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Posted to dev@tomcat.apache.org by jf...@apache.org on 2001/09/28 14:38:19 UTC

cvs commit: jakarta-tomcat-service/java/org/apache/support SimpleService.java

jfclere     01/09/28 05:38:19

  Modified:    java/org/apache/service ServiceController.java
                        ServiceListener.java ServicePermission.java
  Added:       .        build.xml
               java/org/apache/support SimpleService.java
  Log:
  Add build.xml so that it can be build (and arrange some java files).
  
  Revision  Changes    Path
  1.1                  jakarta-tomcat-service/build.xml
  
  Index: build.xml
  ===================================================================
  <project name="service" default="build-main" basedir=".">
  
      <!-- ===================== Initialize Property Values ================ -->
      <property file="build.properties"/>
      <property file="${user.home}/build.properties"/>
   
      <property name="service.build" value="${basedir}/build"/>
      <property name="service.support" value="${basedir}/support"/>
  
      <target name="build-prepare">
          <mkdir dir="${service.build}"/>
          <mkdir dir="${service.build}/classes"/>
          <mkdir dir="${service.build}/lib"/>
  
          <mkdir dir="${service.support}"/>
          <mkdir dir="${service.support}/classes"/>
          <mkdir dir="${service.support}/lib"/>
      </target>
  
      <target name="build-main" depends="build-prepare">
          <javac srcdir="java"
                 destdir="${service.build}/classes"
                 deprecation="on"
                 debug="${debug}"
                 optimize="${optimize}"
                 verbose="off"
                 excludes="**/CVS/**">
              <exclude name="org/apache/support/**" />
          </javac>
  
          <jar jarfile="${service.build}/lib/service.jar"
               basedir="${service.build}/classes"
               />
  
      </target>
  
      <target name="support" depends="build-main">
  
          <javac srcdir="java"
                 destdir="${service.support}/classes"
                 deprecation="on"
                 debug="${debug}"
                 optimize="${optimize}"
                 verbose="off"
                 excludes="**/CVS/**">
              <exclude name="org/apache/service/**" />
          </javac>
  
          <jar jarfile="${service.support}/lib/support.jar"
               basedir="${service.support}/classes"
               />
  
      </target>
  
      <target name="clean" description="Clean all components">
          <delete dir="${service.build}"/>
          <delete dir="${service.support}"/>
      </target>
  
  </project>
  
  
  
  1.2       +13 -13    jakarta-tomcat-service/java/org/apache/service/ServiceController.java
  
  Index: ServiceController.java
  ===================================================================
  RCS file: /home/cvs/jakarta-tomcat-service/java/org/apache/service/ServiceController.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- ServiceController.java	2001/07/30 23:25:00	1.1
  +++ ServiceController.java	2001/09/28 12:38:19	1.2
  @@ -62,44 +62,44 @@
    * @author <a href="mailto:pier.fumagalli@sun.com">Pier Fumagalli</a>
    * @author Copyright &copy; 2000-2001 <a href="http://www.apache.org/">The
    *         Apache Software Foundation</a>. All rights reserved.
  - * @version 1.0 <i>(CVS $Revision: 1.1 $)</i>
  + * @version 1.0 <i>(CVS $Revision: 1.2 $)</i>
    */
   public interface ServiceController {
   
       /**
        *
        */
  -    public static shutdown()
  -    throws IllegalStatusException;
  +    public void shutdown()
  +    throws IllegalStateException;
   
       /**
        *
        */
  -    public static reload()
  -    throws IllegalStatusException;
  +    public void reload()
  +    throws IllegalStateException;
   
       /**
        *
        */
  -    public static fail()
  -    throws IllegalStatusException;
  +    public void fail()
  +    throws IllegalStateException;
   
       /**
        *
        */
  -    public static fail(String message)
  -    throws IllegalStatusException;
  +    public void fail(String message)
  +    throws IllegalStateException;
   
       /**
        *
        */
  -    public static fail(Exception exception)
  -    throws IllegalStatusException;
  +    public void fail(Exception exception)
  +    throws IllegalStateException;
   
       /**
        *
        */
  -    public static fail(String message, Exception exception)
  -    throws IllegalStatusException;
  +    public void fail(String message, Exception exception)
  +    throws IllegalStateException;
   
   }
  
  
  
  1.2       +2 -0      jakarta-tomcat-service/java/org/apache/service/ServiceListener.java
  
  Index: ServiceListener.java
  ===================================================================
  RCS file: /home/cvs/jakarta-tomcat-service/java/org/apache/service/ServiceListener.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- ServiceListener.java	2001/07/30 23:25:42	1.1
  +++ ServiceListener.java	2001/09/28 12:38:19	1.2
  @@ -56,6 +56,8 @@
    * ========================================================================= */
   package org.apache.service;
   
  +import java.util.EventListener;
  +
   public interface ServiceListener extends EventListener {
   
   }
  
  
  
  1.4       +3 -3      jakarta-tomcat-service/java/org/apache/service/ServicePermission.java
  
  Index: ServicePermission.java
  ===================================================================
  RCS file: /home/cvs/jakarta-tomcat-service/java/org/apache/service/ServicePermission.java,v
  retrieving revision 1.3
  retrieving revision 1.4
  diff -u -r1.3 -r1.4
  --- ServicePermission.java	2001/07/30 23:23:22	1.3
  +++ ServicePermission.java	2001/09/28 12:38:19	1.4
  @@ -124,7 +124,7 @@
    * @author <a href="mailto:pier.fumagalli@sun.com">Pier Fumagalli</a>
    * @author Copyright &copy; 2000-2001 <a href="http://www.apache.org/">The
    *         Apache Software Foundation</a>. All rights reserved.
  - * @version 1.0 <i>(CVS $Revision: 1.3 $)</i>
  + * @version 1.0 <i>(CVS $Revision: 1.4 $)</i>
    */
   public final class ServicePermission extends Permission {
   
  @@ -260,7 +260,7 @@
           // Create the appropriate mask if this is a control permission.
           if (this.type==TYPE_CONTROL) {
               this.mask=this.createControlMask(actions);
  -            return();
  +            return;
           }
       }
   
  @@ -287,7 +287,7 @@
        */
       public int hashCode() {
           this.setupDescription();
  -        return(this.dest.hashCode());
  +        return(this.desc.hashCode());
       }
   
       /**
  
  
  
  1.1                  jakarta-tomcat-service/java/org/apache/support/SimpleService.java
  
  Index: SimpleService.java
  ===================================================================
  /* ========================================================================= *
   *                                                                           *
   *                 The Apache Software License,  Version 1.1                 *
   *                                                                           *
   *          Copyright (c) 1999-2001 The Apache Software Foundation.          *
   *                           All rights reserved.                            *
   *                                                                           *
   * ========================================================================= *
   *                                                                           *
   * Redistribution and use in source and binary forms,  with or without modi- *
   * fication, are permitted provided that the following conditions are met:   *
   *                                                                           *
   * 1. Redistributions of source code  must retain the above copyright notice *
   *    notice, this list of conditions and the following disclaimer.          *
   *                                                                           *
   * 2. Redistributions  in binary  form  must  reproduce the  above copyright *
   *    notice,  this list of conditions  and the following  disclaimer in the *
   *    documentation and/or other materials provided with the distribution.   *
   *                                                                           *
   * 3. The end-user documentation  included with the redistribution,  if any, *
   *    must include the following acknowlegement:                             *
   *                                                                           *
   *       "This product includes  software developed  by the Apache  Software *
   *        Foundation <http://www.apache.org/>."                              *
   *                                                                           *
   *    Alternately, this acknowlegement may appear in the software itself, if *
   *    and wherever such third-party acknowlegements normally appear.         *
   *                                                                           *
   * 4. The names  "The  Jakarta  Project",  "WebApp",  and  "Apache  Software *
   *    Foundation"  must not be used  to endorse or promote  products derived *
   *    from this  software without  prior  written  permission.  For  written *
   *    permission, please contact <ap...@apache.org>.                        *
   *                                                                           *
   * 5. Products derived from this software may not be called "Apache" nor may *
   *    "Apache" appear in their names without prior written permission of the *
   *    Apache Software Foundation.                                            *
   *                                                                           *
   * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES *
   * INCLUDING, BUT NOT LIMITED TO,  THE IMPLIED WARRANTIES OF MERCHANTABILITY *
   * AND FITNESS FOR  A PARTICULAR PURPOSE  ARE DISCLAIMED.  IN NO EVENT SHALL *
   * THE APACHE  SOFTWARE  FOUNDATION OR  ITS CONTRIBUTORS  BE LIABLE  FOR ANY *
   * DIRECT,  INDIRECT,   INCIDENTAL,  SPECIAL,  EXEMPLARY,  OR  CONSEQUENTIAL *
   * DAMAGES (INCLUDING,  BUT NOT LIMITED TO,  PROCUREMENT OF SUBSTITUTE GOODS *
   * OR SERVICES;  LOSS OF USE,  DATA,  OR PROFITS;  OR BUSINESS INTERRUPTION) *
   * HOWEVER CAUSED AND  ON ANY  THEORY  OF  LIABILITY,  WHETHER IN  CONTRACT, *
   * STRICT LIABILITY, OR TORT  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN *
   * ANY  WAY  OUT OF  THE  USE OF  THIS  SOFTWARE,  EVEN  IF  ADVISED  OF THE *
   * POSSIBILITY OF SUCH DAMAGE.                                               *
   *                                                                           *
   * ========================================================================= *
   *                                                                           *
   * This software  consists of voluntary  contributions made  by many indivi- *
   * duals on behalf of the  Apache Software Foundation.  For more information *
   * on the Apache Software Foundation, please see <http://www.apache.org/>.   *
   *                                                                           *
   * ========================================================================= */
  
  /* @version $Id: SimpleService.java,v 1.1 2001/09/28 12:38:19 jfclere Exp $ */
  package org.apache.service.support;
  
  import java.io.*;
  import java.net.*;
  import java.text.SimpleDateFormat;
  import java.util.Date;
  import java.util.Enumeration;
  import java.util.Vector;
  import org.apache.service.Service;
  import org.apache.service.ServiceController;
  import org.apache.service.ServiceContext;
  
  public class SimpleService implements Service, Runnable {
  
      private ServerSocket server=null;
      private Thread thread=null;
      private ServiceController controller=null;
      private boolean stopping=false;
      private String directory=null;
      private Vector handlers=null;
  
      public SimpleService() {
          super();
          System.err.println("SimpleService: instance "+this.hashCode()+
                             " created");
          this.handlers=new Vector();
      }
  
      protected void finalize() {
          System.err.println("SimpleService: instance "+this.hashCode()+
                             " garbage collected");
      }
  
      /**
       * init and destroy were added in jakarta-tomcat-service.
       */
      public void init(ServiceContext context)
      throws Exception {
          System.err.println("SimpleService: instance "+this.hashCode()+
                             " init");
      }
      public void destroy() {
          System.err.println("SimpleService: instance "+this.hashCode()+
                             " destroy");
      }
  
      public void run() {
          int number=0;
  
          System.err.println("SimpleService: started acceptor loop");
          try {
              while(!this.stopping) {
                  Socket socket=this.server.accept();
                  Handler handler=new Handler(socket,this,this.controller);
                  handler.setConnectionNumber(number++);
                  handler.setDirectoryName(this.directory);
                  new Thread(handler).start();
              }
          } catch (IOException e) {
              /* Don't dump any error message if we are stopping. A IOException
                 is generated when the ServerSocket is closed in stop() */
              if (!this.stopping) e.printStackTrace(System.err);
          }
  
          /* Terminate all handlers that at this point are still open */
          Enumeration openhandlers=this.handlers.elements();
          while (openhandlers.hasMoreElements()) {
              Handler handler=(Handler)openhandlers.nextElement();
              System.err.println("SimpleService: dropping connection "+
                                 handler.getConnectionNumber());
              handler.close();
          }
  
          System.err.println("SimpleService: exiting acceptor loop");
      }
  
      public void load(ServiceController controller, String a[])
      throws IOException {
          int port=1200;
  
          if (a.length>0) port=Integer.parseInt(a[0]);
          if (a.length>1) this.directory=a[1];
          else this.directory="/tmp";
  
          /* Dump a message */
          System.err.println("SimpleService: loading on port "+port);
  
          /* Set up this simple service */
          this.controller=controller;
          this.server=new ServerSocket(port);
          this.thread=new Thread(this);
      }
  
      public void start() {
          /* Dump a message */
          System.err.println("SimpleService: starting");
  
          /* Start */
          this.thread.start();
      }
  
      public void stop()
      throws IOException, InterruptedException {
          /* Dump a message */
          System.err.println("SimpleService: stopping");
  
          /* Close the ServerSocket. This will make our thread to terminate */
          this.stopping=true;
          this.server.close();
  
          /* Wait for the main thread to exit and dump a message */
          this.thread.join(5000);
          System.err.println("SimpleService: stopped");
      }
  
      protected void addHandler(Handler handler) {
          synchronized (handler) {
              this.handlers.add(handler);
          }
      }
  
      protected void removeHandler(Handler handler) {
          synchronized (handler) {
              this.handlers.remove(handler);
          }
      }
  
      public static class Handler implements Runnable {
  
          private ServiceController controller=null;
          private SimpleService parent=null;
          private String directory=null;
          private Socket socket=null;
          private int number=0;
  
          public Handler(Socket s, SimpleService p, ServiceController c) {
              super();
              this.socket=s;
              this.parent=p;
              this.controller=c;
          }
  
          public void run() {
              this.parent.addHandler(this);
              System.err.println("SimpleService: connection "+this.number+
                                 " opened from "+this.socket.getInetAddress());
              try {
                  InputStream in=this.socket.getInputStream();
                  OutputStream out=this.socket.getOutputStream();
                  handle(in,out);
                  this.socket.close();
              } catch (IOException e) {
                  e.printStackTrace(System.err);
              }
              System.err.println("SimpleService: connection "+this.number+
                                 " closed");
              this.parent.removeHandler(this);
          }
  
          public void close() {
              try {
                  this.socket.close();
              } catch (IOException e) {
                  e.printStackTrace(System.err);
              }
          }
  
          public void setConnectionNumber(int number) {
              this.number=number;
          }
  
          public int getConnectionNumber() {
              return(this.number);
          }
  
          public void setDirectoryName(String directory) {
              this.directory=directory;
          }
  
          public String getDirectoryName() {
              return(this.directory);
          }
  
          public void log(String name)
          throws IOException {
              OutputStream file=new FileOutputStream(name,true);
              PrintStream out=new PrintStream(file);
              SimpleDateFormat fmt=new SimpleDateFormat();
  
              out.println(fmt.format(new Date()));
              out.close();
              file.close();
          }
  
          public void handle(InputStream in, OutputStream os) {
              PrintStream out=new PrintStream(os);
  
              while(true) {
                  try {
                      /* If we don't have data in the System InputStream, we want
                         to ask to the user for an option. */
                      if (in.available()==0) {
                          out.println();
                          out.println("Please select one of the following:");
                          out.println("    1) Shutdown");
                          out.println("    2) Reload");
                          out.println("    3) Create a file");
                          out.println("    4) Disconnect");
                          out.print("Your choiche: ");
                      }
  
                      /* Read an option from the client */
                      int x=in.read();
  
                      switch (x) {
                          /* If the socket was closed, we simply return */
                          case -1:
                              return;
  
                          /* Attempt to shutdown */
                          case '1':
                              out.println("Attempting a shutdown...");
                              try {
                                  this.controller.shutdown();
                              } catch (IllegalStateException e) {
                                  out.println();
                                  out.println("Can't shutdown now");
                                  e.printStackTrace(out);
                              }
                              break;
  
                          /* Attempt to reload */
                          case '2':
                              out.println("Attempting a reload...");
                              try {
                                  this.controller.reload();
                              } catch (IllegalStateException e) {
                                  out.println();
                                  out.println("Can't reload now");
                                  e.printStackTrace(out);
                              }
                              break;
  
                          /* Disconnect */
                          case '3':
                              String name=this.getDirectoryName()+
                                          "/SimpleService."+
                                          this.getConnectionNumber()+
                                          ".tmp";
                              try {
                                  this.log(name);
                                  out.println("File '"+name+"' created");
                              } catch (IOException e) {
                                  e.printStackTrace(out);
                              }
                              break;
  
                          /* Disconnect */
                          case '4':
                              out.println("Disconnecting...");
                              return;
  
                          /* Discard any carriage return / newline characters */
                          case '\r':
                          case '\n':
                              break;
  
                          /* We got something that we weren't supposed to get */
                          default:
                              out.println("Unknown option '"+(char)x+"'");
                              break;
  
                      }
  
                  /* If we get an IOException we return (disconnect) */
                  } catch (IOException e) {
                      System.err.println("SimpleService: IOException in "+
                                         "connection "+
                                         this.getConnectionNumber());
                      return;
                  }
              }
          }
      }
  }