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1: /* ======================================================================== 2: * JCommon : a free general purpose class library for the Java(tm) platform 3: * ======================================================================== 4: * 5: * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors. 6: * 7: * Project Info: http://www.jfree.org/jcommon/index.html 8: * 9: * This library is free software; you can redistribute it and/or modify it 10: * under the terms of the GNU Lesser General Public License as published by 11: * the Free Software Foundation; either version 2.1 of the License, or 12: * (at your option) any later version. 13: * 14: * This library is distributed in the hope that it will be useful, but 15: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 16: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 17: * License for more details. 18: * 19: * You should have received a copy of the GNU Lesser General Public 20: * License along with this library; if not, write to the Free Software 21: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 22: * USA. 23: * 24: * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 25: * in the United States and other countries.] 26: * 27: * ---------------- 28: * BooleanList.java 29: * ---------------- 30: * (C) Copyright 2003, 2004, by Object Refinery Limited. 31: * 32: * Original Author: David Gilbert (for Object Refinery Limited); 33: * Contributor(s): -; 34: * 35: * $Id: BooleanList.java,v 1.5 2005/10/18 13:24:19 mungady Exp $ 36: * 37: * Changes 38: * ------- 39: * 11-Jun-2003 : Version 1 (DG); 40: * 23-Jul-2003 : Renamed BooleanTable --> BooleanList and now extends 41: * ObjectList (DG); 42: * 13-Aug-2003 : Now extends new class AbstractObjectList (DG); 43: * 21-Oct-2004 : Removed duplicate implementation of Cloneable and Serializable, 44: * AbstractObjectList already implements that. 45: */ 46: 47: package org.jfree.util; 48: 49: /** 50: * A list of <code>Boolean</code> objects. 51: * 52: * @author David Gilbert 53: */ 54: public class BooleanList extends AbstractObjectList { 55: 56: /** For serialization. */ 57: private static final long serialVersionUID = -8543170333219422042L; 58: 59: /** 60: * Creates a new list. 61: */ 62: public BooleanList() { 63: } 64: 65: /** 66: * Returns a {@link Boolean} from the list. 67: * 68: * @param index the index (zero-based). 69: * 70: * @return a {@link Boolean} from the list. 71: */ 72: public Boolean getBoolean(final int index) { 73: return (Boolean) get(index); 74: } 75: 76: /** 77: * Sets the value for an item in the list. The list is expanded if 78: * necessary. 79: * 80: * @param index the index (zero-based). 81: * @param b the boolean. 82: */ 83: public void setBoolean(final int index, final Boolean b) { 84: set(index, b); 85: } 86: 87: /** 88: * Tests the list for equality with another object (typically also a list). 89: * 90: * @param o the other object. 91: * 92: * @return A boolean. 93: */ 94: public boolean equals(final Object o) { 95: 96: if (o instanceof BooleanList) { 97: return super.equals(o); 98: } 99: return false; 100: } 101: 102: /** 103: * Returns a hash code value for the object. 104: * 105: * @return the hashcode 106: */ 107: public int hashCode() { 108: return super.hashCode(); 109: } 110: }