Package org.mycore.oai

Class MCROAISolrSearcher

java.lang.Object

org.mycore.oai.MCROAISearcher

org.mycore.oai.MCROAISolrSearcher

public class MCROAISolrSearcher
extends MCROAISearcher

Solr searcher implementation. Uses cursors.

Author:

Matthias Eichner

Field Summary

Fields

Modifier and Type	Field	Description
protected static final Logger	LOGGER

Fields inherited from class org.mycore.oai.MCROAISearcher

expire, id, identify, metadataFormat, partitionSize, runningExpirationTimer, setManager

Constructor Summary

Constructors

Constructor	Description
MCROAISolrSearcher()

Method Summary

Modifier and Type	Method	Description
Optional<Instant>	getEarliestTimestamp()	Returns the earliest created/modified record time stamp.
Optional<org.mycore.oai.pmh.Header>	getHeader(String mcrId)
MCROAIResult	query(String cursor)
MCROAIResult	query(MCRSet set, Instant from, Instant until)
protected MCROAISolrResult	solrQuery(Optional<String> cursor)

Methods inherited from class org.mycore.oai.MCROAISearcher

getConfigPrefix, getExpirationTime, getID, getMetadataFormat, getObjectManager, getPartitionSize, getSetManager, init, isExpired, updateRunningExpirationTimer

Methods inherited from class java.lang.Object

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

Field Details

LOGGER

protected static final Logger LOGGER

Constructor Details

MCROAISolrSearcher

public MCROAISolrSearcher()

Method Details

getHeader

public Optional<org.mycore.oai.pmh.Header> getHeader(String mcrId)

Specified by:

getHeader in class MCROAISearcher

query

public MCROAIResult query(String cursor)

Specified by:

query in class MCROAISearcher

query

public MCROAIResult query(MCRSet set,
 Instant from,
 Instant until)

Specified by:

query in class MCROAISearcher

solrQuery

protected MCROAISolrResult solrQuery(Optional<String> cursor)
                              throws org.apache.solr.client.solrj.SolrServerException,
IOException

Throws:

org.apache.solr.client.solrj.SolrServerException

IOException

getEarliestTimestamp

public Optional<Instant> getEarliestTimestamp()

Description copied from class: MCROAISearcher

Returns the earliest created/modified record time stamp. If the earliest time stamp cannot be retrieved an empty optional is returned.

Specified by:

getEarliestTimestamp in class MCROAISearcher

Returns:

the earliest created/modified time stamp