org.apache.cayenne.merge
Class SetAllowNullToModel

java.lang.Object
  extended by org.apache.cayenne.merge.AbstractToModelToken
      extended by org.apache.cayenne.merge.SetAllowNullToModel
All Implemented Interfaces:
MergerToken

public class SetAllowNullToModel
extends AbstractToModelToken

A MergerToken to set the mandatory field of a DbAttribute to false


Constructor Summary
SetAllowNullToModel(DbEntity entity, DbAttribute column)
           
 
Method Summary
 MergerToken createReverse(MergerFactory factory)
          Create a token with the reverse direction.
 void execute(MergerContext mergerContext)
           
 DbAttribute getColumn()
           
 DbEntity getEntity()
           
 String getTokenName()
           
 String getTokenValue()
           
 
Methods inherited from class org.apache.cayenne.merge.AbstractToModelToken
getDirection, objEntitiesMappedToDbEntity, remove, remove, synchronizeWithObjEntity, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

SetAllowNullToModel

public SetAllowNullToModel(DbEntity entity,
                           DbAttribute column)
Method Detail

createReverse

public MergerToken createReverse(MergerFactory factory)
Description copied from interface: MergerToken
Create a token with the reverse direction. AddColumn in one direction becomes DropColumn in the other direction.

Not all tokens are reversible.


execute

public void execute(MergerContext mergerContext)

getTokenName

public String getTokenName()

getColumn

public DbAttribute getColumn()

getTokenValue

public String getTokenValue()
Specified by:
getTokenValue in interface MergerToken

getEntity

public DbEntity getEntity()


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