/*
    * Copyright (C) 2007-2014 JMPEAX.
    *
    *     This program is free software: you can redistribute it and/or modify
    *     it under the terms of the GNU General Public License as published by
    *     the Free Software Foundation, either version 3 of the License, or
    *     (at your option) any later version.
    *
    *     This program 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 General Public License for more details.
   *
   *     You should have received a copy of the GNU General Public License
   *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
   */
  
  package com.jmpeax.osgi.undertow.http;
  
  import com.jmpeax.osgi.undertow.http.impl.UndertowHttpServer;
  import com.jmpeax.osgi.undertow.http.impl.UndertowHttpService;
  import org.osgi.framework.BundleActivator;
  import org.osgi.framework.BundleContext;
  import org.osgi.framework.ServiceRegistration;
  import org.osgi.service.http.HttpService;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import java.io.IOException;
  import java.util.Dictionary;
  import java.util.Properties;
  
  /**
   * Bundle activator for Undertow http service implementation.
   * @since 1.0.0
   * @author Carlos Ortiz
   */
  public class UndertowHttpServiceActivator implements BundleActivator {
  
      /**
       * Internal Logger.
       */
      private Logger log = LoggerFactory.getLogger(UndertowHttpServiceActivator.class);
      /**
       * Properties of the service.
       */
      private Dictionary<String, ?> configuration;
      private ServiceRegistration<?> httpService;
      private UndertowHttpServer server;
  
      @Override
      public void start(final BundleContext context) throws Exception {
          defaults();
          server = new UndertowHttpServer(configuration);
          httpService = context.registerService(HttpService.class, new UndertowHttpService(server), null);
          server.startServer();
      }
  
      @Override
      public void stop(final BundleContext context) throws Exception {
          if (httpService != null) {
              log.debug("Unregister Http service");
              httpService.unregister();
          }
          if (server != null) {
              log.debug("Stopping Http Server");
              server.stopServer();
          }
      }
  
      private Dictionary defaults() throws IOException {
          Properties properties = new Properties();
          properties.load(getClass().getResourceAsStream("/undertow-defaults.properties"));
          return properties;
      }
  }