对spring logback slf4j记录器进行分组

<!-- logback.xml -->
<configuration>

  <!-- 第一个分组 -->
  <contextName>Group1</contextName>
  <logger name="com.example.group1" level="DEBUG" additivity="false">
    <appender-ref ref="group1Appender"/>
  </logger>

  <appender name="group1Appender" class="ch.qos.logback.core.ConsoleAppender">
    <encoder>
      <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
    </encoder>
  </appender>

  <!-- 第二个分组 -->
  <contextName>Group2</contextName>
  <logger name="com.example.group2" level="INFO" additivity="false">
    <appender-ref ref="group2Appender"/>
  </logger>

  <appender name="group2Appender" class="ch.qos.logback.core.ConsoleAppender">
    <encoder>
      <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
    </encoder>
  </appender>

</configuration>

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class MyClass {

  private static final Logger logger = LoggerFactory.getLogger("com.example.group1");

  public void myMethod() {
    logger.debug("Debug message");
    logger.info("Info message");
    logger.warn("Warning message");
    logger.error("Error message");
  }
}