Examples of org.mule.api.expression.ExpressionEvaluator.evaluate()

        ExpressionEvaluator extractor = (ExpressionEvaluator) evaluators.get(evaluator);
        if (extractor == null)
        {
            throw new IllegalArgumentException(CoreMessages.expressionEvaluatorNotRegistered(evaluator).getMessage());
        }
        Object result = extractor.evaluate(expression, message);
        //TODO Handle empty collections || (result instanceof Collection && ((Collection)result).size()==0)
        if (failIfNull && (result == null))
        {
            throw new RequiredValueException(CoreMessages.expressionEvaluatorReturnedNull(evaluator, expression));
        }

        if (extractor == null)
        {
            throw new IllegalArgumentException(CoreMessages.expressionEvaluatorNotRegistered(evaluator)
                .getMessage());
        }
        Object result = extractor.evaluate(expression, message);
        // TODO Handle empty collections || (result instanceof Collection && ((Collection)result).size()==0)
        if (failIfNull && (result == null))
        {
            throw new RequiredValueException(CoreMessages.expressionEvaluatorReturnedNull(evaluator,
                expression));

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