Programmer Think

01 RPC overview The following picture, which many small partners have seen, is a picture on Dubbo's official website describing the evolution of the project architecture. It describes the configuration and organization of each architecture. When the website traffic is very small, only one application ...

SpringBoot integration org.apache.Dubbo 1. Preface As an excellent RPC framework, Dubbo has a large number of users in China. Since Dubbo was donated to the Apache Foundation by Ali in February 2018, it seems that Dubbo has brought new life to Apache Dubbo under its new name.Although the Spring Clou ...

1, How Dubbo integrates spring boot (1)   1) Go straight to the theme, way 1: In pom.xml, Dubbo starter dependency is introduced. In the application.properties configuration, use @ Service [expose Service] and @ Reference [Reference Service], and select the annotation method of application.properties +.   2) Create an ego interface module, wh ...

First of all, this is not a code-based article. It is suitable for readers who want to have a better understanding of dubbo. The article is not too deep, but a series of points of knowledge are colluded to help readers learn something new from the past. Introduction to RPC Services Readers with some distributed development experience are confid ...

In the previous section, when explaining the RegistryDirectory, the dubbo administrator can modify the parameters of dubbo service provider online through the dubbo admin management system, and finally store them in the configurators catalog of the registry, and then notify the RegistryDirectory to update the relevant attributes in the URL of t ...

Dubbo Network Call background We know that the general flow of Dubbo remote calls (consumer processes) is as follows: Get a list of invoker s for this method from Dirctory A list of invoker s that meet the criteria is obtained by filtering router routes invoker called with Cluster fault tolerance Final invoker filtered by loadBalance filter ch ...

1, background In Dubbo, many extensions are loaded through SPI mechanism, such as Protocol, Cluster, LoadBalance, etc. Sometimes, some extensions do not want to be loaded in the framework startup phase, but they want to be loaded according to the runtime parameters when the extension method is called. It sounds contradictory. If the extension i ...

1, introduction In business development, it is likely to be the case of retrying. Retry is mainly used when the call fails, especially when dubbo related exception and network related exception occur. The following is a simple encapsulation of this function, and then gives some relatively more open source code addresses.   ...

dubbo has its own service monitoring server, incubator dubbo OPS development, and github can be downloaded. There are also many local deployment examples on the Internet, so I wondered if I could monitor dubbo's service by myself, so I wrote the following code. In particular, zookeeper's watch mechanism is a one-time trigger. When it is heard t ...

Source: http://1t.click/bfHN I. Preface The daily development process sometimes needs to load some resources after the application is started, or release resources before the application is closed. The spring framework provides related functions. Around the Spring Bean life cycle, you can initialize resources in the Bean creation process and ...