com.hp.hpl.jena.sparql.engine.iterator
Class QueryIterSort

java.lang.Object
  com.hp.hpl.jena.sparql.util.PrintSerializableBase
      com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase
          com.hp.hpl.jena.sparql.engine.iterator.QueryIter
              com.hp.hpl.jena.sparql.engine.iterator.QueryIterPlainWrapper
                  com.hp.hpl.jena.sparql.engine.iterator.QueryIterSort

All Implemented Interfaces:

QueryIterator, PrintSerializable, java.util.Iterator<Binding>, Printable, Closeable

public class QueryIterSort
extends QueryIterPlainWrapper

Sort a query iterator. Uses an in-memory sort, so limiting the size of iterators that can be handled.

Field Summary

Fields inherited from class com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase

traceIterators

Constructor Summary

QueryIterSort(QueryIterator qIter, java.util.Comparator<Binding> comparator, ExecutionContext context)

QueryIterSort(QueryIterator qIter, java.util.List<SortCondition> conditions, ExecutionContext context)

Method Summary

void	requestCancel() Propagates the cancellation request - called asynchronously with the iterator itself

Methods inherited from class com.hp.hpl.jena.sparql.engine.iterator.QueryIterPlainWrapper

output, setIterator

Methods inherited from class com.hp.hpl.jena.sparql.engine.iterator.QueryIter

close, getExecContext, getIteratorNumber, makeTracked, materialize

Methods inherited from class com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase

abort, cancel, cancelAllowContinue, debug, hasNext, next, nextBinding, remove

Methods inherited from class com.hp.hpl.jena.sparql.util.PrintSerializableBase

output, toString, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.hp.hpl.jena.sparql.util.PrintSerializable

toString

Methods inherited from interface org.openjena.atlas.io.Printable

output

Constructor Detail

QueryIterSort

public QueryIterSort(QueryIterator qIter,
                     java.util.List<SortCondition> conditions,
                     ExecutionContext context)

QueryIterSort

public QueryIterSort(QueryIterator qIter,
                     java.util.Comparator<Binding> comparator,
                     ExecutionContext context)

Method Detail

requestCancel

public void requestCancel()

Description copied from class: QueryIteratorBase

Propagates the cancellation request - called asynchronously with the iterator itself