sfl4j logging with Groovy using Gradle to manage dependencies (logback.xml) See http://vazexqi.github.com/posts/2013/02/24/groovy-sfl4j.html

logback.xml

<configuration>                                                                                                                                                                                                                               
                                                                                                                                                                                                                                              
  <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">                                                                                                                                                                        
    <encoder>                                                                                                                                                                                                                                 
      <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>                                                                                                                                                             
    </encoder>                                                                                                                                                                                                                                
  </appender>                                                                                                                                                                                                                                 
                                                                                                                                                                                                                                              
                                                                                                                                                                                                                                              
  <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">                                                                                                                                                              
    <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">                                                                                                                                                                
      <!-- Daily rollover -->                                                                                                                                                                                                                 
      <fileNamePattern>log/MyExample.%d{yyyy-MM-dd}.log</fileNamePattern>                                                                                                                                                                     
                                                                                                                                                                                                                                              
      <!-- Keep 7 days' worth of history -->                                                                                                                                                                                                  
      <maxHistory>7</maxHistory>                                                                                                                                                                                                              
    </rollingPolicy>                                                                                                                                                                                                                          
                                                                                                                                                                                                                                              
    <encoder>                                                                                                                                                                                                                                 
      <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>                                                                                                                                                             
    </encoder>                                                                                                                                                                                                                                
  </appender>                                                                                                                                                                                                                                 
                                                                                                                                                                                                                                              
  <!-- Configure so that it outputs to both console and log file -->                                                                                                                                                                          
  <root level="DEBUG">                                                                                                                                                                                                                        
    <appender-ref ref="FILE" />                                                                                                                                                                                                               
    <appender-ref ref="STDOUT" />                                                                                                                                                                                                             
  </root>                                                                                                                                                                                                                                     
</configuration>