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

Class JSONReloadMessage

java.lang.Object

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

org.apache.hadoop.hive.metastore.messaging.ReloadMessage

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

public class JSONReloadMessage
extends ReloadMessage

JSON implementation of JSONReloadMessage

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
JSONReloadMessage() Default constructor, needed for Jackson.
JSONReloadMessage(String server, String servicePrincipal, Table tableObj, Partition ptnObj, boolean refreshEvent, Long timestamp)

Method Summary

Modifier and Type	Method and Description
String	getDB() Getter for the name of the Database on which the Metastore operation is done.
Partition	getPtnObj() Get the partition object associated with the insert
String	getServer() Getter for HCatalog Server's URL.
String	getServicePrincipal() Getter for the Kerberos principal of the HCatalog service.
String	getTable() Getter for the name of the table being insert into.
Table	getTableObj() Get the table object associated with the insert
Long	getTimestamp() Getter for the timestamp associated with the operation.
boolean	isRefreshEvent() Getter for the replace flag being insert into/overwrite
String	toString()

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

checkValid

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

getEventType

Methods inherited from class java.lang.Object

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

Constructor Detail

JSONReloadMessage

public JSONReloadMessage()

Default constructor, needed for Jackson.

JSONReloadMessage

public JSONReloadMessage(String server,
                         String servicePrincipal,
                         Table tableObj,
                         Partition ptnObj,
                         boolean refreshEvent,
                         Long timestamp)

Method Detail

getTable

public String getTable()

Description copied from class: ReloadMessage

Getter for the name of the table being insert into.

Specified by:

getTable in class ReloadMessage

Returns:

Table-name (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).

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).

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).

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).

isRefreshEvent

public boolean isRefreshEvent()

Description copied from class: ReloadMessage

Getter for the replace flag being insert into/overwrite

Specified by:

isRefreshEvent in class ReloadMessage

Returns:

Replace flag to represent INSERT INTO or INSERT OVERWRITE (Boolean).

getTableObj

public Table getTableObj()
                  throws Exception

Description copied from class: ReloadMessage

Get the table object associated with the insert

Specified by:

getTableObj in class ReloadMessage

Returns:

The Json format of Table object

Throws:

Exception

getPtnObj

public Partition getPtnObj()
                    throws Exception

Description copied from class: ReloadMessage

Get the partition object associated with the insert

Specified by:

getPtnObj in class ReloadMessage

Returns:

The Json format of Partition object if the table is partitioned else return null.

Throws:

Exception

toString

public String toString()

Overrides:

toString in class Object