Package org.aksw.jenax.web.servlet

Class SparqlEndpointBase

java.lang.Object

org.aksw.jenax.web.servlet.SparqlEndpointBase

Direct Known Subclasses:

ServletSparqlServiceImpl

public abstract class SparqlEndpointBase
extends Object

Jersey resource for an abstract SPARQL endpoint based on the AKSW SPARQL API.

Author:

Claus Stadler <cstadler@informatik.uni-leipzig.de>

Field Summary

Fields

Modifier and Type	Field	Description
protected SparqlStmtParser	defaultSparqlStmtParser

Constructor Summary

Constructors

Constructor	Description
SparqlEndpointBase()

Method Summary

Modifier and Type	Method	Description
static Consumer<OutputStream>	createQueryProcessor(QueryExecutionFactory qef, SparqlStmtQuery stmt, org.apache.jena.riot.Lang lang, org.apache.jena.riot.RDFFormat fmt, org.apache.jena.sparql.util.Context riotCxt, Consumer<org.apache.jena.query.QueryExecution> qeCallback)	Return a lambda that executes the query and writes the result to the output stream.
org.apache.jena.update.UpdateProcessor	createUpdateProcessor(SparqlStmtUpdate stmt)
static org.apache.jena.query.QueryExecution	exec(QueryExecutionFactory qef, SparqlStmtQuery stmt)
protected void	executeAsync(jakarta.ws.rs.container.AsyncResponse asyncResponse, String acceptHeaders, String queryString, String updateString, List<String> graphIris, List<String> namedGraphIris, List<String> usingGraphIris, List<String> usingNamedGraphIris)
void	executeQueryText(jakarta.ws.rs.container.AsyncResponse asyncResponse, jakarta.ws.rs.core.HttpHeaders headers, String queryString, String updateString, List<String> defaultGraphIris, List<String> namedGraphIris, List<String> usingGraphIris, List<String> usingNamedGraphIris)
void	executeQueryWildcardPostDirect(jakarta.ws.rs.container.AsyncResponse asyncResponse, jakarta.ws.rs.core.HttpHeaders headers, String queryString)
void	executeUpdatePost(jakarta.ws.rs.container.AsyncResponse asyncResponse, jakarta.ws.rs.core.HttpHeaders headers, String updateString)
void	executeWildcardPost(jakarta.ws.rs.container.AsyncResponse asyncResponse, jakarta.ws.rs.core.HttpHeaders headers, String queryString, String updateStr, List<String> defaultGraphIris, List<String> namedGraphIris, List<String> usingGraphIris, List<String> usingNamedGraphIris)
protected abstract org.apache.jena.rdfconnection.RDFConnection	getConnection()
protected SparqlStmtParser	getSparqlStmtParser()
jakarta.ws.rs.core.Response	processQuery(QueryExecutionFactory qef, SparqlStmtQuery stmt, SparqlResultFmts format, Consumer<org.apache.jena.query.QueryExecution> qeCallback)
void	processQueryAsync(jakarta.ws.rs.container.AsyncResponse response, SparqlStmtQuery stmt, SparqlResultFmts format)
void	processStmtAsync(jakarta.ws.rs.container.AsyncResponse response, String queryStr, String updateStr, SparqlResultFmts format, org.apache.jena.sparql.core.DatasetDescription queryDd, org.apache.jena.sparql.core.DatasetDescription updateDd)
void	processUpdateAsync(jakarta.ws.rs.container.AsyncResponse response, SparqlStmtUpdate stmt)

Methods inherited from class java.lang.Object

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

Field Details

defaultSparqlStmtParser

protected SparqlStmtParser defaultSparqlStmtParser

Constructor Details

SparqlEndpointBase

public SparqlEndpointBase()

Method Details

getSparqlStmtParser

protected SparqlStmtParser getSparqlStmtParser()

getConnection

protected abstract org.apache.jena.rdfconnection.RDFConnection getConnection()

executeAsync

protected void executeAsync(jakarta.ws.rs.container.AsyncResponse asyncResponse,
 String acceptHeaders,
 String queryString,
 String updateString,
 List<String> graphIris,
 List<String> namedGraphIris,
 List<String> usingGraphIris,
 List<String> usingNamedGraphIris)

executeWildcardPost

@POST
@Consumes("application/x-www-form-urlencoded")
public void executeWildcardPost(@Suspended
 jakarta.ws.rs.container.AsyncResponse asyncResponse,
 @Context
 jakarta.ws.rs.core.HttpHeaders headers,
 @FormParam("query")
 String queryString,
 @FormParam("update")
 String updateStr,
 @FormParam("default-graph-uri")
 List<String> defaultGraphIris,
 @FormParam("named-graph-uri")
 List<String> namedGraphIris,
 @FormParam("using-graph-uri")
 List<String> usingGraphIris,
 @FormParam("using-graph-uri")
 List<String> usingNamedGraphIris)

executeQueryWildcardPostDirect

@POST
@Consumes("application/sparql-query")
public void executeQueryWildcardPostDirect(@Suspended
 jakarta.ws.rs.container.AsyncResponse asyncResponse,
 @Context
 jakarta.ws.rs.core.HttpHeaders headers,
 String queryString)

executeQueryText

@GET
public void executeQueryText(@Suspended
 jakarta.ws.rs.container.AsyncResponse asyncResponse,
 @Context
 jakarta.ws.rs.core.HttpHeaders headers,
 @QueryParam("query")
 String queryString,
 @QueryParam("update")
 String updateString,
 @QueryParam("default-graph-uri")
 List<String> defaultGraphIris,
 @QueryParam("named-graph-uri")
 List<String> namedGraphIris,
 @QueryParam("using-graph-uri")
 List<String> usingGraphIris,
 @QueryParam("using-named-graph-uri")
 List<String> usingNamedGraphIris)

executeUpdatePost

@POST
@Consumes("application/sparql-update")
public void executeUpdatePost(@Suspended
 jakarta.ws.rs.container.AsyncResponse asyncResponse,
 @Context
 jakarta.ws.rs.core.HttpHeaders headers,
 String updateString)

processStmtAsync

public void processStmtAsync(jakarta.ws.rs.container.AsyncResponse response,
 String queryStr,
 String updateStr,
 SparqlResultFmts format,
 org.apache.jena.sparql.core.DatasetDescription queryDd,
 org.apache.jena.sparql.core.DatasetDescription updateDd)

processQueryAsync

public void processQueryAsync(jakarta.ws.rs.container.AsyncResponse response,
 SparqlStmtQuery stmt,
 SparqlResultFmts format)

exec

public static org.apache.jena.query.QueryExecution exec(QueryExecutionFactory qef,
 SparqlStmtQuery stmt)

createQueryProcessor

public static Consumer<OutputStream> createQueryProcessor(QueryExecutionFactory qef,
 SparqlStmtQuery stmt,
 org.apache.jena.riot.Lang lang,
 org.apache.jena.riot.RDFFormat fmt,
 org.apache.jena.sparql.util.Context riotCxt,
 Consumer<org.apache.jena.query.QueryExecution> qeCallback)

Return a lambda that executes the query and writes the result to the output stream.

processQuery

public jakarta.ws.rs.core.Response processQuery(QueryExecutionFactory qef,
 SparqlStmtQuery stmt,
 SparqlResultFmts format,
 Consumer<org.apache.jena.query.QueryExecution> qeCallback)

createUpdateProcessor

public org.apache.jena.update.UpdateProcessor createUpdateProcessor(SparqlStmtUpdate stmt)

processUpdateAsync

public void processUpdateAsync(jakarta.ws.rs.container.AsyncResponse response,
 SparqlStmtUpdate stmt)