//
// ========================================================================
// Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.deploy.bindings;
import org.eclipse.jetty.deploy.App;
import org.eclipse.jetty.deploy.AppLifeCycle;
import org.eclipse.jetty.deploy.graph.Node;
import org.eclipse.jetty.server.Handler;
import org.eclipse.jetty.server.handler.ContextHandler;
import org.eclipse.jetty.server.handler.ContextHandlerCollection;
import org.eclipse.jetty.server.handler.HandlerCollection;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
public class StandardUndeployer implements AppLifeCycle.Binding
{
private static final Logger LOG = Log.getLogger(StandardUndeployer.class);
@Override
public String[] getBindingTargets()
{
return new String[]
{ "undeploying" };
}
@Override
public void processBinding(Node node, App app) throws Exception
{
ContextHandler handler = app.getContextHandler();
ContextHandlerCollection chcoll = app.getDeploymentManager().getContexts();
recursiveRemoveContext(chcoll,handler);
}
private void recursiveRemoveContext(HandlerCollection coll, ContextHandler context)
{
Handler children[] = coll.getHandlers();
int originalCount = children.length;
for (int i = 0, n = children.length; i < n; i++)
{
Handler child = children[i];
LOG.debug("Child handler {}",child);
if (child.equals(context))
{
LOG.debug("Removing handler {}",child);
coll.removeHandler(child);
child.destroy();
if (LOG.isDebugEnabled())
LOG.debug("After removal: {} (originally {})",coll.getHandlers().length,originalCount);
}
else if (child instanceof HandlerCollection)
{
recursiveRemoveContext((HandlerCollection)child,context);
}
}
}
}