@Deprecated public abstract class Expression extends Object
The abstract class for a prepared expression.
An instance of an Expression can be obtained via from an ExpressionEvaluator instance.
An Expression may or not have done a syntactic parse of the expression. A client invoking the evaluate() method should be ready for the case where ELParseException exceptions are raised.
|Constructor and Description
|Modifier and Type
|Method and Description
Evaluates an expression that was previously prepared.
public abstract Object evaluate(VariableResolver vResolver) throws ELException
vResolver - A VariableResolver instance that can be used at runtime to resolve the name of implicit objects
ELException - Thrown if the expression evaluation failed.
Copyright © 2018,2020 Eclipse Foundation.
Use is subject to license terms.