Class EvaluationContext


  • public final class EvaluationContext
    extends ELContext
    • Method Detail

      • getELContext

        public ELContext getELContext()
      • getContext

        public java.lang.Object getContext​(java.lang.Class key)
        Description copied from class: ELContext
        Obtain the context object for the given key.
        Overrides:
        getContext in class ELContext
        Parameters:
        key - The key of the required context object
        Returns:
        The value of the context object associated with the given key
      • putContext

        public void putContext​(java.lang.Class key,
                               java.lang.Object contextObject)
        Description copied from class: ELContext
        Add an object to this EL context under the given key.
        Overrides:
        putContext in class ELContext
        Parameters:
        key - The key under which to store the object
        contextObject - The object to add
      • getLocale

        public java.util.Locale getLocale()
        Overrides:
        getLocale in class ELContext
      • setLocale

        public void setLocale​(java.util.Locale locale)
        Overrides:
        setLocale in class ELContext
      • setPropertyResolved

        public void setPropertyResolved​(java.lang.Object base,
                                        java.lang.Object property)
        Description copied from class: ELContext
        Mark the given property as resolved and notfy any interested listeners.
        Overrides:
        setPropertyResolved in class ELContext
        Parameters:
        base - The base object on which the property was found
        property - The property that was resolved
      • getImportHandler

        public ImportHandler getImportHandler()
        Description copied from class: ELContext
        Obtain the ImportHandler for this ELContext, creating one if necessary. This method is not thread-safe.
        Overrides:
        getImportHandler in class ELContext
        Returns:
        the ImportHandler for this ELContext.
      • addEvaluationListener

        public void addEvaluationListener​(EvaluationListener listener)
        Description copied from class: ELContext
        Register an EvaluationListener with this ELContext.
        Overrides:
        addEvaluationListener in class ELContext
        Parameters:
        listener - The EvaluationListener to register
      • getEvaluationListeners

        public java.util.List<EvaluationListener> getEvaluationListeners()
        Description copied from class: ELContext
        Obtain the list of registered EvaluationListeners.
        Overrides:
        getEvaluationListeners in class ELContext
        Returns:
        A list of the EvaluationListener registered with this ELContext
      • notifyBeforeEvaluation

        public void notifyBeforeEvaluation​(java.lang.String expression)
        Description copied from class: ELContext
        Notify interested listeners that an expression will be evaluated.
        Overrides:
        notifyBeforeEvaluation in class ELContext
        Parameters:
        expression - The expression that will be evaluated
      • notifyAfterEvaluation

        public void notifyAfterEvaluation​(java.lang.String expression)
        Description copied from class: ELContext
        Notify interested listeners that an expression has been evaluated.
        Overrides:
        notifyAfterEvaluation in class ELContext
        Parameters:
        expression - The expression that was evaluated
      • notifyPropertyResolved

        public void notifyPropertyResolved​(java.lang.Object base,
                                           java.lang.Object property)
        Description copied from class: ELContext
        Notify interested listeners that a property has been resolved.
        Overrides:
        notifyPropertyResolved in class ELContext
        Parameters:
        base - The object on which the property was resolved
        property - The property that was resolved
      • isLambdaArgument

        public boolean isLambdaArgument​(java.lang.String name)
        Description copied from class: ELContext
        Determine if the specified name is recognised as the name of a lambda argument.
        Overrides:
        isLambdaArgument in class ELContext
        Parameters:
        name - The name of the lambda argument
        Returns:
        true if the name is recognised as the name of a lambda argument, otherwise false
      • getLambdaArgument

        public java.lang.Object getLambdaArgument​(java.lang.String name)
        Description copied from class: ELContext
        Obtain the value of the lambda argument with the given name.
        Overrides:
        getLambdaArgument in class ELContext
        Parameters:
        name - The name of the lambda argument
        Returns:
        The value of the specified argument
      • enterLambdaScope

        public void enterLambdaScope​(java.util.Map<java.lang.String,​java.lang.Object> arguments)
        Description copied from class: ELContext
        Called when starting to evaluate a lambda expression so that the arguments are available to the EL context during evaluation.
        Overrides:
        enterLambdaScope in class ELContext
        Parameters:
        arguments - The arguments in scope for the current lambda expression.
      • exitLambdaScope

        public void exitLambdaScope()
        Description copied from class: ELContext
        Called after evaluating a lambda expression to signal that the arguments are no longer required.
        Overrides:
        exitLambdaScope in class ELContext
      • convertToType

        public java.lang.Object convertToType​(java.lang.Object obj,
                                              java.lang.Class<?> type)
        Description copied from class: ELContext
        Coerce the supplied object to the requested type.
        Overrides:
        convertToType in class ELContext
        Parameters:
        obj - The object to be coerced
        type - The type to which the object should be coerced
        Returns:
        An instance of the requested type.