java_小跟班

摘要：(System.nanoTime() - nanoTime) < TimeUnit.MILLISECONDS.toNanos(waitTimeout) 阅读全文

摘要：抄袭 : https://blog.csdn.net/qq_36567005/article/details/80611139 Spring的注解@Qualifier用法 在Controller中需要注入service那么我的这个server有两个实现类如何区分开这两个impl呢？根据注入资源的注解 阅读全文

摘要：/** 日志切面 */@Component@Aspect@Slf4jpublic class LogAspect { @Pointcut("@annotation(com.lwb.a.utils.aLog)") public void pointCut() { } @After(value = "p 阅读全文

摘要：@Slf4j@Componentpublic class DirectRequestParamHandleFactory { HashMap<String, DirectRequestParamHandle> serviceCache = new HashMap<>(); public Direct 阅读全文

摘要：1. 集合封装为Map 先理解一下参数 (1) key为 属性, value 为对象本身 Map<String, ActExtNodeInfo> nodeMap = modelService.getNodeInfoByModel(modelData) .stream() .collect(Colle 阅读全文

摘要：Set<ConstraintViolation<Object>> lists= validator.validate(checkObj,validGroupCls); 借鉴: https://blog.csdn.net/qq_32352777/article/details/108424932 ht 阅读全文

摘要：spring 拦截器 1. @Componentpublic class myInterceptor extends HandlerInterceptorAdapter 2. 重写此方法 public boolean preHandle(HttpServletRequest request, Htt 阅读全文