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 */ 21 package proguard.evaluation.value; 22 23 /** 24 * This IntegerValue represents the result of a comparisons of two scalar 25 * values. 26 * 27 * @author Eric Lafortune 28 */ 29 final class ComparisonValue extends SpecificIntegerValue 30 { 31 private final Value value1; 32 private final Value value2; 33 34 35 /** 36 * Creates a new comparison integer value of the two given scalar values. 37 */ ComparisonValue(Value value1, Value value2)38 public ComparisonValue(Value value1, 39 Value value2) 40 { 41 this.value1 = value1; 42 this.value2 = value2; 43 } 44 45 46 // Implementations for Object. 47 equals(Object object)48 public boolean equals(Object object) 49 { 50 return this == object || 51 super.equals(object) && 52 this.value1.equals(((ComparisonValue)object).value1) && 53 this.value2.equals(((ComparisonValue)object).value2); 54 } 55 56 hashCode()57 public int hashCode() 58 { 59 return super.hashCode() ^ 60 value1.hashCode() ^ 61 value2.hashCode(); 62 } 63 64 toString()65 public String toString() 66 { 67 return "("+value1+"~"+ value2 +")"; 68 } 69 }