Logo Search packages:      
Sourcecode: visualvm version File versions  Download package

PaintersModel.java

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2007-2010 Oracle and/or its affiliates. All rights reserved.
 *
 * Oracle and Java are registered trademarks of Oracle and/or its affiliates.
 * Other names may be trademarks of their respective owners.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common
 * Development and Distribution License("CDDL") (collectively, the
 * "License"). You may not use this file except in compliance with the
 * License. You can obtain a copy of the License at
 * http://www.netbeans.org/cddl-gplv2.html
 * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
 * specific language governing permissions and limitations under the
 * License.  When distributing the software, include this License Header
 * Notice in each file and include the License file at
 * nbbuild/licenses/CDDL-GPL-2-CP.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the GPL Version 2 section of the License file that
 * accompanied this code. If applicable, add the following below the
 * License Header, with the fields enclosed by brackets [] replaced by
 * your own identifying information:
 * "Portions Copyrighted [year] [name of copyright owner]"
 *
 * Contributor(s):
 * The Original Software is NetBeans. The Initial Developer of the Original
 * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
 * Microsystems, Inc. All Rights Reserved.
 *
 * If you wish your version of this file to be governed by only the CDDL
 * or only the GPL Version 2, indicate your decision by adding
 * "[Contributor] elects to include this software in this distribution
 * under the [CDDL or GPL Version 2] license." If you do not indicate a
 * single choice of license, a recipient has the option to distribute
 * your version of this file under either the CDDL, the GPL Version 2 or
 * to extend the choice of license to its licensees as provided above.
 * However, if you add GPL Version 2 code and therefore, elected the GPL
 * Version 2 license, then the option applies only if the new code is
 * made subject to such option by the copyright holder.
 */

package org.netbeans.lib.profiler.charts;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 *
 * @author Jiri Sedlacek
 */
00055 public interface PaintersModel {

    public ItemPainter getPainter(ChartItem item);

    public void addPaintersListener(PaintersListener listener);

    public void removePaintersListener(PaintersListener listener);


    public static abstract class Abstract implements PaintersModel {

        private List<PaintersListener> listeners;


        public void addPaintersListener(PaintersListener listener) {
            if (listeners == null) listeners = new ArrayList();
            if (!listeners.contains(listener)) listeners.add(listener);
        }

        public void removePaintersListener(PaintersListener listener) {
            if (listeners != null) listeners.remove(listener);
            if (listeners.isEmpty()) listeners = null;
        }


        protected void firePaintersChanged() {
            if (listeners != null)
                for (PaintersListener listener : listeners)
                    listener.paintersChanged();
        }

        protected void firePaintersChanged(List<ItemPainter> changedPainters) {
            if (listeners != null)
                for (PaintersListener listener : listeners)
                    listener.paintersChanged(changedPainters);
        }

    }


    public static class Default extends Abstract {

        private final Map<ChartItem, ItemPainter> painters;


        public Default() {
            painters = new HashMap();
        }

        public Default(ChartItem[] items, ItemPainter[] painters) {
            this();

            if (items == null)
                throw new IllegalArgumentException("Items cannot be null"); // NOI18N
            if (painters == null)
                throw new IllegalArgumentException("Painters cannot be null"); // NOI18N
            if (items.length != painters.length)
                throw new IllegalArgumentException("Items don't match painters"); // NOI18N

            addPainters(items, painters);
        }


        public void addPainters(ChartItem[] addedItems, ItemPainter[] addedPainters) {
            for (int i = 0; i < addedItems.length; i++)
                painters.put(addedItems[i], addedPainters[i]);
        }

        public void removePainters(ChartItem[] removedItems) {
            for (int i = 0; i < removedItems.length; i++)
                painters.remove(removedItems[i]);
        }


        public ItemPainter getPainter(ChartItem item) {
            return painters.get(item);
        }

    }

}

Generated by  Doxygen 1.6.0   Back to index