org.fcrepo.indexer

Interface Indexer<Content>

Type Parameters:

Content - the type of content to index

All Known Implementing Classes:

AsynchIndexer, FileSerializer, JcrXmlPersistenceIndexer, SolrIndexer, SparqlIndexer, SynchIndexer

public interface Indexer<Content>

Main interface for individual indexers to implement. Each type of destination (Solr, triplestore, files, etc.) should have its own implementation. Abstract classes AsynchIndexer and {@link SynchIndexer are provided for convenience.

Author:

ajs6f, Esmé Cowles

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	Indexer.IndexerType Types of content processed by Indexers.
static interface	Indexer.NoContent Class for indexers that do not actually accept content.

Method Summary

Methods

Modifier and Type	Method and Description
Indexer.IndexerType	getIndexerType()
com.google.common.util.concurrent.ListenableFuture<?>	remove(String id) Remove the object from the index.
com.google.common.util.concurrent.ListenableFuture<?>	update(String id, Content content) Create or update an index entry for the object.

Method Detail

update

com.google.common.util.concurrent.ListenableFuture<?> update(String id,
                                                           Content content)
                                                             throws IOException

Create or update an index entry for the object.

Parameters:

id -

content -

Returns:

the results of addition

Throws:

IOException

remove

com.google.common.util.concurrent.ListenableFuture<?> remove(String id)
                                                             throws IOException

Remove the object from the index.

Parameters:

id -

Returns:

the results of removal

Throws:

IOException

getIndexerType

Indexer.IndexerType getIndexerType()

Returns:

What kind of indexer this is.