ficus read file

FicusFileReader.scala

package com.x2sy.logserver

import java.io.File

import com.typesafe.config.Config
import com.typesafe.config.ConfigException.BadValue
import net.ceedubs.ficus.readers.ValueReader


trait FicusFileReader {

  private val Resource = "resource\\((.*)\\)".r
  private val File = "file\\((.*)\\)".r

  implicit val fileValueReader: ValueReader[File] = new ValueReader[File] {
    override def read(config: Config, path: String): File = {
      val str = config.getString(path)
      str match {
        case Resource(name) => new File(classloader.getResource(name).getFile)
        case File(name) => new File(name)
        case _ => throw new BadValue(config.origin(), path,
          s"Could not parse file path: resource(...) or file(...) is required, but \'$str\' is passed")
      }
    }
  }

  private def classloader = Thread.currentThread.getContextClassLoader

}

object FicusFileReader extends FicusFileReader