Scala example source code file (Debug.scala)

This example Scala source code file (Debug.scala) is included in my "Source Code Warehouse" project. The intent of this project is to help you more easily find Scala source code examples by using tags.

All credit for the original source code belongs to scala-lang.org; I'm just trying to make examples easier to find. (For my Scala work, see my Scala examples and tutorials.)

Scala tags/keywords

actor, actors, debug, for, guide, int, logger, migration, string, unit, use

The Debug.scala Scala example source code

/*                     __                                               *\
**     ________ ___   / /  ___     Scala API                            **
**    / __/ __// _ | / /  / _ |    (c) 2005-2013, LAMP/EPFL             **
**  __\ \/ /__/ __ |/ /__/ __ |    http://scala-lang.org/               **
** /____/\___/_/ |_/____/_/ | |                                         **
**                          |/                                          **
\*                                                                      */


package scala.actors

/**
 * Provides methods for generating debugging output.
 *
 * @author Philipp Haller
 */
@deprecated("Use the akka.actor package instead. For migration from the scala.actors package refer to the Actors Migration Guide.", "2.11.0")
object Debug extends Logger("") {}

private[actors] class Logger(tag: String) {
  private var lev = 2

  def level = lev
  def level_= (lev: Int) = { this.lev = lev }

  private val tagString = if (tag == "") "" else " ["+tag+"]"

  def info(s: String) =
    if (lev > 2) System.out.println("Info" + tagString + ": " + s)

  def warning(s: String) =
    if (lev > 1) System.err.println("Warning" + tagString + ": " + s)

  def error(s: String) =
    if (lev > 0) System.err.println("Error" + tagString + ": " + s)

  def doInfo(b: => Unit) =
    if (lev > 2) b

  def doWarning(b: => Unit) =
    if (lev > 1) b

  def doError(b: => Unit) =
    if (lev > 0) b
}