why spring boot is used for microservices

future mongodb imagination space is even greater! Therefore, Mongdb + Spring Boot is one of the best choices for data analysis in the MicroServices architecture.Let's talk about Spring Boot.Spring

that it includes not only the dependencies in spring Boot Starter Poms, but also the various dependencies of Spring cloud. Click Next to enter the last few details about the physical storage of the project. Finally, click Finish to complete the construction of the project. IntelliJ Spring Initializr

; Language You can choose: Java, Groovy, Kotlin. Click Next to go to the Select Spring boot version and the Dependency Management window. Our concern here is that it includes not only the dependencies in spring Boot Starter Poms, but also the various dependencies of

offers many starters to facilitate the integration of third-party products, and many mainstream frameworks have been actively integrated, such as Mybatis. Spring official attaches great importance to the development of Spring Boot, on the spring homepage of the main recommendation of the introduction,

folder is generally used to put Java source codeSrc/main/resources folders are typically used to put project configuration filesSrc/test/java folders are typically used to write test programs　　5. Add the Spring-boot-starter-web d

5 years are very clear, many Java frameworks have faded out of view, such as Hibernate, Struts1, struts2, only spring is becoming more and more popular.Spring-boot: More simple than SPRINGMVC, SPRINGMVC has a large zero configuration file, such as Spring-servlet, Spring-myb

Setting property values from the command lineBelieve that users who have used spring boot for a period of time must know this command: java -jar xxx.jar --server.port=8888 by using the –server.port property to set the port of the Xxx.jar app to 8888.When run at the command line, the consecutive two minus -- signs are the application.properties identifiers that as

-formed template creation that can be properly displayed by the browser, so it can also be used as a static model. You can use it to create validated XML and HTML templates. Rather than writing logic or code, developers simply add tag attributes to the template. Next, these tag properties perform pre-established logic on the DOM (Document Object model).Sample Template:You can see that thymeleaf is mainly at

Preparatory workFirst, build a simple Web project that will be used to add security controls later, and if you are building a web app using spring boot, you can read the Spring Boot Development web App article first.Web tier Implementation Request mapping@Controller Public

engine (no separate Web server required), the service should start on its own at the command line, and be accessed immediately through the exposed HTTP port.Concurrency: To initiate more micro-service instances to scale horizontally when demand increases.Can be arbitrarily disposed of: you can start and stop as needed.The development environment is equivalent to the production environment: minimizing the gap between all the environments in which the

Layer Framework: MyBatisSecurity framework: Apache ShiroServer-side validation: Hibernate ValidatorTask Scheduler: QuartzLog management: slf4j 1.7, log4jClient-side validation: JQuery ValidationDynamic tab: EasyuitabFront-End frame: Bootstrap, Vue3. Design IdeasDistributed, microservices, cloud architectureJava language development, cross-platform, high-performance, high-availability, secure, service-based, modular, component-driven development model

Layer Framework: MyBatisSecurity framework: Apache ShiroServer-side validation: Hibernate ValidatorTask Scheduler: QuartzLog management: slf4j 1.7, log4jClient-side validation: JQuery ValidationDynamic tab: EasyuitabFront-End frame: Bootstrap, Vue3. Design IdeasDistributed, microservices, cloud architectureJava language development, cross-platform, high-performance, high-availability, secure, service-based, modular, component-driven development model

request = Get ("/users/"); Mvc.perform (Request) Andexpect (status () IsOk ()). Andexpect (Content (). String (Equalto (" [{\ "id\": 1,\ "name\": \ "Test master \", \ "age\": 20}])); 4, put modifies the user request with id 1 = put ("/users/1"). Param ("name", "Test Ultimate Master"). Para M ("Age", "30"); Mvc.perform (Request) Andexpect (content (). String (Equalto ("Success")); 5. Get a user request with id 1 = Get ("/USERS/1"); Mvc.perform (

;Importorg.springframework.boot.autoconfigure.SpringBootApplication;ImportOrg.springframework.cloud.client.discovery.EnableDiscoveryClient, @ Springbootapplication@enablediscoveryclient Public classconfigclientapplication { Public Static voidMain (string[] args) {Springapplication.run (configclientapplication.class, args); }}5.5. Control layer Class (Configclientcontroller.java) PackageCom.jacky.cloud.controller;ImportOrg.springframework.beans.factory.annotation.Value;ImportOrg.springframework.c

("/users/"); MVc.perform (Request). Andexpect (Status (). IsOk ()). Andexpect (Content (). String (Equalto ("[{\" I D\ ": 1,\" name\ ": \" Test master \ ", \" age\ ": 20}]")); 4, put modifies the user request with id 1 = put ("/users/1"). Param ("name", "Test Ultimate Master"). Param ("Age "," 30 "); Mvc.perform (Request) Andexpect (content (). String (Equalto ("Success")); 5. Get a user request with id 1 = Get ("/USERS/1"); Mvc.perform (Request). Andexpe

Maxqueuesize is not reached, the request is rejected when the value is reached Queuesizerejectionthreshold. Since maxqueuesize cannot be dynamically modified, this parameter will allow us to set this value dynamically.ifMaxqueuesize = =-1, the field will not work Hystrix.threadpool.default. keepalivetimeminutes This setting