org.apache.cayenne.reflect
Class IdMapKeyAccessor

java.lang.Object
  org.apache.cayenne.reflect.IdMapKeyAccessor

All Implemented Interfaces:

Serializable, Accessor

public class IdMapKeyAccessor
extends Object
implements Accessor

A stateless read-only accessor of the map key value that is based on the Persistent object id. For single-column ID's the accessor returns a single value (e.g. an Integer). For multi-column ID's it returns the ObjectId.

Since:

3.0

See Also:

Serialized Form

Field Summary

static Accessor

SHARED_ACCESSOR

Constructor Summary

IdMapKeyAccessor()

Method Summary

String	getName() Returns property name.
Object	getValue(Object object) Returns a property value of an object without disturbing the object fault status.
void	setValue(Object object, Object newValue) Sets a property value of an object without disturbing the object fault status.

Methods inherited from class java.lang.Object

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

Field Detail

SHARED_ACCESSOR

public static final Accessor SHARED_ACCESSOR

Constructor Detail

IdMapKeyAccessor

public IdMapKeyAccessor()

Method Detail

getName

public String getName()

Description copied from interface: Accessor

Returns property name.

Specified by:

getName in interface Accessor

getValue

public Object getValue(Object object)
                throws PropertyException

Description copied from interface: Accessor

Returns a property value of an object without disturbing the object fault status.

Specified by:

getValue in interface Accessor

Throws:

PropertyException

setValue

public void setValue(Object object,
                     Object newValue)
              throws PropertyException

Description copied from interface: Accessor

Sets a property value of an object without disturbing the object fault status. Old value of the property is specified as a hint.

Specified by:

setValue in interface Accessor

Throws:

PropertyException