Package joptsimple.internal

Class Reflection

  • public final class Reflection
extends java.lang.Object
    Helper methods for reflection.
    Author:
    Paul Holser

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static <V> V convertWith​(ValueConverter<V> converter, java.lang.String raw)  
      static <V> ValueConverter<V> findConverter​(java.lang.Class<V> clazz)
      Finds an appropriate value converter for the given class.
      static <T> T instantiate​(java.lang.reflect.Constructor<T> constructor, java.lang.Object... args)
      Invokes the given constructor with the given arguments.
      static java.lang.Object invoke​(java.lang.reflect.Method method, java.lang.Object... args)
      Invokes the given static method with the given arguments.

      • Methods inherited from class java.lang.Object

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

    • Method Detail

      • findConverter

        public static <V> ValueConverter<V> findConverter​(java.lang.Class<V> clazz)
        Finds an appropriate value converter for the given class.
        Type Parameters:
        V - a constraint on the class object to introspect
        Parameters:
        clazz - class to introspect on
        Returns:
        a converter method or constructor

      • instantiate

        public static <T> T instantiate​(java.lang.reflect.Constructor<T> constructor,
                                java.lang.Object... args)
        Invokes the given constructor with the given arguments.
        Type Parameters:
        T - constraint on the type of the objects yielded by the constructor
        Parameters:
        constructor - constructor to invoke
        args - arguments to hand to the constructor
        Returns:
        the result of invoking the constructor
        Throws:
        ReflectionException - in lieu of the gaggle of reflection-related exceptions

      • invoke

        public static java.lang.Object invoke​(java.lang.reflect.Method method,
                                      java.lang.Object... args)
        Invokes the given static method with the given arguments.
        Parameters:
        method - method to invoke
        args - arguments to hand to the method
        Returns:
        the result of invoking the method
        Throws:
        ReflectionException - in lieu of the gaggle of reflection-related exceptions

      • convertWith

        public static <V> V convertWith​(ValueConverter<V> converter,
                                java.lang.String raw)