org.apache.tajo.plan.expr

Class PatternMatchPredicateEval

java.lang.Object

org.apache.tajo.plan.expr.EvalNode

org.apache.tajo.plan.expr.BinaryEval

org.apache.tajo.plan.expr.PatternMatchPredicateEval

All Implemented Interfaces:

Cloneable, ProtoObject<PlanProto.EvalNodeTree>, GsonObject

Direct Known Subclasses:

LikePredicateEval, RegexPredicateEval, SimilarToPredicateEval

public abstract class PatternMatchPredicateEval
extends BinaryEval

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	caseInsensitive
protected Pattern	compiled
protected boolean	not
protected String	pattern

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

leftExpr, returnType, rightExpr

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

type

Constructor Summary

Constructors

Constructor and Description
PatternMatchPredicateEval(EvalType evalType, boolean not, EvalNode field, ConstEval pattern)
PatternMatchPredicateEval(EvalType evalType, boolean not, EvalNode predicand, ConstEval pattern, boolean caseInsensitive)

Method Summary

Methods

Modifier and Type	Method and Description
Datum	eval(Schema schema, Tuple tuple)
String	getName()
TajoDataTypes.DataType	getValueType()
boolean	isCaseInsensitive()
boolean	isNot()

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

childNum, clone, equals, getChild, getLeftExpr, getRightExpr, hashCode, postOrder, preOrder, setChild, setLeftExpr, setRightExpr, 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

not

protected boolean not

pattern

protected String pattern

caseInsensitive

protected boolean caseInsensitive

compiled

protected Pattern compiled

Constructor Detail

PatternMatchPredicateEval

public PatternMatchPredicateEval(EvalType evalType,
                         boolean not,
                         EvalNode predicand,
                         ConstEval pattern,
                         boolean caseInsensitive)

PatternMatchPredicateEval

public PatternMatchPredicateEval(EvalType evalType,
                         boolean not,
                         EvalNode field,
                         ConstEval pattern)

Method Detail

isNot

public boolean isNot()

isCaseInsensitive

public boolean isCaseInsensitive()

getValueType

public TajoDataTypes.DataType getValueType()

Overrides:

getValueType in class BinaryEval

getName

public String getName()

Overrides:

getName in class BinaryEval

eval

public Datum eval(Schema schema,
         Tuple tuple)

Overrides:

eval in class BinaryEval