org.fcrepo.kernel.api.services

Interface Service<T>

All Known Subinterfaces:

BinaryService, ContainerService, NodeService, TimeMapService

All Known Implementing Classes:

BinaryServiceImpl, ContainerServiceImpl, NodeServiceImpl, TimeMapServiceImpl

public interface Service<T>

Since:

Feb 21, 2014

Author:

bbpennel, barmintor

Method Summary

Modifier and Type	Method and Description
boolean	exists(FedoraSession session, String path) Test whether T exists at the given path in the repository
T	find(FedoraSession session, String path) Retrieve an existing T instance by session and path
T	findOrCreate(FedoraSession session, String path) Retrieve a T instance by session and path

Method Detail

exists

boolean exists(FedoraSession session,
               String path)

Test whether T exists at the given path in the repository

Parameters:

path - the path

session - the session

Returns:

whether T exists at the given path

find

T find(FedoraSession session,
       String path)

Retrieve an existing T instance by session and path

Parameters:

path - the path to the node

session - the session

Returns:

retrieved T

findOrCreate

T findOrCreate(FedoraSession session,
               String path)

Retrieve a T instance by session and path

Parameters:

session - the session

path - the path to the node

Returns:

retrieved T