增加一行<logger>,如下图，原理请参考，

快速入门logback（2）

快速入门logback（1）

<?xml version="1.0" encoding="UTF-8"?>
<configuration>
    <!-- https://github.com/spring-projects/spring-boot/blob/v1.5.13.RELEASE/spring-boot/src/main/resources/org/springframework/boot/logging/logback/defaults.xml -->
    <include resource="org/springframework/boot/logging/logback/defaults.xml" />

    <property name="APP_NAME" value="ascp-quickplan-service" />
    <property name="LOG_PATH" value="${user.home}/${APP_NAME}/logs" />
    <property name="LOG_FILE" value="${LOG_PATH}/application.log" />

    <appender name="APPLICATION"
        class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>${LOG_FILE}</file>
        <encoder>
            <pattern>${FILE_LOG_PATTERN}</pattern>
        </encoder>
        <rollingPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy">
            <fileNamePattern>${LOG_FILE}.%d{yyyy-MM-dd}.%i.log</fileNamePattern>
            <maxHistory>7</maxHistory>
            <maxFileSize>50MB</maxFileSize>
            <totalSizeCap>20GB</totalSizeCap>
        </rollingPolicy>
    </appender>

    <appender name="CONSOLE" class="ch.qos.logback.core.ConsoleAppender">
        <encoder>
            <pattern>${CONSOLE_LOG_PATTERN}</pattern>
            <charset>utf8</charset>
        </encoder>
    </appender>


------------增加这一行--------------
    <logger name="xxxx.ApplicationConfigDAO" level="DEBUG" />

    <root level="INFO">
        <appender-ref ref="CONSOLE" />
        <appender-ref ref="APPLICATION" />
    </root>
</configuration>