1   /**
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *     http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    *  Unless required by applicable law or agreed to in writing, software
   12    *  distributed under the License is distributed on an "AS IS" BASIS,
   13    *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    *  See the License for the specific language governing permissions and
   15    *  limitations under the License.
   16    */
   17   package org.apache.openejb.server.derbynet;
   18   
   19   import org.apache.derby.drda.NetworkServerControl;
   20   import org.apache.log4j.Priority;
   21   import org.apache.openejb.server.SelfManaging;
   22   import org.apache.openejb.server.ServerService;
   23   import org.apache.openejb.server.ServiceException;
   24   import org.apache.openejb.util.Log4jPrintWriter;
   25   import org.apache.openejb.loader.Options;
   26   import org.apache.openejb.loader.SystemInstance;
   27   
   28   import java.io.IOException;
   29   import java.io.InputStream;
   30   import java.io.OutputStream;
   31   import java.net.InetAddress;
   32   import java.net.Socket;
   33   import java.util.Properties;
   34   
   35   /**
   36    * @version $Rev: 752255 $ $Date: 2009-03-10 13:45:35 -0700 (Tue, 10 Mar 2009) $
   37    */
   38   public class DerbyNetworkService implements ServerService, SelfManaging {
   39   
   40       private NetworkServerControl serverControl;
   41       private int port = 1527;
   42       private int threads;
   43       private boolean disabled;
   44       private InetAddress host;
   45   
   46       public String getIP() {
   47           return host.getHostAddress();
   48       }
   49   
   50       public String getName() {
   51           return "derbynet";
   52       }
   53   
   54       public int getPort() {
   55           return port;
   56       }
   57   
   58       public void init(Properties properties) throws Exception {
   59           Options options = new Options(properties);
   60   
   61           this.threads = options.get("threads", 20);
   62           this.port = options.get("port", 1527);
   63           this.disabled = options.get("disabled", false);
   64           
   65           host = InetAddress.getByName("0.0.0.0");
   66           System.setProperty("derby.system.home", SystemInstance.get().getBase().getDirectory().getAbsolutePath());
   67       }
   68   
   69       public void service(InputStream inputStream, OutputStream outputStream) throws ServiceException, IOException {
   70       }
   71   
   72       public void service(Socket socket) throws ServiceException, IOException {
   73       }
   74   
   75       public void start() throws ServiceException {
   76           if (disabled) return;
   77           try {
   78               serverControl = new NetworkServerControl(host, port);
   79               //serverControl.setMaxThreads(threads);
   80   
   81               serverControl.start(new Log4jPrintWriter("Derby", Priority.INFO));
   82           } catch (Exception e) {
   83               throw new ServiceException(e);
   84           }
   85       }
   86   
   87       public void stop() throws ServiceException {
   88           if (serverControl == null) {
   89               return;
   90           }
   91           try {
   92               serverControl.shutdown();
   93           } catch (Exception e) {
   94               throw new ServiceException(e);
   95           } finally {
   96               serverControl = null;
   97           }
   98       }
   99   
  100   }