<!-- log -->
<dependency>
      <groupId>org.slf4j</groupId>
      <artifactId>slf4j-api</artifactId>
      <version>${slf4j.version}</version>
</dependency>
<dependency>
     <groupId>org.slf4j</groupId>
     <artifactId>jcl-over-slf4j</artifactId>
     <version>${slf4j.version}</version>
</dependency>
<dependency>
    <groupId>org.apache.logging.log4j</groupId>
    <artifactId>log4j-core</artifactId>
    <version>2.8.2</version>
</dependency>
        <!-- 日志橋接包， 適配log4j2 -->
<dependency>
    <groupId>org.apache.logging.log4j</groupId>
    <artifactId>log4j-slf4j-impl</artifactId>
    <version>2.8.2</version>
</dependency>

<!-- 使用該報去掉log4j，后會報上述錯誤,所以就把這個包換了 -->
<dependency>
 <groupId>com.github.sgroschupf</groupId>
 <artifactId>zkclient</artifactId>
 <version>0.1</version>
 <exclusions>
  <exclusion>
   <artifactId>log4j</artifactId>
   <groupId>log4j</groupId>
  </exclusion>
 </exclusions>
</dependency>

<dependency>
 <groupId>com.101tec</groupId>
 <artifactId>zkclient</artifactId>
 <version>0.10</version>
 <exclusions>
  <exclusion>
   <artifactId>log4j</artifactId>
   <groupId>log4j</groupId>
  </exclusion>
  <exclusion>
   <artifactId>slf4j-log4j12</artifactId>
   <groupId>org.slf4j</groupId>
  </exclusion>
 </exclusions>
 </dependency>

<?xml version="1.0" encoding="UTF-8" ?>
<configuration status="ERROR">
 <Properties>
        <Property name="PATTERN" value="[%d{HH:mm:ss.SSS} %-5level] [%t] %c{3} - %msg%n" />
     <property name="FILE_PATH" value="/mySoft/logs" />
     <property name="FILE_SIZE" value="50 MB" />
    </Properties>
 <Appenders>
<!-- 控制臺日志打印 -->
  <Console name="Console" target="SYSTEM_OUT">
   <PatternLayout pattern="${PATTERN}"/>
  </Console>
  <!-- 生產環(huán)境日志打印 -->
<!-- fileName表示創(chuàng)建的日志文件名，filePattern表示如果日志策略按照日期與大小做限定的話，如果大小超過50m就會按該格式將之前的的日志文件重命名，并重新創(chuàng)建新的fileName。同理，如果日期超過限定的時間，也會進行同樣的操作，下文定義一天建一個，如果想一分鐘建一個則filePattern="${FILE_PATH}/demo-%d{yyyy-MM-dd HH-mm}-%i.log" 如此定義-->
  <RollingFile name="ProdFile" 
   fileName="${FILE_PATH}/demo.log"
   filePattern="${FILE_PATH}/demo-%d{yyyy-MM-dd}-%i.log">
   <PatternLayout pattern="${PATTERN}" />
   <Policies>
          <TimeBasedTriggeringPolicy />
          <SizeBasedTriggeringPolicy size="${FILE_SIZE}"/>
      </Policies>
   <Filters>
             <ThresholdFilter level="error" onMatch="ACCEPT" onMismatch="DENY" />
         </Filters>
  </RollingFile>
 </Appenders>
 <!-- root部分定義了log4j2的默認輸出級別和方式 -->
 <loggers>
  <root level="error">
   <appender-ref ref="Console" />
   <appender-ref ref="ProdFile" />
  </root>
 </loggers>
</configuration> 

<slf4j.version>1.7.13</slf4j.version>
<log4j2.version>2.3</log4j2.version>
<disruptor.version>3.3.2</disruptor.version>
<spring.version>3.2.4.RELEASE</spring.version>
<dependency>
    <groupId>org.apache.logging.log4j</groupId>
    <artifactId>log4j-api</artifactId>
    <version>${log4j2.version}</version>
</dependency>
<dependency>
    <groupId>org.apache.logging.log4j</groupId>
    <artifactId>log4j-core</artifactId>
    <version>${log4j2.version}</version>
</dependency>
<dependency>
    <groupId>com.lmax</groupId>
    <artifactId>disruptor</artifactId>
    <version>${disruptor.version}</version>
</dependency>
<dependency>
    <groupId>org.slf4j</groupId>
    <artifactId>slf4j-api</artifactId>
    <version>${slf4j.version}</version>
</dependency>
<dependency>
    <groupId>org.apache.logging.log4j</groupId>
    <artifactId>log4j-slf4j-impl</artifactId>
    <version>${log4j2.version}</version>
</dependency>

<!--這塊比較關鍵，Spring原生應用中需要用到commons-logging，需要把它exclude掉，另外引入jcl-over-slf4j-->
<!--你會發(fā)現(xiàn)jcl-over-slf4j 只是改寫了commons-logging 去兼容Spring-->
<dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-core</artifactId>
    <exclusions>
        <exclusion>
            <artifactId>commons-logging</artifactId>
            <groupId>commons-logging</groupId>
        </exclusion>
    </exclusions>
</dependency>
<dependency>
    <groupId>org.slf4j</groupId>
    <artifactId>jcl-over-slf4j</artifactId>
    <version>${slf4j.version}</version>
    <scope>runtime</scope>
</dependency>
<!-- 如果代碼中依賴的jar包用到了log4j1.2.X,當工程中將log4j1.2.X排除掉了之后，項目啟動時會報錯不成功的 -->
<!-- 把下面這個jar引入進來就OK了 -->
<dependency>
    <groupId>org.slf4j</groupId>
    <artifactId>log4j-over-slf4j</artifactId>
    <version>${slf4j.version}</version>
</dependency>