org.apache.cayenne.dbsync.merge.token

Class DummyReverseToken

java.lang.Object

org.apache.cayenne.dbsync.merge.token.DummyReverseToken

All Implemented Interfaces:

Comparable<MergerToken>, MergerToken

public class DummyReverseToken
extends Object
implements MergerToken

The reverse of a MergerToken that can not be reversed.. This will not execute any thing, but createReverse(MergerTokenFactory) will get back the reverse that this was made from.

Constructor Summary

Constructors

Constructor and Description
DummyReverseToken(MergerToken reverse)

Method Summary

Modifier and Type	Method and Description
int	compareTo(MergerToken o)
MergerToken	createReverse(MergerTokenFactory factory) Create a complimentary token with the reverse direction.
void	execute(MergerContext mergerContext) Executes synchronization operation.
MergeDirection	getDirection() The direction of this token.
int	getSortingWeight()
String	getTokenName()
String	getTokenValue()
boolean	isEmpty()

Methods inherited from class java.lang.Object

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

Constructor Detail

DummyReverseToken

public DummyReverseToken(MergerToken reverse)

Method Detail

createReverse

public MergerToken createReverse(MergerTokenFactory factory)

Description copied from interface: MergerToken

Create a complimentary token with the reverse direction. AddColumn in one direction becomes DropColumn in the other direction.

Not all tokens are reversible.

Specified by:

createReverse in interface MergerToken

execute

public void execute(MergerContext mergerContext)

Description copied from interface: MergerToken

Executes synchronization operation.

Specified by:

execute in interface MergerToken

Parameters:

mergerContext - merge operation context.

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface MergerToken

getDirection

public MergeDirection getDirection()

Description copied from interface: MergerToken

The direction of this token. One of MergeDirection.TO_DB or MergeDirection.TO_MODEL

Specified by:

getDirection in interface MergerToken

getTokenName

public String getTokenName()

Specified by:

getTokenName in interface MergerToken

getTokenValue

public String getTokenValue()

Specified by:

getTokenValue in interface MergerToken

getSortingWeight

public int getSortingWeight()

Specified by:

getSortingWeight in interface MergerToken

compareTo

public int compareTo(MergerToken o)

Specified by:

compareTo in interface Comparable<MergerToken>