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authorAndrew Branson <andrew.branson@cern.ch>2012-05-30 08:37:45 +0200
committerAndrew Branson <andrew.branson@cern.ch>2012-05-30 08:37:45 +0200
commitb086f57f56bf0eb9dab9cf321a0f69aaaae84347 (patch)
tree8e6e26e8b7eed6abad7a17b093bdbb55c5e6b1ba /source/com/c2kernel/utils/server/SimpleTCPIPServer.java
parent22088ae8d2d5ff390518dbe1c4372325ffb3a647 (diff)
Initial Maven Conversion
Diffstat (limited to 'source/com/c2kernel/utils/server/SimpleTCPIPServer.java')
-rw-r--r--source/com/c2kernel/utils/server/SimpleTCPIPServer.java109
1 files changed, 0 insertions, 109 deletions
diff --git a/source/com/c2kernel/utils/server/SimpleTCPIPServer.java b/source/com/c2kernel/utils/server/SimpleTCPIPServer.java
deleted file mode 100644
index 930fcee..0000000
--- a/source/com/c2kernel/utils/server/SimpleTCPIPServer.java
+++ /dev/null
@@ -1,109 +0,0 @@
-package com.c2kernel.utils.server;
-
-import java.io.InterruptedIOException;
-import java.net.ServerSocket;
-import java.net.Socket;
-import java.util.ArrayList;
-import java.util.ListIterator;
-import java.util.NoSuchElementException;
-
-import com.c2kernel.utils.Logger;
-
-
-public class SimpleTCPIPServer implements Runnable
-{
- int port = 0;
- int maxConn = 10;
- Thread listener = null;
- Class<?> handlerClass = null;
- ServerSocket serverSocket = null;
- boolean keepListening = true;
- ArrayList<SocketHandler> currentHandlers = new ArrayList<SocketHandler>();
- static short noServers = 0;
-
- public SimpleTCPIPServer(int port, Class<?> handlerClass, int maxConnections)
- {
- this.port = port;
- this.handlerClass = handlerClass;
- this.maxConn = maxConnections;
- noServers++;
- }
-
- public void startListening()
- {
- if(listener != null) return;
- keepListening = true;
-
- listener = new Thread(this);
- listener.start();
- }
-
- public void stopListening()
- {
- Logger.msg("SimpleTCPIPServer: Closing server for " + handlerClass.getName() +" on port "+ port);
- keepListening = false;
- for (SocketHandler thisHandler : currentHandlers) {
- thisHandler.shutdown();
- }
- }
-
- @Override
- public void run()
- {
- Thread.currentThread().setName("TCP/IP Server for "+handlerClass.getName());
- Socket connectionSocket = null;
-
- try {
- serverSocket = new ServerSocket(port);
- if (port == 0)
- port = serverSocket.getLocalPort();
- Logger.msg("SimpleTCPIPServer: Created server for " + handlerClass.getName()+" on port "+port);
- serverSocket.setSoTimeout(500);
- SocketHandler freeHandler = null;
- while(keepListening) {
- if (freeHandler == null || freeHandler.isBusy()) {
- ListIterator<SocketHandler> i = currentHandlers.listIterator();
- try {
- do {
- freeHandler = i.next();
- } while (freeHandler.isBusy());
- } catch (NoSuchElementException e) {
- // create new one
- if (currentHandlers.size() < maxConn) {
- freeHandler = (SocketHandler)handlerClass.newInstance();
- currentHandlers.add(freeHandler);
- }
- else { // max handlers are created. wait for a while, then look again
- Logger.warning("No free handlers left for "+handlerClass.getName()+" on port "+ port + "!");
- Thread.sleep(2000);
- continue;
- }
- }
- }
- try {
- connectionSocket = serverSocket.accept();
- if (keepListening) {
- Logger.msg("SimpleTCPIPServer: Connection to "+freeHandler.getName()+" from "+
- connectionSocket.getInetAddress());
- freeHandler.setSocket(connectionSocket);
- new Thread(freeHandler).start();
- }
- } catch (InterruptedIOException ex1) { }// timeout just to check if we've been told to die
-
- }
- serverSocket.close();
- Logger.msg("SimpleTCPIPServer: Server closed for " + handlerClass.getName() +" on port "+ port);
- } catch(Exception ex) {
- Logger.error(ex);
- Logger.error("SimpleTCPIPServer.run(): Fatal Error. Listener for '"+handlerClass.getName()+"' will stop.");
- listener = null; --noServers;
- return;
- }
- listener = null;
- Logger.msg("SimpleTCPIPServer - Servers still running: "+--noServers);
- }
-
- public int getPort() {
- return port;
- }
-}