de.intarsys.tools.expression
Class VariableNamespaceResolver

java.lang.Object
  de.intarsys.tools.expression.VariableNamespaceResolver

All Implemented Interfaces:

IStringEvaluator

public class VariableNamespaceResolver
extends Object
implements IStringEvaluator

Select variable values from a IVariableNamespace.

Constructor Summary

VariableNamespaceResolver(IVariableNamespace namespace)

Method Summary

Object

evaluate(String expression, IArgs args) Evaluate an expression according to the syntax used by the implementor and return the result.

Methods inherited from class java.lang.Object

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

Constructor Detail

VariableNamespaceResolver

public VariableNamespaceResolver(IVariableNamespace namespace)

Method Detail

evaluate

public Object evaluate(String expression,
                       IArgs args)
                throws EvaluationException

Description copied from interface: IStringEvaluator

Evaluate an expression according to the syntax used by the implementor and return the result.

Specified by:

evaluate in interface IStringEvaluator

Parameters:

expression - The expression to evaluate.

Returns:

The result object.

Throws:

EvaluationException - If we encounter a compile or runtime error.