/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*
*/
/*
* Created on Apr 9, 2003
*
* Clones a JMeterTreeNode
*/
package org.apache.jmeter.gui.action;
import java.awt.event.ActionEvent;
import java.util.Enumeration;
import java.util.HashSet;
import java.util.Set;
import org.apache.jmeter.gui.GuiPackage;
import org.apache.jmeter.gui.tree.JMeterTreeListener;
import org.apache.jmeter.gui.tree.JMeterTreeNode;
import org.apache.jmeter.testelement.TestElement;
/**
* Implements the Copy menu command
*/
public class Copy extends AbstractAction {
private static JMeterTreeNode copiedNode = null;
private static JMeterTreeNode copiedNodes[] = null;
private static final HashSet commands = new HashSet();
static {
commands.add(ActionNames.COPY);
}
/*
* @see org.apache.jmeter.gui.action.Command#getActionNames()
*/
public Set getActionNames() {
return commands;
}
public void doAction(ActionEvent e) {
JMeterTreeListener treeListener = GuiPackage.getInstance().getTreeListener();
JMeterTreeNode[] nodes = treeListener.getSelectedNodes();
setCopiedNodes(nodes);
}
public static JMeterTreeNode[] getCopiedNodes() {
for (int i = 0; i < copiedNodes.length; i++) {
if (copiedNodes[i] == null) {
return null;
}
}
return cloneTreeNodes(copiedNodes);
}
public static JMeterTreeNode getCopiedNode() {
if (copiedNode == null) {
return null;
}
return cloneTreeNode(copiedNode);
}
public static void setCopiedNode(JMeterTreeNode node) {
copiedNode = cloneTreeNode(node);
}
public static JMeterTreeNode cloneTreeNode(JMeterTreeNode node) {
JMeterTreeNode treeNode = (JMeterTreeNode) node.clone();
treeNode.setUserObject(((TestElement) node.getUserObject()).clone());
cloneChildren(treeNode, node);
return treeNode;
}
public static void setCopiedNodes(JMeterTreeNode nodes[]) {
copiedNodes = new JMeterTreeNode[nodes.length];
for (int i = 0; i < nodes.length; i++) {
copiedNodes[i] = cloneTreeNode(nodes[i]);
}
}
public static JMeterTreeNode[] cloneTreeNodes(JMeterTreeNode nodes[]) {
JMeterTreeNode treeNodes[] = new JMeterTreeNode[nodes.length];
for (int i = 0; i < nodes.length; i++) {
treeNodes[i] = cloneTreeNode(nodes[i]);
}
return treeNodes;
}
private static void cloneChildren(JMeterTreeNode to, JMeterTreeNode from) {
Enumeration enumFrom = from.children();
while (enumFrom.hasMoreElements()) {
JMeterTreeNode child = (JMeterTreeNode) enumFrom.nextElement();
JMeterTreeNode childClone = (JMeterTreeNode) child.clone();
childClone.setUserObject(((TestElement) child.getUserObject()).clone());
to.add(childClone);
cloneChildren((JMeterTreeNode) to.getLastChild(), child);
}
}
}