org.apache.cayenne.merge
Class SetValueForNullToDb

java.lang.Object
  extended by org.apache.cayenne.merge.AbstractToDbToken
      extended by org.apache.cayenne.merge.SetValueForNullToDb
All Implemented Interfaces:
Comparable<MergerToken>, MergerToken

public class SetValueForNullToDb
extends AbstractToDbToken


Constructor Summary
SetValueForNullToDb(DbEntity entity, DbAttribute column, ValueForNullProvider valueForNullProvider)
           
 
Method Summary
 int compareTo(MergerToken o)
           
 MergerToken createReverse(MergerFactory factory)
          Create a token with the reverse direction.
 List<String> createSql(DbAdapter adapter)
           
 DbAttribute getColumn()
           
 DbEntity getEntity()
           
protected  QuotingStrategy getQuotingStrategy(DbAdapter adapter)
           
 String getTokenName()
           
 String getTokenValue()
           
 
Methods inherited from class org.apache.cayenne.merge.AbstractToDbToken
execute, executeSql, getDirection, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

SetValueForNullToDb

public SetValueForNullToDb(DbEntity entity,
                           DbAttribute column,
                           ValueForNullProvider valueForNullProvider)
Method Detail

createSql

public List<String> createSql(DbAdapter adapter)
Specified by:
createSql in class AbstractToDbToken

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.


getTokenName

public String getTokenName()

getColumn

public DbAttribute getColumn()

getTokenValue

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

getEntity

public DbEntity getEntity()

getQuotingStrategy

protected QuotingStrategy getQuotingStrategy(DbAdapter adapter)

compareTo

public int compareTo(MergerToken o)


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