Package org.mycore.oai

Class MCROAIObjectManager

java.lang.Object

org.mycore.oai.MCROAIObjectManager

public class MCROAIObjectManager
extends Object

Provides an interface to the MyCoRe object engine.

Author:

Matthias Eichner

Field Summary

Fields

Modifier and Type	Field	Description
protected MCROAIIdentify	identify
protected static final Logger	LOGGER
protected String	recordUriPattern

Constructor Summary

Constructors

Constructor	Description
MCROAIObjectManager()

Method Summary

Modifier and Type	Method	Description
protected boolean	exists(String oaiId)	Checks if a mycore object with the given oai identifier exists.
protected String	formatURI(String uri, String id, String metadataPrefix)
org.mycore.oai.pmh.Record	getDeletedRecord(String mcrId)	Returns a deleted record without metadata by given MyCoRe identifier or null, if the record is not deleted.
protected Element	getJDOMRecord(String mcrId, org.mycore.oai.pmh.MetadataFormat format)
String	getMyCoReId(String oaiId)	Converts a oai identifier to a mycore id.
String	getOAIId(String mcrId)	Converts a mycore id to a oai id.
org.mycore.oai.pmh.Record	getRecord(org.mycore.oai.pmh.Header header, org.mycore.oai.pmh.MetadataFormat format)
protected Element	getURI(String uri)
void	init(MCROAIIdentify identify)	Initialize the object manager.

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

identify

protected MCROAIIdentify identify

recordUriPattern

protected String recordUriPattern

Constructor Details

MCROAIObjectManager

public MCROAIObjectManager()

Method Details

init

public void init(MCROAIIdentify identify)

Initialize the object manager. Its important to call this method before you can retrieve records or headers!

Parameters:

identify - oai repository identifier

getMyCoReId

public String getMyCoReId(String oaiId)

Converts a oai identifier to a mycore id.

Parameters:

oaiId - the oai identifier

Returns:

the mycore identifier

getOAIId

public String getOAIId(String mcrId)

Converts a mycore id to a oai id.

Parameters:

mcrId - mycore identifier

getRecord

public org.mycore.oai.pmh.Record getRecord(org.mycore.oai.pmh.Header header,
 org.mycore.oai.pmh.MetadataFormat format)

getDeletedRecord

public org.mycore.oai.pmh.Record getDeletedRecord(String mcrId)

Returns a deleted record without metadata by given MyCoRe identifier or null, if the record is not deleted.

Parameters:

mcrId - id of the deleted record

Returns:

deleted record

getJDOMRecord

protected Element getJDOMRecord(String mcrId,
 org.mycore.oai.pmh.MetadataFormat format)

getURI

protected Element getURI(String uri)

formatURI

protected String formatURI(String uri,
 String id,
 String metadataPrefix)

exists

protected boolean exists(String oaiId)

Checks if a mycore object with the given oai identifier exists.

Parameters:

oaiId - e.g. oai:www.mycore.de:Document_document_00000003

Returns:

true if exists, otherwise false