在log4j2中设置AppenderRef或记录器级别

<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
    <Appenders>
        <Console name="Console" target="SYSTEM_OUT">
            <PatternLayout pattern="%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"/>
        </Console>
    </Appenders>
    <Loggers>
        <Logger name="com.example" level="debug" additivity="false">
            <AppenderRef ref="Console"/>
        </Logger>
        <Root level="error">
            <AppenderRef ref="Console"/>
        </Root>
    </Loggers>
</Configuration>

{
  "configuration": {
    "status": "WARN",
    "appenders": {
      "console": {
        "name": "Console",
        "target": "SYSTEM_OUT",
        "PatternLayout": {
          "pattern": "%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"
        }
      }
    },
    "loggers": {
      "logger": {
        "name": "com.example",
        "level": "debug",
        "additivity": false,
        "appenderRef": {
          "ref": "Console"
        }
      },
      "root": {
        "level": "error",
        "appenderRef": {
          "ref": "Console"
        }
      }
    }
  }
}

Configuration:
  status: WARN
  Appenders:
    Console:
      name: Console
      target: SYSTEM_OUT
      PatternLayout:
        pattern: "%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"
  Loggers:
    Logger:
      - name: com.example
        level: debug
        additivity: false
        AppenderRef:
          - ref: Console
    Root:
      level: error
      AppenderRef:
        - ref: Console

status = WARN
name = PropertiesConfig

appender.console.type = Console
appender.console.name = Console
appender.console.target = SYSTEM_OUT
appender.console.layout.type = PatternLayout
appender.console.layout.pattern = %d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n

logger.com.example.name = com.example
logger.com.example.level = debug
logger.com.example.additivity = false
logger.com.example.appenderRef.console.ref = Console

rootLogger.level = error
rootLogger.appenderRef.console.ref = Console