java执行系统cmd命令(未测试)

class ExecCmd {
public static void main(String args[]) {
Runtime run = Runtime.getRuntime();
Process process = null;
try {
process = run.exec("notepad"); // 执行cmd命令
process.waitFor();
} catch (Exception e) {
System.out.println("Error executing notepad.");
}
System.out.println("Notepad returned " + process.exitValue());
}
}