Package scriptella.expression

Class Expression

java.lang.Object

scriptella.expression.Expression

Direct Known Subclasses:

JexlExpression

public abstract class Expression
extends Object

Base class for all expressions.

Version:

1.0

Author:

Fyodor Kupolov

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Expression.EvaluationException
static class	Expression.ParseException

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Expression(String expression)

Method Summary

Modifier and Type	Method	Description
static Expression	compile(String expression)
abstract Object	evaluate(ParametersCallback callback)
String	getExpression()

Methods inherited from class java.lang.Object

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

Constructor Details

Expression

protected Expression(String expression)

Method Details

evaluate

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

Throws:

Expression.EvaluationException

getExpression

public String getExpression()

compile

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

Throws:

Expression.ParseException