Package com.wavefront.predicates

Class StringComparisonExpression

java.lang.Object

com.wavefront.predicates.StringComparisonExpression

All Implemented Interfaces:

BaseExpression, PredicateEvalExpression

public class StringComparisonExpression
extends Object
implements PredicateEvalExpression

Adapter that converts two StringExpression to PredicateEvalExpression.

Author:

vasily@wavefront.com.

Method Summary

Modifier and Type	Method	Description
double	getValue(Object entity)	Get a double value.
static PredicateEvalExpression	of(StringExpression left, StringExpression right, String op)

Methods inherited from class java.lang.Object

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

Method Detail

getValue

public double getValue(Object entity)

Description copied from interface: PredicateEvalExpression

Get a double value.

Specified by:

getValue in interface PredicateEvalExpression

Parameters:

entity - entity to get the value from.

Returns:

double value

of

public static PredicateEvalExpression of(StringExpression left,
                                         StringExpression right,
                                         String op)