/*
* Copyright 2011 Future Systems
*
* Licensed 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.krakenapps.httpd;
import java.io.InputStream;
import java.net.URL;
import javax.servlet.http.HttpServletRequest;
import org.osgi.framework.Bundle;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class BundleResourceServlet extends ResourceServlet {
private static final long serialVersionUID = 1L;
private final Logger logger = LoggerFactory.getLogger(BundleResourceServlet.class.getName());
private Bundle bundle;
private String basePath;
public BundleResourceServlet(Bundle bundle, String basePath) {
this.bundle = bundle;
this.basePath = basePath;
}
@Override
protected InputStream getInputStream(HttpServletRequest req) {
try {
logger.trace("kraken httpd: trying to open bundle [{}] resource, base path [{}], path info [{}]", new Object[] {
bundle.getBundleId(), req.getRequestURI(), req.getPathInfo() });
URL url = bundle.getResource(basePath + req.getPathInfo());
return url.openStream();
} catch (Exception e) {
logger.trace("kraken httpd: cannot open bundle [{}] resource [{}]", bundle.getBundleId(), req.getRequestURI());
return null;
}
}
@Override
public String toString() {
return bundle.getEntry("/").toString();
}
}