/**
* 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.resolver;
import java.io.InputStream;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.List;
import javax.portlet.PortletContext;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
/**
* Created by The eXo Platform SAS Mar 15, 2006
*/
public class PortletResourceResolver extends ResourceResolver {
protected static Log log = ExoLogger.getLogger(PortletResourceResolver.class);
private PortletContext pcontext_;
private String scheme_;
public PortletResourceResolver(PortletContext context, String scheme) {
pcontext_ = context;
scheme_ = scheme;
}
public URL getResource(String url) throws Exception {
String path = removeScheme(url);
return pcontext_.getResource(path);
}
public InputStream getInputStream(String url) throws Exception {
String path = removeScheme(url);
return pcontext_.getResourceAsStream(path);
}
public List<URL> getResources(String url) throws Exception {
ArrayList<URL> urlList = new ArrayList<URL>();
urlList.add(getResource(url));
return urlList;
}
public List<InputStream> getInputStreams(String url) throws Exception {
ArrayList<InputStream> inputStreams = new ArrayList<InputStream>();
inputStreams.add(getInputStream(url));
return inputStreams;
}
public String getRealPath(String url) {
String path = removeScheme(url);
return pcontext_.getRealPath(path);
}
public boolean isModified(String url, long lastAccess) {
try {
URL uri = getResource(url);
URLConnection con = uri.openConnection();
if (log.isDebugEnabled())
log.debug(url + ": " + con.getLastModified() + " " + lastAccess);
if (con.getLastModified() > lastAccess) {
return true;
}
} catch (Exception e) {
return false;
}
return false;
}
public String getWebAccessPath(String url) {
return "/" + pcontext_.getPortletContextName() + removeScheme(url);
}
public String getResourceScheme() {
return scheme_;
}
@Override
public ResourceKey createResourceKey(String url) {
String portletContextName = pcontext_.getPortletContextName();
int resolverId = portletContextName != null ? portletContextName.hashCode() : hashCode();
return new ResourceKey(resolverId, url);
}
}