// $Header: /home/cvs/jakarta-jmeter/src/core/org/apache/jmeter/gui/action/CheckDirty.java,v 1.11.2.1 2004/10/13 00:38:39 sebb Exp $
/*
* Copyright 2001-2004 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.awt.event.ActionListener;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.apache.jmeter.gui.GuiPackage;
import org.apache.jmeter.gui.tree.JMeterTreeNode;
import org.apache.jorphan.collections.HashTree;
import org.apache.jorphan.collections.HashTreeTraverser;
import org.apache.jorphan.collections.ListedHashTree;
import org.apache.jorphan.logging.LoggingManager;
import org.apache.log.Logger;
/**
* @author mstover
* @version $Revision: 1.11.2.1 $
*/
public class CheckDirty
extends AbstractAction
implements HashTreeTraverser, ActionListener
{
private static final Logger log = LoggingManager.getLoggerForClass();
private static Map previousGuiItems;
public static final String CHECK_DIRTY = "check_dirty";
public static final String SUB_TREE_SAVED = "sub_tree_saved";
public static final String SUB_TREE_LOADED = "sub_tree_loaded";
public static final String ADD_ALL = "add_all";
public static final String SAVE = "save_as";
public static final String SAVE_ALL = "save_all";
public static final String SAVE_TO_PREVIOUS = "save";
public static final String REMOVE = "check_remove";
boolean checkMode = false;
boolean removeMode = false;
boolean dirty = false;
private static Set commands = new HashSet();
static
{
commands.add(CHECK_DIRTY);
commands.add(SUB_TREE_SAVED);
commands.add(SUB_TREE_LOADED);
commands.add(ADD_ALL);
commands.add(REMOVE);
}
public CheckDirty()
{
previousGuiItems = new HashMap();
ActionRouter.getInstance().addPreActionListener(
ExitCommand.class,
this);
}
public void actionPerformed(ActionEvent e)
{
if (e.getActionCommand().equals(ExitCommand.EXIT))
{
doAction(e);
}
}
/**
* @see Command#doAction(ActionEvent)
*/
public void doAction(ActionEvent e)
{
String action = e.getActionCommand();
if (action.equals(SUB_TREE_SAVED))
{
HashTree subTree = (HashTree) e.getSource();
subTree.traverse(this);
}
else if (action.equals(SUB_TREE_LOADED))
{
ListedHashTree addTree = (ListedHashTree) e.getSource();
addTree.traverse(this);
}
else if (action.equals(ADD_ALL))
{
previousGuiItems.clear();
GuiPackage.getInstance().getTreeModel().getTestPlan().traverse(
this);
}
else if (action.equals(REMOVE))
{
GuiPackage guiPackage = GuiPackage.getInstance();
JMeterTreeNode[] nodes =
guiPackage.getTreeListener().getSelectedNodes();
removeMode = true;
for (int i = nodes.length - 1; i >= 0; i--)
{
guiPackage.getTreeModel().getCurrentSubTree(nodes[i]).traverse(
this);
}
removeMode = false;
}
checkMode = true;
dirty = false;
HashTree wholeTree =
GuiPackage.getInstance().getTreeModel().getTestPlan();
wholeTree.traverse(this);
GuiPackage.getInstance().setDirty(dirty);
checkMode = false;
}
/**
* The tree traverses itself depth-first, calling processNode for each
* object it encounters as it goes.
*/
public void addNode(Object node, HashTree subTree)
{
log.debug("Node is class:" + node.getClass());
JMeterTreeNode treeNode = (JMeterTreeNode) node;
if (checkMode)
{
if (previousGuiItems.containsKey(treeNode))
{
if (!previousGuiItems
.get(treeNode)
.equals(treeNode.getTestElement()))
{
dirty = true;
}
}
else
{
dirty = true;
}
}
else if (removeMode)
{
previousGuiItems.remove(treeNode);
}
else
{
previousGuiItems.put(
treeNode,
treeNode.getTestElement().clone());
}
}
/**
* Indicates traversal has moved up a step, and the visitor should remove
* the top node from it's stack structure.
*/
public void subtractNode()
{
}
/**
* Process path is called when a leaf is reached. If a visitor wishes to
* generate Lists of path elements to each leaf, it should keep a Stack
* data structure of nodes passed to it with addNode, and removing top
* items for every subtractNode() call.
*/
public void processPath()
{
}
/**
* @see Command#getActionNames()
*/
public Set getActionNames()
{
return commands;
}
}