Scala example source code file (Javap.scala)

This example Scala source code file (Javap.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

array, boolean, compiler, javap, jpresult, list, nsc, option, printwriter, scalaclassloader, seq, string

The Javap.scala Scala example source code

/* NSC -- new Scala compiler
 * Copyright 2005-2013 LAMP/EPFL
 * @author Paul Phillips
 */

package scala.tools
package util

import scala.tools.nsc.util.ScalaClassLoader
import java.io.PrintWriter

trait JpResult {
  def isError: Boolean
  def value: Any
  def show(): Unit
}

trait Javap {
  def loader: ScalaClassLoader
  def printWriter: PrintWriter
  def apply(args: Seq[String]): List[JpResult]
  def tryFile(path: String): Option[Array[Byte]]
  def tryClass(path: String): Array[Byte]
}

object NoJavap extends Javap {
  def loader: ScalaClassLoader                   = getClass.getClassLoader
  def printWriter: PrintWriter                   = new PrintWriter(System.err, true)
  def apply(args: Seq[String]): List[JpResult]   = Nil
  def tryFile(path: String): Option[Array[Byte]] = None
  def tryClass(path: String): Array[Byte]        = Array()
}