Package org.topbraidlive.client.java.impl

Class SparqlClient

java.lang.Object

org.topbraidlive.client.java.impl.SparqlClient

All Implemented Interfaces:

ApiFunction, GetSparqlConnectionApiFunction, QuerySparqlApiFunction

public final class SparqlClient
extends Object
implements GetSparqlConnectionApiFunction, QuerySparqlApiFunction

Constructor Summary

Constructors

Constructor	Description
SparqlClient(ClientConfiguration clientConfiguration, org.apache.http.impl.client.CloseableHttpClient httpClient)

Method Summary

Modifier and Type	Method	Description
protected org.apache.http.client.methods.CloseableHttpResponse	execute(org.apache.http.client.methods.HttpUriRequest httpUriRequest)
protected org.apache.http.client.methods.CloseableHttpResponse	get(org.apache.http.client.utils.URIBuilder uriBuilder)
protected ClientConfiguration	getClientConfiguration()
protected org.apache.http.impl.client.CloseableHttpClient	getHttpClient()
org.apache.jena.rdfconnection.RDFConnection	getSparqlConnection()	Interact with the server via SPARQL.
protected ClientException	newClientException(org.apache.http.HttpResponse httpResponse)
protected org.apache.http.client.utils.URIBuilder	newUriBuilder(String relativeUriPath)
protected org.apache.http.client.methods.CloseableHttpResponse	postForm(List<org.apache.http.NameValuePair> nameValuePairs, org.apache.http.client.utils.URIBuilder uriBuilder)
org.apache.jena.query.QueryExecution	querySparql(org.apache.jena.query.Query query, Optional<String> defaultGraph)	Query the EDG SPARQL endpoint.
protected String	toString(org.apache.http.HttpResponse httpResponse)	Convert an HttpResponse to a string, usually for logging.
protected String	toString(org.apache.http.HttpResponse httpResponse, String httpResponseEntity)	Convert an HttpResponse to a string, usually for logging.
protected static RuntimeException	wrap(IOException e)

Methods inherited from class java.lang.Object

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

Constructor Detail

SparqlClient

public SparqlClient(ClientConfiguration clientConfiguration,
                    org.apache.http.impl.client.CloseableHttpClient httpClient)

Method Detail

getSparqlConnection

public final org.apache.jena.rdfconnection.RDFConnection getSparqlConnection()

Description copied from interface: GetSparqlConnectionApiFunction

Interact with the server via SPARQL.

Specified by:

getSparqlConnection in interface GetSparqlConnectionApiFunction

querySparql

public final org.apache.jena.query.QueryExecution querySparql(org.apache.jena.query.Query query,
                                                              Optional<String> defaultGraph)

Description copied from interface: QuerySparqlApiFunction

Query the EDG SPARQL endpoint.

Specified by:

querySparql in interface QuerySparqlApiFunction

Parameters:

query - SPARQL query

defaultGraph - optional default graph URI

Returns:

Jena QueryExecution, which must be closed by the caller

wrap

protected static final RuntimeException wrap(IOException e)

getClientConfiguration

protected final ClientConfiguration getClientConfiguration()

execute

protected final org.apache.http.client.methods.CloseableHttpResponse execute(org.apache.http.client.methods.HttpUriRequest httpUriRequest)

get

protected final org.apache.http.client.methods.CloseableHttpResponse get(org.apache.http.client.utils.URIBuilder uriBuilder)

getHttpClient

protected final org.apache.http.impl.client.CloseableHttpClient getHttpClient()

newClientException

protected final ClientException newClientException(org.apache.http.HttpResponse httpResponse)
                                            throws IOException

Throws:

IOException

newUriBuilder

protected final org.apache.http.client.utils.URIBuilder newUriBuilder(String relativeUriPath)

postForm

protected final org.apache.http.client.methods.CloseableHttpResponse postForm(List<org.apache.http.NameValuePair> nameValuePairs,
                                                                              org.apache.http.client.utils.URIBuilder uriBuilder)

toString

protected final String toString(org.apache.http.HttpResponse httpResponse)
                         throws IOException

Convert an HttpResponse to a string, usually for logging.

Consumes the entity (body) in order to convert it to a string.

Throws:

IOException

toString

protected final String toString(org.apache.http.HttpResponse httpResponse,
                                String httpResponseEntity)
                         throws IOException

Convert an HttpResponse to a string, usually for logging.

Uses an entity (body) that has been previously converted to a string.

Throws:

IOException