shaded.okhttp3.Route.kt Maven / Gradle / Ivy

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/*
 * Copyright (C) 2013 Square, Inc.
 *
 * 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 okhttp3

import java.net.InetSocketAddress
import java.net.Proxy

/**
 * The concrete route used by a connection to reach an abstract origin server. When creating a
 * connection the client has many options:
 *
 *  * **HTTP proxy:** a proxy server may be explicitly configured for the client.
 * Otherwise the [proxy selector][java.net.ProxySelector] is used. It may return
 * multiple proxies to attempt.
 *  * **IP address:** whether connecting directly to an origin server or a proxy,
 * opening a socket requires an IP address. The DNS server may return multiple IP addresses
 * to attempt.
 *
 * Each route is a specific selection of these options.
 */
class Route(
  @get:JvmName("address") val address: Address,
  /**
   * Returns the [Proxy] of this route.
   *
   * **Warning:** This may disagree with [Address.proxy] when it is null. When
   * the address's proxy is null, the proxy selector is used.
   */
  @get:JvmName("proxy") val proxy: Proxy,
  @get:JvmName("socketAddress") val socketAddress: InetSocketAddress
) {

  @JvmName("-deprecated_address")
  @Deprecated(
      message = "moved to val",
      replaceWith = ReplaceWith(expression = "address"),
      level = DeprecationLevel.ERROR)
  fun address(): Address = address

  @JvmName("-deprecated_proxy")
  @Deprecated(
      message = "moved to val",
      replaceWith = ReplaceWith(expression = "proxy"),
      level = DeprecationLevel.ERROR)
  fun proxy(): Proxy = proxy

  @JvmName("-deprecated_socketAddress")
  @Deprecated(
      message = "moved to val",
      replaceWith = ReplaceWith(expression = "socketAddress"),
      level = DeprecationLevel.ERROR)
  fun socketAddress(): InetSocketAddress = socketAddress

  /**
   * Returns true if this route tunnels HTTPS through an HTTP proxy.
   * See [RFC 2817, Section 5.2][rfc_2817].
   *
   * [rfc_2817]: http://www.ietf.org/rfc/rfc2817.txt
   */
  fun requiresTunnel() = address.sslSocketFactory != null && proxy.type() == Proxy.Type.HTTP

  override fun equals(other: Any?): Boolean {
    return other is Route &&
        other.address == address &&
        other.proxy == proxy &&
        other.socketAddress == socketAddress
  }

  override fun hashCode(): Int {
    var result = 17
    result = 31 * result + address.hashCode()
    result = 31 * result + proxy.hashCode()
    result = 31 * result + socketAddress.hashCode()
    return result
  }

  override fun toString(): String = "Route{$socketAddress}"
}