com.orientechnologies.orient.core.sql.executor

Class AbstractUnrollStep

java.lang.Object

com.orientechnologies.orient.core.sql.executor.AbstractExecutionStep

com.orientechnologies.orient.core.sql.executor.AbstractUnrollStep

All Implemented Interfaces:

OExecutionStep, OExecutionStepInternal

Direct Known Subclasses:

ReturnMatchElementsStep, ReturnMatchPathElementsStep, WhileMatchStep

public abstract class AbstractUnrollStep
extends AbstractExecutionStep

unwinds a result-set.

Author:

Luigi Dell'Aquila (l.dellaquila-(at)-orientdb.com)

Field Summary

Fields inherited from class com.orientechnologies.orient.core.sql.executor.AbstractExecutionStep

ctx, next, prev, profilingEnabled, timedOut

Constructor Summary

Constructors

Constructor and Description
AbstractUnrollStep(OCommandContext ctx, boolean profilingEnabled)

Method Summary

Modifier and Type	Method and Description
void	reset()
OResultSet	syncPull(OCommandContext ctx, int nRecords)
protected abstract Collection<OResult>	unroll(OResult doc, OCommandContext iContext)

Methods inherited from class com.orientechnologies.orient.core.sql.executor.AbstractExecutionStep

close, getContext, getCostFormatted, getNext, getPrev, isProfilingEnabled, sendTimeout, setNext, setPrevious, setProfilingEnabled

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.orientechnologies.orient.core.sql.executor.OExecutionStepInternal

basicDeserialize, basicSerialize, canBeCached, copy, deserialize, getDescription, getIndent, getName, getSubExecutionPlans, getSubSteps, getTargetNode, getType, prettyPrint, serialize

Methods inherited from interface com.orientechnologies.orient.core.sql.executor.OExecutionStep

getCost, toResult

Constructor Detail

AbstractUnrollStep

public AbstractUnrollStep(OCommandContext ctx,
                          boolean profilingEnabled)

Method Detail

reset

public void reset()

syncPull

public OResultSet syncPull(OCommandContext ctx,
                           int nRecords)
                    throws OTimeoutException

Throws:

OTimeoutException

unroll

protected abstract Collection<OResult> unroll(OResult doc,
                                              OCommandContext iContext)