链接：
https://www.cnblogs.com/pengpengzhang/p/8675740.html
https://blog.csdn.net/ZHANGHUI3239619/article/details/78808129
例：
// 启用exe客户端
@RequestMapping("/startUpXFExe")
@ResponseBody
public ResponseResult startUpXFExe(ModelMap map, HttpServletRequest request) {
ResponseResult responseResult = new ResponseResult(ResponseResult.FAILURECODE);
String exePathXF = SysConfigItemValue.getValue("exePathXF");//exe存放路径
if (StringUtils.isNotBlank(exePathXF)) {
String procName = "iflytek.Court.Client.exe";
String result = checkProcess(procName);//检查exe进程
if (result.isEmpty()) {
try {
//启动exe执行程序
Desktop.getDesktop().open(new File(exePathXF));
responseResult.setCode(ResponseResult.SUCCESSCODE);
//responseResult.setMsg("程序启动成功。");
} catch (Exception e) {
e.printStackTrace();
responseResult.setMsg("程序：" + exePathXF + "不存在！");
logger.error("程序：" + exePathXF + "不存在！");
}
}else {
responseResult.setMsg(result);
}
}
return responseResult;
} /**
* 检查进程是否存在，存在则杀死进程
* @param procName
*/
public String checkProcess(String procName) {
String result = "";
//判断是否存在进程
Boolean existProc = false;
BufferedReader bufferedReader = null;
try {
Process proc = Runtime.getRuntime().exec("tasklist -fi " + '"' + "imagename eq " + procName +'"');
bufferedReader = new BufferedReader(new InputStreamReader(proc.getInputStream()));
String line = null;
while ((line = bufferedReader.readLine()) != null) {
if (line.contains(procName)) {
existProc = true;//存在
}
}
} catch (Exception ex) {
result = "查询程序进程异常："+ex.getMessage();
logger.error("查询程序进程异常："+ex.getMessage());
return result;
} finally {
if (bufferedReader != null) {
try {
bufferedReader.close();
} catch (Exception ex) {}
}
} // 存在，则先杀死该进程
if (existProc) {
BufferedReader br = null;
try {
if (StringUtils.isNotBlank(procName)) {
//执行cmd命令
String command = "taskkill /F /IM " + procName;
Runtime runtime = Runtime.getRuntime();
Process process = runtime.exec("cmd /c " + command);
br = new BufferedReader(new InputStreamReader(process.getInputStream(), "UTF-8"));
String line = null;
StringBuilder build = new StringBuilder();
while ((line = br.readLine()) != null) {
build.append(line);
}
}
} catch (Exception e) {
result = "关闭程序进程异常："+e.getMessage();
logger.error("关闭程序进程异常："+e.getMessage());
return result;
} finally {
if (br != null) {
try {
br.close();
} catch (Exception ex) {}
}
}
}
return result;
}