Let me ask you a question : if you have just taken over a strange Spring application, the hang stops during startup, and the Spring container does not start or fail, so the hang is there all the time. There is no obvious error log in the business log (...
how can I mask the contents of the red box? ask the boss to answer. ...
I have the following code snippet in a parent root pom set dev as the default profile <profiles> <profile> <id>dev< id> <properties> <profileActive>dev< profile...
is the transaction in which multiple methods in the same class call annotations to each other the same wrote a method with a lot of rows, and there are a lot of operations on the database, and now you want to propose these operations as separate metho...
problem description deployment projects an and bjord tomcat under tomcat deploy a first, then b. two projects are logged in using login in LoginController respectively. Xtuser uses @ Validated to verify the parameter userid passed in the front end. A...
my static resource css style.css is accessed normally. when I create a controller path is @ResponseBody @GetMapping(" css style.css") public String style() { return "fuck you"; } The result executes the path of t...
problem description how does ModelAndView implement data binding and page jump How does the annotation @ ResponseBody realize that only strings are returned? ...
this is the web-serlet.xml configuration congtroller : I have used springboot before. The springmvc is mainly used to send data to the front end. Html is not jsp. What s wrong with me? take a look-sharp-sharp-sharp topic description sources of...
such as the question, public class HandlerExecutionChain { private static final Log logger = LogFactory.getLog(HandlerExecutionChain.class); private final Object handler; private HandlerInterceptor[] interceptors; private List<Ha...
https: blog.csdn.net Linyizu... when a springCloud client cannot register a service with eureka, many solutions add the following to the service pom <dependency> <groupId>org.springframework.boot< groupId> <artifactId>...
dao, service scan in parent container web related scan in child container is this for layering? Or do you have to do this? is it okay to use only one container? ...
@ PermitAll @ PreAuthorize ( "isAnonymous () ") @ PreAuthorize ( "permitAll ") all kinds of writing methods have been tried, but they are all invalid. It is impossible to request these authentication-free interfaces directly. < hr > all the writin...
the usual application of shiro is like this. if there are mobile users and mobile phones, the mobile phone has many functions, such as gesture manipulation, call, video playback, text function, etc. each function as a menu user A has the permission t...
before using Spring, the interface has multiple implementation classes and uses xml to configure bean, so it is convenient to switch . But it seems that SpringBoot recommends creating a new bunch of @ Configuration classes. What are the advantages of con...
such as the title. Ask the boss to answer. ...
1. Does the load balancer need to be configured only by the service consumer, and whether the url that the browser accesses the micro-service through the gateway needs to be configured. 2.feign is the service calling service. Does the service itself nee...
want to do this use @ Autowired to inject a map in the service layer let Spring scan automatically, and use key to fetch the injected classes in map, which is equivalent to policy mode . the newly added module is annotated with @ Service ( "key ") ...
has not been solved yet. I found a similar problem on https: stackoverflow.com que... on stackoverflow. I tried it myself and found that it could not filter the subresult set, but only parent. The filtered parent brought out all the sub-objects, . @En...
my spring boot 2.0.3 tomcat version 8.5.37 will report when it starts using the external tomcat of the idea startup project. 10-Jan-2019 08Groupe 59,36.509 RMI TCP Connection [RMI TCP Connection (3)-127.0.0.1] org.apache.catalina.core.ApplicationCo...
for example, in the @ Service singleton mode, how many times will the set method be executed using the attributes injected by @ Autowired? is configured directly with the bean node in xml? ...