org.apache.openejb.jee

Interface Keyable<K>

All Known Subinterfaces:

EjbReference, Field, JndiReference, PersistenceRef, RelationField

All Known Implementing Classes:

ApplicationException, AttributeOverride, Basic, DataSource, EjbLocalRef, EjbRef, Entity, EnvEntry, ExceptionMapping, Icon, Id, JMSConnectionFactory, JMSDestination, ManyToMany, ManyToOne, MappedSuperclass, MessageDestination, MessageDestinationRef, OneToMany, OneToOne, PackageMapping, PersistenceContextRef, PersistenceUnitRef, PortComponent, ResourceEnvRef, ResourceRef, ServiceEndpointInterfaceMapping, ServiceRef, Transient, WebserviceDescription, WebserviceDescription, WebserviceEndpoint

public interface Keyable<K>

A keyable object can provide an immutable key for this object.

It is important for the key to not be mutable and that the key value itself is not changed in the object. If this happens any AutoIndex, or Map using this key will break.

Method Summary

Modifier and Type	Method and Description
K	getKey() Gets the immutable key for this object.

Method Detail

getKey

K getKey()

Gets the immutable key for this object.

Returns:

gets the immutable key for this object