Class TPFRequestProcessorBase

java.lang.Object

se.liu.ida.hefquin.engine.federation.access.impl.reqproc.TPFRequestProcessorBase

Direct Known Subclasses:

BRTPFRequestProcessorImpl, TPFRequestProcessorImpl

public abstract class TPFRequestProcessorBase
extends Object

Base class for RequestProcessor implementations that retrieve TPFResponse. The main method to be used in subclasses is performRequest(String, TriplePattern).

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	TPFRequestProcessorBase.HttpRequestException
protected static class	TPFRequestProcessorBase.StreamRDF_TPFResponseBuilder

Field Summary

Fields

Modifier and Type	Field	Description
protected final HttpClient	httpClient

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	TPFRequestProcessorBase()
protected	TPFRequestProcessorBase(long connectionTimeout)	The given timeouts are specified in milliseconds.

Method Summary

Modifier and Type	Method	Description
protected static HttpClient	createHttpClient(long connectionTimeout)
static org.apache.jena.graph.Triple	createMatchableTriplePattern(org.apache.jena.graph.Triple tp)
protected TPFResponseBuilder	performRequest(String requestURL, TriplePattern tp)

Methods inherited from class java.lang.Object

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

Field Details

httpClient

protected final HttpClient httpClient

Constructor Details

TPFRequestProcessorBase

protected TPFRequestProcessorBase()

TPFRequestProcessorBase

protected TPFRequestProcessorBase(long connectionTimeout)

The given timeouts are specified in milliseconds. Any value <= 0 means no timeout.

Method Details

createHttpClient

protected static HttpClient createHttpClient(long connectionTimeout)

performRequest

protected TPFResponseBuilder performRequest(String requestURL,
 TriplePattern tp)
                                     throws TPFRequestProcessorBase.HttpRequestException

Throws:

TPFRequestProcessorBase.HttpRequestException

createMatchableTriplePattern

public static org.apache.jena.graph.Triple createMatchableTriplePattern(org.apache.jena.graph.Triple tp)