//Logging.scala
package corund.run

import org.apache.log4j.BasicConfigurator
import org.apache.log4j.Level
import corund.logger.Logger

object Logging {
    def main(args: Array[String]) {
        BasicConfigurator.configure()
        org.apache.log4j.Logger.getRootLogger().setLevel(Level.WARN)
        val logger = Logger("corund.run.Logging")

        class Data(str: String) {
            def expensive() = {
                println("Invoked! - " + str)
                str
            }
        }

        val data = new Data("expensive object")

        logger.debug("debug: " + data.expensive())
        logger.info("info: " + data.expensive())
        logger.warn("warn: " + data.expensive())
        logger.error("error: " + data.expensive())
    }
}