Package org.aksw.jenax.dataaccess.sparql.connection.query

Class SparqlQueryConnectionWithExecFails

java.lang.Object

org.aksw.jenax.dataaccess.sparql.connection.query.SparqlQueryConnectionWithExecFails

All Implemented Interfaces:

AutoCloseable, TransactionalWrapper, SparqlQueryConnectionTmp, org.apache.jena.rdfconnection.SparqlQueryConnection, org.apache.jena.sparql.core.Transactional

public class SparqlQueryConnectionWithExecFails
extends Object
implements TransactionalWrapper, SparqlQueryConnectionTmp

A query connection wrapper which can raise intentional exceptions on query execution. Useful for debugging behavior of application code under failure.

Author:

raven

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	SparqlQueryConnectionWithExecFails.QueryExecutionWithExecFails

Nested classes/interfaces inherited from interface org.apache.jena.sparql.core.Transactional

org.apache.jena.sparql.core.Transactional.Promote

Field Summary

Fields

Modifier and Type	Field	Description
protected org.apache.jena.rdfconnection.SparqlQueryConnection	delegate
protected Function<? super org.apache.jena.query.Query,? extends Throwable>	queryToThrowable

Constructor Summary

Constructors

Constructor	Description
SparqlQueryConnectionWithExecFails(org.apache.jena.rdfconnection.SparqlQueryConnection delegate, Function<? super org.apache.jena.query.Query,? extends Throwable> queryToThrowable)

Method Summary

Modifier and Type	Method	Description
void	close()
org.apache.jena.rdfconnection.SparqlQueryConnection	getDelegate()	This method needs to be overridden for transaction support
org.apache.jena.query.QueryExecutionBuilder	newQuery()
org.apache.jena.query.QueryExecution	query(org.apache.jena.query.Query query)	Setup a SPARQL query execution.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.aksw.jenax.dataaccess.sparql.connection.query.SparqlQueryConnectionTmp

parse, query, queryAsk, queryAsk, queryConstruct, queryConstruct, queryDescribe, queryDescribe, queryResultSet, queryResultSet, querySelect, querySelect

Methods inherited from interface org.apache.jena.sparql.core.Transactional

begin, calc, calculate, calculateRead, calculateWrite, exec, execute, executeRead, executeWrite, promote

Methods inherited from interface org.aksw.jenax.dataaccess.sparql.common.TransactionalWrapper

abort, begin, begin, commit, end, getTransactionalDelegate, isInTransaction, promote, transactionMode, transactionType

Field Details

delegate

protected org.apache.jena.rdfconnection.SparqlQueryConnection delegate

queryToThrowable

protected Function<? super org.apache.jena.query.Query,? extends Throwable> queryToThrowable

Constructor Details

SparqlQueryConnectionWithExecFails

public SparqlQueryConnectionWithExecFails(org.apache.jena.rdfconnection.SparqlQueryConnection delegate,
 Function<? super org.apache.jena.query.Query,? extends Throwable> queryToThrowable)

Method Details

getDelegate

public org.apache.jena.rdfconnection.SparqlQueryConnection getDelegate()

Description copied from interface: TransactionalWrapper

This method needs to be overridden for transaction support

Specified by:

getDelegate in interface TransactionalWrapper

query

public org.apache.jena.query.QueryExecution query(org.apache.jena.query.Query query)

Description copied from interface: SparqlQueryConnectionTmp

Setup a SPARQL query execution. See also SparqlQueryConnectionTmp.querySelect(Query, Consumer), SparqlQueryConnectionTmp.queryConstruct(Query), SparqlQueryConnectionTmp.queryDescribe(Query), SparqlQueryConnectionTmp.queryAsk(Query) for ways to execute queries for of a specific form.

Specified by:

query in interface org.apache.jena.rdfconnection.SparqlQueryConnection

Specified by:

query in interface SparqlQueryConnectionTmp

Returns:

QueryExecution

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface org.apache.jena.rdfconnection.SparqlQueryConnection

newQuery

public org.apache.jena.query.QueryExecutionBuilder newQuery()

Specified by:

newQuery in interface org.apache.jena.rdfconnection.SparqlQueryConnection

Specified by:

newQuery in interface SparqlQueryConnectionTmp