org.fcrepo.server.storage.lowlevel
Interface IListable

All Known Implementing Classes:

AkubraLowlevelStorage, AkubraLowlevelStorageModule, DefaultLowlevelStorage, DefaultLowlevelStorageModule

public interface IListable

Interface for ILowlevelStorage implementations that are capable of listing their contents. This capability is required in order to support Fedora's rebuilder utility.

Since:

Fedora 3.2

Author:

Chris Wilper

Method Summary

Iterator<String>	listDatastreams() Lists all stored datastreams in no particular order.
Iterator<String>	listObjects() Lists all stored objects in no particular order.

Method Detail

listObjects

Iterator<String> listObjects()

Lists all stored objects in no particular order.

Returns:

an iterator of all stored object pids.

listDatastreams

Iterator<String> listDatastreams()

Lists all stored datastreams in no particular order.

Returns:

an iterator of all stored datastream keys, each in the following format: $pid "+" $dsId "+" $dsVersionId