Package scriptella.expression

Class JexlExpression

java.lang.Object

scriptella.expression.Expression

scriptella.expression.JexlExpression

public final class JexlExpression
extends Expression

Represents JEXL expression.

Version:

1.0

Author:

Fyodor Kupolov

Nested Class Summary

Nested classes/interfaces inherited from class scriptella.expression.Expression

Expression.EvaluationException, Expression.ParseException

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	JexlExpression(String expression)

Method Summary

Modifier and Type	Method	Description
Object	evaluate(ParametersCallback callback)
static org.apache.commons.jexl2.JexlEngine	newJexlEngine()	Creates a preconfigured JexlEngine.

Methods inherited from class scriptella.expression.Expression

compile, getExpression

Methods inherited from class java.lang.Object

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

Constructor Details

JexlExpression

protected JexlExpression(String expression)
                  throws Expression.ParseException

Throws:

Expression.ParseException

Method Details

evaluate

public Object evaluate(ParametersCallback callback)
                throws Expression.EvaluationException

Specified by:

evaluate in class Expression

Throws:

Expression.EvaluationException

newJexlEngine

public static org.apache.commons.jexl2.JexlEngine newJexlEngine()

Creates a preconfigured JexlEngine.

The instance is configured to use function namespaces from EtlVariable.

Returns:

instance of JexlEngine.