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spring 在單例類中使用註解注入bean

/**
* @author: jerry
* @Email:
* @Company:
* @Action: 日誌處理工具類
* @DATE: 2016-9-19
*/

@Component//泛指元件,當元件不好歸類的時候,我們可以使用這個註解進行標註
public class LogUtil {

@Autowired<br>//注意這裡非靜態
private AdminLogService logService;

private static LogUtil logUtil;

@PostConstruct //@PostConstruct修飾的方法會在伺服器載入Servle的時候執行,並且只會被伺服器執行一次。PostConstruct在建構函式之後執行,init()方法之前執行
public void init() { logUtil = this; logUtil.logService = this.logService; } public AdminLogService getUserService() { return logService; } public void setUserService(AdminLogService userService) { this.logService = userService; } public static void addLog(LoginInfo loginInfo,String desc){ //新增日誌 AdminLog log=new
AdminLog(); log.setCreatetime(new Date()); log.setDescription(desc); try { log.setCuid(loginInfo.getUser().getId()); log.setCreateuser(loginInfo.getUser().getAccount()); logUtil.logService.insertLog(log); } catch (Exception e) { log.setCuid(0); log.setCreateuser("unknow");<br>//呼叫時通過類去調 logUtil.logService.insertLog(log); } } }