org.apache.tajo.plan.expr

Class GeneralFunctionEval

java.lang.Object

org.apache.tajo.plan.expr.EvalNode

org.apache.tajo.plan.expr.FunctionEval

org.apache.tajo.plan.expr.GeneralFunctionEval

All Implemented Interfaces:

Cloneable, ProtoObject<PlanProto.EvalNodeTree>, GsonObject

public class GeneralFunctionEval
extends FunctionEval

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.tajo.plan.expr.FunctionEval

FunctionEval.ParamType

Field Summary

Fields

Modifier and Type	Field and Description
protected GeneralFunction	instance

Fields inherited from class org.apache.tajo.plan.expr.FunctionEval

argEvals, funcDesc

Fields inherited from class org.apache.tajo.plan.expr.EvalNode

type

Constructor Summary

Constructors

Constructor and Description
GeneralFunctionEval(OverridableConf queryContext, FunctionDesc desc, GeneralFunction instance, EvalNode[] givenArgs)

Method Summary

Methods

Modifier and Type	Method and Description
Object	clone()
boolean	equals(Object obj)
Datum	eval(Schema schema, Tuple tuple)
int	hashCode()

Methods inherited from class org.apache.tajo.plan.expr.FunctionEval

childNum, getArgs, getChild, getFuncDesc, getName, getParamType, getValueType, isDistinct, postOrder, preOrder, setArg, setArgs, toString

Methods inherited from class org.apache.tajo.plan.expr.EvalNode

getProto, getType, toJson

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

instance

protected GeneralFunction instance

Constructor Detail

GeneralFunctionEval

public GeneralFunctionEval(@Nullable
                   OverridableConf queryContext,
                   FunctionDesc desc,
                   GeneralFunction instance,
                   EvalNode[] givenArgs)

Method Detail

eval

public Datum eval(Schema schema,
         Tuple tuple)

Specified by:

eval in class FunctionEval

equals

public boolean equals(Object obj)

Overrides:

equals in class FunctionEval

hashCode

public int hashCode()

Overrides:

hashCode in class FunctionEval

clone

public Object clone()
             throws CloneNotSupportedException

Overrides:

clone in class FunctionEval

Throws:

CloneNotSupportedException