eu.dnetlib.data.mapreduce.hbase.oai.utils

Interface SetCollection

All Known Implementing Classes:

MongoSetCollection

public interface SetCollection

Collection of sets.

Author:

michele

Method Summary

Modifier and Type	Method and Description
boolean	containEnabledSet(String set, String publisherDBName) Test if a set is in this collection.
boolean	containSet(String set, String publisherDBName) Test if a set is in this collection.
int	count(String setSpec, String mdPrefix, String publisherDBName) Gets the number of elements in the set with the given set spec for the given metadata prefix.
List<SetInfo>	getAllSets(boolean enabledOnly, String publisherDBName) Get all sets.
String	getSetQuery(String set, String publisherDBName) Obtains the set query.

Method Detail

getAllSets

List<SetInfo> getAllSets(boolean enabledOnly,
                         String publisherDBName)

Get all sets.

Returns:

list of SetInfo instances

containSet

boolean containSet(String set,
                   String publisherDBName)

Test if a set is in this collection.

Parameters:

set - set spec

Returns:

true if the set is in this collection

containEnabledSet

boolean containEnabledSet(String set,
                          String publisherDBName)

Test if a set is in this collection.

Parameters:

set - set spec

Returns:

true if the set is in this collection

getSetQuery

String getSetQuery(String set,
                   String publisherDBName)

Obtains the set query.

Parameters:

set - set spec

Returns:

set CQL query

count

int count(String setSpec,
          String mdPrefix,
          String publisherDBName)

Gets the number of elements in the set with the given set spec for the given metadata prefix.

Parameters:

setSpec -

mdPrefix -

Returns:

-1 if the number of elements is unknown, 0 if the set is empty, a positive number otherwise.