Package org.aksw.jena_sparql_api.cache.extra

Class CacheFrontendImpl

java.lang.Object

org.aksw.jena_sparql_api.cache.extra.CacheFrontendImpl

All Implemented Interfaces:

CacheFrontend

public class CacheFrontendImpl
extends Object
implements CacheFrontend

The cache frontend accepts SPARQL domain objects (such as ResultSets and iterators of triples), serializes them to an InputStream and sends it to the backend.

Author:

Claus Stadler

Date: 7/26/11 Time: 5:12 PM

Field Summary

Fields

Modifier and Type	Field	Description
protected CacheBackend	cacheBackend
protected org.apache.jena.riot.RDFFormat	rdfFormat
protected org.apache.jena.riot.Lang	resultSetLang

Constructor Summary

Constructors

Constructor	Description
CacheFrontendImpl(CacheBackend cacheBackend)
CacheFrontendImpl(CacheBackend cacheBackend, org.apache.jena.riot.RDFFormat rdfFormat, org.apache.jena.riot.Lang resultSetLang)

Method Summary

Modifier and Type	Method	Description
void	_write(String service, String queryString, boolean value)
void	_write(String service, String queryString, org.apache.jena.query.ResultSet resultSet)
void	_write(String service, String queryString, org.apache.jena.rdf.model.Model model)
void	_writeTriples(String service, String queryString, Iterator<org.apache.jena.graph.Triple> it)
boolean	isReadOnly()
CacheResource	lookup(String service, String queryString)
CacheResource	lookup(String service, org.apache.jena.query.Query query)
void	write(String service, String queryString, boolean value)
void	write(String service, String queryString, org.apache.jena.query.ResultSet resultSet)
void	write(String service, String queryString, org.apache.jena.rdf.model.Model model)
void	write(String service, org.apache.jena.query.Query query, boolean value)
void	write(String service, org.apache.jena.query.Query query, org.apache.jena.query.ResultSet resultSet)
void	write(String service, org.apache.jena.query.Query query, org.apache.jena.rdf.model.Model model)
void	writeTriples(String service, String queryString, Iterator<org.apache.jena.graph.Triple> it)
void	writeTriples(String service, org.apache.jena.query.Query query, Iterator<org.apache.jena.graph.Triple> it)

Methods inherited from class java.lang.Object

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

Field Details

cacheBackend

protected CacheBackend cacheBackend

rdfFormat

protected org.apache.jena.riot.RDFFormat rdfFormat

resultSetLang

protected org.apache.jena.riot.Lang resultSetLang

Constructor Details

CacheFrontendImpl

public CacheFrontendImpl(CacheBackend cacheBackend)

CacheFrontendImpl

public CacheFrontendImpl(CacheBackend cacheBackend,
 org.apache.jena.riot.RDFFormat rdfFormat,
 org.apache.jena.riot.Lang resultSetLang)

Method Details

write

public void write(String service,
 String queryString,
 org.apache.jena.query.ResultSet resultSet)

Specified by:

write in interface CacheFrontend

_write

public void _write(String service,
 String queryString,
 org.apache.jena.query.ResultSet resultSet)
            throws IOException

Throws:

IOException

write

public void write(String service,
 org.apache.jena.query.Query query,
 org.apache.jena.query.ResultSet resultSet)

Specified by:

write in interface CacheFrontend

write

public void write(String service,
 String queryString,
 org.apache.jena.rdf.model.Model model)

Specified by:

write in interface CacheFrontend

_write

public void _write(String service,
 String queryString,
 org.apache.jena.rdf.model.Model model)
            throws IOException

Throws:

IOException

_writeTriples

public void _writeTriples(String service,
 String queryString,
 Iterator<org.apache.jena.graph.Triple> it)
                   throws IOException

Throws:

IOException

write

public void write(String service,
 org.apache.jena.query.Query query,
 org.apache.jena.rdf.model.Model model)

Specified by:

write in interface CacheFrontend

lookup

public CacheResource lookup(String service,
 String queryString)

Specified by:

lookup in interface CacheFrontend

lookup

public CacheResource lookup(String service,
 org.apache.jena.query.Query query)

Specified by:

lookup in interface CacheFrontend

write

public void write(String service,
 String queryString,
 boolean value)

Specified by:

write in interface CacheFrontend

_write

public void _write(String service,
 String queryString,
 boolean value)
            throws IOException

Throws:

IOException

write

public void write(String service,
 org.apache.jena.query.Query query,
 boolean value)

Specified by:

write in interface CacheFrontend

isReadOnly

public boolean isReadOnly()

Specified by:

isReadOnly in interface CacheFrontend

writeTriples

public void writeTriples(String service,
 String queryString,
 Iterator<org.apache.jena.graph.Triple> it)

Specified by:

writeTriples in interface CacheFrontend

writeTriples

public void writeTriples(String service,
 org.apache.jena.query.Query query,
 Iterator<org.apache.jena.graph.Triple> it)

Specified by:

writeTriples in interface CacheFrontend