Package org.hcjf.utils

Class Introspection.Invoker

    • Constructor Summary

      Constructors 
      Constructor Description
      Invoker​(java.lang.Class implementationClass, java.lang.reflect.Method method)  

    • Method Summary

      Modifier and Type Method Description
      <A extends java.lang.annotation.Annotation>
      A      		 getAnnotation​(java.lang.Class<? extends A> annotationClass)
      Returns the instance of the annotation class associated to the accessor method, or null if the annotation doesn't exist.
      <A extends java.lang.annotation.Annotation>
      java.util.List<A>      		 getAnnotations​(java.lang.Class<? extends A> annotationClass)
      Returns the list of the annotation instances associated to the invoker, or null if the annotation class is not present into the invoker.
      java.util.Map<java.lang.Class<? extends java.lang.annotation.Annotation>,​java.util.List<java.lang.annotation.Annotation>> getAnnotationsMap()
      Return an unmodifiable map with all the annotation instances associated to the method indexed by the class of the each annotation instance.
      java.lang.Class getImplementationClass()
      Return the the name of the class when the method is implemented.
      java.lang.reflect.Method getMethod()
      Return the name of the accessor method.
      java.lang.Object invoke​(java.lang.Object instance, java.lang.Object... params)
      Wrapper method to get the storage method.
      boolean isAnnotationPresent​(java.lang.Class<? extends java.lang.annotation.Annotation> annotationClass)
      Verify if exists an instance of the annotation class associated to the accessor method.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • Invoker

        public Invoker​(java.lang.Class implementationClass,
               java.lang.reflect.Method method)

    • Method Detail

      • getImplementationClass

        public final java.lang.Class getImplementationClass()
        Return the the name of the class when the method is implemented.
        Returns:
        Implementation class name.

      • getMethod

        public final java.lang.reflect.Method getMethod()
        Return the name of the accessor method.
        Returns:
        Name of the accessor method.

      • isAnnotationPresent

        public final boolean isAnnotationPresent​(java.lang.Class<? extends java.lang.annotation.Annotation> annotationClass)
        Verify if exists an instance of the annotation class associated to the accessor method.
        Parameters:
        annotationClass - Annotation class.
        Returns:
        True if the instance exists and false in the otherwise.

      • getAnnotation

        public final <A extends java.lang.annotation.Annotation> A getAnnotation​(java.lang.Class<? extends A> annotationClass)
        Returns the instance of the annotation class associated to the accessor method, or null if the annotation doesn't exist. This method return the first instance of the list of annotations.
        Type Parameters:
        A - Expected annotation type.
        Parameters:
        annotationClass - Annotation class.
        Returns:
        Annotation instance or null.

      • getAnnotations

        public final <A extends java.lang.annotation.Annotation> java.util.List<A> getAnnotations​(java.lang.Class<? extends A> annotationClass)
        Returns the list of the annotation instances associated to the invoker, or null if the annotation class is not present into the invoker.
        Type Parameters:
        A - Expected annotation type.
        Parameters:
        annotationClass - Annotation class.
        Returns:
        Unmodifiable list of annotation instances.

      • getAnnotationsMap

        public final java.util.Map<java.lang.Class<? extends java.lang.annotation.Annotation>,​java.util.List<java.lang.annotation.Annotation>> getAnnotationsMap()
        Return an unmodifiable map with all the annotation instances associated to the method indexed by the class of the each annotation instance.
        Returns:
        Unmodifiable map.

      • invoke

        public java.lang.Object invoke​(java.lang.Object instance,
                               java.lang.Object... params)
        Wrapper method to get the storage method.
        Parameters:
        instance - Instance to get the method.
        params - Method parameters.
        Returns:
        Invocation result.
        Throws:
        java.lang.reflect.InvocationTargetException - Invocation Target Exception
        java.lang.IllegalAccessException - Illegal Access Exception