Package jnr.ffi.util

Class AnnotationProxy<A extends java.lang.annotation.Annotation>

  • Type Parameters:
    A - The annotation type has to be proxed.
    All Implemented Interfaces:
    java.lang.annotation.Annotation, java.lang.reflect.InvocationHandler
    public final class AnnotationProxy<A extends java.lang.annotation.Annotation>
extends java.lang.Object
implements java.lang.annotation.Annotation, java.lang.reflect.InvocationHandler
    Version:
    $Id$

    • Constructor Summary

      Constructors 
      Modifier Constructor Description
      private AnnotationProxy​(java.lang.Class<A> annotationType)
      Build a new proxy annotation given the annotation type.

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.lang.Class<? extends java.lang.annotation.Annotation> annotationType()
      boolean equals​(java.lang.Object obj)
      private static AnnotationProxy<?> getAnnotationProxy​(java.lang.Object obj)
      Retrieves the annotation proxy, if any, given the annotation.
      private static <A extends java.lang.annotation.Annotation>
      java.lang.reflect.Method[]      		 getDeclaredMethods​(java.lang.Class<A> annotationType)
      Access to the declared methods of an annotation, given the type.
      java.lang.Object getProperty​(java.lang.String name)
      Returns the property value, given the name, if present.
      A getProxedAnnotation()
      Returns the proxed annotation.
      int hashCode()
      java.lang.Object invoke​(java.lang.Object proxy, java.lang.reflect.Method method, java.lang.Object[] args)
      static <A extends java.lang.annotation.Annotation>
      AnnotationProxy<A>      		 newProxy​(java.lang.Class<A> annotationType)
      Creates a new annotation proxy.
      void setProperty​(java.lang.String name, java.lang.Object value)
      Set a property value.
      java.lang.String toString()

      • Methods inherited from class java.lang.Object

        clone, finalize, getClass, notify, notifyAll, wait, wait, wait

    • Field Detail

      • MEMBER_NAME_MULTIPLICATOR

        private static final int MEMBER_NAME_MULTIPLICATOR
        The multiplicator required in the hash code calculation.
        See Also:
        Constant Field Values

      • annotationType

        private final java.lang.Class<A extends java.lang.annotation.Annotation> annotationType
        The annotation type class has to be proxed.

      • properties

        private final java.util.Map<java.lang.String,​AnnotationProperty> properties
        The annotation properties registry.

      • proxedAnnotation

        private final A extends java.lang.annotation.Annotation proxedAnnotation
        The proxed annotation.

    • Constructor Detail

      • AnnotationProxy

        private AnnotationProxy​(java.lang.Class<A> annotationType)
        Build a new proxy annotation given the annotation type.
        Parameters:
        annotationType - the annotation type class has to be proxed.

    • Method Detail

      • newProxy

        public static <A extends java.lang.annotation.Annotation> AnnotationProxy<A> newProxy​(java.lang.Class<A> annotationType)
        Creates a new annotation proxy.
        Type Parameters:
        A - the annotation type has to be proxed.
        Parameters:
        annotationType - the annotation type class has to be proxed.
        Returns:
        a new annotation proxy.

      • getAnnotationProxy

        private static AnnotationProxy<?> getAnnotationProxy​(java.lang.Object obj)
        Retrieves the annotation proxy, if any, given the annotation.
        Parameters:
        obj - the annotation.
        Returns:
        the annotation proxy, if any, given the annotation.

      • getDeclaredMethods

        private static <A extends java.lang.annotation.Annotation> java.lang.reflect.Method[] getDeclaredMethods​(java.lang.Class<A> annotationType)
        Access to the declared methods of an annotation, given the type.
        Type Parameters:
        A - the annotation type.
        Parameters:
        annotationType - the annotation type class.
        Returns:
        the declared methods of an annotation, given the type.

      • setProperty

        public void setProperty​(java.lang.String name,
                        java.lang.Object value)
        Set a property value.
        Parameters:
        name - the property name.
        value - the property value.

      • getProperty

        public java.lang.Object getProperty​(java.lang.String name)
        Returns the property value, given the name, if present.
        Parameters:
        name - the property name.
        Returns:
        the property value, given the name, if present.

      • invoke

        public java.lang.Object invoke​(java.lang.Object proxy,
                               java.lang.reflect.Method method,
                               java.lang.Object[] args)
                        throws java.lang.Throwable
        Specified by:
        invoke in interface java.lang.reflect.InvocationHandler
        Throws:
        java.lang.Throwable

      • annotationType

        public java.lang.Class<? extends java.lang.annotation.Annotation> annotationType()
        Specified by:
        annotationType in interface java.lang.annotation.Annotation

      • getProxedAnnotation

        public A getProxedAnnotation()
        Returns the proxed annotation.
        Returns:
        the proxed annotation.

      • equals

        public boolean equals​(java.lang.Object obj)
        Specified by:
        equals in interface java.lang.annotation.Annotation
        Overrides:
        equals in class java.lang.Object

      • hashCode

        public int hashCode()
        Specified by:
        hashCode in interface java.lang.annotation.Annotation
        Overrides:
        hashCode in class java.lang.Object

      • toString

        public java.lang.String toString()
        Specified by:
        toString in interface java.lang.annotation.Annotation
        Overrides:
        toString in class java.lang.Object