kinda like sql alchemy

package DBEntry {
  trait ConnectionInfo {
      def conn:Jdbc.ConnectionInfo = getJDBCConnectionInfo()
      def userdb= "Users"
      def getUrl= "jdbc:foo://%DBHostname%s:%DBPort%s/%dbname%s"
      def getDBName= "oathdb"
      def getDBHostname= "127.0.0.1"
      def getDBPort= "5432"
      def getDBAccount = "oauthagent"
      def getDBPassword = "password"
      def getJDBCConnectionInfo():Jdbc.ConnectionInfo = {
        val url = this.getUrl
        val DGAccount = this.getDBAccount
        val DBPassword = this.getDBPassword
        val DBHostname = this.getDBHostname
        val DBPort = this.getDBPort
        new Jdbc.ConnectionInfo(getUrl)
      }
    }
  trait UserDBEntry extends ConnectionInfo{
    case class usr(uid:String,uname:String,passwordHash:String)
    val user : usr
    val _uid: String = ""
    val _uname: String = ""
    val _passwordHash: String = ""
    val _userdb: String = "Users"
    val _sql = "SELECT * FROM %_userdb%s WHERE name=%_uid%s AND password=%_passwordHash% LIMIT 1"
    def pullUserEntry(username:String, password:String): Try[UserDBEntry] ={
      val mapper = new ObjectMapper().registerModule(DefaultScalaModule)
      val ret = Jdbc.withResultsIterator(conn,_sql,it => mapper.readValue(mapper.writeValueAsString(it.take(1)),this.getClass))
      ret
    }
    def get(): Option[usr] = {
      Some(usr(_uid, _uname, _passwordHash))
    }
  }