1/* 2 * ProGuard -- shrinking, optimization, obfuscation, and preverification 3 * of Java bytecode. 4 * 5 * Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu) 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License as published by the Free 9 * Software Foundation; either version 2 of the License, or (at your option) 10 * any later version. 11 * 12 * This program is distributed in the hope that it will be useful, but WITHOUT 13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 15 * more details. 16 * 17 * You should have received a copy of the GNU General Public License along 18 * with this program; if not, write to the Free Software Foundation, Inc., 19 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20 */ 21package proguard.evaluation.value; 22 23/** 24 * This LongValue represents the result of a binary operation on two long 25 * values. 26 * 27 * @author Eric Lafortune 28 */ 29final class CompositeLongValue extends SpecificLongValue 30{ 31 public static final byte ADD = '+'; 32 public static final byte SUBTRACT = '-'; 33 public static final byte MULTIPLY = '*'; 34 public static final byte DIVIDE = '/'; 35 public static final byte REMAINDER = '%'; 36 public static final byte SHIFT_LEFT = '<'; 37 public static final byte SHIFT_RIGHT = '>'; 38 public static final byte UNSIGNED_SHIFT_RIGHT = '}'; 39 public static final byte AND = '&'; 40 public static final byte OR = '|'; 41 public static final byte XOR = '^'; 42 43 44 private final LongValue longValue1; 45 private final byte operation; 46 private final Value longValue2; 47 48 49 /** 50 * Creates a new composite long value of the two given long values 51 * and the given operation. 52 */ 53 public CompositeLongValue(LongValue longValue1, 54 byte operation, 55 Value longValue2) 56 { 57 this.longValue1 = longValue1; 58 this.operation = operation; 59 this.longValue2 = longValue2; 60 } 61 62 63 // Implementations for Object. 64 65 public boolean equals(Object object) 66 { 67 return this == object || 68 super.equals(object) && 69 this.longValue1.equals(((CompositeLongValue)object).longValue1) && 70 this.operation == ((CompositeLongValue)object).operation && 71 this.longValue2.equals(((CompositeLongValue)object).longValue2); 72 } 73 74 75 public int hashCode() 76 { 77 return super.hashCode() ^ 78 longValue1.hashCode() ^ 79 longValue2.hashCode(); 80 } 81 82 83 public String toString() 84 { 85 return "("+longValue1+((char)operation)+longValue2+")"; 86 } 87}