com.orientechnologies.orient.core.sql.executor

Class OIfExecutionPlan

java.lang.Object

com.orientechnologies.orient.core.sql.executor.OIfExecutionPlan

All Implemented Interfaces:

OExecutionPlan, OInternalExecutionPlan, Serializable

public class OIfExecutionPlan
extends Object
implements OInternalExecutionPlan

Author:

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

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected IfStep	step

Fields inherited from interface com.orientechnologies.orient.core.sql.executor.OInternalExecutionPlan

JAVA_TYPE

Constructor Summary

Constructors

Constructor and Description
OIfExecutionPlan(OCommandContext ctx)

Method Summary

Modifier and Type	Method and Description
boolean	canBeCached()
void	chain(IfStep step)
void	close()
boolean	containsReturn()
OExecutionStepInternal	executeUntilReturn()
OResultSet	fetchNext(int n) if the execution can still return N elements, then the result will contain them all.
long	getCost()
List<OExecutionStep>	getSteps()
String	prettyPrint(int depth, int indent)
void	reset(OCommandContext ctx)
void	setSteps(List<OExecutionStepInternal> steps)
OResult	toResult()

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.OInternalExecutionPlan

copy, deserialize, getStatement, serialize, setStatement

Field Detail

step

protected IfStep step

Constructor Detail

OIfExecutionPlan

public OIfExecutionPlan(OCommandContext ctx)

Method Detail

reset

public void reset(OCommandContext ctx)

Specified by:

reset in interface OInternalExecutionPlan

close

public void close()

Specified by:

close in interface OInternalExecutionPlan

fetchNext

public OResultSet fetchNext(int n)

Description copied from interface: OInternalExecutionPlan

if the execution can still return N elements, then the result will contain them all. If the execution contains less than N elements, then the result will contain them all, next result(s) will contain zero elements

Specified by:

fetchNext in interface OInternalExecutionPlan

Returns:

prettyPrint

public String prettyPrint(int depth,
                          int indent)

Specified by:

prettyPrint in interface OExecutionPlan

chain

public void chain(IfStep step)

getSteps

public List<OExecutionStep> getSteps()

Specified by:

getSteps in interface OExecutionPlan

setSteps

public void setSteps(List<OExecutionStepInternal> steps)

toResult

public OResult toResult()

Specified by:

toResult in interface OExecutionPlan

getCost

public long getCost()

Specified by:

getCost in interface OInternalExecutionPlan

canBeCached

public boolean canBeCached()

Specified by:

canBeCached in interface OInternalExecutionPlan

containsReturn

public boolean containsReturn()

executeUntilReturn

public OExecutionStepInternal executeUntilReturn()