java打开后台程序

try{

String cmds="java -version";

Process p = Runtime.getRuntime().exec(cmds);

int exitValue = 1;

if((exitValue = p.waitFor()) != 0)

{

p.destroy();

System.out.println("exitValue:"+exitValue);

System.exit(exitValue);

}

}catch (IOException e) {

e.printStackTrace();

}catch (InterruptedException e) {

e.printStackTrace();

}