Class StreamELResolverImpl


  • public class StreamELResolverImpl
    extends ELResolver
    • Constructor Detail

      • StreamELResolverImpl

        public StreamELResolverImpl()
    • Method Detail

      • getValue

        public Object getValue​(ELContext context,
                               Object base,
                               Object property)
        Specified by:
        getValue in class ELResolver
        Parameters:
        context - The EL context for this evaluation
        base - The base object on which the property is to be found
        property - The property whose value is to be returned
        Returns:
        the value of the provided property
      • getType

        public Class<?> getType​(ELContext context,
                                Object base,
                                Object property)
        Specified by:
        getType in class ELResolver
        Parameters:
        context - The EL context for this evaluation
        base - The base object on which the property is to be found
        property - The property whose type is to be returned
        Returns:
        the type of the provided property
      • setValue

        public void setValue​(ELContext context,
                             Object base,
                             Object property,
                             Object value)
        Specified by:
        setValue in class ELResolver
        Parameters:
        context - The EL context for this evaluation
        base - The base object on which the property is to be found
        property - The property whose value is to be set
        value - The value to set the property to
      • isReadOnly

        public boolean isReadOnly​(ELContext context,
                                  Object base,
                                  Object property)
        Specified by:
        isReadOnly in class ELResolver
        Parameters:
        context - The EL context for this evaluation
        base - The base object on which the property is to be found
        property - The property to be checked for read only status
        Returns:
        true if the identified property is read only, otherwise false
      • getFeatureDescriptors

        public Iterator<FeatureDescriptor> getFeatureDescriptors​(ELContext context,
                                                                 Object base)
        Description copied from class: jakarta.el.ELResolver
        Obtain the feature descriptors for the resolvable properties of the given object.
        Specified by:
        getFeatureDescriptors in class ELResolver
        Parameters:
        context - The context in which the examination takes place
        base - The object to examine
        Returns:
        An iterator, possibly empty, of feature descriptors of the given object
      • getCommonPropertyType

        public Class<?> getCommonPropertyType​(ELContext context,
                                              Object base)
        Description copied from class: jakarta.el.ELResolver
        Obtain the most common type that is acceptable for the given base object.
        Specified by:
        getCommonPropertyType in class ELResolver
        Parameters:
        context - The context in which the examination takes place
        base - The object to examine
        Returns:
        {code null} if the most common type cannot be determine, otherwise the most common type
      • invoke

        public Object invoke​(ELContext context,
                             Object base,
                             Object method,
                             Class<?>[] paramTypes,
                             Object[] params)
        Description copied from class: jakarta.el.ELResolver
        Invokes a method on the the given object. This default implementation always returns null.
        Overrides:
        invoke in class ELResolver
        Parameters:
        context - The EL context for this evaluation
        base - The base object on which the method is to be found
        method - The method to invoke
        paramTypes - The types of the parameters of the method to invoke
        params - The parameters with which to invoke the method
        Returns:
        Always null