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//
// ========================================================================
// Copyright (c) 1995-2016 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 java.io.File;
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.ContextHandler;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
import org.eclipse.jetty.util.resource.Resource;
import org.eclipse.jetty.webapp.WebAppContext;
import org.eclipse.jetty.xml.XmlConfiguration;
/**
* Provides a way of globally setting various aspects of webapp contexts.
*
* Adding this binding will allow the user to arbitrarily apply a file of
* jetty-web.xml like settings to a webapp context.
*
* Example usage would be:
* - adding a server or system class setting to all webapp contexts
* - adding an override descriptor
*
* Note: Currently properties from startup will not be available for
* reference.
*
*/
public class GlobalWebappConfigBinding implements AppLifeCycle.Binding
{
private static final Logger LOG = Log.getLogger(GlobalWebappConfigBinding.class);
private String _jettyXml;
public String getJettyXml()
{
return _jettyXml;
}
public void setJettyXml(String jettyXml)
{
this._jettyXml = jettyXml;
}
public String[] getBindingTargets()
{
return new String[] { "deploying" };
}
public void processBinding(Node node, App app) throws Exception
{
ContextHandler handler = app.getContextHandler();
if (handler == null)
{
throw new NullPointerException("No Handler created for App: " + app);
}
if (handler instanceof WebAppContext)
{
WebAppContext context = (WebAppContext)handler;
if (LOG.isDebugEnabled())
{
LOG.debug("Binding: Configuring webapp context with global settings from: " + _jettyXml);
}
if ( _jettyXml == null )
{
LOG.warn("Binding: global context binding is enabled but no jetty-web.xml file has been registered");
}
Resource globalContextSettings = Resource.newResource(_jettyXml);
if (globalContextSettings.exists())
{
XmlConfiguration jettyXmlConfig = new XmlConfiguration(globalContextSettings.getInputStream());
Resource resource = Resource.newResource(app.getOriginId());
File file = resource.getFile();
jettyXmlConfig.getIdMap().put("Server",app.getDeploymentManager().getServer());
jettyXmlConfig.getProperties().put("jetty.webapp",file.getCanonicalPath());
jettyXmlConfig.getProperties().put("jetty.webapps",file.getParentFile().getCanonicalPath());
jettyXmlConfig.configure(context);
}
else
{
LOG.info("Binding: Unable to locate global webapp context settings: " + _jettyXml);
}
}
}
}
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