com.notuvy.singleapp
Class SingleAppEnforcer

java.lang.Object
  com.notuvy.singleapp.SingleAppEnforcer

All Implemented Interfaces:

Runnable

public abstract class SingleAppEnforcer
extends Object
implements Runnable

A utility that enforces the invocation of a single application instance.

Author:

murali

Field Summary

protected static org.apache.log4j.Logger

LOG

Constructor Summary

protected

SingleAppEnforcer(int pPort, SingleApp pSingleApp)

Method Summary

void	attempt()
static void	defer(int pPort, SingleApp pSingleApp)
protected void	deferControl()
int	getPort()
protected abstract void	handleConnection(SingleApp pSingleApp, Socket pSocket)
protected abstract void	handlePortConflict()
static void	preempt(int pPort, SingleApp pSingleApp)
void	run()
protected void	takeControl()
protected void	wrest()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LOG

protected static final org.apache.log4j.Logger LOG

Constructor Detail

SingleAppEnforcer

protected SingleAppEnforcer(int pPort,
                            SingleApp pSingleApp)

Method Detail

defer

public static void defer(int pPort,
                         SingleApp pSingleApp)

preempt

public static void preempt(int pPort,
                           SingleApp pSingleApp)

getPort

public int getPort()

deferControl

protected void deferControl()

wrest

protected void wrest()

takeControl

protected void takeControl()

attempt

public void attempt()

run

public void run()

Specified by:

run in interface Runnable

handlePortConflict

protected abstract void handlePortConflict()

handleConnection

protected abstract void handleConnection(SingleApp pSingleApp,
                                         Socket pSocket)