spring boot log4j2 example

Spring Boot Controller In the previous article, we have created a HellController in the HelloWorld program, which contains the JSON response method. This article will explain it to the Controller. In the previous article, we used the @ RestController annotation in the Controller, which was introduced by Spring 4.0. View the source code to see that it contains the

Friends who are just concerned, can review the first two articles: Basic application Development Distributed Application Development The last article summarizes the second part of "in-depth practice spring Boot", which summarizes the third and final part of this article. This part mainly explains the core technology source code analysis, because the length and the ability reason, the analy

JdkSerializationRedisSerializer by default, which means that both the key and value are serialized through Java. StringRedisTemplate uses StringRedisSerializer by default. For example, if RedisTemplate is used, we want to serialize the value of the Product type to JSON, and the key is of the String type. The setKeySerializer () and setValueSerializer () Methods of the RedisTemplate must be as follows: @ Bean public RedisTemplate redisTemplate (RedisC

Here is an article that is very clear: Spring boot multi-data source configuration and useHeterogeneous database multi-source supportFor example, in our project, we need support for MySQL, as well as a query for MongoDB.Entity classes declare @Entity relational database support types, declared @Document as MongoDB support types, and different data sources u

item in Spring.factories (the full path of the class) as the Spring boot configuration class Spring Boot This concept of "convention over configuration" can greatly simplify the writing of configuration code. So, we can follow the above routines to write a Spring-

Uploading files is one of the most frequently used scenes in the Internet, and the most typical case is uploading avatars and so on, today with a small case that takes everyone to do a spring boot upload file.1, POM package configurationWe use the latest version of Spring boot 1.5.9, JDK use 1.8, tomcat8.0. Org.spri

"); Browser.findelementbyname ( "author"). SendKeys ( "book author") ; Browser.findelementbyname ( "ISBN"). SendKeys ( "1234567890"); Browser.findelementbyname ( "description"). SendKeys ( "form"). Submit (); //determine if the list contains a new book webelement dl = Browser.findelementbycssselector ( "Dt.bookheadline"); Assertequals ( "book TITLE by Book AUTHOR (isbn:1234567890)", Dl.gettext ()); Webelement dt = browser.findelementbycssselector ( "DESCRIPTION", Dt.gettext ()); } Note: The ve

Use Maven to get detailed explanation of the first Spring Boot program, mavenspring Preface To learn a new technology, don't worry about its principles, procedures, how to organize code or something. Copy a demo directly from the official website or blog, and run it on your own. Then, you can easily understand the pile of explanations. At present, there are a lot of articles on

After the last article, HelloWorld program we have created a hellcontroller, which contains a response to the JSON method, this article for the controller to do a bit more explanation.Recalling the previous article, we used @RestController annotations in the controller, which was introduced in Spring 4.0. Check the source to see that it contains @Controller and @ResponseBody annotations. We can understand it as an enhanced version of @Controller. Spec

and we need to access them via the POST method. Endpoints. Shutdown. Enabled=true Customizing EndpointsEndpoints can be customized in the Spring Boot configuration file. For example, above, we open the shutdown endpoint. Endpoints. Shutdown. Enabled=true The prefix for the endpoint is, Endpoints + "." + END name.The defa

First, Springboot common configuration(1) Spingboot Tracking SQL statements when integrated with MyBatislog4j: Logger: java: sql: resultset:trace(2) Log trackingDebug: truelogging: config: classpath:log4j2/log4j2.xml(3) MyBatis Integration:#mybatis配置mybatis: #配置映射类所在包名 type-aliases-package:com.xx.it.model (the path to the database entity object, typically the @data object, The path of the non-mapper annotation entry) #配置mapper t

Onseentity You can see that the above prints a variety of information indicating that the launch was successful. Browser access http://localhost:8080/ You can see the output Hello world information. Related instructions: @EnableAutoConfiguration and Springapplication. 1, @EnableAutoConfiguration for automatic configuration. It is based on your POM configuration (which should actually be based on specific dependencies) to determine what the application is and create the appropriate envi

In the case of beginners spring boot , the official example is for us to inherit a spring spring-boot-starter-parent , the parent:parent> groupId>Org.springframework.bootgroupId> artifactid>

Spring Boot attribute configuration and custom attribute Configuration In the process of using spring boot, we can find that the project can complete the corresponding functions with only a few configurations, thanks to the modular configuration in spring

Spring boot internally uses Commons Logging to log logs, but also retains the external interface for some log frameworks to implement, such as Java Util logging,log4j2 and Logback. If you want to use a certain log framework for implementation, you must first configure, by default, spring

obtained from the SSL Certificate Authority center. This example demonstrates the generation of a self-signed certificate.Each JDK or JRE has a tool called keytool, which is a certificate management tool that can be used to generate self-signed certificates.After configuring the Java_home and adding the Java_home bin directory to path, you can invoke the command on the Console:Keytool-genkey-alias Tomcat?At this point we generate A. keystore hidden f

In front of me, there was a blog about the RABBITMQ to implement a watch function similar to ZK, but that blog did not have a code instance, and later made a demo to make it easier to understand. The demo mainly uses the spring boot configuration method,First, the consumer (ie Watcher) configurationConfiguration is configured with spring annotations1. Create a co

example of the chapter3-1-1 to carry out the following experiment (CHPATER3-1-5 is our results engineering, also refer to).Add Swagger2 Dependencypom.xmljoin Swagger2 in the dependencyDependency>Groupid>io.springfoxGroupid>Artifactid>springfox-swagger2artifactid> version>2.2.2version>dependency>dependency> groupId> Io.springfoxgroupid> artifactid>springfox-swagger-ui artifactid> version>2.2.2DEPENDENCY> Creating the Swagger2 Configuration classAppl

(annotations) detailed@SpringBootApplication: Assert that spring boot automatically configures the program as necessary, which is equivalent to: @Configuration, @EnableAutoConfiguration and @ Componentscan of three configurations.Package com.example.myproject; Import org.springframework.boot.SpringApplication; Import org.springframework.boot.autoconfigure.SpringBootApplication; @SpringBootApplication//Same

id", required =true, DataType = "Long"), @ApiImplicitParam (name= "User", Value = "Users detailed entity", required =true, DataType = "User")}) @RequestMapping (value= "/{id}", method=requestmethod.put) PublicString putuser (@PathVariable Long ID, @RequestBody user user) {User U=users.get (ID); U.setname (User.getname ()); U.setage (User.getage ()); Users.put (ID, u); return"Success"; } @ApiOperation (Value= "Delete User", notes= "Specify delete object based on URL id") @Ap