com.spikeify.taskqueue.service

Class QueueServiceImpl

java.lang.Object

com.spikeify.taskqueue.service.QueueServiceImpl

All Implemented Interfaces:

QueueService

public class QueueServiceImpl
extends Object
implements QueueService

Simple wrapper to utilize one or more queues

Constructor Summary

Constructors

Constructor and Description
QueueServiceImpl(TaskQueueManager queueManager, TaskQueueService queueService, QueueSettings settings, String... queuesToRegister) Start queues with given settings
QueueServiceImpl(TaskQueueManager queueManager, TaskQueueService queueService, String... queuesToRegister) Register queues with default settings

Method Summary

Modifier and Type	Method and Description
QueueTask	addJob(Job newJob, String queueName) Adds new job to queue
void	check() Queue check (should be called on regular basis on each machine, JVM running the QueueService) makes sure queues are started, stopped on each machine
QueueInfo	info(String queueName) Latest queue info with statistics
List<QueueTask>	listJobs(TaskState state, String queueName) Lists jobs in certain state
QueueInfo	resetStatistics(String queueName) Resets queue statistics
void	restart(String queueName) Restars queue if running
void	settings(QueueSettings settings, String... queues) Changes queue settings and restarts running queue
void	start(String... queues) Starts given queues or all if none given
void	stop(String... queues) Stops given queues or all if none given

Methods inherited from class java.lang.Object

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

Constructor Detail

QueueServiceImpl

public QueueServiceImpl(TaskQueueManager queueManager,
                        TaskQueueService queueService,
                        String... queuesToRegister)

Register queues with default settings

Parameters:

queueManager - queue task manager to be used

queueService - queue task service to be used

queuesToRegister - list of queues this instance is working with

QueueServiceImpl

public QueueServiceImpl(TaskQueueManager queueManager,
                        TaskQueueService queueService,
                        QueueSettings settings,
                        String... queuesToRegister)

Start queues with given settings

Parameters:

queueManager - queue task manager to be used

queueService - queue task service to be used

queuesToRegister - list of queues this instance is working with

Method Detail

addJob

public QueueTask addJob(Job newJob,
                        String queueName)

Description copied from interface: QueueService

Adds new job to queue

Specified by:

addJob in interface QueueService

Parameters:

newJob - to be added

queueName - name of queue

Returns:

task job has been assigned

listJobs

public List<QueueTask> listJobs(TaskState state,
                                String queueName)

Description copied from interface: QueueService

Lists jobs in certain state

Specified by:

listJobs in interface QueueService

Parameters:

state - job is in

queueName - name of queue

Returns:

found list of jobs or empty list if none found

settings

public void settings(QueueSettings settings,
                     String... queues)

Description copied from interface: QueueService

Changes queue settings and restarts running queue

Specified by:

settings in interface QueueService

Parameters:

settings - to be used

queues - list of queues or empty for all

info

public QueueInfo info(String queueName)

Description copied from interface: QueueService

Latest queue info with statistics

Specified by:

info in interface QueueService

Parameters:

queueName - name of queue

Returns:

info

resetStatistics

public QueueInfo resetStatistics(String queueName)

Description copied from interface: QueueService

Resets queue statistics

Specified by:

resetStatistics in interface QueueService

Parameters:

queueName - name of queue

Returns:

info

start

public void start(String... queues)

Description copied from interface: QueueService

Starts given queues or all if none given

Specified by:

start in interface QueueService

Parameters:

queues - to be started

restart

public void restart(String queueName)

Description copied from interface: QueueService

Restars queue if running

Specified by:

restart in interface QueueService

Parameters:

queueName - name of queue

stop

public void stop(String... queues)

Description copied from interface: QueueService

Stops given queues or all if none given

Specified by:

stop in interface QueueService

Parameters:

queues - to be stopped

check

public void check()

Description copied from interface: QueueService

Queue check (should be called on regular basis on each machine, JVM running the QueueService) makes sure queues are started, stopped on each machine

Specified by:

check in interface QueueService