com.orientechnologies.orient.core.sql.executor

Class OScriptExecutionPlan

java.lang.Object

com.orientechnologies.orient.core.sql.executor.OScriptExecutionPlan

All Implemented Interfaces:

OExecutionPlan, OInternalExecutionPlan, Serializable

public class OScriptExecutionPlan
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 List<ScriptLineStep>	steps

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

JAVA_TYPE

Constructor Summary

Constructors

Constructor and Description
OScriptExecutionPlan(OCommandContext ctx)

Method Summary

Modifier and Type	Method and Description
boolean	canBeCached()
void	chain(OInternalExecutionPlan nextPlan, boolean profilingEnabled)
void	close()
boolean	containsReturn()
OExecutionStepInternal	executeFull() executes the whole script and returns last statement ONLY if it's a RETURN, otherwise it returns null;
OExecutionStepInternal	executeUntilReturn() executes all the script and returns last statement execution step, so that it can be executed from outside
OResultSet	fetchNext(int n) if the execution can still return N elements, then the result will contain them all.
long	getCost()
String	getStatement()
List<OExecutionStep>	getSteps()
String	prettyPrint(int depth, int indent)
void	reset(OCommandContext ctx)
void	setStatement(String statement)
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, serialize

Field Detail

steps

protected List<ScriptLineStep> steps

Constructor Detail

OScriptExecutionPlan

public OScriptExecutionPlan(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(OInternalExecutionPlan nextPlan,
                  boolean profilingEnabled)

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()

executes all the script and returns last statement execution step, so that it can be executed from outside

Returns:

executeFull

public OExecutionStepInternal executeFull()

executes the whole script and returns last statement ONLY if it's a RETURN, otherwise it returns null;

Returns:

getStatement

public String getStatement()

Specified by:

getStatement in interface OInternalExecutionPlan

setStatement

public void setStatement(String statement)

Specified by:

setStatement in interface OInternalExecutionPlan