[logback-user] Using conditional processing

[Michael C Rosenstein]

On 1/25/2011 14:58, Ceki Gülcü wrote:
> I forgot to mention that conditional processing requires the janino
> library.

Yes! Adding janino.jar and commons-compiler.jar to the classpath fixed 
the problem. I must have missed that requirement in the docs. Thank you!



For complete clarification, here is an excerpt of my config file:

<?xml version="1.0" encoding="UTF-8"?>
<configuration debug="true" scan="true" scanPeriod="10 minutes">
     <!-- ${catalina.home} is set by tomcat-jsvc.sh. -->

     <statusListener 
class="ch.qos.logback.core.status.OnConsoleStatusListener"/>

     <logger name="org.mdibl.ctd.pwa.admin.web.AppStatus" level="INFO"/>

     <logger name="org.mdibl.ctd.pwa.servlets.AuthorRedirect" level="INFO"/>

     <logger name="org.mdibl.ctd.pwa.queries.web.BasicQueryController" 
level="INFO"/>


     <!-- Email appender (don't need for dev server). -->
     <if condition='!property("HOSTNAME").contains("hactar")'>
         <then>
             <appender name="EMAIL" 
class="ch.qos.logback.classic.net.SMTPAppender">
                 <smtpHost>xxx.xxx.xxx</smtpHost>
                 <to>xxxxxx at xxx.xxx</to>
                 <from>xxxxx at xxx.xxx</from>
                 <subject>${HOSTNAME} %level: %logger{30}</subject>
                 <layout class="ch.qos.logback.classic.html.HTMLLayout">
                     <pattern>%d%level%logger%msg</pattern>
                 </layout>
                 <cyclicBufferTracker 
class="ch.qos.logback.core.spi.CyclicBufferTrackerImpl">
                     <bufferSize>128</bufferSize>
                 </cyclicBufferTracker>
             </appender>
             <root>
                 <appender-ref ref="EMAIL"/>
             </root>
         </then>
     </if>

     <!-- Daily rolling file appender (all servers). -->
     <appender name="RFILE" 
class="ch.qos.logback.core.rolling.RollingFileAppender">
         <File>${catalina.home}/logs/lb_tomcat.log</File>
         <encoder>
             <pattern>%d{HH:mm:ss.SSS} %-5level %logger{40} - 
%msg%n</pattern>
         </encoder>
         <rollingPolicy 
class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
             <!-- Rollover file daily -->
 
<fileNamePattern>${catalina.home}/logs/tomcat.%d.log</fileNamePattern>
             <!-- Keep 30 days of history -->
             <maxHistory>30</maxHistory>
         </rollingPolicy>
     </appender>

     <root level="WARN">
         <appender-ref ref="RFILE"/>
     </root>
</configuration>