Java 执行PowerShell命令

import java.io.IOException;
public class Test {
    public static void main(String[] args) {
        exec("ls",true,true);
    }
    /**
     *
     * @param cmd 命令
     * @param isOpenWindow 是否打开PowerShell窗口
     * @param isFinishExit 如果打开窗口，那么执行完毕后是否自动退出
     */
    public static void exec(String cmd,boolean isOpenWindow,boolean isFinishExit){
        String args = "";
        if (isOpenWindow) {
            args = "cmd /c start PowerShell "+cmd;
        }else{
            args = "cmd /c PowerShell "+cmd;
        }
        if (isOpenWindow&&!isFinishExit){
            args += ";read-host";
        }
        try {
            Runtime.getRuntime().exec(args);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}