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/*
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* Copyright (c) 2002, 2004, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package org.apidesign.vm4brwsr;
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import java.io.ByteArrayInputStream;
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import java.io.DataInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import org.apidesign.bck2brwsr.core.JavaScriptBody;
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import org.apidesign.bck2brwsr.core.JavaScriptPrototype;
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/** This is a byte code parser heavily based on original code of JavaP utility.
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* As such I decided to keep the original Oracle's GPLv2 header.
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*
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* @author Jaroslav Tulach <jtulach@netbeans.org>
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*/
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final class ByteCodeParser {
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private ByteCodeParser() {
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}
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/* Class File Constants */
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public static final int JAVA_MAGIC = 0xcafebabe;
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public static final int JAVA_VERSION = 45;
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public static final int JAVA_MINOR_VERSION = 3;
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/* Constant table */
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public static final int CONSTANT_UTF8 = 1;
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public static final int CONSTANT_UNICODE = 2;
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public static final int CONSTANT_INTEGER = 3;
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public static final int CONSTANT_FLOAT = 4;
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public static final int CONSTANT_LONG = 5;
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public static final int CONSTANT_DOUBLE = 6;
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public static final int CONSTANT_CLASS = 7;
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public static final int CONSTANT_STRING = 8;
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public static final int CONSTANT_FIELD = 9;
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public static final int CONSTANT_METHOD = 10;
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public static final int CONSTANT_INTERFACEMETHOD = 11;
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public static final int CONSTANT_NAMEANDTYPE = 12;
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/* Access Flags */
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public static final int ACC_PUBLIC = 0x00000001;
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public static final int ACC_PRIVATE = 0x00000002;
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public static final int ACC_PROTECTED = 0x00000004;
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public static final int ACC_STATIC = 0x00000008;
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public static final int ACC_FINAL = 0x00000010;
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public static final int ACC_SYNCHRONIZED = 0x00000020;
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public static final int ACC_SUPER = 0x00000020;
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public static final int ACC_VOLATILE = 0x00000040;
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public static final int ACC_TRANSIENT = 0x00000080;
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public static final int ACC_NATIVE = 0x00000100;
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public static final int ACC_INTERFACE = 0x00000200;
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public static final int ACC_ABSTRACT = 0x00000400;
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public static final int ACC_STRICT = 0x00000800;
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public static final int ACC_EXPLICIT = 0x00001000;
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public static final int ACC_SYNTHETIC = 0x00010000; // actually, this is an attribute
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/* Type codes for StackMap attribute */
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public static final int ITEM_Bogus =0; // an unknown or uninitialized value
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public static final int ITEM_Integer =1; // a 32-bit integer
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public static final int ITEM_Float =2; // not used
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public static final int ITEM_Double =3; // not used
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public static final int ITEM_Long =4; // a 64-bit integer
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public static final int ITEM_Null =5; // the type of null
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public static final int ITEM_InitObject =6; // "this" in constructor
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public static final int ITEM_Object =7; // followed by 2-byte index of class name
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public static final int ITEM_NewObject =8; // followed by 2-byte ref to "new"
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/* Constants used in StackMapTable attribute */
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public static final int SAME_FRAME_BOUND = 64;
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public static final int SAME_LOCALS_1_STACK_ITEM_BOUND = 128;
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public static final int SAME_LOCALS_1_STACK_ITEM_EXTENDED = 247;
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public static final int SAME_FRAME_EXTENDED = 251;
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public static final int FULL_FRAME = 255;
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/* Opcodes */
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public static final int opc_dead = -2;
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public static final int opc_label = -1;
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public static final int opc_nop = 0;
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public static final int opc_aconst_null = 1;
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public static final int opc_iconst_m1 = 2;
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public static final int opc_iconst_0 = 3;
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public static final int opc_iconst_1 = 4;
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public static final int opc_iconst_2 = 5;
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public static final int opc_iconst_3 = 6;
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public static final int opc_iconst_4 = 7;
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public static final int opc_iconst_5 = 8;
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public static final int opc_lconst_0 = 9;
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public static final int opc_lconst_1 = 10;
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public static final int opc_fconst_0 = 11;
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public static final int opc_fconst_1 = 12;
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public static final int opc_fconst_2 = 13;
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public static final int opc_dconst_0 = 14;
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public static final int opc_dconst_1 = 15;
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public static final int opc_bipush = 16;
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public static final int opc_sipush = 17;
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public static final int opc_ldc = 18;
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public static final int opc_ldc_w = 19;
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public static final int opc_ldc2_w = 20;
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public static final int opc_iload = 21;
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public static final int opc_lload = 22;
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public static final int opc_fload = 23;
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public static final int opc_dload = 24;
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public static final int opc_aload = 25;
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public static final int opc_iload_0 = 26;
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public static final int opc_iload_1 = 27;
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public static final int opc_iload_2 = 28;
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public static final int opc_iload_3 = 29;
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public static final int opc_lload_0 = 30;
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public static final int opc_lload_1 = 31;
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public static final int opc_lload_2 = 32;
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public static final int opc_lload_3 = 33;
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public static final int opc_fload_0 = 34;
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public static final int opc_fload_1 = 35;
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public static final int opc_fload_2 = 36;
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public static final int opc_fload_3 = 37;
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public static final int opc_dload_0 = 38;
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public static final int opc_dload_1 = 39;
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public static final int opc_dload_2 = 40;
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public static final int opc_dload_3 = 41;
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public static final int opc_aload_0 = 42;
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public static final int opc_aload_1 = 43;
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public static final int opc_aload_2 = 44;
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public static final int opc_aload_3 = 45;
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public static final int opc_iaload = 46;
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public static final int opc_laload = 47;
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public static final int opc_faload = 48;
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public static final int opc_daload = 49;
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public static final int opc_aaload = 50;
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public static final int opc_baload = 51;
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public static final int opc_caload = 52;
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public static final int opc_saload = 53;
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public static final int opc_istore = 54;
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public static final int opc_lstore = 55;
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public static final int opc_fstore = 56;
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public static final int opc_dstore = 57;
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public static final int opc_astore = 58;
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public static final int opc_istore_0 = 59;
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public static final int opc_istore_1 = 60;
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public static final int opc_istore_2 = 61;
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public static final int opc_istore_3 = 62;
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public static final int opc_lstore_0 = 63;
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public static final int opc_lstore_1 = 64;
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public static final int opc_lstore_2 = 65;
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public static final int opc_lstore_3 = 66;
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public static final int opc_fstore_0 = 67;
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public static final int opc_fstore_1 = 68;
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public static final int opc_fstore_2 = 69;
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public static final int opc_fstore_3 = 70;
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public static final int opc_dstore_0 = 71;
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public static final int opc_dstore_1 = 72;
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public static final int opc_dstore_2 = 73;
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public static final int opc_dstore_3 = 74;
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public static final int opc_astore_0 = 75;
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public static final int opc_astore_1 = 76;
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public static final int opc_astore_2 = 77;
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public static final int opc_astore_3 = 78;
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public static final int opc_iastore = 79;
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public static final int opc_lastore = 80;
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public static final int opc_fastore = 81;
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public static final int opc_dastore = 82;
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public static final int opc_aastore = 83;
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public static final int opc_bastore = 84;
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public static final int opc_castore = 85;
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public static final int opc_sastore = 86;
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public static final int opc_pop = 87;
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public static final int opc_pop2 = 88;
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public static final int opc_dup = 89;
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public static final int opc_dup_x1 = 90;
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public static final int opc_dup_x2 = 91;
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public static final int opc_dup2 = 92;
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public static final int opc_dup2_x1 = 93;
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public static final int opc_dup2_x2 = 94;
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public static final int opc_swap = 95;
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public static final int opc_iadd = 96;
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public static final int opc_ladd = 97;
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public static final int opc_fadd = 98;
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public static final int opc_dadd = 99;
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public static final int opc_isub = 100;
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public static final int opc_lsub = 101;
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public static final int opc_fsub = 102;
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public static final int opc_dsub = 103;
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public static final int opc_imul = 104;
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public static final int opc_lmul = 105;
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public static final int opc_fmul = 106;
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public static final int opc_dmul = 107;
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public static final int opc_idiv = 108;
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public static final int opc_ldiv = 109;
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public static final int opc_fdiv = 110;
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public static final int opc_ddiv = 111;
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public static final int opc_irem = 112;
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public static final int opc_lrem = 113;
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public static final int opc_frem = 114;
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public static final int opc_drem = 115;
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public static final int opc_ineg = 116;
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public static final int opc_lneg = 117;
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public static final int opc_fneg = 118;
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public static final int opc_dneg = 119;
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public static final int opc_ishl = 120;
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public static final int opc_lshl = 121;
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public static final int opc_ishr = 122;
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public static final int opc_lshr = 123;
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public static final int opc_iushr = 124;
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public static final int opc_lushr = 125;
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public static final int opc_iand = 126;
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public static final int opc_land = 127;
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public static final int opc_ior = 128;
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public static final int opc_lor = 129;
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public static final int opc_ixor = 130;
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public static final int opc_lxor = 131;
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public static final int opc_iinc = 132;
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public static final int opc_i2l = 133;
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public static final int opc_i2f = 134;
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public static final int opc_i2d = 135;
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public static final int opc_l2i = 136;
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public static final int opc_l2f = 137;
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public static final int opc_l2d = 138;
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public static final int opc_f2i = 139;
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public static final int opc_f2l = 140;
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public static final int opc_f2d = 141;
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public static final int opc_d2i = 142;
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public static final int opc_d2l = 143;
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public static final int opc_d2f = 144;
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public static final int opc_i2b = 145;
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public static final int opc_int2byte = 145;
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public static final int opc_i2c = 146;
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public static final int opc_int2char = 146;
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public static final int opc_i2s = 147;
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public static final int opc_int2short = 147;
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public static final int opc_lcmp = 148;
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public static final int opc_fcmpl = 149;
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public static final int opc_fcmpg = 150;
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public static final int opc_dcmpl = 151;
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public static final int opc_dcmpg = 152;
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public static final int opc_ifeq = 153;
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public static final int opc_ifne = 154;
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public static final int opc_iflt = 155;
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public static final int opc_ifge = 156;
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public static final int opc_ifgt = 157;
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public static final int opc_ifle = 158;
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public static final int opc_if_icmpeq = 159;
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public static final int opc_if_icmpne = 160;
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public static final int opc_if_icmplt = 161;
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public static final int opc_if_icmpge = 162;
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public static final int opc_if_icmpgt = 163;
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public static final int opc_if_icmple = 164;
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public static final int opc_if_acmpeq = 165;
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public static final int opc_if_acmpne = 166;
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jaroslav@810
|
270 |
public static final int opc_goto = 167;
|
jaroslav@810
|
271 |
public static final int opc_jsr = 168;
|
jaroslav@810
|
272 |
public static final int opc_ret = 169;
|
jaroslav@810
|
273 |
public static final int opc_tableswitch = 170;
|
jaroslav@810
|
274 |
public static final int opc_lookupswitch = 171;
|
jaroslav@810
|
275 |
public static final int opc_ireturn = 172;
|
jaroslav@810
|
276 |
public static final int opc_lreturn = 173;
|
jaroslav@810
|
277 |
public static final int opc_freturn = 174;
|
jaroslav@810
|
278 |
public static final int opc_dreturn = 175;
|
jaroslav@810
|
279 |
public static final int opc_areturn = 176;
|
jaroslav@810
|
280 |
public static final int opc_return = 177;
|
jaroslav@810
|
281 |
public static final int opc_getstatic = 178;
|
jaroslav@810
|
282 |
public static final int opc_putstatic = 179;
|
jaroslav@810
|
283 |
public static final int opc_getfield = 180;
|
jaroslav@810
|
284 |
public static final int opc_putfield = 181;
|
jaroslav@810
|
285 |
public static final int opc_invokevirtual = 182;
|
jaroslav@810
|
286 |
public static final int opc_invokenonvirtual = 183;
|
jaroslav@810
|
287 |
public static final int opc_invokespecial = 183;
|
jaroslav@810
|
288 |
public static final int opc_invokestatic = 184;
|
jaroslav@810
|
289 |
public static final int opc_invokeinterface = 185;
|
jaroslav@810
|
290 |
// public static final int opc_xxxunusedxxx = 186;
|
jaroslav@810
|
291 |
public static final int opc_new = 187;
|
jaroslav@810
|
292 |
public static final int opc_newarray = 188;
|
jaroslav@810
|
293 |
public static final int opc_anewarray = 189;
|
jaroslav@810
|
294 |
public static final int opc_arraylength = 190;
|
jaroslav@810
|
295 |
public static final int opc_athrow = 191;
|
jaroslav@810
|
296 |
public static final int opc_checkcast = 192;
|
jaroslav@810
|
297 |
public static final int opc_instanceof = 193;
|
jaroslav@810
|
298 |
public static final int opc_monitorenter = 194;
|
jaroslav@810
|
299 |
public static final int opc_monitorexit = 195;
|
jaroslav@810
|
300 |
public static final int opc_wide = 196;
|
jaroslav@810
|
301 |
public static final int opc_multianewarray = 197;
|
jaroslav@810
|
302 |
public static final int opc_ifnull = 198;
|
jaroslav@810
|
303 |
public static final int opc_ifnonnull = 199;
|
jaroslav@810
|
304 |
public static final int opc_goto_w = 200;
|
jaroslav@810
|
305 |
public static final int opc_jsr_w = 201;
|
jaroslav@810
|
306 |
/* Pseudo-instructions */
|
jaroslav@810
|
307 |
public static final int opc_bytecode = 203;
|
jaroslav@810
|
308 |
public static final int opc_try = 204;
|
jaroslav@810
|
309 |
public static final int opc_endtry = 205;
|
jaroslav@810
|
310 |
public static final int opc_catch = 206;
|
jaroslav@810
|
311 |
public static final int opc_var = 207;
|
jaroslav@810
|
312 |
public static final int opc_endvar = 208;
|
jaroslav@810
|
313 |
public static final int opc_localsmap = 209;
|
jaroslav@810
|
314 |
public static final int opc_stackmap = 210;
|
jaroslav@810
|
315 |
/* PicoJava prefixes */
|
jaroslav@810
|
316 |
public static final int opc_nonpriv = 254;
|
jaroslav@810
|
317 |
public static final int opc_priv = 255;
|
jaroslav@810
|
318 |
|
jaroslav@1471
|
319 |
/* Wide instructions *
|
jaroslav@810
|
320 |
public static final int opc_iload_w = (opc_wide<<8)|opc_iload;
|
jaroslav@810
|
321 |
public static final int opc_lload_w = (opc_wide<<8)|opc_lload;
|
jaroslav@810
|
322 |
public static final int opc_fload_w = (opc_wide<<8)|opc_fload;
|
jaroslav@810
|
323 |
public static final int opc_dload_w = (opc_wide<<8)|opc_dload;
|
jaroslav@810
|
324 |
public static final int opc_aload_w = (opc_wide<<8)|opc_aload;
|
jaroslav@810
|
325 |
public static final int opc_istore_w = (opc_wide<<8)|opc_istore;
|
jaroslav@810
|
326 |
public static final int opc_lstore_w = (opc_wide<<8)|opc_lstore;
|
jaroslav@810
|
327 |
public static final int opc_fstore_w = (opc_wide<<8)|opc_fstore;
|
jaroslav@810
|
328 |
public static final int opc_dstore_w = (opc_wide<<8)|opc_dstore;
|
jaroslav@810
|
329 |
public static final int opc_astore_w = (opc_wide<<8)|opc_astore;
|
jaroslav@810
|
330 |
public static final int opc_ret_w = (opc_wide<<8)|opc_ret;
|
jaroslav@810
|
331 |
public static final int opc_iinc_w = (opc_wide<<8)|opc_iinc;
|
jaroslav@1471
|
332 |
*/
|
jaroslav@810
|
333 |
static class AnnotationParser {
|
jaroslav@810
|
334 |
|
jaroslav@810
|
335 |
private final boolean textual;
|
jaroslav@810
|
336 |
private final boolean iterateArray;
|
jaroslav@810
|
337 |
|
jaroslav@810
|
338 |
protected AnnotationParser(boolean textual, boolean iterateArray) {
|
jaroslav@810
|
339 |
this.textual = textual;
|
jaroslav@810
|
340 |
this.iterateArray = iterateArray;
|
jaroslav@810
|
341 |
}
|
jaroslav@810
|
342 |
|
jaroslav@810
|
343 |
protected void visitAnnotationStart(String type, boolean top) throws IOException {
|
jaroslav@810
|
344 |
}
|
jaroslav@810
|
345 |
|
jaroslav@810
|
346 |
protected void visitAnnotationEnd(String type, boolean top) throws IOException {
|
jaroslav@810
|
347 |
}
|
jaroslav@810
|
348 |
|
jaroslav@810
|
349 |
protected void visitValueStart(String attrName, char type) throws IOException {
|
jaroslav@810
|
350 |
}
|
jaroslav@810
|
351 |
|
jaroslav@810
|
352 |
protected void visitValueEnd(String attrName, char type) throws IOException {
|
jaroslav@810
|
353 |
}
|
jaroslav@810
|
354 |
|
jaroslav@810
|
355 |
protected void visitAttr(
|
jaroslav@810
|
356 |
String annoType, String attr, String attrType, String value) throws IOException {
|
jaroslav@810
|
357 |
}
|
jaroslav@810
|
358 |
|
jaroslav@810
|
359 |
protected void visitEnumAttr(
|
jaroslav@810
|
360 |
String annoType, String attr, String attrType, String value) throws IOException {
|
jaroslav@810
|
361 |
visitAttr(annoType, attr, attrType, value);
|
jaroslav@810
|
362 |
}
|
jaroslav@810
|
363 |
|
jaroslav@810
|
364 |
/**
|
jaroslav@810
|
365 |
* Initialize the parsing with constant pool from
|
jaroslav@810
|
366 |
* <code>cd</code>.
|
jaroslav@810
|
367 |
*
|
jaroslav@810
|
368 |
* @param attr the attribute defining annotations
|
jaroslav@810
|
369 |
* @param cd constant pool
|
jaroslav@810
|
370 |
* @throws IOException in case I/O fails
|
jaroslav@810
|
371 |
*/
|
jaroslav@810
|
372 |
public final void parse(byte[] attr, ClassData cd) throws IOException {
|
jaroslav@810
|
373 |
ByteArrayInputStream is = new ByteArrayInputStream(attr);
|
jaroslav@810
|
374 |
DataInputStream dis = new DataInputStream(is);
|
jaroslav@810
|
375 |
try {
|
jaroslav@810
|
376 |
read(dis, cd);
|
jaroslav@810
|
377 |
} finally {
|
jaroslav@810
|
378 |
is.close();
|
jaroslav@810
|
379 |
}
|
jaroslav@810
|
380 |
}
|
jaroslav@810
|
381 |
|
jaroslav@810
|
382 |
private void read(DataInputStream dis, ClassData cd) throws IOException {
|
jaroslav@810
|
383 |
int cnt = dis.readUnsignedShort();
|
jaroslav@810
|
384 |
for (int i = 0; i < cnt; i++) {
|
jaroslav@810
|
385 |
readAnno(dis, cd, true);
|
jaroslav@810
|
386 |
}
|
jaroslav@810
|
387 |
}
|
jaroslav@810
|
388 |
|
jaroslav@810
|
389 |
private void readAnno(DataInputStream dis, ClassData cd, boolean top) throws IOException {
|
jaroslav@810
|
390 |
int type = dis.readUnsignedShort();
|
jaroslav@810
|
391 |
String typeName = cd.StringValue(type);
|
jaroslav@810
|
392 |
visitAnnotationStart(typeName, top);
|
jaroslav@810
|
393 |
int cnt = dis.readUnsignedShort();
|
jaroslav@810
|
394 |
for (int i = 0; i < cnt; i++) {
|
jaroslav@810
|
395 |
String attrName = cd.StringValue(dis.readUnsignedShort());
|
jaroslav@810
|
396 |
readValue(dis, cd, typeName, attrName);
|
jaroslav@810
|
397 |
}
|
jaroslav@810
|
398 |
visitAnnotationEnd(typeName, top);
|
jaroslav@810
|
399 |
if (cnt == 0) {
|
jaroslav@810
|
400 |
visitAttr(typeName, null, null, null);
|
jaroslav@810
|
401 |
}
|
jaroslav@810
|
402 |
}
|
jaroslav@810
|
403 |
|
jaroslav@810
|
404 |
private void readValue(
|
jaroslav@810
|
405 |
DataInputStream dis, ClassData cd, String typeName, String attrName) throws IOException {
|
jaroslav@810
|
406 |
char type = (char) dis.readByte();
|
jaroslav@810
|
407 |
visitValueStart(attrName, type);
|
jaroslav@810
|
408 |
if (type == '@') {
|
jaroslav@810
|
409 |
readAnno(dis, cd, false);
|
jaroslav@810
|
410 |
} else if ("CFJZsSIDB".indexOf(type) >= 0) { // NOI18N
|
jaroslav@810
|
411 |
int primitive = dis.readUnsignedShort();
|
jaroslav@810
|
412 |
String val = cd.stringValue(primitive, textual);
|
jaroslav@810
|
413 |
String attrType;
|
jaroslav@810
|
414 |
if (type == 's') {
|
jaroslav@810
|
415 |
attrType = "Ljava_lang_String_2";
|
jaroslav@810
|
416 |
if (textual) {
|
jaroslav@810
|
417 |
val = '"' + val + '"';
|
jaroslav@810
|
418 |
}
|
jaroslav@810
|
419 |
} else {
|
jaroslav@810
|
420 |
attrType = "" + type;
|
jaroslav@810
|
421 |
}
|
jaroslav@810
|
422 |
visitAttr(typeName, attrName, attrType, val);
|
jaroslav@810
|
423 |
} else if (type == 'c') {
|
jaroslav@810
|
424 |
int cls = dis.readUnsignedShort();
|
jaroslav@810
|
425 |
} else if (type == '[') {
|
jaroslav@810
|
426 |
int cnt = dis.readUnsignedShort();
|
jaroslav@810
|
427 |
for (int i = 0; i < cnt; i++) {
|
jaroslav@810
|
428 |
readValue(dis, cd, typeName, iterateArray ? attrName : null);
|
jaroslav@810
|
429 |
}
|
jaroslav@810
|
430 |
} else if (type == 'e') {
|
jaroslav@810
|
431 |
int enumT = dis.readUnsignedShort();
|
jaroslav@810
|
432 |
String attrType = cd.stringValue(enumT, textual);
|
jaroslav@810
|
433 |
int enumN = dis.readUnsignedShort();
|
jaroslav@810
|
434 |
String val = cd.stringValue(enumN, textual);
|
jaroslav@810
|
435 |
visitEnumAttr(typeName, attrName, attrType, val);
|
jaroslav@810
|
436 |
} else {
|
jaroslav@810
|
437 |
throw new IOException("Unknown type " + type);
|
jaroslav@810
|
438 |
}
|
jaroslav@810
|
439 |
visitValueEnd(attrName, type);
|
jaroslav@810
|
440 |
}
|
jaroslav@810
|
441 |
}
|
jaroslav@810
|
442 |
|
jaroslav@810
|
443 |
/**
|
jaroslav@810
|
444 |
* Reads and stores attribute information.
|
jaroslav@810
|
445 |
*
|
jaroslav@810
|
446 |
* @author Sucheta Dambalkar (Adopted code from jdis)
|
jaroslav@810
|
447 |
*/
|
jaroslav@810
|
448 |
private static class AttrData {
|
jaroslav@810
|
449 |
|
jaroslav@810
|
450 |
ClassData cls;
|
jaroslav@810
|
451 |
int name_cpx;
|
jaroslav@810
|
452 |
int datalen;
|
jaroslav@810
|
453 |
byte data[];
|
jaroslav@810
|
454 |
|
jaroslav@810
|
455 |
public AttrData(ClassData cls) {
|
jaroslav@810
|
456 |
this.cls = cls;
|
jaroslav@810
|
457 |
}
|
jaroslav@810
|
458 |
|
jaroslav@810
|
459 |
/**
|
jaroslav@810
|
460 |
* Reads unknown attribute.
|
jaroslav@810
|
461 |
*/
|
jaroslav@810
|
462 |
public void read(int name_cpx, DataInputStream in) throws IOException {
|
jaroslav@810
|
463 |
this.name_cpx = name_cpx;
|
jaroslav@810
|
464 |
datalen = in.readInt();
|
jaroslav@810
|
465 |
data = new byte[datalen];
|
jaroslav@810
|
466 |
in.readFully(data);
|
jaroslav@810
|
467 |
}
|
jaroslav@810
|
468 |
|
jaroslav@810
|
469 |
/**
|
jaroslav@810
|
470 |
* Reads just the name of known attribute.
|
jaroslav@810
|
471 |
*/
|
jaroslav@810
|
472 |
public void read(int name_cpx) {
|
jaroslav@810
|
473 |
this.name_cpx = name_cpx;
|
jaroslav@810
|
474 |
}
|
jaroslav@810
|
475 |
|
jaroslav@810
|
476 |
/**
|
jaroslav@810
|
477 |
* Returns attribute name.
|
jaroslav@810
|
478 |
*/
|
jaroslav@810
|
479 |
public String getAttrName() {
|
jaroslav@810
|
480 |
return cls.getString(name_cpx);
|
jaroslav@810
|
481 |
}
|
jaroslav@810
|
482 |
|
jaroslav@810
|
483 |
/**
|
jaroslav@810
|
484 |
* Returns attribute data.
|
jaroslav@810
|
485 |
*/
|
jaroslav@810
|
486 |
public byte[] getData() {
|
jaroslav@810
|
487 |
return data;
|
jaroslav@810
|
488 |
}
|
jaroslav@810
|
489 |
}
|
jaroslav@810
|
490 |
|
jaroslav@810
|
491 |
/**
|
jaroslav@810
|
492 |
* Stores constant pool entry information with one field.
|
jaroslav@810
|
493 |
*
|
jaroslav@810
|
494 |
* @author Sucheta Dambalkar (Adopted code from jdis)
|
jaroslav@810
|
495 |
*/
|
jaroslav@810
|
496 |
private static class CPX {
|
jaroslav@810
|
497 |
|
jaroslav@810
|
498 |
int cpx;
|
jaroslav@810
|
499 |
|
jaroslav@810
|
500 |
CPX(int cpx) {
|
jaroslav@810
|
501 |
this.cpx = cpx;
|
jaroslav@810
|
502 |
}
|
jaroslav@810
|
503 |
}
|
jaroslav@810
|
504 |
|
jaroslav@810
|
505 |
/**
|
jaroslav@810
|
506 |
* Stores constant pool entry information with two fields.
|
jaroslav@810
|
507 |
*
|
jaroslav@810
|
508 |
* @author Sucheta Dambalkar (Adopted code from jdis)
|
jaroslav@810
|
509 |
*/
|
jaroslav@810
|
510 |
private static class CPX2 {
|
jaroslav@810
|
511 |
|
jaroslav@810
|
512 |
int cpx1, cpx2;
|
jaroslav@810
|
513 |
|
jaroslav@810
|
514 |
CPX2(int cpx1, int cpx2) {
|
jaroslav@810
|
515 |
this.cpx1 = cpx1;
|
jaroslav@810
|
516 |
this.cpx2 = cpx2;
|
jaroslav@810
|
517 |
}
|
jaroslav@810
|
518 |
}
|
jaroslav@810
|
519 |
|
jaroslav@810
|
520 |
/**
|
jaroslav@810
|
521 |
* Central data repository of the Java Disassembler. Stores all the
|
jaroslav@810
|
522 |
* information in java class file.
|
jaroslav@810
|
523 |
*
|
jaroslav@810
|
524 |
* @author Sucheta Dambalkar (Adopted code from jdis)
|
jaroslav@810
|
525 |
*/
|
jaroslav@810
|
526 |
static final class ClassData {
|
jaroslav@810
|
527 |
|
jaroslav@810
|
528 |
private int magic;
|
jaroslav@810
|
529 |
private int minor_version;
|
jaroslav@810
|
530 |
private int major_version;
|
jaroslav@810
|
531 |
private int cpool_count;
|
jaroslav@810
|
532 |
private Object cpool[];
|
jaroslav@810
|
533 |
private int access;
|
jaroslav@810
|
534 |
private int this_class = 0;
|
jaroslav@810
|
535 |
private int super_class;
|
jaroslav@810
|
536 |
private int interfaces_count;
|
jaroslav@810
|
537 |
private int[] interfaces = new int[0];
|
jaroslav@810
|
538 |
private FieldData[] fields;
|
jaroslav@810
|
539 |
private MethodData[] methods;
|
jaroslav@810
|
540 |
private InnerClassData[] innerClasses;
|
jaroslav@810
|
541 |
private int attributes_count;
|
jaroslav@810
|
542 |
private AttrData[] attrs;
|
jaroslav@810
|
543 |
private int source_cpx = 0;
|
jaroslav@810
|
544 |
private byte tags[];
|
jaroslav@810
|
545 |
private Hashtable indexHashAscii = new Hashtable();
|
jaroslav@810
|
546 |
private String pkgPrefix = "";
|
jaroslav@810
|
547 |
private int pkgPrefixLen = 0;
|
jaroslav@810
|
548 |
|
jaroslav@810
|
549 |
/**
|
jaroslav@810
|
550 |
* Read classfile to disassemble.
|
jaroslav@810
|
551 |
*/
|
jaroslav@810
|
552 |
public ClassData(InputStream infile) throws IOException {
|
jaroslav@810
|
553 |
this.read(new DataInputStream(infile));
|
jaroslav@810
|
554 |
}
|
jaroslav@810
|
555 |
|
jaroslav@810
|
556 |
/**
|
jaroslav@810
|
557 |
* Reads and stores class file information.
|
jaroslav@810
|
558 |
*/
|
jaroslav@810
|
559 |
public void read(DataInputStream in) throws IOException {
|
jaroslav@810
|
560 |
// Read the header
|
jaroslav@810
|
561 |
magic = in.readInt();
|
jaroslav@810
|
562 |
if (magic != JAVA_MAGIC) {
|
jaroslav@810
|
563 |
throw new ClassFormatError("wrong magic: "
|
jaroslav@810
|
564 |
+ toHex(magic) + ", expected "
|
jaroslav@810
|
565 |
+ toHex(JAVA_MAGIC));
|
jaroslav@810
|
566 |
}
|
jaroslav@810
|
567 |
minor_version = in.readShort();
|
jaroslav@810
|
568 |
major_version = in.readShort();
|
jaroslav@810
|
569 |
if (major_version != JAVA_VERSION) {
|
jaroslav@810
|
570 |
}
|
jaroslav@810
|
571 |
|
jaroslav@810
|
572 |
// Read the constant pool
|
jaroslav@810
|
573 |
readCP(in);
|
jaroslav@810
|
574 |
access = in.readUnsignedShort();
|
jaroslav@810
|
575 |
this_class = in.readUnsignedShort();
|
jaroslav@810
|
576 |
super_class = in.readUnsignedShort();
|
jaroslav@810
|
577 |
|
jaroslav@810
|
578 |
//Read interfaces.
|
jaroslav@810
|
579 |
interfaces_count = in.readUnsignedShort();
|
jaroslav@810
|
580 |
if (interfaces_count > 0) {
|
jaroslav@810
|
581 |
interfaces = new int[interfaces_count];
|
jaroslav@810
|
582 |
}
|
jaroslav@810
|
583 |
for (int i = 0; i < interfaces_count; i++) {
|
jaroslav@810
|
584 |
interfaces[i] = in.readShort();
|
jaroslav@810
|
585 |
}
|
jaroslav@810
|
586 |
|
jaroslav@810
|
587 |
// Read the fields
|
jaroslav@810
|
588 |
readFields(in);
|
jaroslav@810
|
589 |
|
jaroslav@810
|
590 |
// Read the methods
|
jaroslav@810
|
591 |
readMethods(in);
|
jaroslav@810
|
592 |
|
jaroslav@810
|
593 |
// Read the attributes
|
jaroslav@810
|
594 |
attributes_count = in.readUnsignedShort();
|
jaroslav@810
|
595 |
attrs = new AttrData[attributes_count];
|
jaroslav@810
|
596 |
for (int k = 0; k < attributes_count; k++) {
|
jaroslav@810
|
597 |
int name_cpx = in.readUnsignedShort();
|
jaroslav@810
|
598 |
if (getTag(name_cpx) == CONSTANT_UTF8
|
jaroslav@810
|
599 |
&& getString(name_cpx).equals("SourceFile")) {
|
jaroslav@810
|
600 |
if (in.readInt() != 2) {
|
jaroslav@810
|
601 |
throw new ClassFormatError("invalid attr length");
|
jaroslav@810
|
602 |
}
|
jaroslav@810
|
603 |
source_cpx = in.readUnsignedShort();
|
jaroslav@810
|
604 |
AttrData attr = new AttrData(this);
|
jaroslav@810
|
605 |
attr.read(name_cpx);
|
jaroslav@810
|
606 |
attrs[k] = attr;
|
jaroslav@810
|
607 |
|
jaroslav@810
|
608 |
} else if (getTag(name_cpx) == CONSTANT_UTF8
|
jaroslav@810
|
609 |
&& getString(name_cpx).equals("InnerClasses")) {
|
jaroslav@810
|
610 |
int length = in.readInt();
|
jaroslav@810
|
611 |
int num = in.readUnsignedShort();
|
jaroslav@810
|
612 |
if (2 + num * 8 != length) {
|
jaroslav@810
|
613 |
throw new ClassFormatError("invalid attr length");
|
jaroslav@810
|
614 |
}
|
jaroslav@810
|
615 |
innerClasses = new InnerClassData[num];
|
jaroslav@810
|
616 |
for (int j = 0; j < num; j++) {
|
jaroslav@810
|
617 |
InnerClassData innerClass = new InnerClassData(this);
|
jaroslav@810
|
618 |
innerClass.read(in);
|
jaroslav@810
|
619 |
innerClasses[j] = innerClass;
|
jaroslav@810
|
620 |
}
|
jaroslav@810
|
621 |
AttrData attr = new AttrData(this);
|
jaroslav@810
|
622 |
attr.read(name_cpx);
|
jaroslav@810
|
623 |
attrs[k] = attr;
|
jaroslav@810
|
624 |
} else {
|
jaroslav@810
|
625 |
AttrData attr = new AttrData(this);
|
jaroslav@810
|
626 |
attr.read(name_cpx, in);
|
jaroslav@810
|
627 |
attrs[k] = attr;
|
jaroslav@810
|
628 |
}
|
jaroslav@810
|
629 |
}
|
jaroslav@810
|
630 |
in.close();
|
jaroslav@810
|
631 |
} // end ClassData.read()
|
jaroslav@810
|
632 |
|
jaroslav@810
|
633 |
/**
|
jaroslav@810
|
634 |
* Reads and stores constant pool info.
|
jaroslav@810
|
635 |
*/
|
jaroslav@810
|
636 |
void readCP(DataInputStream in) throws IOException {
|
jaroslav@810
|
637 |
cpool_count = in.readUnsignedShort();
|
jaroslav@810
|
638 |
tags = new byte[cpool_count];
|
jaroslav@810
|
639 |
cpool = new Object[cpool_count];
|
jaroslav@810
|
640 |
for (int i = 1; i < cpool_count; i++) {
|
jaroslav@810
|
641 |
byte tag = in.readByte();
|
jaroslav@810
|
642 |
|
jaroslav@810
|
643 |
switch (tags[i] = tag) {
|
jaroslav@810
|
644 |
case CONSTANT_UTF8:
|
jaroslav@810
|
645 |
String str = in.readUTF();
|
jaroslav@810
|
646 |
indexHashAscii.put(cpool[i] = str, new Integer(i));
|
jaroslav@810
|
647 |
break;
|
jaroslav@810
|
648 |
case CONSTANT_INTEGER:
|
jaroslav@810
|
649 |
cpool[i] = new Integer(in.readInt());
|
jaroslav@810
|
650 |
break;
|
jaroslav@810
|
651 |
case CONSTANT_FLOAT:
|
jaroslav@810
|
652 |
cpool[i] = new Float(in.readFloat());
|
jaroslav@810
|
653 |
break;
|
jaroslav@810
|
654 |
case CONSTANT_LONG:
|
jaroslav@810
|
655 |
cpool[i++] = new Long(in.readLong());
|
jaroslav@810
|
656 |
break;
|
jaroslav@810
|
657 |
case CONSTANT_DOUBLE:
|
jaroslav@810
|
658 |
cpool[i++] = new Double(in.readDouble());
|
jaroslav@810
|
659 |
break;
|
jaroslav@810
|
660 |
case CONSTANT_CLASS:
|
jaroslav@810
|
661 |
case CONSTANT_STRING:
|
jaroslav@810
|
662 |
cpool[i] = new CPX(in.readUnsignedShort());
|
jaroslav@810
|
663 |
break;
|
jaroslav@810
|
664 |
|
jaroslav@810
|
665 |
case CONSTANT_FIELD:
|
jaroslav@810
|
666 |
case CONSTANT_METHOD:
|
jaroslav@810
|
667 |
case CONSTANT_INTERFACEMETHOD:
|
jaroslav@810
|
668 |
case CONSTANT_NAMEANDTYPE:
|
jaroslav@810
|
669 |
cpool[i] = new CPX2(in.readUnsignedShort(), in.readUnsignedShort());
|
jaroslav@810
|
670 |
break;
|
jaroslav@810
|
671 |
|
jaroslav@810
|
672 |
case 0:
|
jaroslav@810
|
673 |
default:
|
jaroslav@810
|
674 |
throw new ClassFormatError("invalid constant type: " + (int) tags[i]);
|
jaroslav@810
|
675 |
}
|
jaroslav@810
|
676 |
}
|
jaroslav@810
|
677 |
}
|
jaroslav@810
|
678 |
|
jaroslav@810
|
679 |
/**
|
jaroslav@810
|
680 |
* Reads and strores field info.
|
jaroslav@810
|
681 |
*/
|
jaroslav@810
|
682 |
protected void readFields(DataInputStream in) throws IOException {
|
jaroslav@810
|
683 |
int fields_count = in.readUnsignedShort();
|
jaroslav@810
|
684 |
fields = new FieldData[fields_count];
|
jaroslav@810
|
685 |
for (int k = 0; k < fields_count; k++) {
|
jaroslav@810
|
686 |
FieldData field = new FieldData(this);
|
jaroslav@810
|
687 |
field.read(in);
|
jaroslav@810
|
688 |
fields[k] = field;
|
jaroslav@810
|
689 |
}
|
jaroslav@810
|
690 |
}
|
jaroslav@810
|
691 |
|
jaroslav@810
|
692 |
/**
|
jaroslav@810
|
693 |
* Reads and strores Method info.
|
jaroslav@810
|
694 |
*/
|
jaroslav@810
|
695 |
protected void readMethods(DataInputStream in) throws IOException {
|
jaroslav@810
|
696 |
int methods_count = in.readUnsignedShort();
|
jaroslav@810
|
697 |
methods = new MethodData[methods_count];
|
jaroslav@810
|
698 |
for (int k = 0; k < methods_count; k++) {
|
jaroslav@810
|
699 |
MethodData method = new MethodData(this);
|
jaroslav@810
|
700 |
method.read(in);
|
jaroslav@810
|
701 |
methods[k] = method;
|
jaroslav@810
|
702 |
}
|
jaroslav@810
|
703 |
}
|
jaroslav@810
|
704 |
|
jaroslav@810
|
705 |
/**
|
jaroslav@810
|
706 |
* get a string
|
jaroslav@810
|
707 |
*/
|
jaroslav@810
|
708 |
public String getString(int n) {
|
jaroslav@810
|
709 |
if (n == 0) {
|
jaroslav@810
|
710 |
return null;
|
jaroslav@810
|
711 |
} else {
|
jaroslav@810
|
712 |
return (String) cpool[n];
|
jaroslav@810
|
713 |
}
|
jaroslav@810
|
714 |
}
|
jaroslav@810
|
715 |
|
jaroslav@810
|
716 |
/**
|
jaroslav@810
|
717 |
* get the type of constant given an index
|
jaroslav@810
|
718 |
*/
|
jaroslav@810
|
719 |
public byte getTag(int n) {
|
jaroslav@810
|
720 |
try {
|
jaroslav@810
|
721 |
return tags[n];
|
jaroslav@810
|
722 |
} catch (ArrayIndexOutOfBoundsException e) {
|
jaroslav@810
|
723 |
return (byte) 100;
|
jaroslav@810
|
724 |
}
|
jaroslav@810
|
725 |
}
|
jaroslav@810
|
726 |
static final String hexString = "0123456789ABCDEF";
|
jaroslav@810
|
727 |
public static char hexTable[] = hexString.toCharArray();
|
jaroslav@810
|
728 |
|
jaroslav@810
|
729 |
static String toHex(long val, int width) {
|
jaroslav@810
|
730 |
StringBuffer s = new StringBuffer();
|
jaroslav@810
|
731 |
for (int i = width - 1; i >= 0; i--) {
|
jaroslav@810
|
732 |
s.append(hexTable[((int) (val >> (4 * i))) & 0xF]);
|
jaroslav@810
|
733 |
}
|
jaroslav@810
|
734 |
return "0x" + s.toString();
|
jaroslav@810
|
735 |
}
|
jaroslav@810
|
736 |
|
jaroslav@810
|
737 |
static String toHex(long val) {
|
jaroslav@810
|
738 |
int width;
|
jaroslav@810
|
739 |
for (width = 16; width > 0; width--) {
|
jaroslav@810
|
740 |
if ((val >> (width - 1) * 4) != 0) {
|
jaroslav@810
|
741 |
break;
|
jaroslav@810
|
742 |
}
|
jaroslav@810
|
743 |
}
|
jaroslav@810
|
744 |
return toHex(val, width);
|
jaroslav@810
|
745 |
}
|
jaroslav@810
|
746 |
|
jaroslav@810
|
747 |
static String toHex(int val) {
|
jaroslav@810
|
748 |
int width;
|
jaroslav@810
|
749 |
for (width = 8; width > 0; width--) {
|
jaroslav@810
|
750 |
if ((val >> (width - 1) * 4) != 0) {
|
jaroslav@810
|
751 |
break;
|
jaroslav@810
|
752 |
}
|
jaroslav@810
|
753 |
}
|
jaroslav@810
|
754 |
return toHex(val, width);
|
jaroslav@810
|
755 |
}
|
jaroslav@810
|
756 |
|
jaroslav@810
|
757 |
/**
|
jaroslav@810
|
758 |
* Returns the name of this class.
|
jaroslav@810
|
759 |
*/
|
jaroslav@810
|
760 |
public String getClassName() {
|
jaroslav@810
|
761 |
String res = null;
|
jaroslav@810
|
762 |
if (this_class == 0) {
|
jaroslav@810
|
763 |
return res;
|
jaroslav@810
|
764 |
}
|
jaroslav@810
|
765 |
int tcpx;
|
jaroslav@810
|
766 |
try {
|
jaroslav@810
|
767 |
if (tags[this_class] != CONSTANT_CLASS) {
|
jaroslav@810
|
768 |
return res; //"<CP["+cpx+"] is not a Class> ";
|
jaroslav@810
|
769 |
}
|
jaroslav@810
|
770 |
tcpx = ((CPX) cpool[this_class]).cpx;
|
jaroslav@810
|
771 |
} catch (ArrayIndexOutOfBoundsException e) {
|
jaroslav@810
|
772 |
return res; // "#"+cpx+"// invalid constant pool index";
|
jaroslav@810
|
773 |
} catch (Throwable e) {
|
jaroslav@810
|
774 |
return res; // "#"+cpx+"// ERROR IN DISASSEMBLER";
|
jaroslav@810
|
775 |
}
|
jaroslav@810
|
776 |
|
jaroslav@810
|
777 |
try {
|
jaroslav@810
|
778 |
return (String) (cpool[tcpx]);
|
jaroslav@810
|
779 |
} catch (ArrayIndexOutOfBoundsException e) {
|
jaroslav@810
|
780 |
return res; // "class #"+scpx+"// invalid constant pool index";
|
jaroslav@810
|
781 |
} catch (ClassCastException e) {
|
jaroslav@810
|
782 |
return res; // "class #"+scpx+"// invalid constant pool reference";
|
jaroslav@810
|
783 |
} catch (Throwable e) {
|
jaroslav@810
|
784 |
return res; // "#"+cpx+"// ERROR IN DISASSEMBLER";
|
jaroslav@810
|
785 |
}
|
jaroslav@810
|
786 |
|
jaroslav@810
|
787 |
}
|
jaroslav@810
|
788 |
|
jaroslav@810
|
789 |
/**
|
jaroslav@810
|
790 |
* Returns the name of class at perticular index.
|
jaroslav@810
|
791 |
*/
|
jaroslav@810
|
792 |
public String getClassName(int cpx) {
|
jaroslav@810
|
793 |
String res = "#" + cpx;
|
jaroslav@810
|
794 |
if (cpx == 0) {
|
jaroslav@810
|
795 |
return res;
|
jaroslav@810
|
796 |
}
|
jaroslav@810
|
797 |
int scpx;
|
jaroslav@810
|
798 |
try {
|
jaroslav@810
|
799 |
if (tags[cpx] != CONSTANT_CLASS) {
|
jaroslav@810
|
800 |
return res; //"<CP["+cpx+"] is not a Class> ";
|
jaroslav@810
|
801 |
}
|
jaroslav@810
|
802 |
scpx = ((CPX) cpool[cpx]).cpx;
|
jaroslav@810
|
803 |
} catch (ArrayIndexOutOfBoundsException e) {
|
jaroslav@810
|
804 |
return res; // "#"+cpx+"// invalid constant pool index";
|
jaroslav@810
|
805 |
} catch (Throwable e) {
|
jaroslav@810
|
806 |
return res; // "#"+cpx+"// ERROR IN DISASSEMBLER";
|
jaroslav@810
|
807 |
}
|
jaroslav@810
|
808 |
res = "#" + scpx;
|
jaroslav@810
|
809 |
try {
|
jaroslav@810
|
810 |
return (String) (cpool[scpx]);
|
jaroslav@810
|
811 |
} catch (ArrayIndexOutOfBoundsException e) {
|
jaroslav@810
|
812 |
return res; // "class #"+scpx+"// invalid constant pool index";
|
jaroslav@810
|
813 |
} catch (ClassCastException e) {
|
jaroslav@810
|
814 |
return res; // "class #"+scpx+"// invalid constant pool reference";
|
jaroslav@810
|
815 |
} catch (Throwable e) {
|
jaroslav@810
|
816 |
return res; // "#"+cpx+"// ERROR IN DISASSEMBLER";
|
jaroslav@810
|
817 |
}
|
jaroslav@810
|
818 |
}
|
jaroslav@810
|
819 |
|
jaroslav@810
|
820 |
public int getAccessFlags() {
|
jaroslav@810
|
821 |
return access;
|
jaroslav@810
|
822 |
}
|
jaroslav@810
|
823 |
|
jaroslav@810
|
824 |
/**
|
jaroslav@810
|
825 |
* Returns true if it is a class
|
jaroslav@810
|
826 |
*/
|
jaroslav@810
|
827 |
public boolean isClass() {
|
jaroslav@810
|
828 |
if ((access & ACC_INTERFACE) == 0) {
|
jaroslav@810
|
829 |
return true;
|
jaroslav@810
|
830 |
}
|
jaroslav@810
|
831 |
return false;
|
jaroslav@810
|
832 |
}
|
jaroslav@810
|
833 |
|
jaroslav@810
|
834 |
/**
|
jaroslav@810
|
835 |
* Returns true if it is a interface.
|
jaroslav@810
|
836 |
*/
|
jaroslav@810
|
837 |
public boolean isInterface() {
|
jaroslav@810
|
838 |
if ((access & ACC_INTERFACE) != 0) {
|
jaroslav@810
|
839 |
return true;
|
jaroslav@810
|
840 |
}
|
jaroslav@810
|
841 |
return false;
|
jaroslav@810
|
842 |
}
|
jaroslav@810
|
843 |
|
jaroslav@810
|
844 |
/**
|
jaroslav@810
|
845 |
* Returns true if this member is public, false otherwise.
|
jaroslav@810
|
846 |
*/
|
jaroslav@810
|
847 |
public boolean isPublic() {
|
jaroslav@810
|
848 |
return (access & ACC_PUBLIC) != 0;
|
jaroslav@810
|
849 |
}
|
jaroslav@810
|
850 |
|
jaroslav@810
|
851 |
/**
|
jaroslav@810
|
852 |
* Returns the access of this class or interface.
|
jaroslav@810
|
853 |
*/
|
jaroslav@810
|
854 |
public String[] getAccess() {
|
jaroslav@810
|
855 |
Vector v = new Vector();
|
jaroslav@810
|
856 |
if ((access & ACC_PUBLIC) != 0) {
|
jaroslav@810
|
857 |
v.addElement("public");
|
jaroslav@810
|
858 |
}
|
jaroslav@810
|
859 |
if ((access & ACC_FINAL) != 0) {
|
jaroslav@810
|
860 |
v.addElement("final");
|
jaroslav@810
|
861 |
}
|
jaroslav@810
|
862 |
if ((access & ACC_ABSTRACT) != 0) {
|
jaroslav@810
|
863 |
v.addElement("abstract");
|
jaroslav@810
|
864 |
}
|
jaroslav@810
|
865 |
String[] accflags = new String[v.size()];
|
jaroslav@810
|
866 |
v.copyInto(accflags);
|
jaroslav@810
|
867 |
return accflags;
|
jaroslav@810
|
868 |
}
|
jaroslav@810
|
869 |
|
jaroslav@810
|
870 |
/**
|
jaroslav@810
|
871 |
* Returns list of innerclasses.
|
jaroslav@810
|
872 |
*/
|
jaroslav@810
|
873 |
public InnerClassData[] getInnerClasses() {
|
jaroslav@810
|
874 |
return innerClasses;
|
jaroslav@810
|
875 |
}
|
jaroslav@810
|
876 |
|
jaroslav@810
|
877 |
/**
|
jaroslav@810
|
878 |
* Returns list of attributes.
|
jaroslav@810
|
879 |
*/
|
jaroslav@810
|
880 |
final AttrData[] getAttributes() {
|
jaroslav@810
|
881 |
return attrs;
|
jaroslav@810
|
882 |
}
|
jaroslav@810
|
883 |
|
jaroslav@810
|
884 |
public byte[] findAnnotationData(boolean classRetention) {
|
jaroslav@810
|
885 |
String n = classRetention
|
jaroslav@810
|
886 |
? "RuntimeInvisibleAnnotations" : // NOI18N
|
jaroslav@810
|
887 |
"RuntimeVisibleAnnotations"; // NOI18N
|
jaroslav@810
|
888 |
return findAttr(n, attrs);
|
jaroslav@810
|
889 |
}
|
jaroslav@810
|
890 |
|
jaroslav@810
|
891 |
/**
|
jaroslav@810
|
892 |
* Returns true if superbit is set.
|
jaroslav@810
|
893 |
*/
|
jaroslav@810
|
894 |
public boolean isSuperSet() {
|
jaroslav@810
|
895 |
if ((access & ACC_SUPER) != 0) {
|
jaroslav@810
|
896 |
return true;
|
jaroslav@810
|
897 |
}
|
jaroslav@810
|
898 |
return false;
|
jaroslav@810
|
899 |
}
|
jaroslav@810
|
900 |
|
jaroslav@810
|
901 |
/**
|
jaroslav@810
|
902 |
* Returns super class name.
|
jaroslav@810
|
903 |
*/
|
jaroslav@810
|
904 |
public String getSuperClassName() {
|
jaroslav@810
|
905 |
String res = null;
|
jaroslav@810
|
906 |
if (super_class == 0) {
|
jaroslav@810
|
907 |
return res;
|
jaroslav@810
|
908 |
}
|
jaroslav@810
|
909 |
int scpx;
|
jaroslav@810
|
910 |
try {
|
jaroslav@810
|
911 |
if (tags[super_class] != CONSTANT_CLASS) {
|
jaroslav@810
|
912 |
return res; //"<CP["+cpx+"] is not a Class> ";
|
jaroslav@810
|
913 |
}
|
jaroslav@810
|
914 |
scpx = ((CPX) cpool[super_class]).cpx;
|
jaroslav@810
|
915 |
} catch (ArrayIndexOutOfBoundsException e) {
|
jaroslav@810
|
916 |
return res; // "#"+cpx+"// invalid constant pool index";
|
jaroslav@810
|
917 |
} catch (Throwable e) {
|
jaroslav@810
|
918 |
return res; // "#"+cpx+"// ERROR IN DISASSEMBLER";
|
jaroslav@810
|
919 |
}
|
jaroslav@810
|
920 |
|
jaroslav@810
|
921 |
try {
|
jaroslav@810
|
922 |
return (String) (cpool[scpx]);
|
jaroslav@810
|
923 |
} catch (ArrayIndexOutOfBoundsException e) {
|
jaroslav@810
|
924 |
return res; // "class #"+scpx+"// invalid constant pool index";
|
jaroslav@810
|
925 |
} catch (ClassCastException e) {
|
jaroslav@810
|
926 |
return res; // "class #"+scpx+"// invalid constant pool reference";
|
jaroslav@810
|
927 |
} catch (Throwable e) {
|
jaroslav@810
|
928 |
return res; // "#"+cpx+"// ERROR IN DISASSEMBLER";
|
jaroslav@810
|
929 |
}
|
jaroslav@810
|
930 |
}
|
jaroslav@810
|
931 |
|
jaroslav@810
|
932 |
/**
|
jaroslav@810
|
933 |
* Returns list of super interfaces.
|
jaroslav@810
|
934 |
*/
|
jaroslav@810
|
935 |
public String[] getSuperInterfaces() {
|
jaroslav@810
|
936 |
String interfacenames[] = new String[interfaces.length];
|
jaroslav@810
|
937 |
int interfacecpx = -1;
|
jaroslav@810
|
938 |
for (int i = 0; i < interfaces.length; i++) {
|
jaroslav@810
|
939 |
interfacecpx = ((CPX) cpool[interfaces[i]]).cpx;
|
jaroslav@810
|
940 |
interfacenames[i] = (String) (cpool[interfacecpx]);
|
jaroslav@810
|
941 |
}
|
jaroslav@810
|
942 |
return interfacenames;
|
jaroslav@810
|
943 |
}
|
jaroslav@810
|
944 |
|
jaroslav@810
|
945 |
/**
|
jaroslav@810
|
946 |
* Returns string at prticular constant pool index.
|
jaroslav@810
|
947 |
*/
|
jaroslav@810
|
948 |
public String getStringValue(int cpoolx) {
|
jaroslav@810
|
949 |
try {
|
jaroslav@810
|
950 |
return ((String) cpool[cpoolx]);
|
jaroslav@810
|
951 |
} catch (ArrayIndexOutOfBoundsException e) {
|
jaroslav@810
|
952 |
return "//invalid constant pool index:" + cpoolx;
|
jaroslav@810
|
953 |
} catch (ClassCastException e) {
|
jaroslav@810
|
954 |
return "//invalid constant pool ref:" + cpoolx;
|
jaroslav@810
|
955 |
}
|
jaroslav@810
|
956 |
}
|
jaroslav@810
|
957 |
|
jaroslav@810
|
958 |
/**
|
jaroslav@810
|
959 |
* Returns list of field info.
|
jaroslav@810
|
960 |
*/
|
jaroslav@810
|
961 |
public FieldData[] getFields() {
|
jaroslav@810
|
962 |
return fields;
|
jaroslav@810
|
963 |
}
|
jaroslav@810
|
964 |
|
jaroslav@810
|
965 |
/**
|
jaroslav@810
|
966 |
* Returns list of method info.
|
jaroslav@810
|
967 |
*/
|
jaroslav@810
|
968 |
public MethodData[] getMethods() {
|
jaroslav@810
|
969 |
return methods;
|
jaroslav@810
|
970 |
}
|
jaroslav@810
|
971 |
|
jaroslav@810
|
972 |
/**
|
jaroslav@810
|
973 |
* Returns constant pool entry at that index.
|
jaroslav@810
|
974 |
*/
|
jaroslav@810
|
975 |
public CPX2 getCpoolEntry(int cpx) {
|
jaroslav@810
|
976 |
return ((CPX2) (cpool[cpx]));
|
jaroslav@810
|
977 |
}
|
jaroslav@810
|
978 |
|
jaroslav@810
|
979 |
public Object getCpoolEntryobj(int cpx) {
|
jaroslav@810
|
980 |
return (cpool[cpx]);
|
jaroslav@810
|
981 |
}
|
jaroslav@810
|
982 |
|
jaroslav@810
|
983 |
/**
|
jaroslav@810
|
984 |
* Returns index of this class.
|
jaroslav@810
|
985 |
*/
|
jaroslav@810
|
986 |
public int getthis_cpx() {
|
jaroslav@810
|
987 |
return this_class;
|
jaroslav@810
|
988 |
}
|
jaroslav@810
|
989 |
|
jaroslav@810
|
990 |
/**
|
jaroslav@810
|
991 |
* Returns string at that index.
|
jaroslav@810
|
992 |
*/
|
jaroslav@810
|
993 |
public String StringValue(int cpx) {
|
jaroslav@810
|
994 |
return stringValue(cpx, false);
|
jaroslav@810
|
995 |
}
|
jaroslav@810
|
996 |
|
jaroslav@810
|
997 |
public String stringValue(int cpx, boolean textual) {
|
jaroslav@810
|
998 |
return stringValue(cpx, textual, null);
|
jaroslav@810
|
999 |
}
|
jaroslav@810
|
1000 |
|
jaroslav@810
|
1001 |
public String stringValue(int cpx, String[] classRefs) {
|
jaroslav@810
|
1002 |
return stringValue(cpx, true, classRefs);
|
jaroslav@810
|
1003 |
}
|
jaroslav@810
|
1004 |
|
jaroslav@810
|
1005 |
private String stringValue(int cpx, boolean textual, String[] refs) {
|
jaroslav@810
|
1006 |
if (cpx == 0) {
|
jaroslav@810
|
1007 |
return "#0";
|
jaroslav@810
|
1008 |
}
|
jaroslav@810
|
1009 |
int tag;
|
jaroslav@810
|
1010 |
Object x;
|
jaroslav@810
|
1011 |
String suffix = "";
|
jaroslav@810
|
1012 |
try {
|
jaroslav@810
|
1013 |
tag = tags[cpx];
|
jaroslav@810
|
1014 |
x = cpool[cpx];
|
jaroslav@810
|
1015 |
} catch (IndexOutOfBoundsException e) {
|
jaroslav@810
|
1016 |
return "<Incorrect CP index:" + cpx + ">";
|
jaroslav@810
|
1017 |
}
|
jaroslav@810
|
1018 |
|
jaroslav@810
|
1019 |
if (x == null) {
|
jaroslav@810
|
1020 |
return "<NULL>";
|
jaroslav@810
|
1021 |
}
|
jaroslav@810
|
1022 |
switch (tag) {
|
jaroslav@810
|
1023 |
case CONSTANT_UTF8: {
|
jaroslav@810
|
1024 |
if (!textual) {
|
jaroslav@810
|
1025 |
return (String) x;
|
jaroslav@810
|
1026 |
}
|
jaroslav@810
|
1027 |
StringBuilder sb = new StringBuilder();
|
jaroslav@810
|
1028 |
String s = (String) x;
|
jaroslav@810
|
1029 |
for (int k = 0; k < s.length(); k++) {
|
jaroslav@810
|
1030 |
char c = s.charAt(k);
|
jaroslav@810
|
1031 |
switch (c) {
|
jaroslav@810
|
1032 |
case '\\':
|
jaroslav@810
|
1033 |
sb.append('\\').append('\\');
|
jaroslav@810
|
1034 |
break;
|
jaroslav@810
|
1035 |
case '\t':
|
jaroslav@810
|
1036 |
sb.append('\\').append('t');
|
jaroslav@810
|
1037 |
break;
|
jaroslav@810
|
1038 |
case '\n':
|
jaroslav@810
|
1039 |
sb.append('\\').append('n');
|
jaroslav@810
|
1040 |
break;
|
jaroslav@810
|
1041 |
case '\r':
|
jaroslav@810
|
1042 |
sb.append('\\').append('r');
|
jaroslav@810
|
1043 |
break;
|
jaroslav@810
|
1044 |
case '\"':
|
jaroslav@810
|
1045 |
sb.append('\\').append('\"');
|
jaroslav@810
|
1046 |
break;
|
jaroslav@1354
|
1047 |
case '\u2028':
|
jaroslav@1354
|
1048 |
sb.append("\\u2028");
|
jaroslav@1354
|
1049 |
break;
|
jaroslav@1354
|
1050 |
case '\u2029':
|
jaroslav@1354
|
1051 |
sb.append("\\u2029");
|
jaroslav@1354
|
1052 |
break;
|
jaroslav@810
|
1053 |
default:
|
jaroslav@810
|
1054 |
sb.append(c);
|
jaroslav@810
|
1055 |
}
|
jaroslav@810
|
1056 |
}
|
jaroslav@810
|
1057 |
return sb.toString();
|
jaroslav@810
|
1058 |
}
|
jaroslav@810
|
1059 |
case CONSTANT_DOUBLE: {
|
jaroslav@810
|
1060 |
Double d = (Double) x;
|
jaroslav@810
|
1061 |
String sd = d.toString();
|
jaroslav@810
|
1062 |
if (textual) {
|
jaroslav@810
|
1063 |
return sd;
|
jaroslav@810
|
1064 |
}
|
jaroslav@810
|
1065 |
return sd + "d";
|
jaroslav@810
|
1066 |
}
|
jaroslav@810
|
1067 |
case CONSTANT_FLOAT: {
|
jaroslav@810
|
1068 |
Float f = (Float) x;
|
jaroslav@810
|
1069 |
String sf = (f).toString();
|
jaroslav@810
|
1070 |
if (textual) {
|
jaroslav@810
|
1071 |
return sf;
|
jaroslav@810
|
1072 |
}
|
jaroslav@810
|
1073 |
return sf + "f";
|
jaroslav@810
|
1074 |
}
|
jaroslav@810
|
1075 |
case CONSTANT_LONG: {
|
jaroslav@810
|
1076 |
Long ln = (Long) x;
|
jaroslav@810
|
1077 |
if (textual) {
|
jaroslav@810
|
1078 |
return ln.toString();
|
jaroslav@810
|
1079 |
}
|
jaroslav@810
|
1080 |
return ln.toString() + 'l';
|
jaroslav@810
|
1081 |
}
|
jaroslav@810
|
1082 |
case CONSTANT_INTEGER: {
|
jaroslav@810
|
1083 |
Integer in = (Integer) x;
|
jaroslav@810
|
1084 |
return in.toString();
|
jaroslav@810
|
1085 |
}
|
jaroslav@810
|
1086 |
case CONSTANT_CLASS:
|
jaroslav@810
|
1087 |
String jn = getClassName(cpx);
|
jaroslav@810
|
1088 |
if (textual) {
|
jaroslav@810
|
1089 |
if (refs != null) {
|
jaroslav@810
|
1090 |
refs[0] = jn;
|
jaroslav@810
|
1091 |
}
|
jaroslav@810
|
1092 |
return jn;
|
jaroslav@810
|
1093 |
}
|
jaroslav@810
|
1094 |
return javaName(jn);
|
jaroslav@810
|
1095 |
case CONSTANT_STRING:
|
jaroslav@810
|
1096 |
String sv = stringValue(((CPX) x).cpx, textual);
|
jaroslav@810
|
1097 |
if (textual) {
|
jaroslav@810
|
1098 |
return '"' + sv + '"';
|
jaroslav@810
|
1099 |
} else {
|
jaroslav@810
|
1100 |
return sv;
|
jaroslav@810
|
1101 |
}
|
jaroslav@810
|
1102 |
case CONSTANT_FIELD:
|
jaroslav@810
|
1103 |
case CONSTANT_METHOD:
|
jaroslav@810
|
1104 |
case CONSTANT_INTERFACEMETHOD:
|
jaroslav@810
|
1105 |
//return getShortClassName(((CPX2)x).cpx1)+"."+StringValue(((CPX2)x).cpx2);
|
jaroslav@810
|
1106 |
return javaName(getClassName(((CPX2) x).cpx1)) + "." + StringValue(((CPX2) x).cpx2);
|
jaroslav@810
|
1107 |
|
jaroslav@810
|
1108 |
case CONSTANT_NAMEANDTYPE:
|
jaroslav@810
|
1109 |
return getName(((CPX2) x).cpx1) + ":" + StringValue(((CPX2) x).cpx2);
|
jaroslav@810
|
1110 |
default:
|
jaroslav@810
|
1111 |
return "UnknownTag"; //TBD
|
jaroslav@810
|
1112 |
}
|
jaroslav@810
|
1113 |
}
|
jaroslav@810
|
1114 |
|
jaroslav@810
|
1115 |
/**
|
jaroslav@810
|
1116 |
* Returns resolved java type name.
|
jaroslav@810
|
1117 |
*/
|
jaroslav@810
|
1118 |
public String javaName(String name) {
|
jaroslav@810
|
1119 |
if (name == null) {
|
jaroslav@810
|
1120 |
return "null";
|
jaroslav@810
|
1121 |
}
|
jaroslav@810
|
1122 |
int len = name.length();
|
jaroslav@810
|
1123 |
if (len == 0) {
|
jaroslav@810
|
1124 |
return "\"\"";
|
jaroslav@810
|
1125 |
}
|
jaroslav@810
|
1126 |
int cc = '/';
|
jaroslav@810
|
1127 |
fullname:
|
jaroslav@810
|
1128 |
{ // xxx/yyy/zzz
|
jaroslav@810
|
1129 |
int cp;
|
jaroslav@810
|
1130 |
for (int k = 0; k < len; k += Character.charCount(cp)) {
|
jaroslav@810
|
1131 |
cp = name.codePointAt(k);
|
jaroslav@810
|
1132 |
if (cc == '/') {
|
jaroslav@810
|
1133 |
if (!isJavaIdentifierStart(cp)) {
|
jaroslav@810
|
1134 |
break fullname;
|
jaroslav@810
|
1135 |
}
|
jaroslav@810
|
1136 |
} else if (cp != '/') {
|
jaroslav@810
|
1137 |
if (!isJavaIdentifierPart(cp)) {
|
jaroslav@810
|
1138 |
break fullname;
|
jaroslav@810
|
1139 |
}
|
jaroslav@810
|
1140 |
}
|
jaroslav@810
|
1141 |
cc = cp;
|
jaroslav@810
|
1142 |
}
|
jaroslav@810
|
1143 |
return name;
|
jaroslav@810
|
1144 |
}
|
jaroslav@810
|
1145 |
return "\"" + name + "\"";
|
jaroslav@810
|
1146 |
}
|
jaroslav@810
|
1147 |
|
jaroslav@810
|
1148 |
public String getName(int cpx) {
|
jaroslav@810
|
1149 |
String res;
|
jaroslav@810
|
1150 |
try {
|
jaroslav@810
|
1151 |
return javaName((String) cpool[cpx]); //.replace('/','.');
|
jaroslav@810
|
1152 |
} catch (ArrayIndexOutOfBoundsException e) {
|
jaroslav@810
|
1153 |
return "<invalid constant pool index:" + cpx + ">";
|
jaroslav@810
|
1154 |
} catch (ClassCastException e) {
|
jaroslav@810
|
1155 |
return "<invalid constant pool ref:" + cpx + ">";
|
jaroslav@810
|
1156 |
}
|
jaroslav@810
|
1157 |
}
|
jaroslav@810
|
1158 |
|
jaroslav@810
|
1159 |
/**
|
jaroslav@810
|
1160 |
* Returns unqualified class name.
|
jaroslav@810
|
1161 |
*/
|
jaroslav@810
|
1162 |
public String getShortClassName(int cpx) {
|
jaroslav@810
|
1163 |
String classname = javaName(getClassName(cpx));
|
jaroslav@810
|
1164 |
pkgPrefixLen = classname.lastIndexOf("/") + 1;
|
jaroslav@810
|
1165 |
if (pkgPrefixLen != 0) {
|
jaroslav@810
|
1166 |
pkgPrefix = classname.substring(0, pkgPrefixLen);
|
jaroslav@810
|
1167 |
if (classname.startsWith(pkgPrefix)) {
|
jaroslav@810
|
1168 |
return classname.substring(pkgPrefixLen);
|
jaroslav@810
|
1169 |
}
|
jaroslav@810
|
1170 |
}
|
jaroslav@810
|
1171 |
return classname;
|
jaroslav@810
|
1172 |
}
|
jaroslav@810
|
1173 |
|
jaroslav@810
|
1174 |
/**
|
jaroslav@810
|
1175 |
* Returns source file name.
|
jaroslav@810
|
1176 |
*/
|
jaroslav@810
|
1177 |
public String getSourceName() {
|
jaroslav@810
|
1178 |
return getName(source_cpx);
|
jaroslav@810
|
1179 |
}
|
jaroslav@810
|
1180 |
|
jaroslav@810
|
1181 |
/**
|
jaroslav@810
|
1182 |
* Returns package name.
|
jaroslav@810
|
1183 |
*/
|
jaroslav@810
|
1184 |
public String getPkgName() {
|
jaroslav@810
|
1185 |
String classname = getClassName(this_class);
|
jaroslav@810
|
1186 |
pkgPrefixLen = classname.lastIndexOf("/") + 1;
|
jaroslav@810
|
1187 |
if (pkgPrefixLen != 0) {
|
jaroslav@810
|
1188 |
pkgPrefix = classname.substring(0, pkgPrefixLen);
|
lubomir@967
|
1189 |
return /* ("package " + */ pkgPrefix.substring(0, pkgPrefixLen - 1) /* + ";\n") */;
|
jaroslav@810
|
1190 |
} else {
|
jaroslav@810
|
1191 |
return null;
|
jaroslav@810
|
1192 |
}
|
jaroslav@810
|
1193 |
}
|
jaroslav@810
|
1194 |
|
jaroslav@810
|
1195 |
/**
|
jaroslav@810
|
1196 |
* Returns total constant pool entry count.
|
jaroslav@810
|
1197 |
*/
|
jaroslav@810
|
1198 |
public int getCpoolCount() {
|
jaroslav@810
|
1199 |
return cpool_count;
|
jaroslav@810
|
1200 |
}
|
jaroslav@810
|
1201 |
|
jaroslav@810
|
1202 |
/**
|
jaroslav@810
|
1203 |
* Returns minor version of class file.
|
jaroslav@810
|
1204 |
*/
|
jaroslav@810
|
1205 |
public int getMinor_version() {
|
jaroslav@810
|
1206 |
return minor_version;
|
jaroslav@810
|
1207 |
}
|
jaroslav@810
|
1208 |
|
jaroslav@810
|
1209 |
/**
|
jaroslav@810
|
1210 |
* Returns major version of class file.
|
jaroslav@810
|
1211 |
*/
|
jaroslav@810
|
1212 |
public int getMajor_version() {
|
jaroslav@810
|
1213 |
return major_version;
|
jaroslav@810
|
1214 |
}
|
jaroslav@810
|
1215 |
|
jaroslav@810
|
1216 |
private boolean isJavaIdentifierStart(int cp) {
|
jaroslav@810
|
1217 |
return ('a' <= cp && cp <= 'z') || ('A' <= cp && cp <= 'Z');
|
jaroslav@810
|
1218 |
}
|
jaroslav@810
|
1219 |
|
jaroslav@810
|
1220 |
private boolean isJavaIdentifierPart(int cp) {
|
jaroslav@810
|
1221 |
return isJavaIdentifierStart(cp) || ('0' <= cp && cp <= '9');
|
jaroslav@810
|
1222 |
}
|
jaroslav@810
|
1223 |
|
jaroslav@810
|
1224 |
public String[] getNameAndType(int indx) {
|
jaroslav@810
|
1225 |
return getNameAndType(indx, 0, new String[2]);
|
jaroslav@810
|
1226 |
}
|
jaroslav@810
|
1227 |
|
jaroslav@810
|
1228 |
private String[] getNameAndType(int indx, int at, String[] arr) {
|
jaroslav@810
|
1229 |
CPX2 c2 = getCpoolEntry(indx);
|
jaroslav@810
|
1230 |
arr[at] = StringValue(c2.cpx1);
|
jaroslav@810
|
1231 |
arr[at + 1] = StringValue(c2.cpx2);
|
jaroslav@810
|
1232 |
return arr;
|
jaroslav@810
|
1233 |
}
|
jaroslav@810
|
1234 |
|
jaroslav@810
|
1235 |
public String[] getFieldInfoName(int indx) {
|
jaroslav@810
|
1236 |
CPX2 c2 = getCpoolEntry(indx);
|
jaroslav@810
|
1237 |
String[] arr = new String[3];
|
jaroslav@810
|
1238 |
arr[0] = getClassName(c2.cpx1);
|
jaroslav@810
|
1239 |
return getNameAndType(c2.cpx2, 1, arr);
|
jaroslav@810
|
1240 |
}
|
jaroslav@810
|
1241 |
|
lubomir@1085
|
1242 |
public MethodData findMethod(String name, String signature) {
|
lubomir@1085
|
1243 |
for (MethodData md: methods) {
|
lubomir@1085
|
1244 |
if (md.getName().equals(name)
|
lubomir@1085
|
1245 |
&& md.getInternalSig().equals(signature)) {
|
lubomir@1085
|
1246 |
return md;
|
lubomir@1085
|
1247 |
}
|
lubomir@1085
|
1248 |
}
|
lubomir@1085
|
1249 |
|
lubomir@1085
|
1250 |
// not found
|
lubomir@1085
|
1251 |
return null;
|
lubomir@1085
|
1252 |
}
|
lubomir@1085
|
1253 |
|
lubomir@1085
|
1254 |
public FieldData findField(String name, String signature) {
|
lubomir@1085
|
1255 |
for (FieldData fd: fields) {
|
lubomir@1085
|
1256 |
if (fd.getName().equals(name)
|
lubomir@1085
|
1257 |
&& fd.getInternalSig().equals(signature)) {
|
lubomir@1085
|
1258 |
return fd;
|
lubomir@1085
|
1259 |
}
|
lubomir@1085
|
1260 |
}
|
lubomir@1085
|
1261 |
|
lubomir@1085
|
1262 |
// not found
|
lubomir@1085
|
1263 |
return null;
|
lubomir@1085
|
1264 |
}
|
lubomir@1085
|
1265 |
|
jaroslav@810
|
1266 |
static byte[] findAttr(String n, AttrData[] attrs) {
|
jaroslav@810
|
1267 |
for (AttrData ad : attrs) {
|
jaroslav@810
|
1268 |
if (n.equals(ad.getAttrName())) {
|
jaroslav@810
|
1269 |
return ad.getData();
|
jaroslav@810
|
1270 |
}
|
jaroslav@810
|
1271 |
}
|
jaroslav@810
|
1272 |
return null;
|
jaroslav@810
|
1273 |
}
|
jaroslav@810
|
1274 |
}
|
jaroslav@810
|
1275 |
|
jaroslav@810
|
1276 |
/**
|
jaroslav@810
|
1277 |
* Strores field data informastion.
|
jaroslav@810
|
1278 |
*
|
jaroslav@810
|
1279 |
* @author Sucheta Dambalkar (Adopted code from jdis)
|
jaroslav@810
|
1280 |
*/
|
jaroslav@810
|
1281 |
static class FieldData {
|
jaroslav@810
|
1282 |
|
jaroslav@810
|
1283 |
ClassData cls;
|
jaroslav@810
|
1284 |
int access;
|
jaroslav@810
|
1285 |
int name_index;
|
jaroslav@810
|
1286 |
int descriptor_index;
|
jaroslav@810
|
1287 |
int attributes_count;
|
jaroslav@1474
|
1288 |
int value_cpx = -1;
|
jaroslav@810
|
1289 |
boolean isSynthetic = false;
|
jaroslav@810
|
1290 |
boolean isDeprecated = false;
|
jaroslav@810
|
1291 |
Vector attrs;
|
jaroslav@810
|
1292 |
|
jaroslav@810
|
1293 |
public FieldData(ClassData cls) {
|
jaroslav@810
|
1294 |
this.cls = cls;
|
jaroslav@810
|
1295 |
}
|
jaroslav@810
|
1296 |
|
jaroslav@810
|
1297 |
/**
|
jaroslav@810
|
1298 |
* Read and store field info.
|
jaroslav@810
|
1299 |
*/
|
jaroslav@810
|
1300 |
public void read(DataInputStream in) throws IOException {
|
jaroslav@810
|
1301 |
access = in.readUnsignedShort();
|
jaroslav@810
|
1302 |
name_index = in.readUnsignedShort();
|
jaroslav@810
|
1303 |
descriptor_index = in.readUnsignedShort();
|
jaroslav@810
|
1304 |
// Read the attributes
|
jaroslav@810
|
1305 |
int attributes_count = in.readUnsignedShort();
|
jaroslav@810
|
1306 |
attrs = new Vector(attributes_count);
|
jaroslav@810
|
1307 |
for (int i = 0; i < attributes_count; i++) {
|
jaroslav@810
|
1308 |
int attr_name_index = in.readUnsignedShort();
|
jaroslav@810
|
1309 |
if (cls.getTag(attr_name_index) != CONSTANT_UTF8) {
|
jaroslav@810
|
1310 |
continue;
|
jaroslav@810
|
1311 |
}
|
jaroslav@810
|
1312 |
String attr_name = cls.getString(attr_name_index);
|
jaroslav@810
|
1313 |
if (attr_name.equals("ConstantValue")) {
|
jaroslav@810
|
1314 |
if (in.readInt() != 2) {
|
jaroslav@810
|
1315 |
throw new ClassFormatError("invalid ConstantValue attr length");
|
jaroslav@810
|
1316 |
}
|
jaroslav@810
|
1317 |
value_cpx = in.readUnsignedShort();
|
jaroslav@810
|
1318 |
AttrData attr = new AttrData(cls);
|
jaroslav@810
|
1319 |
attr.read(attr_name_index);
|
jaroslav@810
|
1320 |
attrs.addElement(attr);
|
jaroslav@810
|
1321 |
} else if (attr_name.equals("Synthetic")) {
|
jaroslav@810
|
1322 |
if (in.readInt() != 0) {
|
jaroslav@810
|
1323 |
throw new ClassFormatError("invalid Synthetic attr length");
|
jaroslav@810
|
1324 |
}
|
jaroslav@810
|
1325 |
isSynthetic = true;
|
jaroslav@810
|
1326 |
AttrData attr = new AttrData(cls);
|
jaroslav@810
|
1327 |
attr.read(attr_name_index);
|
jaroslav@810
|
1328 |
attrs.addElement(attr);
|
jaroslav@810
|
1329 |
} else if (attr_name.equals("Deprecated")) {
|
jaroslav@810
|
1330 |
if (in.readInt() != 0) {
|
jaroslav@810
|
1331 |
throw new ClassFormatError("invalid Synthetic attr length");
|
jaroslav@810
|
1332 |
}
|
jaroslav@810
|
1333 |
isDeprecated = true;
|
jaroslav@810
|
1334 |
AttrData attr = new AttrData(cls);
|
jaroslav@810
|
1335 |
attr.read(attr_name_index);
|
jaroslav@810
|
1336 |
attrs.addElement(attr);
|
jaroslav@810
|
1337 |
} else {
|
jaroslav@810
|
1338 |
AttrData attr = new AttrData(cls);
|
jaroslav@810
|
1339 |
attr.read(attr_name_index, in);
|
jaroslav@810
|
1340 |
attrs.addElement(attr);
|
jaroslav@810
|
1341 |
}
|
jaroslav@810
|
1342 |
}
|
jaroslav@810
|
1343 |
|
jaroslav@810
|
1344 |
} // end read
|
jaroslav@810
|
1345 |
|
jaroslav@810
|
1346 |
public boolean isStatic() {
|
jaroslav@810
|
1347 |
return (access & ACC_STATIC) != 0;
|
jaroslav@810
|
1348 |
}
|
jaroslav@810
|
1349 |
|
jaroslav@810
|
1350 |
/**
|
jaroslav@810
|
1351 |
* Returns access of a field.
|
jaroslav@810
|
1352 |
*/
|
jaroslav@810
|
1353 |
public String[] getAccess() {
|
jaroslav@810
|
1354 |
Vector v = new Vector();
|
jaroslav@810
|
1355 |
if ((access & ACC_PUBLIC) != 0) {
|
jaroslav@810
|
1356 |
v.addElement("public");
|
jaroslav@810
|
1357 |
}
|
jaroslav@810
|
1358 |
if ((access & ACC_PRIVATE) != 0) {
|
jaroslav@810
|
1359 |
v.addElement("private");
|
jaroslav@810
|
1360 |
}
|
jaroslav@810
|
1361 |
if ((access & ACC_PROTECTED) != 0) {
|
jaroslav@810
|
1362 |
v.addElement("protected");
|
jaroslav@810
|
1363 |
}
|
jaroslav@810
|
1364 |
if ((access & ACC_STATIC) != 0) {
|
jaroslav@810
|
1365 |
v.addElement("static");
|
jaroslav@810
|
1366 |
}
|
jaroslav@810
|
1367 |
if ((access & ACC_FINAL) != 0) {
|
jaroslav@810
|
1368 |
v.addElement("final");
|
jaroslav@810
|
1369 |
}
|
jaroslav@810
|
1370 |
if ((access & ACC_VOLATILE) != 0) {
|
jaroslav@810
|
1371 |
v.addElement("volatile");
|
jaroslav@810
|
1372 |
}
|
jaroslav@810
|
1373 |
if ((access & ACC_TRANSIENT) != 0) {
|
jaroslav@810
|
1374 |
v.addElement("transient");
|
jaroslav@810
|
1375 |
}
|
jaroslav@810
|
1376 |
String[] accflags = new String[v.size()];
|
jaroslav@810
|
1377 |
v.copyInto(accflags);
|
jaroslav@810
|
1378 |
return accflags;
|
jaroslav@810
|
1379 |
}
|
jaroslav@810
|
1380 |
|
jaroslav@810
|
1381 |
/**
|
jaroslav@810
|
1382 |
* Returns name of a field.
|
jaroslav@810
|
1383 |
*/
|
jaroslav@810
|
1384 |
public String getName() {
|
jaroslav@810
|
1385 |
return cls.getStringValue(name_index);
|
jaroslav@810
|
1386 |
}
|
jaroslav@810
|
1387 |
|
jaroslav@810
|
1388 |
/**
|
jaroslav@810
|
1389 |
* Returns internal signature of a field
|
jaroslav@810
|
1390 |
*/
|
jaroslav@810
|
1391 |
public String getInternalSig() {
|
jaroslav@810
|
1392 |
return cls.getStringValue(descriptor_index);
|
jaroslav@810
|
1393 |
}
|
jaroslav@810
|
1394 |
|
jaroslav@810
|
1395 |
/**
|
jaroslav@810
|
1396 |
* Returns true if field is synthetic.
|
jaroslav@810
|
1397 |
*/
|
jaroslav@810
|
1398 |
public boolean isSynthetic() {
|
jaroslav@810
|
1399 |
return isSynthetic;
|
jaroslav@810
|
1400 |
}
|
jaroslav@810
|
1401 |
|
jaroslav@810
|
1402 |
/**
|
jaroslav@810
|
1403 |
* Returns true if field is deprecated.
|
jaroslav@810
|
1404 |
*/
|
jaroslav@810
|
1405 |
public boolean isDeprecated() {
|
jaroslav@810
|
1406 |
return isDeprecated;
|
jaroslav@810
|
1407 |
}
|
jaroslav@810
|
1408 |
|
jaroslav@1474
|
1409 |
public boolean hasConstantValue() {
|
jaroslav@1474
|
1410 |
return value_cpx != -1;
|
jaroslav@810
|
1411 |
}
|
jaroslav@810
|
1412 |
|
jaroslav@810
|
1413 |
/**
|
jaroslav@810
|
1414 |
* Returns list of attributes of field.
|
jaroslav@810
|
1415 |
*/
|
jaroslav@810
|
1416 |
public Vector getAttributes() {
|
jaroslav@810
|
1417 |
return attrs;
|
jaroslav@810
|
1418 |
}
|
jaroslav@810
|
1419 |
|
jaroslav@810
|
1420 |
public byte[] findAnnotationData(boolean classRetention) {
|
jaroslav@810
|
1421 |
String n = classRetention
|
jaroslav@810
|
1422 |
? "RuntimeInvisibleAnnotations" : // NOI18N
|
jaroslav@810
|
1423 |
"RuntimeVisibleAnnotations"; // NOI18N
|
jaroslav@810
|
1424 |
AttrData[] arr = new AttrData[attrs.size()];
|
jaroslav@810
|
1425 |
attrs.copyInto(arr);
|
jaroslav@810
|
1426 |
return ClassData.findAttr(n, arr);
|
jaroslav@810
|
1427 |
}
|
jaroslav@810
|
1428 |
}
|
jaroslav@810
|
1429 |
|
jaroslav@810
|
1430 |
/**
|
jaroslav@810
|
1431 |
* A JavaScript optimized replacement for Hashtable.
|
jaroslav@810
|
1432 |
*
|
jaroslav@810
|
1433 |
* @author Jaroslav Tulach <jtulach@netbeans.org>
|
jaroslav@810
|
1434 |
*/
|
jaroslav@810
|
1435 |
private static final class Hashtable {
|
jaroslav@810
|
1436 |
|
jaroslav@810
|
1437 |
private Object[] keys;
|
jaroslav@810
|
1438 |
private Object[] values;
|
jaroslav@810
|
1439 |
|
jaroslav@810
|
1440 |
Hashtable(int i) {
|
jaroslav@810
|
1441 |
this();
|
jaroslav@810
|
1442 |
}
|
jaroslav@810
|
1443 |
|
jaroslav@810
|
1444 |
Hashtable(int i, double d) {
|
jaroslav@810
|
1445 |
this();
|
jaroslav@810
|
1446 |
}
|
jaroslav@810
|
1447 |
|
jaroslav@810
|
1448 |
Hashtable() {
|
jaroslav@810
|
1449 |
}
|
jaroslav@810
|
1450 |
|
jaroslav@810
|
1451 |
synchronized void put(Object key, Object val) {
|
jaroslav@810
|
1452 |
int[] where = {-1, -1};
|
jaroslav@810
|
1453 |
Object found = get(key, where);
|
jaroslav@810
|
1454 |
if (where[0] != -1) {
|
jaroslav@810
|
1455 |
// key exists
|
jaroslav@810
|
1456 |
values[where[0]] = val;
|
jaroslav@810
|
1457 |
} else {
|
jaroslav@810
|
1458 |
if (where[1] != -1) {
|
jaroslav@810
|
1459 |
// null found
|
jaroslav@810
|
1460 |
keys[where[1]] = key;
|
jaroslav@810
|
1461 |
values[where[1]] = val;
|
jaroslav@810
|
1462 |
} else {
|
jaroslav@810
|
1463 |
if (keys == null) {
|
jaroslav@810
|
1464 |
keys = new Object[11];
|
jaroslav@810
|
1465 |
values = new Object[11];
|
jaroslav@810
|
1466 |
keys[0] = key;
|
jaroslav@810
|
1467 |
values[0] = val;
|
jaroslav@810
|
1468 |
} else {
|
jaroslav@810
|
1469 |
Object[] newKeys = new Object[keys.length * 2];
|
jaroslav@810
|
1470 |
Object[] newValues = new Object[values.length * 2];
|
jaroslav@810
|
1471 |
for (int i = 0; i < keys.length; i++) {
|
jaroslav@810
|
1472 |
newKeys[i] = keys[i];
|
jaroslav@810
|
1473 |
newValues[i] = values[i];
|
jaroslav@810
|
1474 |
}
|
jaroslav@810
|
1475 |
newKeys[keys.length] = key;
|
jaroslav@810
|
1476 |
newValues[keys.length] = val;
|
jaroslav@810
|
1477 |
keys = newKeys;
|
jaroslav@810
|
1478 |
values = newValues;
|
jaroslav@810
|
1479 |
}
|
jaroslav@810
|
1480 |
}
|
jaroslav@810
|
1481 |
}
|
jaroslav@810
|
1482 |
}
|
jaroslav@810
|
1483 |
|
jaroslav@810
|
1484 |
Object get(Object key) {
|
jaroslav@810
|
1485 |
return get(key, null);
|
jaroslav@810
|
1486 |
}
|
jaroslav@810
|
1487 |
|
jaroslav@810
|
1488 |
private synchronized Object get(Object key, int[] foundAndNull) {
|
jaroslav@810
|
1489 |
if (keys == null) {
|
jaroslav@810
|
1490 |
return null;
|
jaroslav@810
|
1491 |
}
|
jaroslav@810
|
1492 |
for (int i = 0; i < keys.length; i++) {
|
jaroslav@810
|
1493 |
if (keys[i] == null) {
|
jaroslav@810
|
1494 |
if (foundAndNull != null) {
|
jaroslav@810
|
1495 |
foundAndNull[1] = i;
|
jaroslav@810
|
1496 |
}
|
jaroslav@810
|
1497 |
} else if (keys[i].equals(key)) {
|
jaroslav@810
|
1498 |
if (foundAndNull != null) {
|
jaroslav@810
|
1499 |
foundAndNull[0] = i;
|
jaroslav@810
|
1500 |
}
|
jaroslav@810
|
1501 |
return values[i];
|
jaroslav@810
|
1502 |
}
|
jaroslav@810
|
1503 |
}
|
jaroslav@810
|
1504 |
return null;
|
jaroslav@810
|
1505 |
}
|
jaroslav@810
|
1506 |
}
|
jaroslav@810
|
1507 |
|
jaroslav@810
|
1508 |
/**
|
jaroslav@810
|
1509 |
* Strores InnerClass data informastion.
|
jaroslav@810
|
1510 |
*
|
jaroslav@810
|
1511 |
* @author Sucheta Dambalkar (Adopted code from jdis)
|
jaroslav@810
|
1512 |
*/
|
jaroslav@810
|
1513 |
private static class InnerClassData {
|
jaroslav@810
|
1514 |
|
jaroslav@810
|
1515 |
ClassData cls;
|
jaroslav@810
|
1516 |
int inner_class_info_index, outer_class_info_index, inner_name_index, access;
|
jaroslav@810
|
1517 |
|
jaroslav@810
|
1518 |
public InnerClassData(ClassData cls) {
|
jaroslav@810
|
1519 |
this.cls = cls;
|
jaroslav@810
|
1520 |
|
jaroslav@810
|
1521 |
}
|
jaroslav@810
|
1522 |
|
jaroslav@810
|
1523 |
/**
|
jaroslav@810
|
1524 |
* Read Innerclass attribute data.
|
jaroslav@810
|
1525 |
*/
|
jaroslav@810
|
1526 |
public void read(DataInputStream in) throws IOException {
|
jaroslav@810
|
1527 |
inner_class_info_index = in.readUnsignedShort();
|
jaroslav@810
|
1528 |
outer_class_info_index = in.readUnsignedShort();
|
jaroslav@810
|
1529 |
inner_name_index = in.readUnsignedShort();
|
jaroslav@810
|
1530 |
access = in.readUnsignedShort();
|
jaroslav@810
|
1531 |
} // end read
|
jaroslav@810
|
1532 |
|
jaroslav@810
|
1533 |
/**
|
jaroslav@810
|
1534 |
* Returns the access of this class or interface.
|
jaroslav@810
|
1535 |
*/
|
jaroslav@810
|
1536 |
public String[] getAccess() {
|
jaroslav@810
|
1537 |
Vector v = new Vector();
|
jaroslav@810
|
1538 |
if ((access & ACC_PUBLIC) != 0) {
|
jaroslav@810
|
1539 |
v.addElement("public");
|
jaroslav@810
|
1540 |
}
|
jaroslav@810
|
1541 |
if ((access & ACC_FINAL) != 0) {
|
jaroslav@810
|
1542 |
v.addElement("final");
|
jaroslav@810
|
1543 |
}
|
jaroslav@810
|
1544 |
if ((access & ACC_ABSTRACT) != 0) {
|
jaroslav@810
|
1545 |
v.addElement("abstract");
|
jaroslav@810
|
1546 |
}
|
jaroslav@810
|
1547 |
String[] accflags = new String[v.size()];
|
jaroslav@810
|
1548 |
v.copyInto(accflags);
|
jaroslav@810
|
1549 |
return accflags;
|
jaroslav@810
|
1550 |
}
|
jaroslav@810
|
1551 |
} // end InnerClassData
|
jaroslav@810
|
1552 |
|
jaroslav@810
|
1553 |
/**
|
jaroslav@810
|
1554 |
* Strores LineNumberTable data information.
|
jaroslav@810
|
1555 |
*
|
jaroslav@810
|
1556 |
* @author Sucheta Dambalkar (Adopted code from jdis)
|
jaroslav@810
|
1557 |
*/
|
jaroslav@810
|
1558 |
private static class LineNumData {
|
jaroslav@810
|
1559 |
|
jaroslav@810
|
1560 |
short start_pc, line_number;
|
jaroslav@810
|
1561 |
|
jaroslav@810
|
1562 |
public LineNumData() {
|
jaroslav@810
|
1563 |
}
|
jaroslav@810
|
1564 |
|
jaroslav@810
|
1565 |
/**
|
jaroslav@810
|
1566 |
* Read LineNumberTable attribute.
|
jaroslav@810
|
1567 |
*/
|
jaroslav@810
|
1568 |
public LineNumData(DataInputStream in) throws IOException {
|
jaroslav@810
|
1569 |
start_pc = in.readShort();
|
jaroslav@810
|
1570 |
line_number = in.readShort();
|
jaroslav@810
|
1571 |
|
jaroslav@810
|
1572 |
}
|
jaroslav@810
|
1573 |
}
|
jaroslav@810
|
1574 |
|
jaroslav@810
|
1575 |
/**
|
jaroslav@810
|
1576 |
* Strores LocalVariableTable data information.
|
jaroslav@810
|
1577 |
*
|
jaroslav@810
|
1578 |
* @author Sucheta Dambalkar (Adopted code from jdis)
|
jaroslav@810
|
1579 |
*/
|
jaroslav@810
|
1580 |
private static class LocVarData {
|
jaroslav@810
|
1581 |
|
jaroslav@810
|
1582 |
short start_pc, length, name_cpx, sig_cpx, slot;
|
jaroslav@810
|
1583 |
|
jaroslav@810
|
1584 |
public LocVarData() {
|
jaroslav@810
|
1585 |
}
|
jaroslav@810
|
1586 |
|
jaroslav@810
|
1587 |
/**
|
jaroslav@810
|
1588 |
* Read LocalVariableTable attribute.
|
jaroslav@810
|
1589 |
*/
|
jaroslav@810
|
1590 |
public LocVarData(DataInputStream in) throws IOException {
|
jaroslav@810
|
1591 |
start_pc = in.readShort();
|
jaroslav@810
|
1592 |
length = in.readShort();
|
jaroslav@810
|
1593 |
name_cpx = in.readShort();
|
jaroslav@810
|
1594 |
sig_cpx = in.readShort();
|
jaroslav@810
|
1595 |
slot = in.readShort();
|
jaroslav@810
|
1596 |
|
jaroslav@810
|
1597 |
}
|
jaroslav@810
|
1598 |
}
|
jaroslav@810
|
1599 |
/**
|
jaroslav@810
|
1600 |
* Strores method data informastion.
|
jaroslav@810
|
1601 |
*
|
jaroslav@810
|
1602 |
* @author Sucheta Dambalkar (Adopted code from jdis)
|
jaroslav@810
|
1603 |
*/
|
jaroslav@810
|
1604 |
static class MethodData {
|
jaroslav@810
|
1605 |
|
jaroslav@810
|
1606 |
ClassData cls;
|
jaroslav@810
|
1607 |
int access;
|
jaroslav@810
|
1608 |
int name_index;
|
jaroslav@810
|
1609 |
int descriptor_index;
|
jaroslav@810
|
1610 |
int attributes_count;
|
jaroslav@810
|
1611 |
byte[] code;
|
jaroslav@810
|
1612 |
Vector exception_table = new Vector(0);
|
jaroslav@810
|
1613 |
Vector lin_num_tb = new Vector(0);
|
jaroslav@810
|
1614 |
Vector loc_var_tb = new Vector(0);
|
jaroslav@810
|
1615 |
StackMapTableData[] stackMapTable;
|
jaroslav@810
|
1616 |
StackMapData[] stackMap;
|
jaroslav@810
|
1617 |
int[] exc_index_table = null;
|
jaroslav@810
|
1618 |
Vector attrs = new Vector(0);
|
jaroslav@810
|
1619 |
Vector code_attrs = new Vector(0);
|
jaroslav@810
|
1620 |
int max_stack, max_locals;
|
jaroslav@810
|
1621 |
boolean isSynthetic = false;
|
jaroslav@810
|
1622 |
boolean isDeprecated = false;
|
jaroslav@810
|
1623 |
|
jaroslav@810
|
1624 |
public MethodData(ClassData cls) {
|
jaroslav@810
|
1625 |
this.cls = cls;
|
jaroslav@810
|
1626 |
}
|
jaroslav@810
|
1627 |
|
jaroslav@810
|
1628 |
/**
|
jaroslav@810
|
1629 |
* Read method info.
|
jaroslav@810
|
1630 |
*/
|
jaroslav@810
|
1631 |
public void read(DataInputStream in) throws IOException {
|
jaroslav@810
|
1632 |
access = in.readUnsignedShort();
|
jaroslav@810
|
1633 |
name_index = in.readUnsignedShort();
|
jaroslav@810
|
1634 |
descriptor_index = in.readUnsignedShort();
|
jaroslav@810
|
1635 |
int attributes_count = in.readUnsignedShort();
|
jaroslav@810
|
1636 |
for (int i = 0; i < attributes_count; i++) {
|
jaroslav@810
|
1637 |
int attr_name_index = in.readUnsignedShort();
|
jaroslav@810
|
1638 |
|
jaroslav@810
|
1639 |
readAttr:
|
jaroslav@810
|
1640 |
{
|
jaroslav@810
|
1641 |
if (cls.getTag(attr_name_index) == CONSTANT_UTF8) {
|
jaroslav@810
|
1642 |
String attr_name = cls.getString(attr_name_index);
|
jaroslav@810
|
1643 |
if (attr_name.equals("Code")) {
|
jaroslav@810
|
1644 |
readCode(in);
|
jaroslav@810
|
1645 |
AttrData attr = new AttrData(cls);
|
jaroslav@810
|
1646 |
attr.read(attr_name_index);
|
jaroslav@810
|
1647 |
attrs.addElement(attr);
|
jaroslav@810
|
1648 |
break readAttr;
|
jaroslav@810
|
1649 |
} else if (attr_name.equals("Exceptions")) {
|
jaroslav@810
|
1650 |
readExceptions(in);
|
jaroslav@810
|
1651 |
AttrData attr = new AttrData(cls);
|
jaroslav@810
|
1652 |
attr.read(attr_name_index);
|
jaroslav@810
|
1653 |
attrs.addElement(attr);
|
jaroslav@810
|
1654 |
break readAttr;
|
jaroslav@810
|
1655 |
} else if (attr_name.equals("Synthetic")) {
|
jaroslav@810
|
1656 |
if (in.readInt() != 0) {
|
jaroslav@810
|
1657 |
throw new ClassFormatError("invalid Synthetic attr length");
|
jaroslav@810
|
1658 |
}
|
jaroslav@810
|
1659 |
isSynthetic = true;
|
jaroslav@810
|
1660 |
AttrData attr = new AttrData(cls);
|
jaroslav@810
|
1661 |
attr.read(attr_name_index);
|
jaroslav@810
|
1662 |
attrs.addElement(attr);
|
jaroslav@810
|
1663 |
break readAttr;
|
jaroslav@810
|
1664 |
} else if (attr_name.equals("Deprecated")) {
|
jaroslav@810
|
1665 |
if (in.readInt() != 0) {
|
jaroslav@810
|
1666 |
throw new ClassFormatError("invalid Synthetic attr length");
|
jaroslav@810
|
1667 |
}
|
jaroslav@810
|
1668 |
isDeprecated = true;
|
jaroslav@810
|
1669 |
AttrData attr = new AttrData(cls);
|
jaroslav@810
|
1670 |
attr.read(attr_name_index);
|
jaroslav@810
|
1671 |
attrs.addElement(attr);
|
jaroslav@810
|
1672 |
break readAttr;
|
jaroslav@810
|
1673 |
}
|
jaroslav@810
|
1674 |
}
|
jaroslav@810
|
1675 |
AttrData attr = new AttrData(cls);
|
jaroslav@810
|
1676 |
attr.read(attr_name_index, in);
|
jaroslav@810
|
1677 |
attrs.addElement(attr);
|
jaroslav@810
|
1678 |
}
|
jaroslav@810
|
1679 |
}
|
jaroslav@810
|
1680 |
}
|
jaroslav@810
|
1681 |
|
jaroslav@810
|
1682 |
/**
|
jaroslav@810
|
1683 |
* Read code attribute info.
|
jaroslav@810
|
1684 |
*/
|
jaroslav@810
|
1685 |
public void readCode(DataInputStream in) throws IOException {
|
jaroslav@810
|
1686 |
|
jaroslav@810
|
1687 |
int attr_length = in.readInt();
|
jaroslav@810
|
1688 |
max_stack = in.readUnsignedShort();
|
jaroslav@810
|
1689 |
max_locals = in.readUnsignedShort();
|
jaroslav@810
|
1690 |
int codelen = in.readInt();
|
jaroslav@810
|
1691 |
|
jaroslav@810
|
1692 |
code = new byte[codelen];
|
jaroslav@810
|
1693 |
int totalread = 0;
|
jaroslav@810
|
1694 |
while (totalread < codelen) {
|
jaroslav@810
|
1695 |
totalread += in.read(code, totalread, codelen - totalread);
|
jaroslav@810
|
1696 |
}
|
jaroslav@810
|
1697 |
// in.read(code, 0, codelen);
|
jaroslav@810
|
1698 |
int clen = 0;
|
jaroslav@810
|
1699 |
readExceptionTable(in);
|
jaroslav@810
|
1700 |
int code_attributes_count = in.readUnsignedShort();
|
jaroslav@810
|
1701 |
|
jaroslav@810
|
1702 |
for (int k = 0; k < code_attributes_count; k++) {
|
jaroslav@810
|
1703 |
int table_name_index = in.readUnsignedShort();
|
jaroslav@810
|
1704 |
int table_name_tag = cls.getTag(table_name_index);
|
jaroslav@810
|
1705 |
AttrData attr = new AttrData(cls);
|
jaroslav@810
|
1706 |
if (table_name_tag == CONSTANT_UTF8) {
|
jaroslav@810
|
1707 |
String table_name_tstr = cls.getString(table_name_index);
|
jaroslav@810
|
1708 |
if (table_name_tstr.equals("LineNumberTable")) {
|
jaroslav@810
|
1709 |
readLineNumTable(in);
|
jaroslav@810
|
1710 |
attr.read(table_name_index);
|
jaroslav@810
|
1711 |
} else if (table_name_tstr.equals("LocalVariableTable")) {
|
jaroslav@810
|
1712 |
readLocVarTable(in);
|
jaroslav@810
|
1713 |
attr.read(table_name_index);
|
jaroslav@810
|
1714 |
} else if (table_name_tstr.equals("StackMapTable")) {
|
jaroslav@810
|
1715 |
readStackMapTable(in);
|
jaroslav@810
|
1716 |
attr.read(table_name_index);
|
jaroslav@810
|
1717 |
} else if (table_name_tstr.equals("StackMap")) {
|
jaroslav@810
|
1718 |
readStackMap(in);
|
jaroslav@810
|
1719 |
attr.read(table_name_index);
|
jaroslav@810
|
1720 |
} else {
|
jaroslav@810
|
1721 |
attr.read(table_name_index, in);
|
jaroslav@810
|
1722 |
}
|
jaroslav@810
|
1723 |
code_attrs.addElement(attr);
|
jaroslav@810
|
1724 |
continue;
|
jaroslav@810
|
1725 |
}
|
jaroslav@810
|
1726 |
|
jaroslav@810
|
1727 |
attr.read(table_name_index, in);
|
jaroslav@810
|
1728 |
code_attrs.addElement(attr);
|
jaroslav@810
|
1729 |
}
|
jaroslav@810
|
1730 |
}
|
jaroslav@810
|
1731 |
|
jaroslav@810
|
1732 |
/**
|
jaroslav@810
|
1733 |
* Read exception table info.
|
jaroslav@810
|
1734 |
*/
|
jaroslav@810
|
1735 |
void readExceptionTable(DataInputStream in) throws IOException {
|
jaroslav@810
|
1736 |
int exception_table_len = in.readUnsignedShort();
|
jaroslav@810
|
1737 |
exception_table = new Vector(exception_table_len);
|
jaroslav@810
|
1738 |
for (int l = 0; l < exception_table_len; l++) {
|
jaroslav@810
|
1739 |
exception_table.addElement(new TrapData(in, l));
|
jaroslav@810
|
1740 |
}
|
jaroslav@810
|
1741 |
}
|
jaroslav@810
|
1742 |
|
jaroslav@810
|
1743 |
/**
|
jaroslav@810
|
1744 |
* Read LineNumberTable attribute info.
|
jaroslav@810
|
1745 |
*/
|
jaroslav@810
|
1746 |
void readLineNumTable(DataInputStream in) throws IOException {
|
jaroslav@810
|
1747 |
int attr_len = in.readInt(); // attr_length
|
jaroslav@810
|
1748 |
int lin_num_tb_len = in.readUnsignedShort();
|
jaroslav@810
|
1749 |
lin_num_tb = new Vector(lin_num_tb_len);
|
jaroslav@810
|
1750 |
for (int l = 0; l < lin_num_tb_len; l++) {
|
jaroslav@810
|
1751 |
lin_num_tb.addElement(new LineNumData(in));
|
jaroslav@810
|
1752 |
}
|
jaroslav@810
|
1753 |
}
|
jaroslav@810
|
1754 |
|
jaroslav@810
|
1755 |
/**
|
jaroslav@810
|
1756 |
* Read LocalVariableTable attribute info.
|
jaroslav@810
|
1757 |
*/
|
jaroslav@810
|
1758 |
void readLocVarTable(DataInputStream in) throws IOException {
|
jaroslav@810
|
1759 |
int attr_len = in.readInt(); // attr_length
|
jaroslav@810
|
1760 |
int loc_var_tb_len = in.readUnsignedShort();
|
jaroslav@810
|
1761 |
loc_var_tb = new Vector(loc_var_tb_len);
|
jaroslav@810
|
1762 |
for (int l = 0; l < loc_var_tb_len; l++) {
|
jaroslav@810
|
1763 |
loc_var_tb.addElement(new LocVarData(in));
|
jaroslav@810
|
1764 |
}
|
jaroslav@810
|
1765 |
}
|
jaroslav@810
|
1766 |
|
jaroslav@810
|
1767 |
/**
|
jaroslav@810
|
1768 |
* Read Exception attribute info.
|
jaroslav@810
|
1769 |
*/
|
jaroslav@810
|
1770 |
public void readExceptions(DataInputStream in) throws IOException {
|
jaroslav@810
|
1771 |
int attr_len = in.readInt(); // attr_length in prog
|
jaroslav@810
|
1772 |
int num_exceptions = in.readUnsignedShort();
|
jaroslav@810
|
1773 |
exc_index_table = new int[num_exceptions];
|
jaroslav@810
|
1774 |
for (int l = 0; l < num_exceptions; l++) {
|
jaroslav@810
|
1775 |
int exc = in.readShort();
|
jaroslav@810
|
1776 |
exc_index_table[l] = exc;
|
jaroslav@810
|
1777 |
}
|
jaroslav@810
|
1778 |
}
|
jaroslav@810
|
1779 |
|
jaroslav@810
|
1780 |
/**
|
jaroslav@810
|
1781 |
* Read StackMapTable attribute info.
|
jaroslav@810
|
1782 |
*/
|
jaroslav@810
|
1783 |
void readStackMapTable(DataInputStream in) throws IOException {
|
jaroslav@810
|
1784 |
int attr_len = in.readInt(); //attr_length
|
jaroslav@810
|
1785 |
int stack_map_tb_len = in.readUnsignedShort();
|
jaroslav@810
|
1786 |
stackMapTable = new StackMapTableData[stack_map_tb_len];
|
jaroslav@810
|
1787 |
for (int i = 0; i < stack_map_tb_len; i++) {
|
jaroslav@810
|
1788 |
stackMapTable[i] = StackMapTableData.getInstance(in, this);
|
jaroslav@810
|
1789 |
}
|
jaroslav@810
|
1790 |
}
|
jaroslav@810
|
1791 |
|
jaroslav@810
|
1792 |
/**
|
jaroslav@810
|
1793 |
* Read StackMap attribute info.
|
jaroslav@810
|
1794 |
*/
|
jaroslav@810
|
1795 |
void readStackMap(DataInputStream in) throws IOException {
|
jaroslav@810
|
1796 |
int attr_len = in.readInt(); //attr_length
|
jaroslav@810
|
1797 |
int stack_map_len = in.readUnsignedShort();
|
jaroslav@810
|
1798 |
stackMap = new StackMapData[stack_map_len];
|
jaroslav@810
|
1799 |
for (int i = 0; i < stack_map_len; i++) {
|
jaroslav@810
|
1800 |
stackMap[i] = new StackMapData(in, this);
|
jaroslav@810
|
1801 |
}
|
jaroslav@810
|
1802 |
}
|
jaroslav@810
|
1803 |
|
jaroslav@810
|
1804 |
/**
|
jaroslav@810
|
1805 |
* Return access of the method.
|
jaroslav@810
|
1806 |
*/
|
jaroslav@810
|
1807 |
public int getAccess() {
|
jaroslav@810
|
1808 |
return access;
|
jaroslav@810
|
1809 |
}
|
jaroslav@810
|
1810 |
|
jaroslav@810
|
1811 |
/**
|
jaroslav@810
|
1812 |
* Return name of the method.
|
jaroslav@810
|
1813 |
*/
|
jaroslav@810
|
1814 |
public String getName() {
|
jaroslav@810
|
1815 |
return cls.getStringValue(name_index);
|
jaroslav@810
|
1816 |
}
|
jaroslav@810
|
1817 |
|
jaroslav@810
|
1818 |
/**
|
jaroslav@810
|
1819 |
* Return internal siganature of the method.
|
jaroslav@810
|
1820 |
*/
|
jaroslav@810
|
1821 |
public String getInternalSig() {
|
jaroslav@810
|
1822 |
return cls.getStringValue(descriptor_index);
|
jaroslav@810
|
1823 |
}
|
jaroslav@810
|
1824 |
|
jaroslav@810
|
1825 |
/**
|
jaroslav@810
|
1826 |
* Return code attribute data of a method.
|
jaroslav@810
|
1827 |
*/
|
jaroslav@810
|
1828 |
public byte[] getCode() {
|
jaroslav@810
|
1829 |
return code;
|
jaroslav@810
|
1830 |
}
|
jaroslav@810
|
1831 |
|
jaroslav@810
|
1832 |
/**
|
jaroslav@810
|
1833 |
* Return LineNumberTable size.
|
jaroslav@810
|
1834 |
*/
|
jaroslav@810
|
1835 |
public int getnumlines() {
|
jaroslav@810
|
1836 |
return lin_num_tb.size();
|
jaroslav@810
|
1837 |
}
|
jaroslav@810
|
1838 |
|
jaroslav@810
|
1839 |
/**
|
jaroslav@810
|
1840 |
* Return LineNumberTable
|
jaroslav@810
|
1841 |
*/
|
jaroslav@810
|
1842 |
public Vector getlin_num_tb() {
|
jaroslav@810
|
1843 |
return lin_num_tb;
|
jaroslav@810
|
1844 |
}
|
jaroslav@810
|
1845 |
|
jaroslav@810
|
1846 |
/**
|
jaroslav@810
|
1847 |
* Return LocalVariableTable size.
|
jaroslav@810
|
1848 |
*/
|
jaroslav@810
|
1849 |
public int getloc_var_tbsize() {
|
jaroslav@810
|
1850 |
return loc_var_tb.size();
|
jaroslav@810
|
1851 |
}
|
jaroslav@810
|
1852 |
|
jaroslav@810
|
1853 |
/**
|
jaroslav@810
|
1854 |
* Return LocalVariableTable.
|
jaroslav@810
|
1855 |
*/
|
jaroslav@810
|
1856 |
public Vector getloc_var_tb() {
|
jaroslav@810
|
1857 |
return loc_var_tb;
|
jaroslav@810
|
1858 |
}
|
jaroslav@810
|
1859 |
|
jaroslav@810
|
1860 |
/**
|
jaroslav@810
|
1861 |
* Return StackMap.
|
jaroslav@810
|
1862 |
*/
|
jaroslav@810
|
1863 |
public StackMapData[] getStackMap() {
|
jaroslav@810
|
1864 |
return stackMap;
|
jaroslav@810
|
1865 |
}
|
jaroslav@810
|
1866 |
|
jaroslav@810
|
1867 |
/**
|
jaroslav@810
|
1868 |
* Return StackMapTable.
|
jaroslav@810
|
1869 |
*/
|
jaroslav@810
|
1870 |
public StackMapTableData[] getStackMapTable() {
|
jaroslav@810
|
1871 |
return stackMapTable;
|
jaroslav@810
|
1872 |
}
|
jaroslav@810
|
1873 |
|
jaroslav@810
|
1874 |
public StackMapIterator createStackMapIterator() {
|
jaroslav@810
|
1875 |
return new StackMapIterator(this);
|
jaroslav@810
|
1876 |
}
|
jaroslav@810
|
1877 |
|
jaroslav@810
|
1878 |
/**
|
jaroslav@810
|
1879 |
* Return true if method is static
|
jaroslav@810
|
1880 |
*/
|
jaroslav@810
|
1881 |
public boolean isStatic() {
|
jaroslav@810
|
1882 |
if ((access & ACC_STATIC) != 0) {
|
jaroslav@810
|
1883 |
return true;
|
jaroslav@810
|
1884 |
}
|
jaroslav@810
|
1885 |
return false;
|
jaroslav@810
|
1886 |
}
|
jaroslav@810
|
1887 |
|
jaroslav@810
|
1888 |
/**
|
jaroslav@810
|
1889 |
* Return max depth of operand stack.
|
jaroslav@810
|
1890 |
*/
|
jaroslav@810
|
1891 |
public int getMaxStack() {
|
jaroslav@810
|
1892 |
return max_stack;
|
jaroslav@810
|
1893 |
}
|
jaroslav@810
|
1894 |
|
jaroslav@810
|
1895 |
/**
|
jaroslav@810
|
1896 |
* Return number of local variables.
|
jaroslav@810
|
1897 |
*/
|
jaroslav@810
|
1898 |
public int getMaxLocals() {
|
jaroslav@810
|
1899 |
return max_locals;
|
jaroslav@810
|
1900 |
}
|
jaroslav@810
|
1901 |
|
jaroslav@810
|
1902 |
/**
|
jaroslav@810
|
1903 |
* Return exception index table in Exception attribute.
|
jaroslav@810
|
1904 |
*/
|
jaroslav@810
|
1905 |
public int[] get_exc_index_table() {
|
jaroslav@810
|
1906 |
return exc_index_table;
|
jaroslav@810
|
1907 |
}
|
jaroslav@810
|
1908 |
|
jaroslav@810
|
1909 |
/**
|
jaroslav@810
|
1910 |
* Return exception table in code attributre.
|
jaroslav@810
|
1911 |
*/
|
jaroslav@810
|
1912 |
public TrapDataIterator getTrapDataIterator() {
|
jaroslav@810
|
1913 |
return new TrapDataIterator(exception_table);
|
jaroslav@810
|
1914 |
}
|
jaroslav@810
|
1915 |
|
jaroslav@810
|
1916 |
/**
|
jaroslav@810
|
1917 |
* Return method attributes.
|
jaroslav@810
|
1918 |
*/
|
jaroslav@810
|
1919 |
public Vector getAttributes() {
|
jaroslav@810
|
1920 |
return attrs;
|
jaroslav@810
|
1921 |
}
|
jaroslav@810
|
1922 |
|
jaroslav@810
|
1923 |
/**
|
jaroslav@810
|
1924 |
* Return code attributes.
|
jaroslav@810
|
1925 |
*/
|
jaroslav@810
|
1926 |
public Vector getCodeAttributes() {
|
jaroslav@810
|
1927 |
return code_attrs;
|
jaroslav@810
|
1928 |
}
|
jaroslav@810
|
1929 |
|
jaroslav@810
|
1930 |
/**
|
jaroslav@810
|
1931 |
* Return true if method id synthetic.
|
jaroslav@810
|
1932 |
*/
|
jaroslav@810
|
1933 |
public boolean isSynthetic() {
|
jaroslav@810
|
1934 |
return isSynthetic;
|
jaroslav@810
|
1935 |
}
|
jaroslav@810
|
1936 |
|
jaroslav@810
|
1937 |
/**
|
jaroslav@810
|
1938 |
* Return true if method is deprecated.
|
jaroslav@810
|
1939 |
*/
|
jaroslav@810
|
1940 |
public boolean isDeprecated() {
|
jaroslav@810
|
1941 |
return isDeprecated;
|
jaroslav@810
|
1942 |
}
|
jaroslav@810
|
1943 |
|
jaroslav@810
|
1944 |
public byte[] findAnnotationData(boolean classRetention) {
|
jaroslav@810
|
1945 |
String n = classRetention
|
jaroslav@810
|
1946 |
? "RuntimeInvisibleAnnotations" : // NOI18N
|
jaroslav@810
|
1947 |
"RuntimeVisibleAnnotations"; // NOI18N
|
jaroslav@810
|
1948 |
AttrData[] arr = new AttrData[attrs.size()];
|
jaroslav@810
|
1949 |
attrs.copyInto(arr);
|
jaroslav@810
|
1950 |
return ClassData.findAttr(n, arr);
|
jaroslav@810
|
1951 |
}
|
jaroslav@810
|
1952 |
|
jaroslav@810
|
1953 |
public boolean isConstructor() {
|
jaroslav@810
|
1954 |
return "<init>".equals(getName());
|
jaroslav@810
|
1955 |
}
|
jaroslav@810
|
1956 |
}
|
jaroslav@810
|
1957 |
|
jaroslav@810
|
1958 |
/* represents one entry of StackMap attribute
|
jaroslav@810
|
1959 |
*/
|
jaroslav@810
|
1960 |
private static class StackMapData {
|
jaroslav@810
|
1961 |
|
jaroslav@810
|
1962 |
final int offset;
|
jaroslav@810
|
1963 |
final int[] locals;
|
jaroslav@810
|
1964 |
final int[] stack;
|
jaroslav@810
|
1965 |
|
jaroslav@810
|
1966 |
StackMapData(int offset, int[] locals, int[] stack) {
|
jaroslav@810
|
1967 |
this.offset = offset;
|
jaroslav@810
|
1968 |
this.locals = locals;
|
jaroslav@810
|
1969 |
this.stack = stack;
|
jaroslav@810
|
1970 |
}
|
jaroslav@810
|
1971 |
|
jaroslav@810
|
1972 |
StackMapData(DataInputStream in, MethodData method) throws IOException {
|
jaroslav@810
|
1973 |
offset = in.readUnsignedShort();
|
jaroslav@810
|
1974 |
int local_size = in.readUnsignedShort();
|
jaroslav@810
|
1975 |
locals = readTypeArray(in, local_size, method);
|
jaroslav@810
|
1976 |
int stack_size = in.readUnsignedShort();
|
jaroslav@810
|
1977 |
stack = readTypeArray(in, stack_size, method);
|
jaroslav@810
|
1978 |
}
|
jaroslav@810
|
1979 |
|
jaroslav@810
|
1980 |
static final int[] readTypeArray(DataInputStream in, int length, MethodData method) throws IOException {
|
jaroslav@810
|
1981 |
int[] types = new int[length];
|
jaroslav@810
|
1982 |
for (int i = 0; i < length; i++) {
|
jaroslav@810
|
1983 |
types[i] = readType(in, method);
|
jaroslav@810
|
1984 |
}
|
jaroslav@810
|
1985 |
return types;
|
jaroslav@810
|
1986 |
}
|
jaroslav@810
|
1987 |
|
jaroslav@810
|
1988 |
static final int readType(DataInputStream in, MethodData method) throws IOException {
|
jaroslav@810
|
1989 |
int type = in.readUnsignedByte();
|
jaroslav@810
|
1990 |
if (type == ITEM_Object || type == ITEM_NewObject) {
|
jaroslav@810
|
1991 |
type = type | (in.readUnsignedShort() << 8);
|
jaroslav@810
|
1992 |
}
|
jaroslav@810
|
1993 |
return type;
|
jaroslav@810
|
1994 |
}
|
jaroslav@810
|
1995 |
}
|
jaroslav@810
|
1996 |
|
jaroslav@810
|
1997 |
static final class StackMapIterator {
|
jaroslav@810
|
1998 |
|
jaroslav@810
|
1999 |
private final StackMapTableData[] stackMapTable;
|
jaroslav@810
|
2000 |
private final TypeArray argTypes;
|
jaroslav@810
|
2001 |
private final TypeArray localTypes;
|
jaroslav@810
|
2002 |
private final TypeArray stackTypes;
|
jaroslav@810
|
2003 |
private int nextFrameIndex;
|
jaroslav@810
|
2004 |
private int lastFrameByteCodeOffset;
|
jaroslav@810
|
2005 |
private int byteCodeOffset;
|
jaroslav@810
|
2006 |
|
jaroslav@810
|
2007 |
StackMapIterator(final MethodData methodData) {
|
jaroslav@810
|
2008 |
this(methodData.getStackMapTable(),
|
jaroslav@810
|
2009 |
methodData.getInternalSig(),
|
jaroslav@810
|
2010 |
methodData.isStatic());
|
jaroslav@810
|
2011 |
}
|
jaroslav@810
|
2012 |
|
jaroslav@810
|
2013 |
StackMapIterator(final StackMapTableData[] stackMapTable,
|
jaroslav@810
|
2014 |
final String methodSignature,
|
jaroslav@810
|
2015 |
final boolean isStaticMethod) {
|
jaroslav@810
|
2016 |
this.stackMapTable = (stackMapTable != null)
|
jaroslav@810
|
2017 |
? stackMapTable
|
jaroslav@810
|
2018 |
: new StackMapTableData[0];
|
jaroslav@810
|
2019 |
|
jaroslav@810
|
2020 |
argTypes = getArgTypes(methodSignature, isStaticMethod);
|
jaroslav@810
|
2021 |
localTypes = new TypeArray();
|
jaroslav@810
|
2022 |
stackTypes = new TypeArray();
|
jaroslav@810
|
2023 |
|
jaroslav@810
|
2024 |
localTypes.addAll(argTypes);
|
jaroslav@810
|
2025 |
|
jaroslav@810
|
2026 |
lastFrameByteCodeOffset = -1;
|
jaroslav@810
|
2027 |
advanceBy(0);
|
jaroslav@810
|
2028 |
}
|
jaroslav@1469
|
2029 |
|
jaroslav@1469
|
2030 |
public boolean isEmpty() {
|
jaroslav@1469
|
2031 |
return stackMapTable.length == 0;
|
jaroslav@1469
|
2032 |
}
|
jaroslav@810
|
2033 |
|
jaroslav@810
|
2034 |
public String getFrameAsString() {
|
jaroslav@810
|
2035 |
return (nextFrameIndex == 0)
|
jaroslav@810
|
2036 |
? StackMapTableData.toString("INITIAL", 0, null, null)
|
jaroslav@810
|
2037 |
: stackMapTable[nextFrameIndex - 1].toString();
|
jaroslav@810
|
2038 |
}
|
jaroslav@810
|
2039 |
|
jaroslav@810
|
2040 |
public int getFrameIndex() {
|
jaroslav@810
|
2041 |
return nextFrameIndex;
|
jaroslav@810
|
2042 |
}
|
jaroslav@810
|
2043 |
|
jaroslav@810
|
2044 |
public TypeArray getFrameStack() {
|
jaroslav@810
|
2045 |
return stackTypes;
|
jaroslav@810
|
2046 |
}
|
jaroslav@810
|
2047 |
|
jaroslav@810
|
2048 |
public TypeArray getFrameLocals() {
|
jaroslav@810
|
2049 |
return localTypes;
|
jaroslav@810
|
2050 |
}
|
jaroslav@810
|
2051 |
|
jaroslav@810
|
2052 |
public TypeArray getArguments() {
|
jaroslav@810
|
2053 |
return argTypes;
|
jaroslav@810
|
2054 |
}
|
jaroslav@810
|
2055 |
|
jaroslav@810
|
2056 |
public void advanceBy(final int numByteCodes) {
|
jaroslav@810
|
2057 |
if (numByteCodes < 0) {
|
jaroslav@810
|
2058 |
throw new IllegalStateException("Forward only iterator");
|
jaroslav@810
|
2059 |
}
|
jaroslav@810
|
2060 |
|
jaroslav@810
|
2061 |
byteCodeOffset += numByteCodes;
|
jaroslav@810
|
2062 |
while ((nextFrameIndex < stackMapTable.length)
|
jaroslav@810
|
2063 |
&& ((byteCodeOffset - lastFrameByteCodeOffset)
|
jaroslav@810
|
2064 |
>= (stackMapTable[nextFrameIndex].offsetDelta
|
jaroslav@810
|
2065 |
+ 1))) {
|
jaroslav@810
|
2066 |
final StackMapTableData nextFrame = stackMapTable[nextFrameIndex];
|
jaroslav@810
|
2067 |
|
jaroslav@810
|
2068 |
lastFrameByteCodeOffset += nextFrame.offsetDelta + 1;
|
jaroslav@810
|
2069 |
nextFrame.applyTo(localTypes, stackTypes);
|
jaroslav@810
|
2070 |
|
jaroslav@810
|
2071 |
++nextFrameIndex;
|
jaroslav@810
|
2072 |
}
|
jaroslav@810
|
2073 |
}
|
jaroslav@810
|
2074 |
|
jaroslav@810
|
2075 |
public void advanceTo(final int nextByteCodeOffset) {
|
jaroslav@810
|
2076 |
advanceBy(nextByteCodeOffset - byteCodeOffset);
|
jaroslav@810
|
2077 |
}
|
jaroslav@810
|
2078 |
|
jaroslav@810
|
2079 |
private static TypeArray getArgTypes(final String methodSignature,
|
jaroslav@810
|
2080 |
final boolean isStaticMethod) {
|
jaroslav@810
|
2081 |
final TypeArray argTypes = new TypeArray();
|
jaroslav@810
|
2082 |
|
jaroslav@810
|
2083 |
if (!isStaticMethod) {
|
jaroslav@810
|
2084 |
argTypes.add(ITEM_Object);
|
jaroslav@810
|
2085 |
}
|
jaroslav@810
|
2086 |
|
jaroslav@810
|
2087 |
if (methodSignature.charAt(0) != '(') {
|
jaroslav@810
|
2088 |
throw new IllegalArgumentException("Invalid method signature");
|
jaroslav@810
|
2089 |
}
|
jaroslav@810
|
2090 |
|
jaroslav@810
|
2091 |
final int length = methodSignature.length();
|
jaroslav@810
|
2092 |
boolean skipType = false;
|
jaroslav@810
|
2093 |
int argType;
|
jaroslav@810
|
2094 |
for (int i = 1; i < length; ++i) {
|
jaroslav@810
|
2095 |
switch (methodSignature.charAt(i)) {
|
jaroslav@810
|
2096 |
case 'B':
|
jaroslav@810
|
2097 |
case 'C':
|
jaroslav@810
|
2098 |
case 'S':
|
jaroslav@810
|
2099 |
case 'Z':
|
jaroslav@810
|
2100 |
case 'I':
|
jaroslav@810
|
2101 |
argType = ITEM_Integer;
|
jaroslav@810
|
2102 |
break;
|
jaroslav@810
|
2103 |
case 'J':
|
jaroslav@810
|
2104 |
argType = ITEM_Long;
|
jaroslav@810
|
2105 |
break;
|
jaroslav@810
|
2106 |
case 'F':
|
jaroslav@810
|
2107 |
argType = ITEM_Float;
|
jaroslav@810
|
2108 |
break;
|
jaroslav@810
|
2109 |
case 'D':
|
jaroslav@810
|
2110 |
argType = ITEM_Double;
|
jaroslav@810
|
2111 |
break;
|
jaroslav@810
|
2112 |
case 'L': {
|
jaroslav@810
|
2113 |
i = methodSignature.indexOf(';', i + 1);
|
jaroslav@810
|
2114 |
if (i == -1) {
|
jaroslav@810
|
2115 |
throw new IllegalArgumentException(
|
jaroslav@810
|
2116 |
"Invalid method signature");
|
jaroslav@810
|
2117 |
}
|
jaroslav@810
|
2118 |
argType = ITEM_Object;
|
jaroslav@810
|
2119 |
break;
|
jaroslav@810
|
2120 |
}
|
jaroslav@810
|
2121 |
case ')':
|
jaroslav@810
|
2122 |
// not interested in the return value type
|
jaroslav@810
|
2123 |
return argTypes;
|
jaroslav@810
|
2124 |
case '[':
|
jaroslav@810
|
2125 |
if (!skipType) {
|
jaroslav@810
|
2126 |
argTypes.add(ITEM_Object);
|
jaroslav@810
|
2127 |
skipType = true;
|
jaroslav@810
|
2128 |
}
|
jaroslav@810
|
2129 |
continue;
|
jaroslav@810
|
2130 |
|
jaroslav@810
|
2131 |
default:
|
jaroslav@810
|
2132 |
throw new IllegalArgumentException(
|
jaroslav@810
|
2133 |
"Invalid method signature");
|
jaroslav@810
|
2134 |
}
|
jaroslav@810
|
2135 |
|
jaroslav@810
|
2136 |
if (!skipType) {
|
jaroslav@810
|
2137 |
argTypes.add(argType);
|
jaroslav@810
|
2138 |
} else {
|
jaroslav@810
|
2139 |
skipType = false;
|
jaroslav@810
|
2140 |
}
|
jaroslav@810
|
2141 |
}
|
jaroslav@810
|
2142 |
|
jaroslav@810
|
2143 |
return argTypes;
|
jaroslav@810
|
2144 |
}
|
jaroslav@810
|
2145 |
}
|
jaroslav@810
|
2146 |
/* represents one entry of StackMapTable attribute
|
jaroslav@810
|
2147 |
*/
|
jaroslav@810
|
2148 |
|
jaroslav@810
|
2149 |
private static abstract class StackMapTableData {
|
jaroslav@810
|
2150 |
|
jaroslav@810
|
2151 |
final int frameType;
|
jaroslav@810
|
2152 |
int offsetDelta;
|
jaroslav@810
|
2153 |
|
jaroslav@810
|
2154 |
StackMapTableData(int frameType) {
|
jaroslav@810
|
2155 |
this.frameType = frameType;
|
jaroslav@810
|
2156 |
}
|
jaroslav@810
|
2157 |
|
jaroslav@810
|
2158 |
abstract void applyTo(TypeArray localTypes, TypeArray stackTypes);
|
jaroslav@810
|
2159 |
|
jaroslav@810
|
2160 |
protected static String toString(
|
jaroslav@810
|
2161 |
final String frameType,
|
jaroslav@810
|
2162 |
final int offset,
|
jaroslav@810
|
2163 |
final int[] localTypes,
|
jaroslav@810
|
2164 |
final int[] stackTypes) {
|
jaroslav@810
|
2165 |
final StringBuilder sb = new StringBuilder(frameType);
|
jaroslav@810
|
2166 |
|
jaroslav@810
|
2167 |
sb.append("(off: +").append(offset);
|
jaroslav@810
|
2168 |
if (localTypes != null) {
|
jaroslav@810
|
2169 |
sb.append(", locals: ");
|
jaroslav@810
|
2170 |
appendTypes(sb, localTypes);
|
jaroslav@810
|
2171 |
}
|
jaroslav@810
|
2172 |
if (stackTypes != null) {
|
jaroslav@810
|
2173 |
sb.append(", stack: ");
|
jaroslav@810
|
2174 |
appendTypes(sb, stackTypes);
|
jaroslav@810
|
2175 |
}
|
jaroslav@810
|
2176 |
sb.append(')');
|
jaroslav@810
|
2177 |
|
jaroslav@810
|
2178 |
return sb.toString();
|
jaroslav@810
|
2179 |
}
|
jaroslav@810
|
2180 |
|
jaroslav@810
|
2181 |
private static void appendTypes(final StringBuilder sb, final int[] types) {
|
jaroslav@810
|
2182 |
sb.append('[');
|
jaroslav@810
|
2183 |
if (types.length > 0) {
|
jaroslav@810
|
2184 |
sb.append(TypeArray.typeString(types[0]));
|
jaroslav@810
|
2185 |
for (int i = 1; i < types.length; ++i) {
|
jaroslav@810
|
2186 |
sb.append(", ");
|
jaroslav@810
|
2187 |
sb.append(TypeArray.typeString(types[i]));
|
jaroslav@810
|
2188 |
}
|
jaroslav@810
|
2189 |
}
|
jaroslav@810
|
2190 |
sb.append(']');
|
jaroslav@810
|
2191 |
}
|
jaroslav@810
|
2192 |
|
jaroslav@810
|
2193 |
private static class SameFrame extends StackMapTableData {
|
jaroslav@810
|
2194 |
|
jaroslav@810
|
2195 |
SameFrame(int frameType, int offsetDelta) {
|
jaroslav@810
|
2196 |
super(frameType);
|
jaroslav@810
|
2197 |
this.offsetDelta = offsetDelta;
|
jaroslav@810
|
2198 |
}
|
jaroslav@810
|
2199 |
|
jaroslav@810
|
2200 |
@Override
|
jaroslav@810
|
2201 |
void applyTo(TypeArray localTypes, TypeArray stackTypes) {
|
jaroslav@810
|
2202 |
stackTypes.clear();
|
jaroslav@810
|
2203 |
}
|
jaroslav@810
|
2204 |
|
jaroslav@810
|
2205 |
@Override
|
jaroslav@810
|
2206 |
public String toString() {
|
jaroslav@810
|
2207 |
return toString("SAME" + ((frameType == SAME_FRAME_EXTENDED)
|
jaroslav@810
|
2208 |
? "_FRAME_EXTENDED" : ""),
|
jaroslav@810
|
2209 |
offsetDelta,
|
jaroslav@810
|
2210 |
null, null);
|
jaroslav@810
|
2211 |
}
|
jaroslav@810
|
2212 |
}
|
jaroslav@810
|
2213 |
|
jaroslav@810
|
2214 |
private static class SameLocals1StackItem extends StackMapTableData {
|
jaroslav@810
|
2215 |
|
jaroslav@810
|
2216 |
final int[] stack;
|
jaroslav@810
|
2217 |
|
jaroslav@810
|
2218 |
SameLocals1StackItem(int frameType, int offsetDelta, int[] stack) {
|
jaroslav@810
|
2219 |
super(frameType);
|
jaroslav@810
|
2220 |
this.offsetDelta = offsetDelta;
|
jaroslav@810
|
2221 |
this.stack = stack;
|
jaroslav@810
|
2222 |
}
|
jaroslav@810
|
2223 |
|
jaroslav@810
|
2224 |
@Override
|
jaroslav@810
|
2225 |
void applyTo(TypeArray localTypes, TypeArray stackTypes) {
|
jaroslav@810
|
2226 |
stackTypes.setAll(stack);
|
jaroslav@810
|
2227 |
}
|
jaroslav@810
|
2228 |
|
jaroslav@810
|
2229 |
@Override
|
jaroslav@810
|
2230 |
public String toString() {
|
jaroslav@810
|
2231 |
return toString(
|
jaroslav@810
|
2232 |
"SAME_LOCALS_1_STACK_ITEM"
|
jaroslav@810
|
2233 |
+ ((frameType == SAME_LOCALS_1_STACK_ITEM_EXTENDED)
|
jaroslav@810
|
2234 |
? "_EXTENDED" : ""),
|
jaroslav@810
|
2235 |
offsetDelta,
|
jaroslav@810
|
2236 |
null, stack);
|
jaroslav@810
|
2237 |
}
|
jaroslav@810
|
2238 |
}
|
jaroslav@810
|
2239 |
|
jaroslav@810
|
2240 |
private static class ChopFrame extends StackMapTableData {
|
jaroslav@810
|
2241 |
|
jaroslav@810
|
2242 |
ChopFrame(int frameType, int offsetDelta) {
|
jaroslav@810
|
2243 |
super(frameType);
|
jaroslav@810
|
2244 |
this.offsetDelta = offsetDelta;
|
jaroslav@810
|
2245 |
}
|
jaroslav@810
|
2246 |
|
jaroslav@810
|
2247 |
@Override
|
jaroslav@810
|
2248 |
void applyTo(TypeArray localTypes, TypeArray stackTypes) {
|
jaroslav@810
|
2249 |
localTypes.setSize(localTypes.getSize()
|
jaroslav@810
|
2250 |
- (SAME_FRAME_EXTENDED - frameType));
|
jaroslav@810
|
2251 |
stackTypes.clear();
|
jaroslav@810
|
2252 |
}
|
jaroslav@810
|
2253 |
|
jaroslav@810
|
2254 |
@Override
|
jaroslav@810
|
2255 |
public String toString() {
|
jaroslav@810
|
2256 |
return toString("CHOP", offsetDelta, null, null);
|
jaroslav@810
|
2257 |
}
|
jaroslav@810
|
2258 |
}
|
jaroslav@810
|
2259 |
|
jaroslav@810
|
2260 |
private static class AppendFrame extends StackMapTableData {
|
jaroslav@810
|
2261 |
|
jaroslav@810
|
2262 |
final int[] locals;
|
jaroslav@810
|
2263 |
|
jaroslav@810
|
2264 |
AppendFrame(int frameType, int offsetDelta, int[] locals) {
|
jaroslav@810
|
2265 |
super(frameType);
|
jaroslav@810
|
2266 |
this.offsetDelta = offsetDelta;
|
jaroslav@810
|
2267 |
this.locals = locals;
|
jaroslav@810
|
2268 |
}
|
jaroslav@810
|
2269 |
|
jaroslav@810
|
2270 |
@Override
|
jaroslav@810
|
2271 |
void applyTo(TypeArray localTypes, TypeArray stackTypes) {
|
jaroslav@810
|
2272 |
localTypes.addAll(locals);
|
jaroslav@810
|
2273 |
stackTypes.clear();
|
jaroslav@810
|
2274 |
}
|
jaroslav@810
|
2275 |
|
jaroslav@810
|
2276 |
@Override
|
jaroslav@810
|
2277 |
public String toString() {
|
jaroslav@810
|
2278 |
return toString("APPEND", offsetDelta, locals, null);
|
jaroslav@810
|
2279 |
}
|
jaroslav@810
|
2280 |
}
|
jaroslav@810
|
2281 |
|
jaroslav@810
|
2282 |
private static class FullFrame extends StackMapTableData {
|
jaroslav@810
|
2283 |
|
jaroslav@810
|
2284 |
final int[] locals;
|
jaroslav@810
|
2285 |
final int[] stack;
|
jaroslav@810
|
2286 |
|
jaroslav@810
|
2287 |
FullFrame(int offsetDelta, int[] locals, int[] stack) {
|
jaroslav@810
|
2288 |
super(FULL_FRAME);
|
jaroslav@810
|
2289 |
this.offsetDelta = offsetDelta;
|
jaroslav@810
|
2290 |
this.locals = locals;
|
jaroslav@810
|
2291 |
this.stack = stack;
|
jaroslav@810
|
2292 |
}
|
jaroslav@810
|
2293 |
|
jaroslav@810
|
2294 |
@Override
|
jaroslav@810
|
2295 |
void applyTo(TypeArray localTypes, TypeArray stackTypes) {
|
jaroslav@810
|
2296 |
localTypes.setAll(locals);
|
jaroslav@810
|
2297 |
stackTypes.setAll(stack);
|
jaroslav@810
|
2298 |
}
|
jaroslav@810
|
2299 |
|
jaroslav@810
|
2300 |
@Override
|
jaroslav@810
|
2301 |
public String toString() {
|
jaroslav@810
|
2302 |
return toString("FULL", offsetDelta, locals, stack);
|
jaroslav@810
|
2303 |
}
|
jaroslav@810
|
2304 |
}
|
jaroslav@810
|
2305 |
|
jaroslav@810
|
2306 |
static StackMapTableData getInstance(DataInputStream in, MethodData method)
|
jaroslav@810
|
2307 |
throws IOException {
|
jaroslav@810
|
2308 |
int frameType = in.readUnsignedByte();
|
jaroslav@810
|
2309 |
|
jaroslav@810
|
2310 |
if (frameType < SAME_FRAME_BOUND) {
|
jaroslav@810
|
2311 |
// same_frame
|
jaroslav@810
|
2312 |
return new SameFrame(frameType, frameType);
|
jaroslav@810
|
2313 |
} else if (SAME_FRAME_BOUND <= frameType && frameType < SAME_LOCALS_1_STACK_ITEM_BOUND) {
|
jaroslav@810
|
2314 |
// same_locals_1_stack_item_frame
|
jaroslav@810
|
2315 |
// read additional single stack element
|
jaroslav@810
|
2316 |
return new SameLocals1StackItem(frameType,
|
jaroslav@810
|
2317 |
(frameType - SAME_FRAME_BOUND),
|
jaroslav@810
|
2318 |
StackMapData.readTypeArray(in, 1, method));
|
jaroslav@810
|
2319 |
} else if (frameType == SAME_LOCALS_1_STACK_ITEM_EXTENDED) {
|
jaroslav@810
|
2320 |
// same_locals_1_stack_item_extended
|
jaroslav@810
|
2321 |
return new SameLocals1StackItem(frameType,
|
jaroslav@810
|
2322 |
in.readUnsignedShort(),
|
jaroslav@810
|
2323 |
StackMapData.readTypeArray(in, 1, method));
|
jaroslav@810
|
2324 |
} else if (SAME_LOCALS_1_STACK_ITEM_EXTENDED < frameType && frameType < SAME_FRAME_EXTENDED) {
|
jaroslav@810
|
2325 |
// chop_frame or same_frame_extended
|
jaroslav@810
|
2326 |
return new ChopFrame(frameType, in.readUnsignedShort());
|
jaroslav@810
|
2327 |
} else if (frameType == SAME_FRAME_EXTENDED) {
|
jaroslav@810
|
2328 |
// chop_frame or same_frame_extended
|
jaroslav@810
|
2329 |
return new SameFrame(frameType, in.readUnsignedShort());
|
jaroslav@810
|
2330 |
} else if (SAME_FRAME_EXTENDED < frameType && frameType < FULL_FRAME) {
|
jaroslav@810
|
2331 |
// append_frame
|
jaroslav@810
|
2332 |
return new AppendFrame(frameType, in.readUnsignedShort(),
|
jaroslav@810
|
2333 |
StackMapData.readTypeArray(in, frameType - SAME_FRAME_EXTENDED, method));
|
jaroslav@810
|
2334 |
} else if (frameType == FULL_FRAME) {
|
jaroslav@810
|
2335 |
// full_frame
|
jaroslav@810
|
2336 |
int offsetDelta = in.readUnsignedShort();
|
jaroslav@810
|
2337 |
int locals_size = in.readUnsignedShort();
|
jaroslav@810
|
2338 |
int[] locals = StackMapData.readTypeArray(in, locals_size, method);
|
jaroslav@810
|
2339 |
int stack_size = in.readUnsignedShort();
|
jaroslav@810
|
2340 |
int[] stack = StackMapData.readTypeArray(in, stack_size, method);
|
jaroslav@810
|
2341 |
return new FullFrame(offsetDelta, locals, stack);
|
jaroslav@810
|
2342 |
} else {
|
jaroslav@810
|
2343 |
throw new ClassFormatError("unrecognized frame_type in StackMapTable");
|
jaroslav@810
|
2344 |
}
|
jaroslav@810
|
2345 |
}
|
jaroslav@810
|
2346 |
}
|
jaroslav@810
|
2347 |
|
jaroslav@810
|
2348 |
/**
|
jaroslav@810
|
2349 |
* Stores exception table data in code attribute.
|
jaroslav@810
|
2350 |
*
|
jaroslav@810
|
2351 |
* @author Sucheta Dambalkar (Adopted code from jdis)
|
jaroslav@810
|
2352 |
*/
|
jaroslav@810
|
2353 |
static final class TrapData {
|
jaroslav@810
|
2354 |
|
jaroslav@810
|
2355 |
public final short start_pc;
|
jaroslav@810
|
2356 |
public final short end_pc;
|
jaroslav@810
|
2357 |
public final short handler_pc;
|
jaroslav@810
|
2358 |
public final short catch_cpx;
|
jaroslav@810
|
2359 |
final int num;
|
jaroslav@810
|
2360 |
|
jaroslav@810
|
2361 |
/**
|
jaroslav@810
|
2362 |
* Read and store exception table data in code attribute.
|
jaroslav@810
|
2363 |
*/
|
jaroslav@810
|
2364 |
TrapData(DataInputStream in, int num) throws IOException {
|
jaroslav@810
|
2365 |
this.num = num;
|
jaroslav@810
|
2366 |
start_pc = in.readShort();
|
jaroslav@810
|
2367 |
end_pc = in.readShort();
|
jaroslav@810
|
2368 |
handler_pc = in.readShort();
|
jaroslav@810
|
2369 |
catch_cpx = in.readShort();
|
jaroslav@810
|
2370 |
}
|
jaroslav@810
|
2371 |
|
jaroslav@810
|
2372 |
/**
|
jaroslav@810
|
2373 |
* returns recommended identifier
|
jaroslav@810
|
2374 |
*/
|
jaroslav@810
|
2375 |
public String ident() {
|
jaroslav@810
|
2376 |
return "t" + num;
|
jaroslav@810
|
2377 |
}
|
jaroslav@810
|
2378 |
}
|
jaroslav@810
|
2379 |
/**
|
jaroslav@810
|
2380 |
*
|
jaroslav@810
|
2381 |
* @author Jaroslav Tulach <jtulach@netbeans.org>
|
jaroslav@810
|
2382 |
*/
|
jaroslav@810
|
2383 |
static final class TrapDataIterator {
|
jaroslav@810
|
2384 |
|
jaroslav@810
|
2385 |
private final Hashtable exStart = new Hashtable();
|
jaroslav@810
|
2386 |
private final Hashtable exStop = new Hashtable();
|
jaroslav@810
|
2387 |
private TrapData[] current = new TrapData[10];
|
jaroslav@810
|
2388 |
private int currentCount;
|
jaroslav@810
|
2389 |
|
jaroslav@810
|
2390 |
TrapDataIterator(Vector exceptionTable) {
|
jaroslav@810
|
2391 |
for (int i = 0; i < exceptionTable.size(); i++) {
|
jaroslav@810
|
2392 |
final TrapData td = (TrapData) exceptionTable.elementAt(i);
|
jaroslav@810
|
2393 |
put(exStart, td.start_pc, td);
|
jaroslav@810
|
2394 |
put(exStop, td.end_pc, td);
|
jaroslav@810
|
2395 |
}
|
jaroslav@810
|
2396 |
}
|
jaroslav@810
|
2397 |
|
jaroslav@810
|
2398 |
private static void put(Hashtable h, short key, TrapData td) {
|
jaroslav@810
|
2399 |
Short s = Short.valueOf((short) key);
|
jaroslav@810
|
2400 |
Vector v = (Vector) h.get(s);
|
jaroslav@810
|
2401 |
if (v == null) {
|
jaroslav@810
|
2402 |
v = new Vector(1);
|
jaroslav@810
|
2403 |
h.put(s, v);
|
jaroslav@810
|
2404 |
}
|
jaroslav@810
|
2405 |
v.add(td);
|
jaroslav@810
|
2406 |
}
|
jaroslav@810
|
2407 |
|
jaroslav@810
|
2408 |
private boolean processAll(Hashtable h, Short key, boolean add) {
|
jaroslav@810
|
2409 |
boolean change = false;
|
jaroslav@810
|
2410 |
Vector v = (Vector) h.get(key);
|
jaroslav@810
|
2411 |
if (v != null) {
|
jaroslav@810
|
2412 |
int s = v.size();
|
jaroslav@810
|
2413 |
for (int i = 0; i < s; i++) {
|
jaroslav@810
|
2414 |
TrapData td = (TrapData) v.elementAt(i);
|
jaroslav@810
|
2415 |
if (add) {
|
jaroslav@810
|
2416 |
add(td);
|
jaroslav@810
|
2417 |
change = true;
|
jaroslav@810
|
2418 |
} else {
|
jaroslav@810
|
2419 |
remove(td);
|
jaroslav@810
|
2420 |
change = true;
|
jaroslav@810
|
2421 |
}
|
jaroslav@810
|
2422 |
}
|
jaroslav@810
|
2423 |
}
|
jaroslav@810
|
2424 |
return change;
|
jaroslav@810
|
2425 |
}
|
jaroslav@810
|
2426 |
|
jaroslav@810
|
2427 |
public boolean advanceTo(int i) {
|
jaroslav@810
|
2428 |
Short s = Short.valueOf((short) i);
|
jaroslav@810
|
2429 |
boolean ch1 = processAll(exStart, s, true);
|
jaroslav@810
|
2430 |
boolean ch2 = processAll(exStop, s, false);
|
jaroslav@810
|
2431 |
return ch1 || ch2;
|
jaroslav@810
|
2432 |
}
|
jaroslav@810
|
2433 |
|
jaroslav@810
|
2434 |
public boolean useTry() {
|
jaroslav@810
|
2435 |
return currentCount > 0;
|
jaroslav@810
|
2436 |
}
|
jaroslav@810
|
2437 |
|
jaroslav@810
|
2438 |
public TrapData[] current() {
|
jaroslav@810
|
2439 |
TrapData[] copy = new TrapData[currentCount];
|
jaroslav@810
|
2440 |
for (int i = 0; i < currentCount; i++) {
|
jaroslav@810
|
2441 |
copy[i] = current[i];
|
jaroslav@810
|
2442 |
}
|
jaroslav@810
|
2443 |
return copy;
|
jaroslav@810
|
2444 |
}
|
jaroslav@810
|
2445 |
|
jaroslav@810
|
2446 |
private void add(TrapData e) {
|
jaroslav@810
|
2447 |
if (currentCount == current.length) {
|
jaroslav@810
|
2448 |
TrapData[] data = new TrapData[currentCount * 2];
|
jaroslav@810
|
2449 |
for (int i = 0; i < currentCount; i++) {
|
jaroslav@810
|
2450 |
data[i] = current[i];
|
jaroslav@810
|
2451 |
}
|
jaroslav@810
|
2452 |
current = data;
|
jaroslav@810
|
2453 |
}
|
jaroslav@810
|
2454 |
current[currentCount++] = e;
|
jaroslav@810
|
2455 |
}
|
jaroslav@810
|
2456 |
|
jaroslav@810
|
2457 |
private void remove(TrapData e) {
|
jaroslav@810
|
2458 |
if (currentCount == 0) {
|
jaroslav@810
|
2459 |
return;
|
jaroslav@810
|
2460 |
}
|
jaroslav@810
|
2461 |
int from = 0;
|
jaroslav@810
|
2462 |
while (from < currentCount) {
|
jaroslav@810
|
2463 |
if (e == current[from++]) {
|
jaroslav@810
|
2464 |
break;
|
jaroslav@810
|
2465 |
}
|
jaroslav@810
|
2466 |
}
|
jaroslav@810
|
2467 |
while (from < currentCount) {
|
jaroslav@810
|
2468 |
current[from - 1] = current[from];
|
jaroslav@810
|
2469 |
current[from] = null;
|
jaroslav@810
|
2470 |
from++;
|
jaroslav@810
|
2471 |
}
|
jaroslav@810
|
2472 |
currentCount--;
|
jaroslav@810
|
2473 |
}
|
jaroslav@810
|
2474 |
}
|
jaroslav@810
|
2475 |
static final class TypeArray {
|
jaroslav@810
|
2476 |
|
jaroslav@810
|
2477 |
private static final int CAPACITY_INCREMENT = 16;
|
jaroslav@810
|
2478 |
private int[] types;
|
jaroslav@810
|
2479 |
private int size;
|
jaroslav@810
|
2480 |
|
jaroslav@810
|
2481 |
public TypeArray() {
|
jaroslav@810
|
2482 |
}
|
jaroslav@810
|
2483 |
|
jaroslav@810
|
2484 |
public TypeArray(final TypeArray initialTypes) {
|
jaroslav@810
|
2485 |
setAll(initialTypes);
|
jaroslav@810
|
2486 |
}
|
jaroslav@810
|
2487 |
|
jaroslav@810
|
2488 |
public void add(final int newType) {
|
jaroslav@810
|
2489 |
ensureCapacity(size + 1);
|
jaroslav@810
|
2490 |
types[size++] = newType;
|
jaroslav@810
|
2491 |
}
|
jaroslav@810
|
2492 |
|
jaroslav@810
|
2493 |
public void addAll(final TypeArray newTypes) {
|
jaroslav@810
|
2494 |
addAll(newTypes.types, 0, newTypes.size);
|
jaroslav@810
|
2495 |
}
|
jaroslav@810
|
2496 |
|
jaroslav@810
|
2497 |
public void addAll(final int[] newTypes) {
|
jaroslav@810
|
2498 |
addAll(newTypes, 0, newTypes.length);
|
jaroslav@810
|
2499 |
}
|
jaroslav@810
|
2500 |
|
jaroslav@810
|
2501 |
public void addAll(final int[] newTypes,
|
jaroslav@810
|
2502 |
final int offset,
|
jaroslav@810
|
2503 |
final int count) {
|
jaroslav@810
|
2504 |
if (count > 0) {
|
jaroslav@810
|
2505 |
ensureCapacity(size + count);
|
jaroslav@810
|
2506 |
arraycopy(newTypes, offset, types, size, count);
|
jaroslav@810
|
2507 |
size += count;
|
jaroslav@810
|
2508 |
}
|
jaroslav@810
|
2509 |
}
|
jaroslav@810
|
2510 |
|
jaroslav@810
|
2511 |
public void set(final int index, final int newType) {
|
jaroslav@810
|
2512 |
types[index] = newType;
|
jaroslav@810
|
2513 |
}
|
jaroslav@810
|
2514 |
|
jaroslav@810
|
2515 |
public void setAll(final TypeArray newTypes) {
|
jaroslav@810
|
2516 |
setAll(newTypes.types, 0, newTypes.size);
|
jaroslav@810
|
2517 |
}
|
jaroslav@810
|
2518 |
|
jaroslav@810
|
2519 |
public void setAll(final int[] newTypes) {
|
jaroslav@810
|
2520 |
setAll(newTypes, 0, newTypes.length);
|
jaroslav@810
|
2521 |
}
|
jaroslav@810
|
2522 |
|
jaroslav@810
|
2523 |
public void setAll(final int[] newTypes,
|
jaroslav@810
|
2524 |
final int offset,
|
jaroslav@810
|
2525 |
final int count) {
|
jaroslav@810
|
2526 |
if (count > 0) {
|
jaroslav@810
|
2527 |
ensureCapacity(count);
|
jaroslav@810
|
2528 |
arraycopy(newTypes, offset, types, 0, count);
|
jaroslav@810
|
2529 |
size = count;
|
jaroslav@810
|
2530 |
} else {
|
jaroslav@810
|
2531 |
clear();
|
jaroslav@810
|
2532 |
}
|
jaroslav@810
|
2533 |
}
|
jaroslav@810
|
2534 |
|
jaroslav@810
|
2535 |
public void setSize(final int newSize) {
|
jaroslav@810
|
2536 |
if (size != newSize) {
|
jaroslav@810
|
2537 |
ensureCapacity(newSize);
|
jaroslav@810
|
2538 |
|
jaroslav@810
|
2539 |
for (int i = size; i < newSize; ++i) {
|
jaroslav@810
|
2540 |
types[i] = 0;
|
jaroslav@810
|
2541 |
}
|
jaroslav@810
|
2542 |
size = newSize;
|
jaroslav@810
|
2543 |
}
|
jaroslav@810
|
2544 |
}
|
jaroslav@810
|
2545 |
|
jaroslav@810
|
2546 |
public void clear() {
|
jaroslav@810
|
2547 |
size = 0;
|
jaroslav@810
|
2548 |
}
|
jaroslav@810
|
2549 |
|
jaroslav@810
|
2550 |
public int getSize() {
|
jaroslav@810
|
2551 |
return size;
|
jaroslav@810
|
2552 |
}
|
jaroslav@810
|
2553 |
|
jaroslav@810
|
2554 |
public int get(final int index) {
|
jaroslav@810
|
2555 |
return types[index];
|
jaroslav@810
|
2556 |
}
|
jaroslav@810
|
2557 |
|
jaroslav@810
|
2558 |
public static String typeString(final int type) {
|
jaroslav@810
|
2559 |
switch (type & 0xff) {
|
jaroslav@810
|
2560 |
case ITEM_Bogus:
|
jaroslav@810
|
2561 |
return "_top_";
|
jaroslav@810
|
2562 |
case ITEM_Integer:
|
jaroslav@810
|
2563 |
return "_int_";
|
jaroslav@810
|
2564 |
case ITEM_Float:
|
jaroslav@810
|
2565 |
return "_float_";
|
jaroslav@810
|
2566 |
case ITEM_Double:
|
jaroslav@810
|
2567 |
return "_double_";
|
jaroslav@810
|
2568 |
case ITEM_Long:
|
jaroslav@810
|
2569 |
return "_long_";
|
jaroslav@810
|
2570 |
case ITEM_Null:
|
jaroslav@810
|
2571 |
return "_null_";
|
jaroslav@810
|
2572 |
case ITEM_InitObject: // UninitializedThis
|
jaroslav@810
|
2573 |
return "_init_";
|
jaroslav@810
|
2574 |
case ITEM_Object:
|
jaroslav@810
|
2575 |
return "_object_";
|
jaroslav@810
|
2576 |
case ITEM_NewObject: // Uninitialized
|
jaroslav@810
|
2577 |
return "_new_";
|
jaroslav@810
|
2578 |
default:
|
jaroslav@810
|
2579 |
throw new IllegalArgumentException("Unknown type");
|
jaroslav@810
|
2580 |
}
|
jaroslav@810
|
2581 |
}
|
jaroslav@810
|
2582 |
|
jaroslav@810
|
2583 |
@Override
|
jaroslav@810
|
2584 |
public String toString() {
|
jaroslav@810
|
2585 |
final StringBuilder sb = new StringBuilder("[");
|
jaroslav@810
|
2586 |
if (size > 0) {
|
jaroslav@810
|
2587 |
sb.append(typeString(types[0]));
|
jaroslav@810
|
2588 |
for (int i = 1; i < size; ++i) {
|
jaroslav@810
|
2589 |
sb.append(", ");
|
jaroslav@810
|
2590 |
sb.append(typeString(types[i]));
|
jaroslav@810
|
2591 |
}
|
jaroslav@810
|
2592 |
}
|
jaroslav@810
|
2593 |
|
jaroslav@810
|
2594 |
return sb.append(']').toString();
|
jaroslav@810
|
2595 |
}
|
jaroslav@810
|
2596 |
|
jaroslav@810
|
2597 |
private void ensureCapacity(final int minCapacity) {
|
jaroslav@810
|
2598 |
if ((minCapacity == 0)
|
jaroslav@810
|
2599 |
|| (types != null) && (minCapacity <= types.length)) {
|
jaroslav@810
|
2600 |
return;
|
jaroslav@810
|
2601 |
}
|
jaroslav@810
|
2602 |
|
jaroslav@810
|
2603 |
final int newCapacity =
|
jaroslav@810
|
2604 |
((minCapacity + CAPACITY_INCREMENT - 1) / CAPACITY_INCREMENT)
|
jaroslav@810
|
2605 |
* CAPACITY_INCREMENT;
|
jaroslav@810
|
2606 |
final int[] newTypes = new int[newCapacity];
|
jaroslav@810
|
2607 |
|
jaroslav@810
|
2608 |
if (size > 0) {
|
jaroslav@810
|
2609 |
arraycopy(types, 0, newTypes, 0, size);
|
jaroslav@810
|
2610 |
}
|
jaroslav@810
|
2611 |
|
jaroslav@810
|
2612 |
types = newTypes;
|
jaroslav@810
|
2613 |
}
|
jaroslav@810
|
2614 |
|
jaroslav@810
|
2615 |
// no System.arraycopy
|
jaroslav@810
|
2616 |
private void arraycopy(final int[] src, final int srcPos,
|
jaroslav@810
|
2617 |
final int[] dest, final int destPos,
|
jaroslav@810
|
2618 |
final int length) {
|
jaroslav@810
|
2619 |
for (int i = 0; i < length; ++i) {
|
jaroslav@810
|
2620 |
dest[destPos + i] = src[srcPos + i];
|
jaroslav@810
|
2621 |
}
|
jaroslav@810
|
2622 |
}
|
jaroslav@810
|
2623 |
}
|
jaroslav@810
|
2624 |
/**
|
jaroslav@810
|
2625 |
* A JavaScript ready replacement for java.util.Vector
|
jaroslav@810
|
2626 |
*
|
jaroslav@810
|
2627 |
* @author Jaroslav Tulach <jtulach@netbeans.org>
|
jaroslav@810
|
2628 |
*/
|
jaroslav@810
|
2629 |
@JavaScriptPrototype(prototype = "new Array")
|
jaroslav@810
|
2630 |
private static final class Vector {
|
jaroslav@810
|
2631 |
|
jaroslav@810
|
2632 |
private Object[] arr;
|
jaroslav@810
|
2633 |
|
jaroslav@810
|
2634 |
Vector() {
|
jaroslav@810
|
2635 |
}
|
jaroslav@810
|
2636 |
|
jaroslav@810
|
2637 |
Vector(int i) {
|
jaroslav@810
|
2638 |
}
|
jaroslav@810
|
2639 |
|
jaroslav@810
|
2640 |
void add(Object objectType) {
|
jaroslav@810
|
2641 |
addElement(objectType);
|
jaroslav@810
|
2642 |
}
|
jaroslav@810
|
2643 |
|
jaroslav@810
|
2644 |
@JavaScriptBody(args = {"obj"}, body =
|
jaroslav@810
|
2645 |
"this.push(obj);")
|
jaroslav@810
|
2646 |
void addElement(Object obj) {
|
jaroslav@810
|
2647 |
final int s = size();
|
jaroslav@810
|
2648 |
setSize(s + 1);
|
jaroslav@810
|
2649 |
setElementAt(obj, s);
|
jaroslav@810
|
2650 |
}
|
jaroslav@810
|
2651 |
|
jaroslav@810
|
2652 |
@JavaScriptBody(args = {}, body =
|
jaroslav@810
|
2653 |
"return this.length;")
|
jaroslav@810
|
2654 |
int size() {
|
jaroslav@810
|
2655 |
return arr == null ? 0 : arr.length;
|
jaroslav@810
|
2656 |
}
|
jaroslav@810
|
2657 |
|
jaroslav@810
|
2658 |
@JavaScriptBody(args = {"newArr"}, body =
|
jaroslav@810
|
2659 |
"for (var i = 0; i < this.length; i++) {\n"
|
jaroslav@810
|
2660 |
+ " newArr[i] = this[i];\n"
|
jaroslav@810
|
2661 |
+ "}\n")
|
jaroslav@810
|
2662 |
void copyInto(Object[] newArr) {
|
jaroslav@810
|
2663 |
if (arr == null) {
|
jaroslav@810
|
2664 |
return;
|
jaroslav@810
|
2665 |
}
|
jaroslav@810
|
2666 |
int min = Math.min(newArr.length, arr.length);
|
jaroslav@810
|
2667 |
for (int i = 0; i < min; i++) {
|
jaroslav@810
|
2668 |
newArr[i] = arr[i];
|
jaroslav@810
|
2669 |
}
|
jaroslav@810
|
2670 |
}
|
jaroslav@810
|
2671 |
|
jaroslav@810
|
2672 |
@JavaScriptBody(args = {"index"}, body =
|
jaroslav@810
|
2673 |
"return this[index];")
|
jaroslav@810
|
2674 |
Object elementAt(int index) {
|
jaroslav@810
|
2675 |
return arr[index];
|
jaroslav@810
|
2676 |
}
|
jaroslav@810
|
2677 |
|
jaroslav@810
|
2678 |
private void setSize(int len) {
|
jaroslav@810
|
2679 |
Object[] newArr = new Object[len];
|
jaroslav@810
|
2680 |
copyInto(newArr);
|
jaroslav@810
|
2681 |
arr = newArr;
|
jaroslav@810
|
2682 |
}
|
jaroslav@810
|
2683 |
|
jaroslav@810
|
2684 |
@JavaScriptBody(args = {"val", "index"}, body =
|
jaroslav@810
|
2685 |
"this[index] = val;")
|
jaroslav@810
|
2686 |
void setElementAt(Object val, int index) {
|
jaroslav@810
|
2687 |
arr[index] = val;
|
jaroslav@810
|
2688 |
}
|
jaroslav@810
|
2689 |
}
|
jaroslav@810
|
2690 |
|
jaroslav@810
|
2691 |
}
|