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// **********************************************************************
//
// Copyright (c) 2003-2005 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 IceGrid.TreeNode;
import javax.swing.JOptionPane;
import IceGrid.Model;
import IceGrid.ServerDescriptor;
import IceGrid.ServerInstanceDescriptor;
//
// Base class for ServerEditor and ServerInstanceEditor
//
abstract class AbstractServerEditor extends Editor
{
abstract protected void writeDescriptor();
abstract protected boolean isSimpleUpdate();
protected void applyUpdate()
{
Server server = (Server)_target;
Model model = server.getModel();
if(model.canUpdate())
{
model.disableDisplay();
try
{
if(server.isEphemeral())
{
Node node = (Node)server.getParent();
writeDescriptor();
ServerInstanceDescriptor instanceDescriptor =
server.getInstanceDescriptor();
ServerDescriptor serverDescriptor =
server.getServerDescriptor();
server.destroy(); // just removes the child
try
{
node.tryAdd(instanceDescriptor, serverDescriptor, true);
}
catch(UpdateFailedException e)
{
//
// Add back ephemeral child
//
try
{
node.addChild(server, true);
}
catch(UpdateFailedException die)
{
assert false;
}
model.setSelectionPath(server.getPath());
JOptionPane.showMessageDialog(
model.getMainFrame(),
e.toString(),
"Apply failed",
JOptionPane.ERROR_MESSAGE);
return;
}
//
// Success
//
if(instanceDescriptor != null)
{
_target = node.findChildWithDescriptor(instanceDescriptor);
}
else
{
_target = node.findChildWithDescriptor(serverDescriptor);
}
model.setSelectionPath(_target.getPath());
model.showActions(_target);
}
else if(isSimpleUpdate())
{
writeDescriptor();
_target.getEditable().markModified();
}
else
{
//
// Save to be able to rollback
//
Object savedDescriptor = server.saveDescriptor();
Node node = (Node)server.getParent();
writeDescriptor();
ServerInstanceDescriptor instanceDescriptor =
server.getInstanceDescriptor();
ServerDescriptor serverDescriptor =
server.getServerDescriptor();
node.removeChild(server, true);
try
{
node.tryAdd(instanceDescriptor, serverDescriptor, false);
}
catch(UpdateFailedException e)
{
//
// Restore all
//
server.restoreDescriptor(savedDescriptor);
try
{
node.addChild(server, true);
}
catch(UpdateFailedException die)
{
assert false;
}
model.setSelectionPath(server.getPath());
JOptionPane.showMessageDialog(
model.getMainFrame(),
e.toString(),
"Apply failed",
JOptionPane.ERROR_MESSAGE);
return;
}
//
// Success
//
node.removeElement(server.getId()); // replaced by brand new Server
if(instanceDescriptor != null)
{
_target = node.findChildWithDescriptor(instanceDescriptor);
}
else
{
_target = node.findChildWithDescriptor(serverDescriptor);
}
model.setSelectionPath(_target.getPath());
model.showActions(_target);
}
_applyButton.setEnabled(false);
_discardButton.setEnabled(false);
}
finally
{
model.enableDisplay();
}
}
}
protected AbstractServerEditor()
{}
}
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