/**
* Redistribution and use of this software and associated documentation
* ("Software"), with or without modification, are permitted provided
* that the following conditions are met:
*
* 1. Redistributions of source code must retain copyright
* statements and notices. Redistributions must also contain a
* copy of this document.
*
* 2. Redistributions in binary form must reproduce the
* above copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* 3. The name "Exolab" must not be used to endorse or promote
* products derived from this Software without prior written
* permission of Exoffice Technologies. For written permission,
* please contact info@exolab.org.
*
* 4. Products derived from this Software may not be called "Exolab"
* nor may "Exolab" appear in their names without prior written
* permission of Exoffice Technologies. Exolab is a registered
* trademark of Exoffice Technologies.
*
* 5. Due credit should be given to the Exolab Project
* (http://www.exolab.org/).
*
* THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
* NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Copyright 2000 (C) Exoffice Technologies Inc. All Rights Reserved.
*
* $Id: OpenJMSConsumer.java,v 1.1 2004/11/26 01:51:15 tanderson Exp $
*
* Date Author Changes
* $Date jimm Created
*/
package org.exolab.jms.tools.admin;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPopupMenu;
import javax.swing.JTree;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
/**
* This class controls all dispay characteristics and menus related to a
* consumer. Currently only add, delete and edit are allowed. Add is added
* from the QueueTopic handler. Only one menu is created for all consumers
* since it is modal, it can be shared by all the consumer nodes.
*
* The menu is moved and displayed underneath the node that activated it.
*
* @version $Revision: 1.1 $ $Date: 2004/11/26 01:51:15 $
* @author <a href="mailto:mourikis@exolab.org">Jim Mourikis</a>
* @see AdminMgr
* @see OpenJMSNode
*/
public class OpenJMSConsumer extends DefaultMutableTreeNode
implements OpenJMSNode {
// The unique consumer name.
private String consumerName_;
// A reference to the tree this node belongs to.
static private JTree tree_ = null;
// A flag indicating if the menu has been created yet.
static private boolean commandsCreated_ = false;
// The popup menu for all consumers.
static private JPopupMenu commands_ = null;
/**
* The constructor gets its unique name for this consumer plus a
* reference to its parent tree.
*
* <P>If this is the first consumer call the menu for all consumers
* is created.
*
* @param consumerName This consumers unique name.
* @param tree The parent tree this consumer belons to.
*
*/
public OpenJMSConsumer(String consumerName, JTree tree) {
consumerName_ = consumerName;
if (!commandsCreated_) {
tree_ = tree;
createCommands();
commandsCreated_ = true;
}
}
/**
* Create the menu for all consumers and set up the Action events for
* each menu item. Since menus are shared, the callbacks called are
* static. Once a menu is slected, the slected node can be determined
* from the parent object.
*
*/
protected void createCommands() {
commands_ = new JPopupMenu();
JMenuItem m = new JMenuItem("De-Activate Consumer");
m.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent evt) {
unregisterConsumer();
}
}
);
commands_.add(m);
m = new JMenuItem("Delete Consumer");
m.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent evt) {
deleteConsumer();
}
}
);
commands_.add(m);
}
/**
* No children are allowed for consumers at this point.
*
* @return boolean Always returns false.
*
*/
public boolean getAllowsChildren() {
return false;
}
/**
* All consumers are leaves in the tree for this release.
*
* @return boolean Always returns true.
*
*/
public boolean isLeaf() {
return true;
}
/**
* This method is defined by the interface, but is not required by
* consumers for this release.
*
*/
public void update() {
// do nothing for the moment
}
/**
* This node has been right clicked. The locations of this node is given
* by the loc object. Use this location to popup the consumer message
* menu.
*
* @param The location of this Consumer node.
*
*/
public void displayCommands(Rectangle loc) {
double x;
double y;
x = loc.getX();
y = loc.getY();
y += loc.getHeight();
commands_.show(tree_, (int) x, (int) y);
}
/**
* The unique name of this consumer.
*
* @return String the consumer name.
*
*/
public String toString() {
return consumerName_;
}
/**
* This node has changed. Inform the parent tree that it needs to be
* re-drawn.
*
*/
private void refresh() {
DefaultTreeModel model = (DefaultTreeModel) tree_.getModel();
model.nodeStructureChanged((DefaultMutableTreeNode) this);
}
/**
* Get the particular instance of the consumer that has been selected.
*
* @return OpenJMSConsumer the instance selected.
*
*/
static private OpenJMSConsumer getInstanceSelected() {
Object loc = tree_.getLastSelectedPathComponent();
return (OpenJMSConsumer) loc;
}
/**
* The edit consumer option has been selected.
* Not currently implemented.
*
*/
static private void editConsumer() {
OpenJMSConsumer This = getInstanceSelected();
System.out.println("editConsumer");
}
/**
* Delete the selected consumer object. Display a confirmation dialog
* and wait for its return. If the user has confirmed the action, first
* delete it from the database and if that is successful remove the node
* from the tree.
*
*/
static private void deleteConsumer() {
OpenJMSConsumer This = getInstanceSelected();
QueryDialog.instance().display
("Are you sure you want to delete \nselected Consumer: "
+ This.consumerName_);
if (org.exolab.jms.tools.admin.QueryDialog.instance().isConfirmed()) {
OpenJMSTopic topic = (OpenJMSTopic) This.parent;
if (AbstractAdminConnection.instance().removeDurableConsumer(This.consumerName_)) {
This.removeFromParent();
This.refresh();
} else {
JOptionPane.showMessageDialog
(tree_, "Failed to remove Consumer",
"Remove Consumer Error", JOptionPane.ERROR_MESSAGE);
}
}
}
/**
* Unregister the selected consumer object. Display a confirmation dialog
* and wait for its return. If the user has confirmed the action, then
* proceed with the action. This is currently the only way to unregister
* a persistent consumer.
*
*/
static private void unregisterConsumer() {
OpenJMSConsumer This = getInstanceSelected();
org.exolab.jms.tools.admin.QueryDialog.instance().display
("Are you sure you want to De-Activate \nselected Consumer: "
+ This.consumerName_);
if (org.exolab.jms.tools.admin.QueryDialog.instance().isConfirmed()) {
OpenJMSTopic topic = (OpenJMSTopic) This.parent;
if (!AbstractAdminConnection.instance().unregisterConsumer(This.consumerName_)) {
JOptionPane.showMessageDialog
(tree_, "Consumer is not currently active",
"De-Activate Consumer Error", JOptionPane.ERROR_MESSAGE);
}
}
}
} // End OpenJMSConsumer