org.apache.ojb.broker.core
Class MtoNBroker

java.lang.Object
  org.apache.ojb.broker.core.MtoNBroker

public class MtoNBroker

extends java.lang.Object

Manage all stuff related to non-decomposed M:N association.

Version:

$Id: MtoNBroker.java,v 1.6 2004/02/17 20:52:30 baserose Exp $

Author:

Thomas Mahler, Leandro Rodrigo Saad Cruz, Matthew Baird, Jakob Braeuchi, Armin Waibel

Constructor Summary

MtoNBroker(PersistenceBroker broker)

Method Summary

void	deleteMtoNImplementor(CollectionDescriptor cod, java.lang.Object obj) delete all rows from m:n table belonging to obj
void	deleteMtoNImplementor(CollectionDescriptor cod, java.lang.Object obj, java.util.Collection relatedObjects, java.util.Collection mnKeys) deletes all rows from m:n table that are not used in relatedObjects
void	deleteMtoNImplementor(MtoNImplementor m2n)
java.util.Collection	getMtoNImplementor(CollectionDescriptor cod, java.lang.Object obj) get a Collection of Keys of already existing m:n rows
void	storeMtoNImplementor(CollectionDescriptor cod, java.lang.Object obj, java.lang.Object otherObj, java.util.Collection mnKeys) Stores new values of a M:N association in a indirection table.
void	storeMtoNImplementor(MtoNImplementor m2n)

Methods inherited from class java.lang.Object

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

Constructor Detail

MtoNBroker

public MtoNBroker(PersistenceBroker broker)

Method Detail

storeMtoNImplementor

public void storeMtoNImplementor(CollectionDescriptor cod,
                                 java.lang.Object obj,
                                 java.lang.Object otherObj,
                                 java.util.Collection mnKeys)

Stores new values of a M:N association in a indirection table.

getMtoNImplementor

public java.util.Collection getMtoNImplementor(CollectionDescriptor cod,
                                               java.lang.Object obj)

get a Collection of Keys of already existing m:n rows

Parameters:

cod -

obj -

Returns:

Collection of Key

deleteMtoNImplementor

public void deleteMtoNImplementor(CollectionDescriptor cod,
                                  java.lang.Object obj)

delete all rows from m:n table belonging to obj

Parameters:

cod -

obj -

deleteMtoNImplementor

public void deleteMtoNImplementor(CollectionDescriptor cod,
                                  java.lang.Object obj,
                                  java.util.Collection relatedObjects,
                                  java.util.Collection mnKeys)

deletes all rows from m:n table that are not used in relatedObjects

Parameters:

cod -

obj -

relatedObjects -

mnKeys -

storeMtoNImplementor

public void storeMtoNImplementor(MtoNImplementor m2n)

Parameters:

m2n -

deleteMtoNImplementor

public void deleteMtoNImplementor(MtoNImplementor m2n)

Parameters:

m2n -