com.orientechnologies.orient.server.distributed.impl.task

Class OAbstractReadRecordTask

java.lang.Object

com.orientechnologies.orient.server.distributed.task.OAbstractRemoteTask

com.orientechnologies.orient.server.distributed.task.OAbstractReplicatedTask

com.orientechnologies.orient.server.distributed.task.OAbstractRecordReplicatedTask

com.orientechnologies.orient.server.distributed.impl.task.OAbstractReadRecordTask

All Implemented Interfaces:

ORemoteTask

Direct Known Subclasses:

OReadRecordIfNotLatestTask, OReadRecordTask

public abstract class OAbstractReadRecordTask
extends OAbstractRecordReplicatedTask

Abstract class for distributed reads.

Author:

Luca Garulli (l.garulli--at--orientdb.com)

Nested Class Summary

Nested classes/interfaces inherited from interface com.orientechnologies.orient.server.distributed.task.ORemoteTask

ORemoteTask.RESULT_STRATEGY

Field Summary

Fields inherited from class com.orientechnologies.orient.server.distributed.task.OAbstractRecordReplicatedTask

lockRecords, partitionKey, previousRecord, rid, version

Fields inherited from class com.orientechnologies.orient.server.distributed.task.OAbstractReplicatedTask

lastLSN

Fields inherited from class com.orientechnologies.orient.server.distributed.task.OAbstractRemoteTask

ALL, ANY, nodeSource

Constructor Summary

Constructors

Constructor and Description
OAbstractReadRecordTask()
OAbstractReadRecordTask(com.orientechnologies.orient.core.id.ORecordId iRid)

Method Summary

Modifier and Type	Method and Description
Object	executeRecordTask(ODistributedRequestId requestId, OServer iServer, ODistributedServerManager iManager, com.orientechnologies.orient.core.db.ODatabaseDocumentInternal database)
void	fromStream(DataInput in, ORemoteTaskFactory factory)
com.orientechnologies.orient.core.command.OCommandDistributedReplicateRequest.QUORUM_TYPE	getQuorumType()
com.orientechnologies.orient.core.record.ORecord	getRecord()
boolean	isIdempotent()
void	toStream(DataOutput out)
String	toString()

Methods inherited from class com.orientechnologies.orient.server.distributed.task.OAbstractRecordReplicatedTask

checkForClusterAvailability, checkRecordExists, execute, getPartitionKey, getRid, getVersion, prepareUndoOperation, setLastLSN, setLockRecords

Methods inherited from class com.orientechnologies.orient.server.distributed.task.OAbstractReplicatedTask

getFixTask, getLastLSN, getUndoTask

Methods inherited from class com.orientechnologies.orient.server.distributed.task.OAbstractRemoteTask

getDistributedTimeout, getName, getNodeSource, getResultStrategy, getSynchronousTimeout, getTotalTimeout, isNodeOnlineRequired, isUsingDatabase, setNodeSource

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.orientechnologies.orient.server.distributed.task.ORemoteTask

getFactoryId

Constructor Detail

OAbstractReadRecordTask

public OAbstractReadRecordTask()

OAbstractReadRecordTask

public OAbstractReadRecordTask(com.orientechnologies.orient.core.id.ORecordId iRid)

Method Detail

getRecord

public com.orientechnologies.orient.core.record.ORecord getRecord()

Specified by:

getRecord in class OAbstractRecordReplicatedTask

executeRecordTask

public Object executeRecordTask(ODistributedRequestId requestId,
                                OServer iServer,
                                ODistributedServerManager iManager,
                                com.orientechnologies.orient.core.db.ODatabaseDocumentInternal database)
                         throws Exception

Specified by:

executeRecordTask in class OAbstractRecordReplicatedTask

Throws:

Exception

toStream

public void toStream(DataOutput out)
              throws IOException

Specified by:

toStream in interface ORemoteTask

Overrides:

toStream in class OAbstractRecordReplicatedTask

Throws:

IOException

fromStream

public void fromStream(DataInput in,
                       ORemoteTaskFactory factory)
                throws IOException

Specified by:

fromStream in interface ORemoteTask

Overrides:

fromStream in class OAbstractRecordReplicatedTask

Throws:

IOException

getQuorumType

public com.orientechnologies.orient.core.command.OCommandDistributedReplicateRequest.QUORUM_TYPE getQuorumType()

Specified by:

getQuorumType in interface ORemoteTask

Specified by:

getQuorumType in class OAbstractRemoteTask

toString

public String toString()

Overrides:

toString in class OAbstractRecordReplicatedTask

isIdempotent

public boolean isIdempotent()

Specified by:

isIdempotent in interface ORemoteTask

Overrides:

isIdempotent in class OAbstractRemoteTask