the requirement is to record the access log. In the case of a json request, the data in the requestbody can only be obtained once.
then wants to encapsulate a httpsevletrequest to read multiple times, which can now be intercepted, but cannot put the wrapped request into the context to continue the request.
the original containerRequestContext can reset the stream, which has been resolved
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at present, all the versions found on the Internet are earlier versions. No suitable general instructions or examples have been found for the official version of Brave after 4.x. At present, there is also an official brave-instrumentation-dubbo-rpc, but ...
I now want to test a method in a dubbo service through a unit test, but this method modifies the data in the database every time, and the unit test cannot be repeated. so I want to use Spring-test for automatic rollback of unit tests. In my Spring+MyB...
We need to do user behavior analysis based on the application. We want to inject the current user s id through dubbo filter, and implicitly pass parameters from consumer to provider, but find that spring bean, cannot be injected into dubbo filter. Is ...
ReferenceConfig(null) is not DESTROYED when FINALIZE, dubbo version: 2.5.3, current host: 10.16.4.157 ...
recently studied Spring-cloud. We know that Zuul is a gateway component under the Spring-cloud system. After reading a blog post by Zhai Yongchao, I mentioned this sentence: **duboo** Why is the Gateway layer not needed under the dubbo architecture? ...
node is widely used in the company s existing technical capabilities. Now there is a relatively large project. Consider doing service split. Is there a recommended distributed framework under node? Similar to the dubbo, used under java, it is relatively...
what is the purpose of the interface in the dubbo project? Does it mean some kind of agreement? ...
public class FixedThreadPool implements ThreadPool { public Executor getExecutor(URL url) { String name = url.getParameter(Constants.THREAD_NAME_KEY, Constants.DEFAULT_THREAD_NAME); int threads = url.getParameter(Constants.THREADS_KE...
I use Dubbo+SpringBoot to build micro services controller and service belong to two services there are the following classes @RestController @RequestMapping("product") public class ProductController{ @Reference(version="1.0.0"...
2018-07-05 16 virtual 17 dispatcherServlet 02.005 ERROR 28380-[nio-9002-exec-4] o.a.c.c.C. [ ]. [dispatcherServlet]: Servlet.service () for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested excepti...
< H2 > in the distributed framework, there will inevitably be request timeout (business complexity, network delay, server pressure) during service invocation, so how to deal with the result of request timeout? < H2 > for example: the merchant system...
springmvc just add to the configuration file <dubbo:monitor protocol="registry" > is fine springboot? ...
A novice learner Dubbo, has this problem when integrating Spring-boot to do Demo. the service provider can start normally, but the caller failed to start. Multiple attempts are inexplicable and cannot be solved. Passers-by point out the problem. Let ...
how to understand the statistics monitored by dubbo? what does this arrow mean? Method: Success Failure Avg Elapsed (ms) Max Elapsed (ms) Max Concurrent list 5--> 6 1--> 0 422--> 289 1042--> 1334 1-> 2 ...
after testing, I found that when using dubbo, if the A service a method calls the b method of the B service and retries N times, the return of the b method obtained by the a method is the Nth time or some time in the middle . now if method a calls me...
is the dubbo exception Not found exported service, caused by a zookeeper failure or a network problem? The log is as follows: [18-8-30 7:49:14:487 CST] 00000028 SystemOut O 2018-08-30 07:49:14,487 INFO [com.alibaba.dubbo.rpc.protocol.dubbo.Callback...
problem description when we were doing public offering, we found that the dubbo registration service was too slow and it took a long time to start the service. Lazy loading will lead to a bad customer experience. After looking at the source code, it i...
problem description when springboot+dubbo annotations are used in the configuration development of the project, there is no problem with starting the project normally, but when I was writing the unit test, I found that the attribute marked @ Reference...
the program that calls dubbo written in eclipse is exported to runnarunnable jar, through eclipse. The xsd, is not found in the total report, but it is normal in eclipse. Xsd is also exported, as shown in the screenshot. 2018-10-14 12 Flux 54 WARN o.b...
dubbo degrades the service, and the mock, timed out or the number of retries reached the upper limit will go to mock . How to recover? There are some articles on the Internet about asynchronous thread detection, how to do it? ...