+import ch.qos.logback.classic.LoggerContext;
+import ch.qos.logback.classic.encoder.PatternLayoutEncoder;
+import ch.qos.logback.classic.joran.JoranConfigurator;
+import ch.qos.logback.classic.spi.ILoggingEvent;
+import ch.qos.logback.core.joran.spi.JoranException;
+import ch.qos.logback.core.rolling.FixedWindowRollingPolicy;
+import ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy;
+import com.google.common.collect.Lists;