/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.myfaces.application;
import javax.faces.application.ProjectStage;
import javax.faces.context.FacesContext;
import org.apache.myfaces.resource.InternalClassLoaderResourceLoader;
import org.apache.myfaces.shared.renderkit.html.util.ResourceUtils;
import org.apache.myfaces.shared.resource.BaseResourceHandlerSupport;
import org.apache.myfaces.shared.resource.ClassLoaderResourceLoader;
import org.apache.myfaces.shared.resource.ExternalContextResourceLoader;
import org.apache.myfaces.shared.resource.ResourceLoader;
import org.apache.myfaces.shared.util.WebConfigParamUtils;
/**
* A ResourceHandlerSupport implementation for use with standard Java Servlet engines,
* ie an engine that supports javax.servlet, and uses a standard web.xml file.
*
* @author Leonardo Uribe (latest modification by $Author: lu4242 $)
* @version $Revision: 1187069 $ $Date: 2011-10-20 23:45:23 +0200 (Thu, 20 Oct 2011) $
*/
public class DefaultResourceHandlerSupport extends BaseResourceHandlerSupport
{
private static final String META_INF_RESOURCES = "META-INF/resources";
private static final String RESOURCES = "/resources";
private static final String META_INF_INTERNAL_RESOURCES = "META-INF/internal-resources";
private ResourceLoader[] _resourceLoaders;
public DefaultResourceHandlerSupport()
{
super();
}
public ResourceLoader[] getResourceLoaders()
{
if (_resourceLoaders == null)
{
FacesContext facesContext = FacesContext.getCurrentInstance();
//The ExternalContextResourceLoader has precedence over
//ClassLoaderResourceLoader, so it goes first.
String renderedJSFJS = WebConfigParamUtils.getStringInitParameter(facesContext.getExternalContext(),
InternalClassLoaderResourceLoader.MYFACES_JSF_MODE,
ResourceUtils.JSF_MYFACES_JSFJS_NORMAL);
if (facesContext.isProjectStage(ProjectStage.Development) ||
!renderedJSFJS.equals(ResourceUtils.JSF_MYFACES_JSFJS_NORMAL))
{
_resourceLoaders = new ResourceLoader[] {
new ExternalContextResourceLoader(RESOURCES),
new InternalClassLoaderResourceLoader(META_INF_INTERNAL_RESOURCES),
new ClassLoaderResourceLoader(META_INF_RESOURCES)
};
}
else
{
_resourceLoaders = new ResourceLoader[] {
new ExternalContextResourceLoader(RESOURCES),
new ClassLoaderResourceLoader(META_INF_RESOURCES)
};
}
}
return _resourceLoaders;
}
}