org.apache.hadoop.hive.metastore.txn.jdbc.functions

Class OpenTxnsFunction

java.lang.Object

org.apache.hadoop.hive.metastore.txn.jdbc.functions.OpenTxnsFunction

All Implemented Interfaces:

TransactionalFunction<List<Long>>

public class OpenTxnsFunction
extends Object
implements TransactionalFunction<List<Long>>

Constructor Summary

Constructors

Constructor and Description
OpenTxnsFunction(OpenTxnRequest rqst, long openTxnTimeOutMillis, List<TransactionalMetaStoreEventListener> transactionalListeners)

Method Summary

Modifier and Type	Method and Description
List<Long>	execute(MultiDataSourceJdbcResource jdbcResource) Implementations typically should execute transsactional database calls inside.

Methods inherited from class java.lang.Object

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

Constructor Detail

OpenTxnsFunction

public OpenTxnsFunction(OpenTxnRequest rqst,
                        long openTxnTimeOutMillis,
                        List<TransactionalMetaStoreEventListener> transactionalListeners)

Method Detail

execute

public List<Long> execute(MultiDataSourceJdbcResource jdbcResource)
                   throws MetaException

Description copied from interface: TransactionalFunction

Implementations typically should execute transsactional database calls inside.

Specified by:

execute in interface TransactionalFunction<List<Long>>

Parameters:

jdbcResource - A MultiDataSourceJdbcResource instance responsible for providing all the necessary resources to be able to perform transactional database calls.

Returns:

Returns with the result of the function call.

Throws:

MetaException - Thrown in case of application error within the function