com.sonyericsson.hudson.plugins.gerrit.gerritevents
Class GerritSendCommandQueue

java.lang.Object
  com.sonyericsson.hudson.plugins.gerrit.gerritevents.GerritSendCommandQueue

public final class GerritSendCommandQueue
extends Object

A thread-pool and queue implementation for queueing commands to the Gerrit server.

Author:

Robert Sandell <robert.sandell@sonyericsson.com>

Field Summary

static int

SEND_QUEUE_SIZE_WARNING_THRESHOLD The minimum size of the job-queue before monitors should begin to warn the administrator(s).

Method Summary

static GerritSendCommandQueue	getInstance(GerritConnectionConfig config) Returns the singleton instance of the command-queue.
static int	getQueueSize() Returns the current queue size.
static void	queue(AbstractSendCommandJob job) Adds a command-job to the singleton instance's queue.
void	queueJob(AbstractSendCommandJob job) Adds a job to the queue.
static void	shutdown() Shuts down the executor(s).
protected void	startQueue(GerritConnectionConfig config) Starts the executor if it hasn't started yet, or updates the thread-pool size if it is started.

Methods inherited from class java.lang.Object

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

Field Detail

SEND_QUEUE_SIZE_WARNING_THRESHOLD

public static final int SEND_QUEUE_SIZE_WARNING_THRESHOLD

The minimum size of the job-queue before monitors should begin to warn the administrator(s).

See Also:

Constant Field Values

Method Detail

getInstance

public static GerritSendCommandQueue getInstance(GerritConnectionConfig config)

Returns the singleton instance of the command-queue. Updating it with the latest connection configuration.

Parameters:

config - the config.

Returns:

the instance.

queue

public static void queue(AbstractSendCommandJob job)

Adds a command-job to the singleton instance's queue.

Parameters:

job - the job to do.

getQueueSize

public static int getQueueSize()

Returns the current queue size.

Returns:

the queue size,

See Also:

ThreadPoolExecutor.getQueue()

queueJob

public void queueJob(AbstractSendCommandJob job)

Adds a job to the queue. At the same time tries to update the thread-pool size from the latest config of the job.

Parameters:

job - the job to do.

See Also:

AbstractExecutorService.submit(Runnable)

startQueue

protected void startQueue(GerritConnectionConfig config)

Starts the executor if it hasn't started yet, or updates the thread-pool size if it is started.

Parameters:

config - the config with the pool-size.

shutdown

public static void shutdown()

Shuts down the executor(s). Gracefully waits for WAIT_FOR_JOBS_SHUTDOWN_TIMEOUT seconds for all jobs to finish before forcefully shutting them down.