org.apache.hadoop.hive.ql.exec

Class Heartbeater

java.lang.Object

org.apache.hadoop.hive.ql.exec.Heartbeater

public class Heartbeater
extends Object

Class to handle heartbeats for MR and Tez tasks.

Constructor Summary

Constructors

Constructor and Description
Heartbeater(HiveTxnManager txnMgr, org.apache.hadoop.conf.Configuration conf)

Method Summary

Methods

Modifier and Type	Method and Description
void	heartbeat() Send a heartbeat to the metastore for locks and transactions.

Methods inherited from class java.lang.Object

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

Constructor Detail

Heartbeater

public Heartbeater(HiveTxnManager txnMgr,
           org.apache.hadoop.conf.Configuration conf)

Parameters:

txnMgr - transaction manager for this operation

conf - Configuration for this operation

Method Detail

heartbeat

public void heartbeat()
               throws IOException

Send a heartbeat to the metastore for locks and transactions.

Throws:

IOException