org.databene.platform.db.model
Class DBNotNullConstraint

java.lang.Object
  org.databene.platform.db.model.DBConstraint
      org.databene.platform.db.model.DBNotNullConstraint

public class DBNotNullConstraint
extends DBConstraint

Represents a database not-null constraint.

Created: 06.01.2007 09:00:49

Author:

Volker Bergmann

Field Summary

Fields inherited from class org.databene.platform.db.model.DBConstraint

name

Constructor Summary

DBNotNullConstraint(DBColumn column)

DBNotNullConstraint(java.lang.String name, DBColumn column)

Method Summary

DBColumn[]	getColumns() Returns the columns which constitute this constraint
DBTable	getOwner() Returns the table which owns this constraint

Methods inherited from class org.databene.platform.db.model.DBConstraint

equals, getName, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

DBNotNullConstraint

public DBNotNullConstraint(DBColumn column)

Parameters:

column - the DBColumn that is not nullable

DBNotNullConstraint

public DBNotNullConstraint(java.lang.String name,
                           DBColumn column)

Parameters:

name - the constraint name - it may be null

column - the DBColumn that is not nullable

Method Detail

getOwner

public DBTable getOwner()

Description copied from class: DBConstraint

Returns the table which owns this constraint

Specified by:

getOwner in class DBConstraint

Returns:

the table which owns this constraint

getColumns

public DBColumn[] getColumns()

Description copied from class: DBConstraint

Returns the columns which constitute this constraint

Specified by:

getColumns in class DBConstraint

Returns:

the columns which constitute this constraint