/**
* 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.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
/**
* Created by The eXo Platform SARL Author : Tuan Nguyen tuan08@users.sourceforge.net Mar 15, 2006
*/
public class FileResourceResolver extends ResourceResolver {
static String FILE_PREFIX = "file:";
public URL getResource(String url) throws Exception {
String path = removeScheme(url);
File file = new File(path);
if (file.exists() && file.isFile())
return file.toURL();
return null;
}
public InputStream getInputStream(String url) throws Exception {
String path = removeScheme(url);
File file = new File(path);
if (file.exists() && file.isFile()) {
FileInputStream is = new FileInputStream(file);
return is;
}
return null;
}
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 path;
}
public boolean isModified(String url, long lastAccess) {
File file = new File(getRealPath(url));
if (file.exists() && file.lastModified() > lastAccess)
return true;
return false;
}
public String getResourceScheme() {
return "file:";
}
@Override
public ResourceKey createResourceKey(String url) {
return new ResourceKey(this.getResourceScheme().hashCode(), url);
}
}