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

Class ResultElementIterWithUnaryExecOp

java.lang.Object

se.liu.ida.hefquin.engine.queryplan.executable.impl.iterbased.ResultElementIterBase

se.liu.ida.hefquin.engine.queryplan.executable.impl.iterbased.ResultElementIterWithUnaryExecOp

All Implemented Interfaces:

Iterator<SolutionMapping>, ResultElementIterator

public class ResultElementIterWithUnaryExecOp
extends ResultElementIterBase

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	ResultElementIterWithUnaryExecOp.MyOpRunnerThread

Nested classes/interfaces inherited from class se.liu.ida.hefquin.engine.queryplan.executable.impl.iterbased.ResultElementIterBase

ResultElementIterBase.OpRunnerThread

Field Summary

Fields

Modifier and Type	Field	Description
protected final ResultElementIterWithUnaryExecOp.MyOpRunnerThread	opRunnerThread

Fields inherited from class se.liu.ida.hefquin.engine.queryplan.executable.impl.iterbased.ResultElementIterBase

execCxt, exhausted, nextElement, sink

Constructor Summary

Constructors

Constructor	Description
ResultElementIterWithUnaryExecOp(UnaryExecutableOp op, ResultBlockIterator inputIter, ExecutionContext execCxt)

Method Summary

Modifier and Type	Method	Description
UnaryExecutableOp	getOp()
protected ResultElementIterBase.OpRunnerThread	getOpRunnerThread()
List<Exception>	tryGetExceptionsOfInput()
ExecutablePlanStats	tryGetStatsOfInput()

Methods inherited from class se.liu.ida.hefquin.engine.queryplan.executable.impl.iterbased.ResultElementIterBase

ensureOpRunnerThreadHasNoException, ensureOpRunnerThreadIsStarted, hasNext, next

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Field Details

opRunnerThread

protected final ResultElementIterWithUnaryExecOp.MyOpRunnerThread opRunnerThread

Constructor Details

ResultElementIterWithUnaryExecOp

public ResultElementIterWithUnaryExecOp(UnaryExecutableOp op,
 ResultBlockIterator inputIter,
 ExecutionContext execCxt)

Method Details

getOp

public UnaryExecutableOp getOp()

Overrides:

getOp in class ResultElementIterBase

tryGetStatsOfInput

public ExecutablePlanStats tryGetStatsOfInput()

tryGetExceptionsOfInput

public List<Exception> tryGetExceptionsOfInput()

getOpRunnerThread

protected ResultElementIterBase.OpRunnerThread getOpRunnerThread()

Specified by:

getOpRunnerThread in class ResultElementIterBase