|
|||||||||||||||||||
| Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
| AbstractServerRun.java | 0% | 0% | 0% | 0% |
|
||||||||||||||
| 1 |
/*
|
|
| 2 |
* ====================================================================
|
|
| 3 |
*
|
|
| 4 |
* The Apache Software License, Version 1.1
|
|
| 5 |
*
|
|
| 6 |
* Copyright (c) 2001-2003 The Apache Software Foundation. All rights
|
|
| 7 |
* reserved.
|
|
| 8 |
*
|
|
| 9 |
* Redistribution and use in source and binary forms, with or without
|
|
| 10 |
* modification, are permitted provided that the following conditions
|
|
| 11 |
* are met:
|
|
| 12 |
*
|
|
| 13 |
* 1. Redistributions of source code must retain the above copyright
|
|
| 14 |
* notice, this list of conditions and the following disclaimer.
|
|
| 15 |
*
|
|
| 16 |
* 2. Redistributions in binary form must reproduce the above copyright
|
|
| 17 |
* notice, this list of conditions and the following disclaimer in
|
|
| 18 |
* the documentation and/or other materials provided with the
|
|
| 19 |
* distribution.
|
|
| 20 |
*
|
|
| 21 |
* 3. The end-user documentation included with the redistribution, if
|
|
| 22 |
* any, must include the following acknowlegement:
|
|
| 23 |
* "This product includes software developed by the
|
|
| 24 |
* Apache Software Foundation (http://www.apache.org/)."
|
|
| 25 |
* Alternately, this acknowlegement may appear in the software itself,
|
|
| 26 |
* if and wherever such third-party acknowlegements normally appear.
|
|
| 27 |
*
|
|
| 28 |
* 4. The names "The Jakarta Project", "Cactus" and "Apache Software
|
|
| 29 |
* Foundation" must not be used to endorse or promote products
|
|
| 30 |
* derived from this software without prior written permission. For
|
|
| 31 |
* written permission, please contact apache@apache.org.
|
|
| 32 |
*
|
|
| 33 |
* 5. Products derived from this software may not be called "Apache"
|
|
| 34 |
* nor may "Apache" appear in their names without prior written
|
|
| 35 |
* permission of the Apache Group.
|
|
| 36 |
*
|
|
| 37 |
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
|
|
| 38 |
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
| 39 |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
| 40 |
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
|
|
| 41 |
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
| 42 |
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
| 43 |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
|
| 44 |
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
| 45 |
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
| 46 |
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
|
|
| 47 |
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
| 48 |
* SUCH DAMAGE.
|
|
| 49 |
* ====================================================================
|
|
| 50 |
*
|
|
| 51 |
* This software consists of voluntary contributions made by many
|
|
| 52 |
* individuals on behalf of the Apache Software Foundation. For more
|
|
| 53 |
* information on the Apache Software Foundation, please see
|
|
| 54 |
* <http://www.apache.org/>.
|
|
| 55 |
*
|
|
| 56 |
*/
|
|
| 57 |
package org.apache.cactus.integration.ant.container;
|
|
| 58 |
|
|
| 59 |
import java.io.IOException;
|
|
| 60 |
import java.net.ServerSocket;
|
|
| 61 |
import java.net.Socket;
|
|
| 62 |
import java.util.Vector;
|
|
| 63 |
|
|
| 64 |
/**
|
|
| 65 |
* Abstract class for starting/stopping an application server. When this
|
|
| 66 |
* application is first called to start the server, a listener socket is
|
|
| 67 |
* set up. Then, we it is later called to stop the server, we connect to the
|
|
| 68 |
* listener socket and tell the server to stop.
|
|
| 69 |
*
|
|
| 70 |
* @author <a href="mailto:vmassol@apache.org">Vincent Massol</a>
|
|
| 71 |
* @author <a href="mailto:digital@ix.net.au">Robert Leftwich</a>
|
|
| 72 |
*
|
|
| 73 |
* @version $Id: AbstractServerRun.java,v 1.3 2003/05/26 09:43:00 cmlenz Exp $
|
|
| 74 |
*/
|
|
| 75 |
public abstract class AbstractServerRun extends Thread |
|
| 76 |
{
|
|
| 77 |
/**
|
|
| 78 |
* Internal socket port that we use to stop the server.
|
|
| 79 |
*/
|
|
| 80 |
private int port = 7777; |
|
| 81 |
|
|
| 82 |
/**
|
|
| 83 |
* Host name. We assume the server is started and stoppped in the same
|
|
| 84 |
* local machine
|
|
| 85 |
*/
|
|
| 86 |
private String host = "127.0.0.1"; |
|
| 87 |
|
|
| 88 |
/**
|
|
| 89 |
* The command line arguments
|
|
| 90 |
*/
|
|
| 91 |
private String[] args;
|
|
| 92 |
|
|
| 93 |
/**
|
|
| 94 |
* Flag that specifies if the server is already started to prevent
|
|
| 95 |
* starting it if it is.
|
|
| 96 |
*/
|
|
| 97 |
private boolean isStarted = false; |
|
| 98 |
|
|
| 99 |
/**
|
|
| 100 |
* @param theArgs the command line arguments
|
|
| 101 |
*/
|
|
| 102 | 0 |
public AbstractServerRun(String[] theArgs)
|
| 103 |
{
|
|
| 104 | 0 |
this.args = theArgs;
|
| 105 |
} |
|
| 106 |
|
|
| 107 |
/**
|
|
| 108 |
* Starts the server (in a blocking mode) and set up a socket listener.
|
|
| 109 |
*
|
|
| 110 |
* @param theArgs the command line arguments
|
|
| 111 |
* @exception Exception if any error happens when starting the server
|
|
| 112 |
*/
|
|
| 113 |
protected abstract void doStartServer(String[] theArgs) throws Exception; |
|
| 114 |
|
|
| 115 |
/**
|
|
| 116 |
* Stops the server by connecting to the socket set up when the server
|
|
| 117 |
* was started.
|
|
| 118 |
*
|
|
| 119 |
* @param theArgs the command line arguments
|
|
| 120 |
* @exception Exception if any error happens when stopping the server
|
|
| 121 |
*/
|
|
| 122 |
protected abstract void doStopServer(String[] theArgs) throws Exception; |
|
| 123 |
|
|
| 124 |
/**
|
|
| 125 |
* Parse and process the command line to start/stop the server.
|
|
| 126 |
*/
|
|
| 127 | 0 |
protected final void doRun() |
| 128 |
{
|
|
| 129 |
// Look for a -start or -stop flag
|
|
| 130 | 0 |
boolean isStart = true; |
| 131 | 0 |
Vector newArgs = new Vector();
|
| 132 |
|
|
| 133 | 0 |
for (int i = 0; i < this.args.length; i++) |
| 134 |
{
|
|
| 135 | 0 |
if (this.args[i].equalsIgnoreCase("-start")) |
| 136 |
{
|
|
| 137 | 0 |
isStart = true;
|
| 138 |
} |
|
| 139 | 0 |
else if (this.args[i].equalsIgnoreCase("-stop")) |
| 140 |
{
|
|
| 141 | 0 |
isStart = false;
|
| 142 |
} |
|
| 143 | 0 |
else if (this.args[i].equalsIgnoreCase("-port")) |
| 144 |
{
|
|
| 145 | 0 |
this.port = Integer.parseInt(this.args[i + 1]); |
| 146 | 0 |
i++; |
| 147 |
} |
|
| 148 |
else
|
|
| 149 |
{
|
|
| 150 | 0 |
newArgs.add(this.args[i]);
|
| 151 |
} |
|
| 152 |
} |
|
| 153 |
|
|
| 154 |
// Remove the command line arguments that should not be part of the
|
|
| 155 |
// server command line (i.e. our own arguments).
|
|
| 156 | 0 |
String[] strArgs = new String[0];
|
| 157 |
|
|
| 158 | 0 |
this.args = (String[]) newArgs.toArray(strArgs);
|
| 159 |
|
|
| 160 | 0 |
if (isStart)
|
| 161 |
{
|
|
| 162 | 0 |
startServer(); |
| 163 |
} |
|
| 164 |
else
|
|
| 165 |
{
|
|
| 166 | 0 |
stopServer(); |
| 167 |
} |
|
| 168 |
} |
|
| 169 |
|
|
| 170 |
/**
|
|
| 171 |
* Starts the server.
|
|
| 172 |
*/
|
|
| 173 | 0 |
private void startServer() |
| 174 |
{
|
|
| 175 |
// If the server is already started, do nothing
|
|
| 176 | 0 |
if (this.isStarted) |
| 177 |
{
|
|
| 178 | 0 |
return;
|
| 179 |
} |
|
| 180 |
|
|
| 181 | 0 |
try
|
| 182 |
{
|
|
| 183 | 0 |
doStartServer(this.args);
|
| 184 |
} |
|
| 185 |
catch (Exception e)
|
|
| 186 |
{
|
|
| 187 | 0 |
e.printStackTrace(); |
| 188 | 0 |
throw new RuntimeException("Error starting server"); |
| 189 |
} |
|
| 190 |
|
|
| 191 |
|
|
| 192 |
// Server is now started
|
|
| 193 | 0 |
this.isStarted = true; |
| 194 |
|
|
| 195 | 0 |
new Thread(this).start(); |
| 196 |
} |
|
| 197 |
|
|
| 198 |
/**
|
|
| 199 |
* Stops the running server.
|
|
| 200 |
*/
|
|
| 201 | 0 |
private void stopServer() |
| 202 |
{
|
|
| 203 |
// Open socket connection
|
|
| 204 | 0 |
Socket clientSocket = null;
|
| 205 |
|
|
| 206 | 0 |
try
|
| 207 |
{
|
|
| 208 | 0 |
clientSocket = new Socket(this.host, this.port); |
| 209 |
} |
|
| 210 |
catch (Exception e)
|
|
| 211 |
{
|
|
| 212 | 0 |
e.printStackTrace(); |
| 213 | 0 |
throw new RuntimeException("Error opening socket to " + this.host |
| 214 |
+ ":" + this.port + "]"); |
|
| 215 |
} |
|
| 216 |
finally
|
|
| 217 |
{
|
|
| 218 | 0 |
try
|
| 219 |
{
|
|
| 220 | 0 |
if (clientSocket != null) |
| 221 |
{
|
|
| 222 | 0 |
clientSocket.close(); |
| 223 |
} |
|
| 224 |
} |
|
| 225 |
catch (IOException e)
|
|
| 226 |
{
|
|
| 227 | 0 |
throw new RuntimeException("Cannot close client socket"); |
| 228 |
} |
|
| 229 |
} |
|
| 230 |
} |
|
| 231 |
|
|
| 232 |
/**
|
|
| 233 |
* Sets up a listener socket and wait until we receive a request on it to
|
|
| 234 |
* stop the running server.
|
|
| 235 |
*/
|
|
| 236 | 0 |
public void run() |
| 237 |
{
|
|
| 238 | 0 |
ServerSocket serverSocket = setUpListenerSocket(); |
| 239 |
|
|
| 240 |
// Accept a client socket connection
|
|
| 241 | 0 |
try
|
| 242 |
{
|
|
| 243 | 0 |
serverSocket.accept(); |
| 244 |
} |
|
| 245 |
catch (IOException e)
|
|
| 246 |
{
|
|
| 247 | 0 |
throw new RuntimeException("Error accepting connection for " |
| 248 |
+ "server socket [" + serverSocket + "]"); |
|
| 249 |
} |
|
| 250 |
finally
|
|
| 251 |
{
|
|
| 252 |
// Stop server socket
|
|
| 253 | 0 |
try
|
| 254 |
{
|
|
| 255 | 0 |
serverSocket.close(); |
| 256 |
} |
|
| 257 |
catch (IOException e)
|
|
| 258 |
{
|
|
| 259 | 0 |
throw new RuntimeException("Cannot close server socket [" |
| 260 |
+ serverSocket + "]");
|
|
| 261 |
} |
|
| 262 |
} |
|
| 263 |
|
|
| 264 |
// Stop server
|
|
| 265 | 0 |
try
|
| 266 |
{
|
|
| 267 | 0 |
this.doStopServer(this.args); |
| 268 |
} |
|
| 269 |
catch (Exception e)
|
|
| 270 |
{
|
|
| 271 | 0 |
e.printStackTrace(); |
| 272 | 0 |
throw new RuntimeException("Cannot stop server"); |
| 273 |
} |
|
| 274 |
|
|
| 275 |
// Stop server socket
|
|
| 276 | 0 |
try
|
| 277 |
{
|
|
| 278 | 0 |
serverSocket.close(); |
| 279 |
} |
|
| 280 |
catch (IOException e)
|
|
| 281 |
{
|
|
| 282 | 0 |
throw new RuntimeException("Cannot close server socket [" |
| 283 |
+ serverSocket + "]");
|
|
| 284 |
} |
|
| 285 |
} |
|
| 286 |
|
|
| 287 |
/**
|
|
| 288 |
* Sets up the listener socket.
|
|
| 289 |
*
|
|
| 290 |
* @return the listener socket that has been set up
|
|
| 291 |
*/
|
|
| 292 | 0 |
private ServerSocket setUpListenerSocket()
|
| 293 |
{
|
|
| 294 | 0 |
ServerSocket serverSocket = null;
|
| 295 |
|
|
| 296 | 0 |
try
|
| 297 |
{
|
|
| 298 | 0 |
serverSocket = new ServerSocket(this.port); |
| 299 |
} |
|
| 300 |
catch (IOException e)
|
|
| 301 |
{
|
|
| 302 | 0 |
e.printStackTrace(); |
| 303 | 0 |
throw new RuntimeException("Error setting up the server " |
| 304 |
+ "listener socket");
|
|
| 305 |
} |
|
| 306 |
|
|
| 307 | 0 |
return serverSocket;
|
| 308 |
} |
|
| 309 |
} |
|
| 310 |
|
|
||||||||||