slf4j logback 配置 使用

/*
 * http://code.google.com/p/anttesttools/
 * slf4j+logback 使用
 * site: http://www.slf4j.org/   http://logback.qos.ch/
 * jar: slf4j-api-*.jar logback-core-*.jar logback-classic-*.jar
 */
package anttesttools.slf4j;

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

/**
 *
 * @author anttesttools
 */
public class SLF4J
{

    private static Logger log = LoggerFactory.getLogger(SLF4J.class);

    public static void main(String[] args)
    {
        log.debug("debug");
        String str = "this is info";
        log.info("{}", str);
        String str2 = "警告";
        log.warn("这是一个{}", str2);
    }
}

 

  <?xml version="1.0" encoding="UTF-8" ?> 
<configuration>
  <Property name="log.base" value="./logs/anttesttools" /> 
 <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
  <File>${log.base}.log</File> 
<rollingPolicy class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy">
  <FileNamePattern>${log.base}.%i.log</FileNamePattern> 
  <MinIndex>1</MinIndex> 
  <MaxIndex>5</MaxIndex> 
  </rollingPolicy>
 <triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy">
  <MaxFileSize>5MB</MaxFileSize> 
  </triggeringPolicy>
 <layout class="ch.qos.logback.classic.PatternLayout">
  <Pattern>%date [%thread] %-5level %logger{80} - %msg%n</Pattern> 
  </layout>
  </appender>
  <logger name="anttesttools" level="debug" /> 
 <root level="warn">
  <appender-ref ref="FILE" /> 
  </root>
  </configuration>