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27 package org.apidesign.javap;
32 import static org.apidesign.javap.RuntimeConstants.*;
34 /* represents one entry of StackMap attribute
41 StackMapData(int offset, int[] locals, int[] stack) {
47 StackMapData(DataInputStream in, MethodData method) throws IOException {
48 offset = in.readUnsignedShort();
49 int local_size = in.readUnsignedShort();
50 locals = readTypeArray(in, local_size, method);
51 int stack_size = in.readUnsignedShort();
52 stack = readTypeArray(in, stack_size, method);
55 static final int[] readTypeArray(DataInputStream in, int length, MethodData method) throws IOException {
56 int[] types = new int[length];
57 for (int i=0; i<length; i++) {
58 types[i] = readType(in, method);
63 static final int readType(DataInputStream in, MethodData method) throws IOException {
64 int type = in.readUnsignedByte();
65 if (type == ITEM_Object || type == ITEM_NewObject) {
66 type = type | (in.readUnsignedShort()<<8);