de.pangaea.metadataportal.harvester
Class OAIMetadataDocument

java.lang.Object
  de.pangaea.metadataportal.harvester.MetadataDocument
      de.pangaea.metadataportal.harvester.OAIMetadataDocument

public class OAIMetadataDocument
extends MetadataDocument

Special implementation of MetadataDocument that adds OAI set support to internal fields

Author:

Uwe Schindler

Nested Class Summary

Nested classes/interfaces inherited from class de.pangaea.metadataportal.harvester.MetadataDocument

MetadataDocument.XMLConverter

Field Summary

protected Set<String>

sets

Fields inherited from class de.pangaea.metadataportal.harvester.MetadataDocument

datestamp, deleted, iconfig, identifier

Constructor Summary

OAIMetadataDocument(SingleIndexConfig iconfig)
Constructor, that creates an empty instance for the supplied index configuration.

Method Summary

void	addSet(String set) Adds an OAI set to the set Set.
protected org.apache.lucene.document.Document	createEmptyDocument() Helper method that generates an empty Lucene Document instance.
Set<String>	getSets() Returns all OAI sets as Set.
void	loadFromLucene(org.apache.lucene.document.Document ldoc) "Harvests" a stored Lucene Document from index for re-parsing.
void	setHeaderInfo(String status, String identifier, String datestampStr) Deprecated.
String	toString()

Methods inherited from class de.pangaea.metadataportal.harvester.MetadataDocument

addDefaultField, addField, addFields, addSystemVariables, createInstanceFromLucene, evaluateTemplate, evaluateTemplateAsXHTML, getConverter, getDatestamp, getFinalDOM, getIdentifier, getLuceneDocument, getXML, isDeleted, processDocumentBoost, processFilters, processXPathVariables, setDatestamp, setDeleted, setFinalDOM, setIdentifier, walkNodeTexts

Methods inherited from class java.lang.Object

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

Field Detail

sets

protected Set<String> sets

See Also:

getSets()

Constructor Detail

OAIMetadataDocument

public OAIMetadataDocument(SingleIndexConfig iconfig)

Constructor, that creates an empty instance for the supplied index configuration.

Method Detail

setHeaderInfo

@PublicForDigesterUse
@Deprecated
public void setHeaderInfo(String status,
                                                          String identifier,
                                                          String datestampStr)
                   throws ParseException

Deprecated.

Throws:

ParseException

addSet

public void addSet(String set)

Adds an OAI set to the set Set.

getSets

public Set<String> getSets()

Returns all OAI sets as Set.

loadFromLucene

public void loadFromLucene(org.apache.lucene.document.Document ldoc)
                    throws Exception

Description copied from class: MetadataDocument

"Harvests" a stored Lucene Document from index for re-parsing. Extracts XML blob, identifier and datestamp from Document. Stored fields are not restored. They are regenerated by re-executing all XPath and Templates. SingleIndexConfig is used for index specific conversions.

Overrides:

loadFromLucene in class MetadataDocument

Throws:

Exception

createEmptyDocument

protected org.apache.lucene.document.Document createEmptyDocument()
                                                           throws Exception

Description copied from class: MetadataDocument

Helper method that generates an empty Lucene Document instance. The standard fields are set to the doc properties (identifier, datestamp)

Overrides:

createEmptyDocument in class MetadataDocument

Returns:

Lucene Document or null, if doc was deleted.

Throws:

Exception - if an exception occurs during transformation (various types of exceptions can be thrown).

IllegalStateException - if identifier is empty.

toString

public String toString()

Overrides:

toString in class MetadataDocument