org.apache.camel
Interface Expression<E extends Exchange>
- All Known Implementing Classes:
- AssertionClause.PredicateValueBuilder, ValueBuilder, XPathBuilder
public interface Expression<E extends Exchange>
An expression
provides a plugin strategy for evaluating expressions on a message exchange to support things like
scripting languages,
XQuery
or SQL as well
as any arbitrary Java expression.
- Version:
- $Revision: $
Method Summary |
Object |
evaluate(E exchange)
Returns the value of the expression on the given exchange |
evaluate
Object evaluate(E exchange)
- Returns the value of the expression on the given exchange
- Parameters:
exchange
- the message exchange on which to evaluate the expression
- Returns:
- the value of the expression
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