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// **********************************************************************
//
// Copyright (c) 2003-2011 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
package IceGridGUI.Application;
import javax.swing.JOptionPane;
import IceGrid.*;
import IceGridGUI.*;
abstract class CommunicatorChildEditor extends Editor
{
abstract void writeDescriptor();
abstract boolean isSimpleUpdate();
abstract Communicator.ChildList getChildList();
void postUpdate()
{
}
@SuppressWarnings("unchecked")
protected boolean applyUpdate(boolean refresh)
{
Root root = _target.getRoot();
root.disableSelectionListener();
try
{
if(_target.isEphemeral())
{
Communicator.ChildList childList = getChildList();
writeDescriptor();
Object descriptor = _target.getDescriptor();
_target.destroy(); // just removes the child
try
{
//@SuppressWarnings("unchecked")
childList.tryAdd(descriptor);
}
catch(UpdateFailedException e)
{
//
// Restore ephemeral
//
try
{
childList.addChild(_target, true);
}
catch(UpdateFailedException die)
{
assert false;
}
JOptionPane.showMessageDialog(
root.getCoordinator().getMainFrame(),
e.toString(),
"Apply failed",
JOptionPane.ERROR_MESSAGE);
root.setSelectedNode(_target);
return false;
}
//
// Success
//
//@SuppressWarnings("unchecked")
_target = childList.findChildWithDescriptor(descriptor);
root.updated();
if(refresh)
{
root.setSelectedNode(_target);
}
}
else if(isSimpleUpdate())
{
writeDescriptor();
root.updated();
((Communicator)_target.getParent()).getEnclosingEditable().markModified();
}
else
{
//
// Save to be able to rollback
//
Object savedDescriptor = ((DescriptorHolder)_target).saveDescriptor();
Communicator.ChildList childList = getChildList();
writeDescriptor();
try
{
childList.tryUpdate(_target);
}
catch(UpdateFailedException e)
{
((DescriptorHolder)_target).restoreDescriptor(savedDescriptor);
JOptionPane.showMessageDialog(
root.getCoordinator().getMainFrame(),
e.toString(),
"Apply failed",
JOptionPane.ERROR_MESSAGE);
return false;
}
//
// Success
//
_target = childList.findChildWithDescriptor(_target.getDescriptor());
root.updated();
if(refresh)
{
root.setSelectedNode(_target);
}
}
postUpdate();
if(refresh)
{
root.getCoordinator().getCurrentTab().showNode(_target);
}
_applyButton.setEnabled(false);
_discardButton.setEnabled(false);
return true;
}
finally
{
root.enableSelectionListener();
}
}
}
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