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1 package org.apache.bcel.verifier; 2 3 /* ==================================================================== 4 * The Apache Software License, Version 1.1 5 * 6 * Copyright (c) 2001 The Apache Software Foundation. All rights 7 * reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in 18 * the documentation and/or other materials provided with the 19 * distribution. 20 * 21 * 3. The end-user documentation included with the redistribution, 22 * if any, must include the following acknowledgment: 23 * "This product includes software developed by the 24 * Apache Software Foundation (http://www.apache.org/)." 25 * Alternately, this acknowledgment may appear in the software itself, 26 * if and wherever such third-party acknowledgments normally appear. 27 * 28 * 4. The names "Apache" and "Apache Software Foundation" and 29 * "Apache BCEL" must not be used to endorse or promote products 30 * derived from this software without prior written permission. For 31 * written permission, please contact apache@apache.org. 32 * 33 * 5. Products derived from this software may not be called "Apache", 34 * "Apache BCEL", nor may "Apache" appear in their name, without 35 * prior written permission of the Apache Software Foundation. 36 * 37 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 38 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 39 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 40 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 41 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 42 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 43 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 44 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 45 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 46 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 47 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 48 * SUCH DAMAGE. 49 * ==================================================================== 50 * 51 * This software consists of voluntary contributions made by many 52 * individuals on behalf of the Apache Software Foundation. For more 53 * information on the Apache Software Foundation, please see 54 * <http://www.apache.org/>;. 55 */ 56 import org.apache.bcel.verifier.*; 57 import javax.swing.event.*; 58 /*** 59 * This class implements an adapter; it implements both a Swing ListModel and 60 * a VerifierFactoryObserver. 61 * 62 * @version $Id: VerifierFactoryListModel.java,v 1.1.1.1 2001/10/29 20:00:32 jvanzyl Exp $ 63 * @author Enver Haase 64 */ 65 public class VerifierFactoryListModel implements org.apache.bcel.verifier.VerifierFactoryObserver, javax.swing.ListModel{ 66 67 private java.util.ArrayList listeners = new java.util.ArrayList(); 68 69 private java.util.TreeSet cache = new java.util.TreeSet(); 70 71 public VerifierFactoryListModel() { 72 VerifierFactory.attach(this); 73 update(null); // fill cache. 74 } 75 76 public synchronized void update(String s){ 77 int size = listeners.size(); 78 79 Verifier[] verifiers = VerifierFactory.getVerifiers(); 80 int num_of_verifiers = verifiers.length; 81 cache.clear(); 82 for (int i=0; i<num_of_verifiers; i++) { 83 cache.add(verifiers[i].getClassName()); 84 } 85 86 for (int i=0; i<size; i++){ 87 ListDataEvent e = new ListDataEvent(this, ListDataEvent.CONTENTS_CHANGED, 0, num_of_verifiers-1); 88 ((javax.swing.event.ListDataListener) (listeners.get(i))).contentsChanged(e); 89 } 90 } 91 92 public synchronized void addListDataListener(javax.swing.event.ListDataListener l){ 93 listeners.add(l); 94 } 95 96 public synchronized void removeListDataListener(javax.swing.event.ListDataListener l){ 97 listeners.remove(l); 98 } 99 100 public synchronized int getSize(){ 101 return cache.size(); 102 } 103 104 public synchronized Object getElementAt(int index){ 105 return (cache.toArray())[index]; 106 } 107 }

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