org.apache.hadoop.hive.metastore.messaging.json

Class JSONCommitTxnMessage

java.lang.Object

org.apache.hadoop.hive.metastore.messaging.EventMessage

org.apache.hadoop.hive.metastore.messaging.CommitTxnMessage

org.apache.hadoop.hive.metastore.messaging.json.JSONCommitTxnMessage

public class JSONCommitTxnMessage
extends CommitTxnMessage

JSON implementation of CommitTxnMessage

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hive.metastore.messaging.EventMessage

EventMessage.EventType

Field Summary

Fields inherited from class org.apache.hadoop.hive.metastore.messaging.EventMessage

eventType

Constructor Summary

Constructors

Constructor and Description
JSONCommitTxnMessage() Default constructor, needed for Jackson.
JSONCommitTxnMessage(String server, String servicePrincipal, Long txnid, Long timestamp)

Method Summary

Modifier and Type	Method and Description
void	addWriteEventInfo(List<WriteEventInfo> writeEventInfoList)
List<String>	getDatabases()
String	getDB() Getter for the name of the Database on which the Metastore operation is done.
String	getFiles(int idx)
List<String>	getFilesList()
Partition	getPartitionObj(int idx)
List<String>	getPartitions()
String	getServer() Getter for HCatalog Server's URL.
String	getServicePrincipal() Getter for the Kerberos principal of the HCatalog service.
Table	getTableObj(int idx)
List<String>	getTables()
Long	getTimestamp() Getter for the timestamp associated with the operation.
Long	getTxnId() Get the transaction id to be committed.
List<Long>	getWriteIds()
String	toString()

Methods inherited from class org.apache.hadoop.hive.metastore.messaging.EventMessage

checkValid, getEventType

Methods inherited from class java.lang.Object

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

Constructor Detail

JSONCommitTxnMessage

public JSONCommitTxnMessage()

Default constructor, needed for Jackson.

JSONCommitTxnMessage

public JSONCommitTxnMessage(String server,
                            String servicePrincipal,
                            Long txnid,
                            Long timestamp)

Method Detail

getTxnId

public Long getTxnId()

Description copied from class: CommitTxnMessage

Get the transaction id to be committed.

Specified by:

getTxnId in class CommitTxnMessage

Returns:

The TxnId

getTimestamp

public Long getTimestamp()

Description copied from class: EventMessage

Getter for the timestamp associated with the operation.

Specified by:

getTimestamp in class EventMessage

Returns:

Timestamp (Long - seconds since epoch).

getDB

public String getDB()

Description copied from class: EventMessage

Getter for the name of the Database on which the Metastore operation is done.

Specified by:

getDB in class EventMessage

Returns:

Database-name (String).

getServicePrincipal

public String getServicePrincipal()

Description copied from class: EventMessage

Getter for the Kerberos principal of the HCatalog service.

Specified by:

getServicePrincipal in class EventMessage

Returns:

HCatalog Service Principal (String).

getServer

public String getServer()

Description copied from class: EventMessage

Getter for HCatalog Server's URL. (This is where the event originates from.)

Specified by:

getServer in class EventMessage

Returns:

HCatalog Server's URL (String).

getWriteIds

public List<Long> getWriteIds()

Specified by:

getWriteIds in class CommitTxnMessage

getDatabases

public List<String> getDatabases()

Specified by:

getDatabases in class CommitTxnMessage

getTables

public List<String> getTables()

Specified by:

getTables in class CommitTxnMessage

getPartitions

public List<String> getPartitions()

Specified by:

getPartitions in class CommitTxnMessage

getTableObj

public Table getTableObj(int idx)
                  throws Exception

Specified by:

getTableObj in class CommitTxnMessage

Throws:

Exception

getPartitionObj

public Partition getPartitionObj(int idx)
                          throws Exception

Specified by:

getPartitionObj in class CommitTxnMessage

Throws:

Exception

getFiles

public String getFiles(int idx)

Specified by:

getFiles in class CommitTxnMessage

getFilesList

public List<String> getFilesList()

Specified by:

getFilesList in class CommitTxnMessage

addWriteEventInfo

public void addWriteEventInfo(List<WriteEventInfo> writeEventInfoList)

Specified by:

addWriteEventInfo in class CommitTxnMessage

toString

public String toString()

Overrides:

toString in class Object