case class Database(username: String, password: String, instance: String)  {

  private def getConnectString(dbStr: String): String = {
    var retval: String = null

    try {
      val p: Process = Runtime.getRuntime.exec("tnsping " + dbStr)
      val input: java.io.BufferedReader = new java.io.BufferedReader(new java.io.InputStreamReader(p.getInputStream))
      var line: String = null

      while ((({ line = input.readLine; line })) != null) {
        if (line.startsWith("Attempting to contact (")) {
          retval = line.substring(line.indexOf("("))
        }
      }
      input.close
    }
    catch {
      case ex: java.io.IOException => {
        println("IOException connecting to database: " + ex)
      }
    }

    retval
  }
}