Package org.mule.api.expression

Interface Summary
ExpressionEvaluator ExpressionEvaluator extracts a property from the message in a generic way.
ExpressionManager Provides universal access for evaluating expressions embedded in Mule configurations, such as Xml, Java, scripting and annotations.

Exception Summary
ExpressionRuntimeException If thrown by the DefaultExpressionManager if an expression returns null and failIfNull was set when ExpressionManager.evaluate(String,org.mule.api.MuleMessage,boolean) was called.
RequiredValueException Is thrown explicitly when an expression is executed that returns a null value when a value is required.

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