iTextとscala-ioでpdfを出力しちゃうコード

build.sbt

libraryDependencies += "com.github.scala-incubator.io" %% "scala-io-core" % "0.3.0"

libraryDependencies += "com.github.scala-incubator.io" %% "scala-io-file" % "0.3.0"

itext.scala

import scalax.io._
import scalax.file.Path
import Path.string2path
import com.itextpdf.text._
import com.itextpdf.text.pdf._
import com.itextpdf.text.pdf.fonts._

object PdfWriterOpt {
  implicit def str2Elem(s:String)(implicit font:Font) = new Paragraph(s,font)
  def A4PdfWriter(fileName:String)(f:(Font) => (Document) => Unit) {
    val font =  new Font(
      BaseFont.createFont("HeiseiKakuGo-W5", "UniJIS-UCS2-H",BaseFont.NOT_EMBEDDED),18)
    fileName outputStream() foreach {stream =>
      val doc = new Document(PageSize.A4,50,50,50,50)
      PdfWriter.getInstance(doc,stream)
      doc.open
      f(font)(doc)
      doc.close
    }
  }
}

object Itext extends App {
  import PdfWriterOpt._
  A4PdfWriter("aa.pdf"){implicit font => doc =>
    doc.add("あい")
  }
}

http://sourceforge.net/projects/itext/files/iText/iText5.2.1/itext-5.2.1.zip/download
と
http://sourceforge.net/projects/itext/files/extrajars/extrajars-2.2.zip/download
をダウンロードして、"itext-asian.jar", "itextpdf-5.2.1.jar"を取り出し"lib/"に突っ込む

scala-io 0.4.0にしてみたら、compileエラーになったよ…
API変わってるのかorz