xiao_huocai的博客

import static net.mindview.util.Print.*;class Insect{ private int i = 9; protected int j; Insect(){ print("i = " + i + ", j = " + j); // System.out.println() j = 39; }

class Vehicle{ public static void test(){ System.out.println("Vehicle"); }}public class Car extends Vehicle{ public static void test(){ System.out.println("Car"); }

import java.io.*;import java.util.zip.Deflater;import java.util.zip.Inflater;public abstract class Zlib { /** * 压缩 * * @param data * 待压缩数据 * @return byte[] ...

import java.security.MessageDigest;public class Md5 { private static MessageDigest md5 = null; static { try { md5 = MessageDigest.getInstance("MD5"); } catch (Exc...