org.modeshape.jcr.query.process

Class NestedLoopJoinComponent

java.lang.Object

org.modeshape.jcr.query.process.ProcessingComponent

org.modeshape.jcr.query.process.JoinComponent

org.modeshape.jcr.query.process.NestedLoopJoinComponent

public class NestedLoopJoinComponent
extends JoinComponent

Nested Class Summary

Nested classes/interfaces inherited from class org.modeshape.jcr.query.process.JoinComponent

JoinComponent.Joinable, JoinComponent.TupleMerger, JoinComponent.ValueSelector

Nested classes/interfaces inherited from class org.modeshape.jcr.query.process.ProcessingComponent

ProcessingComponent.DynamicOperation

Field Summary

Fields inherited from class org.modeshape.jcr.query.process.JoinComponent

LOCATION_COMPARATOR

Constructor Summary

Constructors

Constructor and Description
NestedLoopJoinComponent(QueryContext context, ProcessingComponent left, ProcessingComponent right, JoinCondition condition, JoinType joinType)

Method Summary

Methods

Modifier and Type	Method and Description
List<Object[]>	execute() Execute this stage of processing and return the resulting tuples that each conform to the columns.

Methods inherited from class org.modeshape.jcr.query.process.JoinComponent

arrayAwareComparator, comparatorFor, createMerger, getJoinCondition, getJoinType, joinableFor, left, leftColunns, right, rightColumns, valueSelectorFor

Methods inherited from class org.modeshape.jcr.query.process.ProcessingComponent

close, createDynamicOperation, createSortComparator, emptyTuples, getColumns, getContext, getLocationIndexes, problems

Methods inherited from class java.lang.Object

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

Constructor Detail

NestedLoopJoinComponent

public NestedLoopJoinComponent(QueryContext context,
                       ProcessingComponent left,
                       ProcessingComponent right,
                       JoinCondition condition,
                       JoinType joinType)

Method Detail

execute

public List<Object[]> execute()

Description copied from class: ProcessingComponent

Execute this stage of processing and return the resulting tuples that each conform to the columns.

Specified by:

execute in class ProcessingComponent

Returns:

the list of tuples, where each tuple corresonds to the columns; never null