log4j打印日志配置

1.所需的jar包

<dependency>
    <groupId>log4j</groupId>
    <artifactId>log4j</artifactId>
    <version></version>
</dependency>
<dependency>
     <groupId>org.slf4j</groupId>
     <artifactId>slf4j-api</artifactId>
     <version></version>
</dependency>
<dependency>
     <groupId>org.slf4j</groupId>
     <artifactId>slf4j-log4j12</artifactId>
     <version></version>
</dependency>
<dependency>
      <groupId>commons-logging</groupId>
      <artifactId>commons-logging</artifactId>
      <version>1.2</version>
</dependency>
<dependency>
      <groupId>org.apache.logging.log4j</groupId>
      <artifactId>log4j-api</artifactId>
      <version>2.0-rc1</version>
</dependency>
<dependency>
      <groupId>org.apache.logging.log4j</groupId>
      <artifactId>log4j-core</artifactId>
       <version>2.0-rc1</version>
</dependency>

2.log4j.properties

#Global logging configuration
#在开发环境下日志级别要设置成DEBUG，生产环境下设置成info或error
log4j.rootLogger=DEBUG,stdout,file

log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=[comment-album-service] %-5p %d{HH:mm:ss SSS} %c:%L - %m%n

log4j.appender.file=org.apache.log4j.DailyRollingFileAppender
log4j.appender.file.File=/logs/album/album-picture-service.log
log4j.appender.file.DatePattern='.'yyyy-MM-dd
log4j.appender.file.layout=org.apache.log4j.PatternLayout
log4j.appender.file.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss SSS} %-5p [%c:%L] - %m%n