Redirect System.out and System.err to Play Framework logger

logback.xml

<?xml version="1.0" encoding="UTF-8"?>
<configuration scan="true" scanPeriod="30 seconds">

<appender name="sysout" class="ch.qos.logback.core.rolling.RollingFileAppender">
  <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
    <fileNamePattern>/e42/opt/apps/maw/log/sysout.%d{yyyy-MM-dd}.log</fileNamePattern>
    <maxHistory>3</maxHistory>
  </rollingPolicy>
  <encoder>
    <pattern>%msg</pattern>
  </encoder>
</appender>

<logger name="globals.StdOutErrLogger" level="INFO" additivity="false">
  <appender-ref ref="sysout"/>
</logger>

</configuration>

StdOutErrLogger.scala

package globals

import java.io.PrintStream

import play.api.Logger

object StdOutErrLogger {
  val logger = Logger(this.getClass)

  def redirectSystemOutAndErrToLog() = {
    try {
      System.setOut(createLoggingProxy(System.out))
      System.setErr(createLoggingProxy(System.err))
    } catch {
      case se: SecurityException => Logger.error("Unable to redirect stdout and stderr to logfile", se)
    }
  }

  def createLoggingProxy(originalPrintStream: PrintStream): PrintStream = {
    new PrintStream(originalPrintStream) {
      override def print(string: String) {
        originalPrintStream.print(string)
        logger.info(string)
      }
    }
  }
}