/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.sling.extensions.mdc.integration.servlet;
import org.json.JSONObject;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.osgi.service.cm.Configuration;
import org.osgi.service.cm.ConfigurationAdmin;
import org.osgi.util.tracker.ServiceTracker;
import org.slf4j.MDC;
import javax.servlet.Servlet;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Dictionary;
import java.util.Hashtable;
import java.util.Properties;
public class MDCStateServlet extends HttpServlet implements BundleActivator{
private ServiceTracker configAdminTracker;
public void start(BundleContext context) throws Exception {
Properties p = new Properties();
p.setProperty("alias","/mdc");
context.registerService(Servlet.class.getName(),this,p);
configAdminTracker = new ServiceTracker(context, ConfigurationAdmin.class.getName(),null);
configAdminTracker.open();
}
public void stop(BundleContext context) throws Exception {
}
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
PrintWriter pw = resp.getWriter();
if(req.getParameter("createTestConfig") != null){
createTestConfig();
pw.print("created");
return;
}
JSONObject jb = new JSONObject(MDC.getCopyOfContextMap());
pw.print(jb.toString());
}
private void createTestConfig() throws IOException {
ConfigurationAdmin ca = (ConfigurationAdmin) configAdminTracker.getService();
Configuration cfg = ca.getConfiguration("org.apache.sling.extensions.mdc.internal.MDCInsertingFilter",null);
Dictionary<String,Object> dict = new Hashtable<String, Object>();
dict.put("headers",new String[]{"mdc-test-header"});
dict.put("parameters",new String[]{"mdc-test-param"});
dict.put("cookies",new String[]{"mdc-test-cookie"});
cfg.update(dict);
}
}