author | Jaroslav Tulach <jaroslav.tulach@apidesign.org> |
Wed, 28 Nov 2012 14:51:52 +0100 | |
branch | lazy |
changeset 214 | a0f4460130b9 |
parent 106 | 346633cd13d6 |
child 226 | 907a52ed10e3 |
permissions | -rw-r--r-- |
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/** |
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* Back 2 Browser Bytecode Translator |
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* Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org> |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, version 2 of the License. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. Look for COPYING file in the top folder. |
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* If not, see http://opensource.org/licenses/GPL-2.0. |
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*/ |
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package org.apidesign.vm4brwsr; |
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|
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/** |
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* |
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* @author Jaroslav Tulach <jtulach@netbeans.org> |
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*/ |
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public class Instance { |
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private int in; |
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protected short s; |
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public double d; |
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private float f; |
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protected byte b = (byte)31; |
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|
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private Instance() { |
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} |
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|
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public Instance(int i, double d) { |
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this.in = i; |
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this.d = d; |
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} |
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public byte getByte() { |
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return b; |
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} |
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|
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public void setByte(byte b) { |
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this.b = b; |
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} |
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public static double defaultDblValue() { |
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Instance create = new Instance(); |
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return create.d; |
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} |
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|
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public static byte assignedByteValue() { |
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return new Instance().b; |
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} |
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public static double magicOne() { |
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Instance i = new Instance(10, 3.3d); |
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i.b = (byte)0x09; |
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return (i.in - i.b) * i.d; |
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} |
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public static int virtualBytes() { |
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Instance i = new InstanceSub(7, 2.2d); |
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i.setByte((byte)0x0a); |
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Instance i2 = new Instance(3, 333.0d); |
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i2.setByte((byte)44); |
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return i.getByte() + i2.getByte(); |
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} |
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public static float interfaceBytes() { |
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GetByte i = new InstanceSub(7, 2.2d); |
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return i.getByte(); |
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} |
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public static boolean instanceOf(boolean sub) { |
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Instance i = createInstance(sub); |
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return isInstanceSubOf(i); |
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} |
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public static int castsWork(boolean interfc) { |
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Instance i = createInstance(true); |
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if (interfc) { |
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GetByte b = (GetByte)i; |
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} else { |
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InstanceSub s = (InstanceSub)i; |
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} |
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return 5; |
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} |
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|
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private static boolean isInstanceSubOf(Instance instance) { |
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return instance instanceof InstanceSub; |
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} |
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private static Instance createInstance(boolean sub) { |
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return sub ? new InstanceSub(3, 0) : new Instance(); |
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} |
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private static boolean isNull() { |
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return createInstance(true) == null; |
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} |
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} |