Package se.liu.ida.hefquin.engine.queryplan.executable.impl.ops

Class BaseForExecOpTriplePatternRequestWithTPF<MemberType extends FederationMember>

java.lang.Object

se.liu.ida.hefquin.engine.queryplan.executable.impl.ops.BaseForExecOps

se.liu.ida.hefquin.engine.queryplan.executable.impl.ops.NullaryExecutableOpBase

se.liu.ida.hefquin.engine.queryplan.executable.impl.ops.BaseForExecOpRequest<ReqType,MemberType>

se.liu.ida.hefquin.engine.queryplan.executable.impl.ops.BaseForExecOpRequestWithTPFPaging<TriplePatternRequest,MemberType,TPFRequest>

se.liu.ida.hefquin.engine.queryplan.executable.impl.ops.BaseForExecOpTriplePatternRequestWithTPF<MemberType>

All Implemented Interfaces:

StatsProvider, ExecutableOperator, NullaryExecutableOp

Direct Known Subclasses:

ExecOpRequestTPFatBRTPFServer, ExecOpRequestTPFatTPFServer

public abstract class BaseForExecOpTriplePatternRequestWithTPF<MemberType extends FederationMember>
extends BaseForExecOpRequestWithTPFPaging<TriplePatternRequest,MemberType,TPFRequest>

Base class for implementations of request operators with triple pattern requests that are broken into TPF requests to handle paging.

Field Summary

Fields inherited from class se.liu.ida.hefquin.engine.queryplan.executable.impl.ops.BaseForExecOpRequest

fm, req

Fields inherited from class se.liu.ida.hefquin.engine.queryplan.executable.impl.ops.NullaryExecutableOpBase

timeAtExecEnd, timeAtExecStart

Fields inherited from class se.liu.ida.hefquin.engine.queryplan.executable.impl.ops.BaseForExecOps

collectExceptions

Constructor Summary

Constructors

Constructor	Description
BaseForExecOpTriplePatternRequestWithTPF(TriplePatternRequest req, MemberType fm, boolean collectExceptions)

Method Summary

Modifier and Type	Method	Description
protected Iterator<SolutionMapping>	convert(Iterable<Triple> itTriples)
protected TPFRequest	createPageRequest(String nextPageURL)

Methods inherited from class se.liu.ida.hefquin.engine.queryplan.executable.impl.ops.BaseForExecOpRequestWithTPFPaging

_execute, consumeMatchingTriples, createPageRequest, createStats, isLastPage, performPageRequest, resetStats

Methods inherited from class se.liu.ida.hefquin.engine.queryplan.executable.impl.ops.NullaryExecutableOpBase

execute, getStats

Methods inherited from class se.liu.ida.hefquin.engine.queryplan.executable.impl.ops.BaseForExecOps

getExceptionsCaughtDuringExecution, recordExceptionCaughtDuringExecution

Methods inherited from class java.lang.Object

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

Methods inherited from interface se.liu.ida.hefquin.engine.queryplan.executable.ExecutableOperator

getExceptionsCaughtDuringExecution

Constructor Details

BaseForExecOpTriplePatternRequestWithTPF

public BaseForExecOpTriplePatternRequestWithTPF(TriplePatternRequest req,
 MemberType fm,
 boolean collectExceptions)

Method Details

createPageRequest

protected TPFRequest createPageRequest(String nextPageURL)

Specified by:

createPageRequest in class BaseForExecOpRequestWithTPFPaging<TriplePatternRequest,MemberType extends FederationMember,TPFRequest>

convert

protected Iterator<SolutionMapping> convert(Iterable<Triple> itTriples)

Specified by:

convert in class BaseForExecOpRequestWithTPFPaging<TriplePatternRequest,MemberType extends FederationMember,TPFRequest>