Here you can find the source of isURI(Class> type)
public static boolean isURI(Class<?> type)
//package com.java2s; //License from project: LGPL import java.net.URI; public class Main { public static boolean isURI(Class<?> type) { return type.isAssignableFrom(URI.class); }/*w ww. ja va2 s . c om*/ }