com.orientechnologies.orient.core.conflict

Class OVersionRecordConflictStrategy

java.lang.Object

com.orientechnologies.orient.core.conflict.OVersionRecordConflictStrategy

All Implemented Interfaces:

ORecordConflictStrategy

Direct Known Subclasses:

OAutoMergeRecordConflictStrategy, OContentRecordConflictStrategy

public class OVersionRecordConflictStrategy
extends Object
implements ORecordConflictStrategy

Default strategy that checks the record version number: if the current update has a version different than stored one, then a OConcurrentModificationException is thrown.

Author:

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

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME

Constructor Summary

Constructors

Constructor and Description
OVersionRecordConflictStrategy()

Method Summary

Modifier and Type	Method and Description
protected void	checkVersions(ORecordId rid, int iRecordVersion, int iDatabaseVersion)
String	getName()
byte[]	onUpdate(OStorage storage, byte iRecordType, ORecordId rid, int iRecordVersion, byte[] iRecordContent, AtomicInteger iDatabaseVersion)

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

Constructor Detail

OVersionRecordConflictStrategy

public OVersionRecordConflictStrategy()

Method Detail

onUpdate

public byte[] onUpdate(OStorage storage,
                       byte iRecordType,
                       ORecordId rid,
                       int iRecordVersion,
                       byte[] iRecordContent,
                       AtomicInteger iDatabaseVersion)

Specified by:

onUpdate in interface ORecordConflictStrategy

getName

public String getName()

Specified by:

getName in interface ORecordConflictStrategy

checkVersions

protected void checkVersions(ORecordId rid,
                             int iRecordVersion,
                             int iDatabaseVersion)