com.exasol.sql.expression.predicate

Class AbstractPredicate

java.lang.Object

com.exasol.sql.expression.predicate.AbstractPredicate

All Implemented Interfaces:

BooleanExpression, Predicate, ValueExpression

Direct Known Subclasses:

BetweenPredicate, ExistsPredicate, InPredicate, IsNullPredicate

public abstract class AbstractPredicate
extends Object
implements Predicate

An abstract basis for predicate classes.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractPredicate(PredicateOperator operator) Creates a new instance of AbstractPredicate.

Method Summary

Modifier and Type	Method and Description
void	accept(BooleanExpressionVisitor visitor) Accept a visitor
void	accept(ValueExpressionVisitor visitor) Accept a visitor
PredicateOperator	getOperator() Returns the predicate operator.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.exasol.sql.expression.predicate.Predicate

accept

Constructor Detail

AbstractPredicate

protected AbstractPredicate(PredicateOperator operator)

Creates a new instance of AbstractPredicate.

Parameters:

operator - a predicate operator

Method Detail

getOperator

public PredicateOperator getOperator()

Description copied from interface: Predicate

Returns the predicate operator.

Specified by:

getOperator in interface Predicate

Returns:

predicate operator

accept

public void accept(BooleanExpressionVisitor visitor)

Description copied from interface: BooleanExpression

Accept a visitor

Specified by:

accept in interface BooleanExpression

Parameters:

visitor - visitor to accept

accept

public void accept(ValueExpressionVisitor visitor)

Description copied from interface: ValueExpression

Accept a visitor

Specified by:

accept in interface ValueExpression

Parameters:

visitor - visitor to accept