com.orientechnologies.orient.server.distributed.task

Class OAbstractRemoteTask

java.lang.Object

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

All Implemented Interfaces:

ORemoteTask

Direct Known Subclasses:

OAbstractReplicatedTask, OCloseQueryTask, ODropDatabaseTask, OEnterpriseStatsTask, OFetchQueryPageTask, OGossipTask, ORequestDatabaseConfigurationTask, ORestartServerTask, ORunQueryExecutionPlanTask, OStopServerTask, OSynchronizedTaskWrapper, OUnreachableServerLocalTask, OUpdateDatabaseConfigurationTask, OUpdateDatabaseSequenceStatusTask, OUpdateDatabaseStatusTask, OWaitPartitionsReadyTask

public abstract class OAbstractRemoteTask
extends Object
implements ORemoteTask

Base class for Tasks to be executed remotely.

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

Modifier and Type	Field and Description
static int[]	ALL
protected static int[]	ANY
protected static int[]	FAST_NOLOCK
protected static int[]	LOCK
protected String	nodeSource

Constructor Summary

Constructors

Constructor and Description
OAbstractRemoteTask() Constructor used from unmarshalling.

Method Summary

Modifier and Type	Method and Description
void	checkIsValid(ODistributedServerManager dManager) Checks the request is still valid.
abstract Object	execute(ODistributedRequestId requestId, OServer iServer, ODistributedServerManager iManager, ODatabaseDocumentInternal database)
void	fromStream(DataInput in, ORemoteTaskFactory factory)
long	getDistributedTimeout()
abstract String	getName()
String	getNodeSource()
int[]	getPartitionKey()
abstract OCommandDistributedReplicateRequest.QUORUM_TYPE	getQuorumType()
ORemoteTask.RESULT_STRATEGY	getResultStrategy()
long	getSynchronousTimeout(int iSynchNodes)
long	getTotalTimeout(int iTotalNodes)
boolean	hasResponse()
boolean	isIdempotent()
boolean	isNodeOnlineRequired()
boolean	isUsingDatabase()
void	setNodeSource(String nodeSource)
void	toStream(DataOutput out)
String	toString()

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

finished, getFactoryId, received

Field Detail

ALL

public static final int[] ALL

ANY

protected static final int[] ANY

LOCK

protected static final int[] LOCK

FAST_NOLOCK

protected static final int[] FAST_NOLOCK

nodeSource

protected transient String nodeSource

Constructor Detail

OAbstractRemoteTask

public OAbstractRemoteTask()

Constructor used from unmarshalling.

Method Detail

getName

public abstract String getName()

Specified by:

getName in interface ORemoteTask

getQuorumType

public abstract OCommandDistributedReplicateRequest.QUORUM_TYPE getQuorumType()

Specified by:

getQuorumType in interface ORemoteTask

execute

public abstract Object execute(ODistributedRequestId requestId,
                               OServer iServer,
                               ODistributedServerManager iManager,
                               ODatabaseDocumentInternal database)
                        throws Exception

Specified by:

execute in interface ORemoteTask

Throws:

Exception

getPartitionKey

public int[] getPartitionKey()

Specified by:

getPartitionKey in interface ORemoteTask

getDistributedTimeout

public long getDistributedTimeout()

Specified by:

getDistributedTimeout in interface ORemoteTask

getSynchronousTimeout

public long getSynchronousTimeout(int iSynchNodes)

Specified by:

getSynchronousTimeout in interface ORemoteTask

checkIsValid

public void checkIsValid(ODistributedServerManager dManager)

Description copied from interface: ORemoteTask

Checks the request is still valid.

Specified by:

checkIsValid in interface ORemoteTask

getTotalTimeout

public long getTotalTimeout(int iTotalNodes)

Specified by:

getTotalTimeout in interface ORemoteTask

hasResponse

public boolean hasResponse()

Specified by:

hasResponse in interface ORemoteTask

getResultStrategy

public ORemoteTask.RESULT_STRATEGY getResultStrategy()

Specified by:

getResultStrategy in interface ORemoteTask

toString

public String toString()

Overrides:

toString in class Object

getNodeSource

public String getNodeSource()

Specified by:

getNodeSource in interface ORemoteTask

setNodeSource

public void setNodeSource(String nodeSource)

Specified by:

setNodeSource in interface ORemoteTask

isIdempotent

public boolean isIdempotent()

Specified by:

isIdempotent in interface ORemoteTask

isNodeOnlineRequired

public boolean isNodeOnlineRequired()

Specified by:

isNodeOnlineRequired in interface ORemoteTask

isUsingDatabase

public boolean isUsingDatabase()

Specified by:

isUsingDatabase in interface ORemoteTask

toStream

public void toStream(DataOutput out)
              throws IOException

Specified by:

toStream in interface ORemoteTask

Throws:

IOException

fromStream

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

Specified by:

fromStream in interface ORemoteTask

Throws:

IOException