Package org.dspace.importer.external.epo.service

Class EpoImportMetadataSourceServiceImpl

java.lang.Object

org.dspace.importer.external.service.components.AbstractRemoteMetadataSource

org.dspace.importer.external.service.AbstractImportMetadataSourceService<org.jdom2.Element>

org.dspace.importer.external.epo.service.EpoImportMetadataSourceServiceImpl

All Implemented Interfaces:

MetadataSource, QuerySource

public class EpoImportMetadataSourceServiceImpl
extends AbstractImportMetadataSourceService<org.jdom2.Element>
implements QuerySource

Implements a data source for querying EPO

Author:

Pasquale Cavallo (pasquale.cavallo at 4Science dot it)

Field Summary

Fields

Modifier and Type	Field	Description
static final String	APP_NO_DATE_SEPARATOR

Fields inherited from class org.dspace.importer.external.service.components.AbstractRemoteMetadataSource

error, exceptionHandlersMap, interRequestTime, lastRequest, lock, maxRetry, operationId, retry, warning

Constructor Summary

Constructors

Constructor	Description
EpoImportMetadataSourceServiceImpl()

Method Summary

Modifier and Type	Method	Description
Collection<ImportRecord>	findMatchingRecords(Item item)	Finds records based on an item Delegates to one or more MetadataSource implementations based on the uri.
Collection<ImportRecord>	findMatchingRecords(Query query)	Finds records based on query object.
MetadataFieldConfig	getApplicationNumber()
String	getConsumerKey()
String	getConsumerSecret()
MetadataFieldConfig	getDateFiled()
String	getImportSource()	The string that identifies this import implementation.
ImportRecord	getRecord(String id)	Get a single record from the source.
ImportRecord	getRecord(Query query)	Get a single record from the source.
Collection<ImportRecord>	getRecords(String query, int start, int count)	Gets a set of records matching a query.
Collection<ImportRecord>	getRecords(Query query)	Find records based on a object query.
int	getRecordsCount(String query)	Gets the number of records matching a query
int	getRecordsCount(Query query)	Gets the number of records matching a query
void	init()	Attempts to init a session
protected String	login()	Log to EPO, bearer is valid for 20 minutes
void	setApplicationNumber(MetadataFieldConfig applicationNumber)
void	setAuthUrl(String authUrl)
void	setConsumerKey(String consumerKey)	Set the customer epo key
void	setConsumerSecret(String consumerSecret)	Set the customer epo secret
void	setDateFiled(MetadataFieldConfig dateFiled)
void	setSearchUrl(String searchUrl)
void	setUrl(String url)

Methods inherited from class org.dspace.importer.external.service.AbstractImportMetadataSourceService

getGenerateQueryForItem, getMetadataFieldMapping, setGenerateQueryForItem, setMetadataFieldMapping, transformSourceRecords

Methods inherited from class org.dspace.importer.external.service.components.AbstractRemoteMetadataSource

getError, getExceptionHandler, getMaxRetry, getOperationId, getRetry, getWarning, handleException, initExceptionHandlers, retry, setError, setInterRequestTime, setMaxRetry, setWarning, throwSourceException, throwSourceExceptionHook

Methods inherited from class java.lang.Object

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

Field Details

APP_NO_DATE_SEPARATOR

public static final String APP_NO_DATE_SEPARATOR

See Also:

• Constant Field Values

Constructor Details

EpoImportMetadataSourceServiceImpl

public EpoImportMetadataSourceServiceImpl()

Method Details

init

public void init()
          throws Exception

Description copied from class: AbstractRemoteMetadataSource

Attempts to init a session

Specified by:

init in class AbstractRemoteMetadataSource

Throws:

Exception - on generic exception

getImportSource

public String getImportSource()

The string that identifies this import implementation. Preferable a URI

Specified by:

getImportSource in interface MetadataSource

Returns:

the identifying uri

setConsumerKey

public void setConsumerKey(String consumerKey)

Set the customer epo key

Parameters:

consumerKey - the customer consumer key

getConsumerKey

public String getConsumerKey()

setConsumerSecret

public void setConsumerSecret(String consumerSecret)

Set the customer epo secret

Parameters:

consumerSecret - the customer epo secret

getConsumerSecret

public String getConsumerSecret()

setDateFiled

public void setDateFiled(MetadataFieldConfig dateFiled)

getDateFiled

public MetadataFieldConfig getDateFiled()

setApplicationNumber

public void setApplicationNumber(MetadataFieldConfig applicationNumber)

getApplicationNumber

public MetadataFieldConfig getApplicationNumber()

login

protected String login()
                throws IOException,
org.apache.http.HttpException

Log to EPO, bearer is valid for 20 minutes

Parameters:

consumerKey - The consumer Key

consumerSecretKey - The consumer secret key

Returns:

Throws:

IOException

org.apache.http.HttpException

getRecordsCount

public int getRecordsCount(String query)
                    throws MetadataSourceException

Description copied from interface: QuerySource

Gets the number of records matching a query

Specified by:

getRecordsCount in interface QuerySource

Parameters:

query - the query in string format

Returns:

the number of records matching the query

Throws:

MetadataSourceException - if the underlying methods throw any exception.

getRecordsCount

public int getRecordsCount(Query query)
                    throws MetadataSourceException

Description copied from interface: QuerySource

Gets the number of records matching a query

Specified by:

getRecordsCount in interface QuerySource

Parameters:

query - the query object

Returns:

the number of records matching the query

Throws:

MetadataSourceException - if the underlying methods throw any exception.

getRecords

public Collection<ImportRecord> getRecords(String query,
 int start,
 int count)
                                    throws MetadataSourceException

Description copied from interface: QuerySource

Gets a set of records matching a query. Supports pagination

Specified by:

getRecords in interface QuerySource

Parameters:

query - the query. The query will generally be posted 'as is' to the source

start - offset

count - page size

Returns:

a collection of fully transformed id's

Throws:

MetadataSourceException - if the underlying methods throw any exception.

getRecords

public Collection<ImportRecord> getRecords(Query query)
                                    throws MetadataSourceException

Description copied from interface: QuerySource

Find records based on a object query.

Specified by:

getRecords in interface QuerySource

Parameters:

query - a query object to base the search on.

Returns:

a set of records. Fully transformed.

Throws:

MetadataSourceException - if the underlying methods throw any exception.

getRecord

public ImportRecord getRecord(String id)
                       throws MetadataSourceException

Description copied from interface: QuerySource

Get a single record from the source. The first match will be returned

Specified by:

getRecord in interface QuerySource

Parameters:

id - identifier for the record

Returns:

a matching record

Throws:

MetadataSourceException - if the underlying methods throw any exception.

getRecord

public ImportRecord getRecord(Query query)
                       throws MetadataSourceException

Description copied from interface: QuerySource

Get a single record from the source. The first match will be returned

Specified by:

getRecord in interface QuerySource

Parameters:

query - a query matching a single record

Returns:

a matching record

Throws:

MetadataSourceException - if the underlying methods throw any exception.

findMatchingRecords

public Collection<ImportRecord> findMatchingRecords(Item item)
                                             throws MetadataSourceException

Description copied from interface: QuerySource

Finds records based on an item Delegates to one or more MetadataSource implementations based on the uri. Results will be aggregated.

Specified by:

findMatchingRecords in interface QuerySource

Parameters:

item - an item to base the search on

Returns:

a collection of import records. Only the identifier of the found records may be put in the record.

Throws:

MetadataSourceException - if the underlying methods throw any exception.

findMatchingRecords

public Collection<ImportRecord> findMatchingRecords(Query query)
                                             throws MetadataSourceException

Description copied from interface: QuerySource

Finds records based on query object. Delegates to one or more MetadataSource implementations based on the uri. Results will be aggregated.

Specified by:

findMatchingRecords in interface QuerySource

Parameters:

query - a query object to base the search on.

Returns:

a collection of import records. Only the identifier of the found records may be put in the record.

Throws:

MetadataSourceException - passed through.

setUrl

public void setUrl(String url)

setAuthUrl

public void setAuthUrl(String authUrl)

setSearchUrl

public void setSearchUrl(String searchUrl)