Package jakarta.el

Class BeanNameELResolver


  • public class BeanNameELResolver
    extends ELResolver
    Since:
    EL 3.0
    • Constructor Detail

      • BeanNameELResolver

        public BeanNameELResolver​(BeanNameResolver beanNameResolver)
    • Method Detail

      • getValue

        public java.lang.Object getValue​(ELContext context,
                                         java.lang.Object base,
                                         java.lang.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
      • setValue

        public void setValue​(ELContext context,
                             java.lang.Object base,
                             java.lang.Object property,
                             java.lang.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
      • getType

        public java.lang.Class<?> getType​(ELContext context,
                                          java.lang.Object base,
                                          java.lang.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
      • isReadOnly

        public boolean isReadOnly​(ELContext context,
                                  java.lang.Object base,
                                  java.lang.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 java.util.Iterator<java.beans.FeatureDescriptor> getFeatureDescriptors​(ELContext context,
                                                                                      java.lang.Object base)
        Description copied from class: 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 java.lang.Class<?> getCommonPropertyType​(ELContext context,
                                                        java.lang.Object base)
        Description copied from class: 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