org.dspace.xoai.filter

Class DSpaceMetadataExistsFilter

java.lang.Object

org.dspace.xoai.filter.DSpaceFilter

org.dspace.xoai.filter.DSpaceMetadataExistsFilter

All Implemented Interfaces:

com.lyncode.xoai.dataprovider.data.Filter

public class DSpaceMetadataExistsFilter
extends DSpaceFilter

This filter allows one to retrieve (from the data source) those items which contains at least one metadata field value defined, it allows one to define multiple metadata fields to check against.

One line summary: At least one metadata field defined

Author:

Ariel J. Lira , Lyncode Development Team

Field Summary

Fields inherited from class org.dspace.xoai.filter.DSpaceFilter

configuration, context, fieldResolver

Constructor Summary

Constructors

Constructor and Description
DSpaceMetadataExistsFilter()

Method Summary

Methods

Modifier and Type	Method and Description
DatabaseFilterResult	buildDatabaseQuery(Context context)
SolrFilterResult	buildSolrQuery()
boolean	isShown(DSpaceItem item)

Methods inherited from class org.dspace.xoai.filter.DSpaceFilter

getConfiguration, getContext, getFieldResolver, isItemShown, setConfiguration, setContext, setFieldResolver

Methods inherited from class java.lang.Object

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

Constructor Detail

DSpaceMetadataExistsFilter

public DSpaceMetadataExistsFilter()

Method Detail

buildDatabaseQuery

public DatabaseFilterResult buildDatabaseQuery(Context context)

Specified by:

buildDatabaseQuery in class DSpaceFilter

isShown

public boolean isShown(DSpaceItem item)

Specified by:

isShown in class DSpaceFilter

buildSolrQuery

public SolrFilterResult buildSolrQuery()

Specified by:

buildSolrQuery in class DSpaceFilter