src/share/classes/javax/swing/DefaultListModel.java

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   1 /*
   2  * Copyright (c) 1997, 2004, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


  35  * This class loosely implements the <code>java.util.Vector</code>
  36  * API, in that it implements the 1.1.x version of
  37  * <code>java.util.Vector</code>, has no collection class support,
  38  * and notifies the <code>ListDataListener</code>s when changes occur.
  39  * Presently it delegates to a <code>Vector</code>,
  40  * in a future release it will be a real Collection implementation.
  41  * <p>
  42  * <strong>Warning:</strong>
  43  * Serialized objects of this class will not be compatible with
  44  * future Swing releases. The current serialization support is
  45  * appropriate for short term storage or RMI between applications running
  46  * the same version of Swing.  As of 1.4, support for long term storage
  47  * of all JavaBeans&trade;
  48  * has been added to the <code>java.beans</code> package.
  49  * Please see {@link java.beans.XMLEncoder}.
  50  *
  51  * @param <E> the type of the elements of this model
  52  *
  53  * @author Hans Muller
  54  */

  55 public class DefaultListModel<E> extends AbstractListModel<E>
  56 {
  57     private Vector<E> delegate = new Vector<E>();
  58 
  59     /**
  60      * Returns the number of components in this list.
  61      * <p>
  62      * This method is identical to <code>size</code>, which implements the
  63      * <code>List</code> interface defined in the 1.2 Collections framework.
  64      * This method exists in conjunction with <code>setSize</code> so that
  65      * <code>size</code> is identifiable as a JavaBean property.
  66      *
  67      * @return  the number of components in this list
  68      * @see #size()
  69      */
  70     public int getSize() {
  71         return delegate.size();
  72     }
  73 
  74     /**


   1 /*
   2  * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


  35  * This class loosely implements the <code>java.util.Vector</code>
  36  * API, in that it implements the 1.1.x version of
  37  * <code>java.util.Vector</code>, has no collection class support,
  38  * and notifies the <code>ListDataListener</code>s when changes occur.
  39  * Presently it delegates to a <code>Vector</code>,
  40  * in a future release it will be a real Collection implementation.
  41  * <p>
  42  * <strong>Warning:</strong>
  43  * Serialized objects of this class will not be compatible with
  44  * future Swing releases. The current serialization support is
  45  * appropriate for short term storage or RMI between applications running
  46  * the same version of Swing.  As of 1.4, support for long term storage
  47  * of all JavaBeans&trade;
  48  * has been added to the <code>java.beans</code> package.
  49  * Please see {@link java.beans.XMLEncoder}.
  50  *
  51  * @param <E> the type of the elements of this model
  52  *
  53  * @author Hans Muller
  54  */
  55 @SuppressWarnings("serial") // Same-version serialization only
  56 public class DefaultListModel<E> extends AbstractListModel<E>
  57 {
  58     private Vector<E> delegate = new Vector<E>();
  59 
  60     /**
  61      * Returns the number of components in this list.
  62      * <p>
  63      * This method is identical to <code>size</code>, which implements the
  64      * <code>List</code> interface defined in the 1.2 Collections framework.
  65      * This method exists in conjunction with <code>setSize</code> so that
  66      * <code>size</code> is identifiable as a JavaBean property.
  67      *
  68      * @return  the number of components in this list
  69      * @see #size()
  70      */
  71     public int getSize() {
  72         return delegate.size();
  73     }
  74 
  75     /**