info.semanticsoftware.lodexporter.tdb

Class TDBTripleStoreImpl

java.lang.Object

info.semanticsoftware.lodexporter.tdb.TDBTripleStoreImpl

All Implemented Interfaces:

TripleStoreInterface

public class TDBTripleStoreImpl
extends Object
implements TripleStoreInterface

Concrete implementation for interacting with a TDB-based triple store.

Author:

Bahar Sateli, Rene Witte

Nested Class Summary

Nested classes/interfaces inherited from interface info.semanticsoftware.lodexporter.TripleStoreInterface

TripleStoreInterface.TransactionType

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.apache.log4j.Logger	LOGGER

Constructor Summary

Constructors

Constructor and Description
TDBTripleStoreImpl()

Method Summary

Methods

Modifier and Type	Method and Description
void	beginTransaction(TripleStoreInterface.TransactionType type)
void	connect(String dir)
void	disconnect()
void	endTransaction()
HashMap<String,LinkedList<PropertyMapping>>	getPropertyMappings(String query)
HashMap<String,LinkedList<RelationMapping>>	getRelationMappings(String query)
Map<String,SubjectMapping>	getSubjectMappings(String query) Generates a map of <rulename,SubjectMapping> objects from the query results.
void	initModel()
String	printDataset()
void	storeTriple(String docURL, RelationMapping rMap, String URIforAnnotation, String rangeURI)
void	storeTriple(String docURL, String corpusURI)
void	storeTriple(String docURL, String annotationURI, gate.FeatureMap feats, String domainURI, String rangeURI)
void	storeTriple(String docURL, String URIforAnnotation, String type, HashMap<String,Object> exportProps, HashMap<String,LinkedList<PropertyMapping>> propertyMapList)

Methods inherited from class java.lang.Object

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

Field Detail

LOGGER

protected static final org.apache.log4j.Logger LOGGER

Constructor Detail

TDBTripleStoreImpl

public TDBTripleStoreImpl()

Method Detail

connect

public void connect(String dir)

Specified by:

connect in interface TripleStoreInterface

disconnect

public void disconnect()

Specified by:

disconnect in interface TripleStoreInterface

beginTransaction

public void beginTransaction(TripleStoreInterface.TransactionType type)

Specified by:

beginTransaction in interface TripleStoreInterface

endTransaction

public void endTransaction()

Specified by:

endTransaction in interface TripleStoreInterface

getSubjectMappings

public Map<String,SubjectMapping> getSubjectMappings(String query)
                                              throws Exception

Generates a map of <rulename,SubjectMapping> objects from the query results.

Specified by:

getSubjectMappings in interface TripleStoreInterface

Parameters:

query - the SPARQL query

Returns:

a map of <rulename,SubjectMapping> objects

Throws:

Exception - from the TDB implementation

See Also:

LODexporter.init()

getPropertyMappings

public HashMap<String,LinkedList<PropertyMapping>> getPropertyMappings(String query)
                                                                throws Exception

Specified by:

getPropertyMappings in interface TripleStoreInterface

Throws:

Exception

getRelationMappings

public HashMap<String,LinkedList<RelationMapping>> getRelationMappings(String query)
                                                                throws Exception

Specified by:

getRelationMappings in interface TripleStoreInterface

Throws:

Exception

initModel

public void initModel()

Specified by:

initModel in interface TripleStoreInterface

storeTriple

public void storeTriple(String docURL,
               String URIforAnnotation,
               String type,
               HashMap<String,Object> exportProps,
               HashMap<String,LinkedList<PropertyMapping>> propertyMapList)

Specified by:

storeTriple in interface TripleStoreInterface

storeTriple

public void storeTriple(String docURL,
               RelationMapping rMap,
               String URIforAnnotation,
               String rangeURI)

Specified by:

storeTriple in interface TripleStoreInterface

storeTriple

public void storeTriple(String docURL,
               String annotationURI,
               gate.FeatureMap feats,
               String domainURI,
               String rangeURI)

Specified by:

storeTriple in interface TripleStoreInterface

storeTriple

public void storeTriple(String docURL,
               String corpusURI)

Specified by:

storeTriple in interface TripleStoreInterface

printDataset

public final String printDataset()

Specified by:

printDataset in interface TripleStoreInterface