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1: /* IntegerSyntax.java -- 2: Copyright (C) 2003, 2004 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 6: GNU Classpath is free software; you can redistribute it and/or modify 7: it under the terms of the GNU General Public License as published by 8: the Free Software Foundation; either version 2, or (at your option) 9: any later version. 10: 11: GNU Classpath is distributed in the hope that it will be useful, but 12: WITHOUT ANY WARRANTY; without even the implied warranty of 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14: General Public License for more details. 15: 16: You should have received a copy of the GNU General Public License 17: along with GNU Classpath; see the file COPYING. If not, write to the 18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 21: Linking this library statically or dynamically with other modules is 22: making a combined work based on this library. Thus, the terms and 23: conditions of the GNU General Public License cover the whole 24: combination. 25: 26: As a special exception, the copyright holders of this library give you 27: permission to link this library with independent modules to produce an 28: executable, regardless of the license terms of these independent 29: modules, and to copy and distribute the resulting executable under 30: terms of your choice, provided that you also meet, for each linked 31: independent module, the terms and conditions of the license of that 32: module. An independent module is a module which is not derived from 33: or based on this library. If you modify this library, you may extend 34: this exception to your version of the library, but you are not 35: obligated to do so. If you do not wish to do so, delete this 36: exception statement from your version. */ 37: 38: package javax.print.attribute; 39: 40: import java.io.Serializable; 41: 42: /** 43: * @author Michael Koch 44: */ 45: public abstract class IntegerSyntax implements Cloneable, Serializable 46: { 47: private int value; 48: 49: /** 50: * Creates a <code>IntegerSyntax</code> with the given value. 51: * 52: * @param value the value to set 53: */ 54: protected IntegerSyntax(int value) 55: { 56: this.value = value; 57: } 58: 59: /** 60: * Creates a <code>IntegerSyntax</code> with the given arguments. 61: * 62: * @param value the value to set 63: * @param lowerBound the lower bound for the value 64: * @param upperBound the upper bound for the value 65: * 66: * @exception IllegalArgumentException if value < lowerBound 67: * or value > upperBound 68: */ 69: protected IntegerSyntax(int value, int lowerBound, int upperBound) 70: { 71: if (value < lowerBound 72: || value > upperBound) 73: throw new IllegalArgumentException("value not in range"); 74: 75: this.value = value; 76: } 77: 78: /** 79: * Returns the value of this object. 80: * 81: * @return the value 82: */ 83: public int getValue() 84: { 85: return value; 86: } 87: 88: /** 89: * Tests of obj is equal to this object. 90: * 91: * @param obj the object to test 92: * 93: * @return true if both objects are equal, false otherwise. 94: */ 95: public boolean equals(Object obj) 96: { 97: if(! (obj instanceof IntegerSyntax)) 98: return false; 99: 100: return value == ((IntegerSyntax) obj).getValue(); 101: } 102: 103: /** 104: * Returns the hashcode for this object. 105: * 106: * @return the hashcode 107: */ 108: public int hashCode() 109: { 110: return value; 111: } 112: 113: /** 114: * Returns the string representation for this object. 115: * 116: * @return the string representation 117: */ 118: public String toString() 119: { 120: return "" + value; 121: } 122: }
GNU Classpath (0.18) |