Module org.apache.jena.arq

Package org.apache.jena.sparql.engine.iterator

Class QueryIteratorCheck

java.lang.Object

org.apache.jena.sparql.util.PrintSerializableBase

org.apache.jena.sparql.engine.iterator.QueryIteratorBase

org.apache.jena.sparql.engine.iterator.QueryIteratorWrapper

org.apache.jena.sparql.engine.iterator.QueryIteratorCheck

All Implemented Interfaces:

Iterator<Binding>, org.apache.jena.atlas.io.Printable, org.apache.jena.atlas.iterator.IteratorCloseable<Binding>, org.apache.jena.atlas.lib.Closeable, QueryIterator, PrintSerializable

public class QueryIteratorCheck
extends QueryIteratorWrapper

Query iterator that checks everything was closed correctly

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	QueryIteratorCheck.OpenIteratorException	Exception to indicate open iterators.

Field Summary

Fields

Modifier and Type	Field	Description
static Symbol	failOnOpenIterator	Whether detection of open iterator should raise an QueryIteratorCheck.OpenIteratorException.

Method Summary

Modifier and Type	Method	Description
static QueryIteratorCheck	check(QueryIterator qIter, ExecutionContext execCxt)
static void	checkForOpenIterators(ExecutionContext execContext)
void	close()
void	output(org.apache.jena.atlas.io.IndentedWriter out, SerializationContext sCxt)

Methods inherited from class org.apache.jena.sparql.engine.iterator.QueryIteratorWrapper

output

Methods inherited from class org.apache.jena.sparql.engine.iterator.QueryIteratorBase

cancel, hasNext, next, nextBinding, remove

Methods inherited from class org.apache.jena.sparql.util.PrintSerializableBase

toString, toString

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Iterator

forEachRemaining

Methods inherited from interface org.apache.jena.sparql.util.PrintSerializable

toString

Methods inherited from interface org.apache.jena.sparql.engine.QueryIterator

isJoinIdentity

Field Details

failOnOpenIterator

public static Symbol failOnOpenIterator

Whether detection of open iterator should raise an QueryIteratorCheck.OpenIteratorException. This symbol should only be used for internal testing.

Method Details

close

public void close()

Specified by:

close in interface org.apache.jena.atlas.lib.Closeable

Overrides:

close in class QueryIteratorBase

output

public void output(org.apache.jena.atlas.io.IndentedWriter out,
 SerializationContext sCxt)

Specified by:

output in interface PrintSerializable

Overrides:

output in class QueryIteratorWrapper

checkForOpenIterators

public static void checkForOpenIterators(ExecutionContext execContext)

check

public static QueryIteratorCheck check(QueryIterator qIter,
 ExecutionContext execCxt)