原理：java的Runtime.getRuntime().exec(commandText)可以调用执行cmd指令。
cmd /c dir 是执行完dir命令后关闭命令窗口。
cmd /k dir 是执行完dir命令后不关闭命令窗口。
cmd /c start dir 会打开一个新窗口后执行dir指令，原窗口会关闭。
cmd /k start dir 会打开一个新窗口后执行dir指令，原窗口不会关闭。
注：增加了start，就会打开新窗口，可以用cmd /?查看帮助信息。
public static void runCMD(String path) throws Exception
{
Process p = Runtime.getRuntime().exec("cmd /c cmd.exe /c " + path+" exit");
BufferedReader br = new BufferedReader(new InputStreamReader(p.getInputStream()));
String readLine = br.readLine();
while (readLine != null) {
readLine = br.readLine();
System.out.println(readLine);
}
if(br!=null){
br.close();
}
p.destroy();
p=null;
}
public static void runCMDShow(String path) throws Exception
{
Process p = Runtime.getRuntime().exec("cmd /c start cmd.exe /c " + path+" exit");
BufferedReader br = new BufferedReader(new InputStreamReader(p.getInputStream()));
String readLine = br.readLine();
while (readLine != null) {
readLine = br.readLine();
System.out.println(readLine);
}
if(br!=null){
br.close();
}
p.destroy();
p=null;
}
public static void main(String[] args) {
String path = "D:\\iimob\\tomcat2\\bin\\startup.bat";
System.out.println(new Date());
try {
runCMDShow(path);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
System.out.println(new Date());
}