org.apache.shardingsphere.elasticjob.lite.internal.sharding

类 ShardingService

java.lang.Object

org.apache.shardingsphere.elasticjob.lite.internal.sharding.ShardingService

public final class ShardingService
extends Object

Sharding service.

构造器概要

构造器

构造器和说明
ShardingService(CoordinatorRegistryCenter regCenter, String jobName)

方法概要

限定符和类型	方法和说明
List<Integer>	getLocalShardingItems() Get sharding items from localhost job server.
List<Integer>	getShardingItems(String jobInstanceId) Get sharding items.
boolean	hasShardingInfoInOfflineServers() Query has sharding info in offline servers or not.
boolean	isNeedSharding() Judge is need resharding or not.
void	setReshardingFlag() Set resharding flag.
void	shardingIfNecessary() Sharding if necessary.

从类继承的方法 java.lang.Object

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

构造器详细资料

ShardingService

public ShardingService(CoordinatorRegistryCenter regCenter,
                       String jobName)

方法详细资料

setReshardingFlag

public void setReshardingFlag()

Set resharding flag.

isNeedSharding

public boolean isNeedSharding()

Judge is need resharding or not.

返回:

is need resharding or not

shardingIfNecessary

public void shardingIfNecessary()

Sharding if necessary.

Sharding if current job server is leader server; Do not sharding if no available job server.

getShardingItems

public List<Integer> getShardingItems(String jobInstanceId)

Get sharding items.

参数:

jobInstanceId - job instance ID

返回:

sharding items

getLocalShardingItems

public List<Integer> getLocalShardingItems()

Get sharding items from localhost job server.

返回:

sharding items from localhost job server

hasShardingInfoInOfflineServers

public boolean hasShardingInfoInOfflineServers()

Query has sharding info in offline servers or not.

返回:

has sharding info in offline servers or not