org.apache.commons.jexl
Interface JexlExprResolver
- All Known Implementing Classes:
- FlatResolver
- public interface JexlExprResolver
A Resolver allows custom resolution of the expression, and can be
added in front of the jexl engine, or after in the evaluation
- Version:
- $Id: JexlExprResolver.java,v 1.3 2004/08/23 13:53:34 dion Exp $
NO_VALUE
public static final Object NO_VALUE
evaluate
public Object evaluate(JexlContext context,
String expression)
- evaluates an expression against the context
- Parameters:
context
- current data contextexpression
- expression to evauluate- Returns:
- value (may be null) po the NO_VALUE object to
indicate no resolution.
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