de.intarsys.tools.reflect

Class GenericRelationHandler

java.lang.Object

de.intarsys.tools.reflect.RelationHandlerAdapter

de.intarsys.tools.reflect.GenericRelationHandler

All Implemented Interfaces:

IRelationHandler

public class GenericRelationHandler
extends RelationHandlerAdapter

The relation is implemented using basic "intarsys" style reflection.

Constructor Summary

Constructors

Constructor and Description
GenericRelationHandler(String attribute)

Method Summary

Methods

Modifier and Type	Method and Description
Object[]	get(Object owner) The objects associated with owner.
String	getAttribute()
Object	insert(Object owner, Object value) Add a new object to the association in owner.
Object	remove(Object owner, Object value) Remove an object from the association in owner.
int	size(Object owner) The number of objects associated with owner.
Object	update(Object owner, Object value, Object newValue) Update value in the association for owner to newValue

Methods inherited from class de.intarsys.tools.reflect.RelationHandlerAdapter

getOwner

Methods inherited from class java.lang.Object

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

Constructor Detail

GenericRelationHandler

public GenericRelationHandler(String attribute)

Method Detail

get

public Object[] get(Object owner)

Description copied from interface: IRelationHandler

The objects associated with owner.

Specified by:

get in interface IRelationHandler

Overrides:

get in class RelationHandlerAdapter

Returns:

The objects associated with owner.

getAttribute

public String getAttribute()

insert

public Object insert(Object owner,
            Object value)

Description copied from interface: IRelationHandler

Add a new object to the association in owner.

Specified by:

insert in interface IRelationHandler

Overrides:

insert in class RelationHandlerAdapter

Returns:

The object inserted

remove

public Object remove(Object owner,
            Object value)

Description copied from interface: IRelationHandler

Remove an object from the association in owner.

Specified by:

remove in interface IRelationHandler

Overrides:

remove in class RelationHandlerAdapter

Returns:

The object removed

size

public int size(Object owner)

Description copied from interface: IRelationHandler

The number of objects associated with owner.

Specified by:

size in interface IRelationHandler

Overrides:

size in class RelationHandlerAdapter

Returns:

The number of objects associated with owner.

update

public Object update(Object owner,
            Object value,
            Object newValue)

Description copied from interface: IRelationHandler

Update value in the association for owner to newValue

Specified by:

update in interface IRelationHandler

Overrides:

update in class RelationHandlerAdapter

Returns:

The newly associated object