Package org.apache.shardingsphere.data.pipeline.scenario.rulealtered

Class RuleAlteredJobWorker

java.lang.Object

org.apache.shardingsphere.data.pipeline.scenario.rulealtered.RuleAlteredJobWorker

public final class RuleAlteredJobWorker
extends Object

Rule altered job worker.

Constructor Summary

Constructors

Constructor	Description
RuleAlteredJobWorker()

Method Summary

Modifier and Type	Method	Description
static TaskConfiguration	buildTaskConfig(RuleAlteredJobConfiguration jobConfig, int jobShardingItem, OnRuleAlteredActionConfiguration onRuleAlteredActionConfig)	Build task configuration.
static RuleAlteredContext	createRuleAlteredContext(RuleAlteredJobConfiguration jobConfig)	Create rule altered context.
static void	initWorkerIfNecessary()	Initialize job worker if necessary.
static boolean	isOnRuleAlteredActionEnabled(RuleConfiguration ruleConfig)	Is on rule altered action enabled.
void	scalingReleaseDatabaseLevelLock(ScalingReleaseDatabaseLevelLockEvent event)	scaling release database level lock.
void	start(StartScalingEvent event)	Start scaling job.

Methods inherited from class java.lang.Object

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

Constructor Details

RuleAlteredJobWorker

public RuleAlteredJobWorker()

Method Details

isOnRuleAlteredActionEnabled

public static boolean isOnRuleAlteredActionEnabled(RuleConfiguration ruleConfig)

Is on rule altered action enabled.

Parameters:

ruleConfig - rule configuration

Returns:

enabled or not

initWorkerIfNecessary

public static void initWorkerIfNecessary()

Initialize job worker if necessary.

createRuleAlteredContext

public static RuleAlteredContext createRuleAlteredContext(RuleAlteredJobConfiguration jobConfig)

Create rule altered context.

Parameters:

jobConfig - job configuration

Returns:

rule altered context

start

public void start(StartScalingEvent event)

Start scaling job.

Parameters:

event - start scaling event.

buildTaskConfig

public static TaskConfiguration buildTaskConfig(RuleAlteredJobConfiguration jobConfig,
 int jobShardingItem,
 OnRuleAlteredActionConfiguration onRuleAlteredActionConfig)

Build task configuration.

Parameters:

jobConfig - job configuration

jobShardingItem - job sharding item

onRuleAlteredActionConfig - action configuration

Returns:

task configuration

scalingReleaseDatabaseLevelLock

public void scalingReleaseDatabaseLevelLock(ScalingReleaseDatabaseLevelLockEvent event)

scaling release database level lock.

Parameters:

event - scaling release database level lock event