edu.jas.kern

Class ComputerThreads

java.lang.Object

edu.jas.kern.ComputerThreads

public class ComputerThreads
extends java.lang.Object

ComputerThreads, provides global thread / executor service.

Usage: To obtain a reference to the thread pool use ComputerThreads.getPool(). Once a pool has been created it must be shutdown with ComputerThreads.terminate() to exit JAS.

Author:

Heinz Kredel

Field Summary

Fields

Modifier and Type	Field and Description
static int	N_CPUS Number of processors.
static int	N_THREADS
static boolean	NO_THREADS Flag for thread usage.

Method Summary

Modifier and Type	Method and Description
static java.util.concurrent.ExecutorService	getPool() Get the thread pool.
static long	getTimeout() Get timeout.
static java.util.concurrent.TimeUnit	getTimeUnit() Get TimeUnit.
static boolean	isRunning() Test if a pool is running.
static void	setNoThreads() Set no thread usage.
static void	setThreads() Set thread usage.
static void	setTimeout(long t) Set timeout.
static void	setTimeUnit(java.util.concurrent.TimeUnit t) Set TimeUnit.
static void	terminate() Stop execution.

Methods inherited from class java.lang.Object

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

Field Detail

NO_THREADS

public static boolean NO_THREADS

Flag for thread usage. Note: Only introduced because Google app engine does not support threads.

See Also:

GCDFactory.getProxy(edu.jas.structure.RingFactory)

N_CPUS

public static final int N_CPUS

Number of processors.

N_THREADS

public static final int N_THREADS

Method Detail

isRunning

public static boolean isRunning()

Test if a pool is running.

Returns:

true if a thread pool has been started or is running, else false.

getPool

public static java.util.concurrent.ExecutorService getPool()

Get the thread pool.

Returns:

pool ExecutorService.

terminate

public static void terminate()

Stop execution.

setNoThreads

public static void setNoThreads()

Set no thread usage.

setThreads

public static void setThreads()

Set thread usage.

setTimeout

public static void setTimeout(long t)

Set timeout.

Parameters:

t - time value to set

getTimeout

public static long getTimeout()

Get timeout.

Returns:

timeout value

setTimeUnit

public static void setTimeUnit(java.util.concurrent.TimeUnit t)

Set TimeUnit.

Parameters:

t - TimeUnit value to set

getTimeUnit

public static java.util.concurrent.TimeUnit getTimeUnit()

Get TimeUnit.

Returns:

timeunit value