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

Class OSyncDatabaseDeltaTask

java.lang.Object

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

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

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

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

All Implemented Interfaces:

OCommandOutputListener, ORemoteTask

public class OSyncDatabaseDeltaTask
extends OAbstractSyncDatabaseTask

Ask for synchronization of delta of chanegs on database from a remote node.

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	FACTORYID
protected Set<String>	includeClusterNames

Fields inherited from class com.orientechnologies.orient.server.distributed.impl.task.OAbstractSyncDatabaseTask

CHUNK_MAX_SIZE, DEPLOYDB, lastOperationTimestamp, random

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, FAST_NOLOCK, LOCK, nodeSource

Constructor Summary

Constructors

Constructor and Description
OSyncDatabaseDeltaTask()
OSyncDatabaseDeltaTask(OLogSequenceNumber iFirstLSN, long lastOperationTimestamp)

Method Summary

Modifier and Type	Method and Description
protected ODistributedDatabase	checkIfCurrentDatabaseIsNotOlder(ODistributedServerManager iManager, String databaseName, ODatabaseDocumentInternal database)
protected Object	deltaBackup(ODistributedRequestId requestId, ODistributedServerManager iManager, ODatabaseDocumentInternal database, String databaseName)
Object	execute(ODistributedRequestId requestId, OServer iServer, ODistributedServerManager iManager, ODatabaseDocumentInternal database)
void	fromStream(DataInput in, ORemoteTaskFactory factory)
int	getFactoryId()
String	getName()
void	includeClusterName(String name)
void	toStream(DataOutput out)

Methods inherited from class com.orientechnologies.orient.server.distributed.impl.task.OAbstractSyncDatabaseTask

databaseIsOld, getDistributedTimeout, getQuorumType, getResultStrategy, isNodeOnlineRequired, onMessage, readOptionalLSN, writeOptionalLSN

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

checkIsValid, getNodeSource, getPartitionKey, getSynchronousTimeout, getTotalTimeout, hasResponse, isIdempotent, isUsingDatabase, setNodeSource, 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, received

Field Detail

FACTORYID

public static final int FACTORYID

See Also:

Constant Field Values

includeClusterNames

protected Set<String> includeClusterNames

Constructor Detail

OSyncDatabaseDeltaTask

public OSyncDatabaseDeltaTask()

OSyncDatabaseDeltaTask

public OSyncDatabaseDeltaTask(OLogSequenceNumber iFirstLSN,
                              long lastOperationTimestamp)

Method Detail

execute

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

Specified by:

execute in interface ORemoteTask

Specified by:

execute in class OAbstractRemoteTask

Throws:

Exception

includeClusterName

public void includeClusterName(String name)

deltaBackup

protected Object deltaBackup(ODistributedRequestId requestId,
                             ODistributedServerManager iManager,
                             ODatabaseDocumentInternal database,
                             String databaseName)
                      throws IOException,
                             InterruptedException

Throws:

IOException

InterruptedException

checkIfCurrentDatabaseIsNotOlder

protected ODistributedDatabase checkIfCurrentDatabaseIsNotOlder(ODistributedServerManager iManager,
                                                                String databaseName,
                                                                ODatabaseDocumentInternal database)

getName

public String getName()

Specified by:

getName in interface ORemoteTask

Specified by:

getName in class OAbstractRemoteTask

toStream

public void toStream(DataOutput out)
              throws IOException

Specified by:

toStream in interface ORemoteTask

Overrides:

toStream in class OAbstractRemoteTask

Throws:

IOException

fromStream

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

Specified by:

fromStream in interface ORemoteTask

Overrides:

fromStream in class OAbstractRemoteTask

Throws:

IOException

getFactoryId

public int getFactoryId()