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The source code

// $Header: /home/cvs/jakarta-jmeter/src/core/org/apache/jmeter/gui/action/AddToTree.java,v 1.12 2004/02/13 02:21:36 sebb Exp $
/*
 * Copyright 2002-2004 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
*/

package org.apache.jmeter.gui.action;
import java.awt.event.ActionEvent;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;

import javax.swing.JComponent;
import javax.swing.tree.TreePath;

import org.apache.jmeter.gui.GuiPackage;
import org.apache.jmeter.gui.tree.JMeterTreeNode;
import org.apache.jmeter.testelement.TestElement;
import org.apache.jorphan.logging.LoggingManager;
import org.apache.log.Logger;

/**
 * @author     unattributed
 * @version    $Revision: 1.12 $ Last updated: $Date: 2004/02/13 02:21:36 $
 */
public class AddToTree implements Command
{
    transient private static Logger log = LoggingManager.getLoggerForClass();
    private Map allJMeterComponentCommands;

    public AddToTree()
    {
        allJMeterComponentCommands = new HashMap();
        allJMeterComponentCommands.put("Add", "Add");
    }

    /**
     * Gets the Set of actions this Command class responds to.
     *
     * @return    the ActionNames value
     */
    public Set getActionNames()
    {
        return allJMeterComponentCommands.keySet();
    }

    /**
     * Adds the specified class to the current node of the tree.
     */
    public void doAction(ActionEvent e)
    {
        try
        {
            TestElement node =
                GuiPackage.getInstance().createTestElement(
                    ((JComponent) e.getSource()).getName());
            addObjectToTree(node);
        }
        catch (Exception err)
        {
            log.error("", err);
        }
    }

    protected void addObjectToTree(TestElement el)
    {
        GuiPackage guiPackage = GuiPackage.getInstance();
        JMeterTreeNode node = new JMeterTreeNode(el, guiPackage.getTreeModel());
        guiPackage.getTreeModel().insertNodeInto(
            node,
            guiPackage.getTreeListener().getCurrentNode(),
            guiPackage.getTreeListener().getCurrentNode().getChildCount());
        guiPackage.getMainFrame().getTree().setSelectionPath(
            new TreePath(node.getPath()));
    }
}
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