org.http4s.Challenge.scala Maven / Gradle / Ivy

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Core http4s library for servers and clients

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/*
 * Derived from https://github.com/spray/spray/blob/v1.1-M7/spray-http/src/main/scala/spray/http/HttpChallenge.scala
 *
 * Copyright (C) 2011-2012 spray.io
 * Based on code copyright (C) 2010-2011 by the BlueEyes Web Framework Team (http://github.com/jdegoes/blueeyes)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.http4s

import org.http4s.util.{Writer, Renderable}

case class Challenge(scheme: String,
                     realm: String,
                     params: Map[String, String] = Map.empty) extends Renderable {

  lazy val value = renderString

  override def render(writer: Writer): writer.type = {
    writer.append(scheme).append(' ')
    writer.append("realm=\"").append(realm).append('"')
    params.foreach{ case (k, v) => addPair(writer, k, v )}
    writer
  }

  @inline
  private def addPair(b: Writer, k: String, v: String) {
    b.append(',').append(k).append("=\"").append(v).append('"')
  }

  override def toString = value
}