scriptella.expression
Class Expression

java.lang.Object
  scriptella.expression.Expression

Direct Known Subclasses:

JexlExpression

public abstract class Expression
extends java.lang.Object

Base class for all expressions.

Version:

1.0

Author:

Fyodor Kupolov

Nested Class Summary

static class	Expression.EvaluationException
static class	Expression.ParseException

Constructor Summary

protected

Expression(java.lang.String expression)

Method Summary

static Expression	compile(java.lang.String expression)
abstract java.lang.Object	evaluate(ParametersCallback callback)
java.lang.String	getExpression()

Methods inherited from class java.lang.Object

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

Constructor Detail

Expression

protected Expression(java.lang.String expression)

Method Detail

evaluate

public abstract java.lang.Object evaluate(ParametersCallback callback)
                                   throws Expression.EvaluationException

Throws:

Expression.EvaluationException

getExpression

public java.lang.String getExpression()

compile

public static Expression compile(java.lang.String expression)
                          throws Expression.ParseException

Throws:

Expression.ParseException