code: public static Method[] getMethods(Class<?> clazz, String... methodNames) {
  		return WhiteboxImpl.getMethods(clazz, methodNames);
  	}
docs: Get an array of {@link Method}'s that matches the supplied list of method
  names. Both instance and static methods are taken into account.
  
  @param clazz
  The class that should contain the methods.
  @param methodNames
  Names of the methods that will be returned.
  @return An array of Method's.
  @throws MethodNotFoundException
  If no method was found.