/*
* © Copyright IBM Corp. 2012
*
* 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 com.ibm.sbt.service.core.handlers;
import java.io.IOException;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.ibm.commons.runtime.Application;
import com.ibm.sbt.service.basic.ProxyEndpointService;
import com.ibm.sbt.service.basic.ProxyService;
import com.ibm.sbt.service.ext.DefaultProxyEndpointServiceProvider;
import com.ibm.sbt.service.ext.ProxyEndpointServiceProvider;
/**
*
* @author Vineet Kanwal
*
*/
public class FileHandler extends AbstractServiceHandler {
private static final long serialVersionUID = -4063343007626745356L;
static final String sourceClass = FileHandler.class.getName();
static final Logger logger = Logger.getLogger(sourceClass);
public static final String URL_PATH = "files";
@Override
public void service(final HttpServletRequest request, final HttpServletResponse response) throws ServletException, IOException {
ProxyEndpointService proxyEndpointService = null;
// /files/<<endpointName>>/<<serviceType>>/fileName?args
String pathinfo = request.getPathInfo().substring(request.getPathInfo().indexOf("/files"));
String[] pathTokens = pathinfo.split("/");
if (pathTokens.length > 4) {
String serviceType = pathTokens[3];
Application application = Application.get();
// ProxyEndpointServiceProvider.PROXY_SERVICE_TYPE is the extension ID
List<Object> proxyServiceProviders = application.findServices(ProxyEndpointServiceProvider.PROXY_SERVICE_TYPE);
if(proxyServiceProviders != null && !proxyServiceProviders.isEmpty()){
for(Object o : proxyServiceProviders){
ProxyEndpointServiceProvider pvdr = (ProxyEndpointServiceProvider)o;
proxyEndpointService = pvdr.createProxyEndpointService(serviceType);
if(proxyEndpointService != null){
break;
}
}
}
else {
DefaultProxyEndpointServiceProvider proxyEndpointServiceProvider = new DefaultProxyEndpointServiceProvider();
proxyEndpointService = proxyEndpointServiceProvider.createProxyEndpointService(serviceType);
}
}
if(proxyEndpointService != null){
proxyEndpointService.service(request, response);
}
else{
logger.log(Level.SEVERE, "ProxyEndpoint Service could not be retrieved for PathInfo {0}", pathinfo);
ProxyService.writeErrorResponse(HttpServletResponse.SC_BAD_REQUEST, "ProxyEndpoint Service could not be retrieved", new String[] {}, new String[] {}, response, request);
}
}
}