ai.grakn.engine.postprocessing

Class PostProcessingTask

java.lang.Object

ai.grakn.engine.tasks.BackgroundTask

ai.grakn.engine.postprocessing.PostProcessingTask

public class PostProcessingTask
extends BackgroundTask

Task that control when postprocessing starts.

This task begins only if enough time has passed (configurable) since the last time a job was added.

Author:

alexandraorth, fppt

Constructor Summary

Constructors

Constructor and Description
PostProcessingTask()

Method Summary

Modifier and Type	Method and Description
static TaskConfiguration	createConfig(ai.grakn.kb.log.CommitLog commitLog) Helper method which creates the task config needed in order to execute a PP task
static TaskState	createTask(Class creator) Helper method which creates PP Task States.
boolean	start() Apply Attribute post processing jobs the concept ids in the provided configuration

Methods inherited from class ai.grakn.engine.tasks.BackgroundTask

configuration, engineConfiguration, factory, initialize, metricRegistry, postProcessor, stop

Methods inherited from class java.lang.Object

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

Constructor Detail

PostProcessingTask

public PostProcessingTask()

Method Detail

start

public boolean start()

Apply Attribute post processing jobs the concept ids in the provided configuration

Specified by:

start in class BackgroundTask

Returns:

True if successful.

createTask

public static TaskState createTask(Class creator)

Helper method which creates PP Task States.

Parameters:

creator - The class which is creating the task

Returns:

The executable postprocessing task state

createConfig

public static TaskConfiguration createConfig(ai.grakn.kb.log.CommitLog commitLog)

Helper method which creates the task config needed in order to execute a PP task

Parameters:

commitLog - The CommitLog which contains all the information needed to perform PP

Returns:

The task configuration encapsulating the above details in a manner executable by the task runner