/**
* Copyright (C) 2009 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.web.application.javascript;
import org.exoplatform.container.PortalContainer;
import org.exoplatform.container.RootContainer.PortalContainerPostInitTask;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import org.gatein.wci.WebAppEvent;
import org.gatein.wci.WebAppLifeCycleEvent;
import org.gatein.wci.WebAppListener;
import org.gatein.wci.impl.DefaultServletContainerFactory;
import org.picocontainer.Startable;
import java.io.IOException;
import java.io.InputStream;
import javax.servlet.ServletContext;
/**
* Created by The eXo Platform SAS
* Jan 19, 2007
*/
public class JavascriptDeployer implements WebAppListener, Startable
{
private static final String GATEIN_CONFIG_RESOURCE = "/WEB-INF/gatein-resources.xml";
/**
* Logger
*/
private static final Log LOG = ExoLogger.getLogger(JavascriptDeployer.class);
/** . */
private final JavascriptConfigService javascriptService;
/**
* The name of the portal container
*/
private final String portalContainerName;
public JavascriptDeployer(String portalContainerName, JavascriptConfigService javascriptService)
{
this.javascriptService = javascriptService;
this.portalContainerName = portalContainerName;
}
public void start()
{
DefaultServletContainerFactory.getInstance().getServletContainer().addWebAppListener(this);
}
public void stop()
{
DefaultServletContainerFactory.getInstance().getServletContainer().removeWebAppListener(this);
}
public void onEvent(WebAppEvent event)
{
if (event instanceof WebAppLifeCycleEvent)
{
WebAppLifeCycleEvent waEvent = (WebAppLifeCycleEvent)event;
if (waEvent.getType() == WebAppLifeCycleEvent.ADDED)
{
ServletContext scontext = null;
try
{
scontext = event.getWebApp().getServletContext();
InputStream is = scontext.getResourceAsStream(GATEIN_CONFIG_RESOURCE);
if (is == null)
return;
try
{
is.close();
}
catch (Exception ex)
{
// ignore me
}
final PortalContainerPostInitTask task = new PortalContainerPostInitTask()
{
public void execute(ServletContext scontext, PortalContainer portalContainer)
{
register(scontext, portalContainer);
}
};
PortalContainer.addInitTask(scontext, task, portalContainerName);
}
catch (Exception ex)
{
LOG.error("An error occurs while registering 'Javascript in gatein-resources.xml' from the context '"
+ (scontext == null ? "unknown" : scontext.getServletContextName()) + "'", ex);
}
}
}
}
private void register(ServletContext scontext, PortalContainer container)
{
InputStream is = null;
try
{
is = scontext.getResourceAsStream(GATEIN_CONFIG_RESOURCE);
JavascriptConfigParser.processConfigResource(is, javascriptService, scontext);
}
catch (Exception ex)
{
LOG.error("An error occurs while processing 'Javascript in gatein-resources.xml' from the context '"
+ scontext.getServletContextName() + "'", ex);
}
finally
{
if (is != null)
{
try
{
is.close();
}
catch (IOException e)
{
// ignore me
}
}
}
}
}