About. Log4j Spring Boot Integration – Log4j Spring Boot Support String helloWorldMessage = "Hello world from java2blog! Use Properties File By default, we'll leave the Log4j2 configuration file ( log4j2.xml/log4j2-spring.xml) in the project classpath or resources folder. In the example we have covered so far, we have used the spring-boot-starter-log4j2 to build our application. How to use Log4j2 to log in Spring Boot 2 - SegmentFault 思否 You can easily configure logging levels within the application.properties file without having to create logging provider-specific configuration files such as logback.xml or log4j.properties. How to Configure log4j2 in Spring Boot Application Using log4j2 In case you are using YAML or JSON file for your Log4J2 configuration, then the FileAppender configuration has to be added there. Since for Log4j, we don't have a starter like spring-boot-starter-log4j2 (last example), we have to step up dependencies ourselves: pom.xml Spring boot log4j2 properties example Spring Boot Logging Spring Boot的默认日志记录使用 Logback 作为传递依赖项。 Spring Boot 在类路径上，则支持 Log4j2 进行日志记录配置。 要 使用Spring Boot配置Log4j2 ，请遵循以下两个简单步骤： 1. log4j2.properties example. First, you need to exclude spring-boot-starter-logging dependency: 1 2 3 4 5 6 7 8 9 10 org.springframework.boot spring-boot-starter . For example, here’s how you could define a “tomcat” group by adding it to your application.properties: 2 March 2020 / logging Log Custom JSON with Log4J2. 1. First, you need to add the log4j2 spring starter, and to exclude the logback starter (here the version is inherited from your Spring Boot BOM). We can change the location of this file by adding/modifying the following line in our application.properties file: logging.config = /path/to/log4j2.xml 3. The default configuration simply logs to the console log entries with the level configured as "error" or higher. These dependencies are required to compile and run the applicati spring-boot-starter-web