/*
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* 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.richfaces.resource.optimizer.resource.handler.impl;
import static org.richfaces.resource.optimizer.strings.Constants.SLASH_JOINER;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Map;
import javax.faces.application.Resource;
import javax.faces.context.FacesContext;
import org.richfaces.resource.ResourceSkinUtils;
import org.richfaces.resource.optimizer.FileNameMapper;
import org.richfaces.application.ServiceTracker;
/**
* @author Nick Belaevski
*
*/
public class DynamicResourceWrapper extends Resource {
/**
*
*/
private static final String ECSS_EXTENSION = ".ecss";
private Resource resource;
public DynamicResourceWrapper(Resource resource) {
super();
this.resource = resource;
}
@Override
public InputStream getInputStream() throws IOException {
return resource.getInputStream();
}
public String getContentType() {
return resource.getContentType();
}
public void setContentType(String contentType) {
resource.setContentType(contentType);
}
public String getLibraryName() {
return resource.getLibraryName();
}
public void setLibraryName(String libraryName) {
resource.setLibraryName(libraryName);
}
public String getResourceName() {
return resource.getResourceName();
}
public void setResourceName(String resourceName) {
resource.setResourceName(resourceName);
}
@Override
public Map<String, String> getResponseHeaders() {
throw new UnsupportedOperationException();
}
private FileNameMapper getFileNameMapper() {
return ServiceTracker.getService(FileNameMapper.class);
}
@Override
public String getRequestPath() {
String resourceExtension = getResourceExtension();
String resourceName = getResourceName();
if (resourceName.endsWith(ECSS_EXTENSION)) {
resourceName = resourceName.substring(0, resourceName.length() - ECSS_EXTENSION.length());
}
if (resourceExtension != null && !resourceName.endsWith(resourceExtension)) {
resourceName = resourceName + resourceExtension;
}
String resourcePath = SLASH_JOINER.join(getLibraryName(), resourceName);
String filename = getFileNameMapper().createName(resourcePath);
String filenameWithSkinPlaceholder = ResourceSkinUtils.prefixPathWithSkinPlaceholder(filename);
return filenameWithSkinPlaceholder;
}
@Override
public URL getURL() {
throw new UnsupportedOperationException();
}
@Override
public boolean userAgentNeedsUpdate(FacesContext context) {
throw new UnsupportedOperationException();
}
protected String getResourceExtension() {
String contentType = getContentType();
if (contentType == null) {
return null;
}
if (contentType.startsWith("text/") || contentType.startsWith("image/")) {
String[] split = contentType.split("/");
if (split.length == 2) {
return '.' + split[1];
}
}
return null;
}
}