Android Open Source - wototoplayer Ok Http Client

From Project

Back to project page wototoplayer.
License

The source code is released under:
Copyright (c) 2015, Chris Greenhalgh All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met...
If you think the Android project wototoplayer listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

/*
 * Copyright (C) 2012 Square, Inc.//from   w w w  .  j  a  v a2 s.  co m
 *
 * 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 com.squareup.okhttp;

import com.squareup.okhttp.internal.Util;
import com.squareup.okhttp.internal.http.HttpAuthenticator;
import com.squareup.okhttp.internal.http.HttpURLConnectionImpl;
import com.squareup.okhttp.internal.http.HttpsURLConnectionImpl;
import com.squareup.okhttp.internal.http.OkResponseCacheAdapter;
import com.squareup.okhttp.internal.tls.OkHostnameVerifier;
import java.net.CookieHandler;
import java.net.HttpURLConnection;
import java.net.Proxy;
import java.net.ProxySelector;
import java.net.ResponseCache;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLStreamHandler;
import java.net.URLStreamHandlerFactory;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.TimeUnit;
import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLSocketFactory;

/** Configures and creates HTTP connections. */
public final class OkHttpClient implements URLStreamHandlerFactory {
  private static final List<String> DEFAULT_TRANSPORTS
      = Util.immutableList(Arrays.asList("spdy/3", "http/1.1"));

  private final RouteDatabase routeDatabase;
  private final Dispatcher dispatcher;
  private Proxy proxy;
  private List<String> transports;
  private ProxySelector proxySelector;
  private CookieHandler cookieHandler;
  private ResponseCache responseCache;
  private SSLSocketFactory sslSocketFactory;
  private HostnameVerifier hostnameVerifier;
  private OkAuthenticator authenticator;
  private ConnectionPool connectionPool;
  private boolean followProtocolRedirects = true;
  private int connectTimeout;
  private int readTimeout;

  public OkHttpClient() {
    routeDatabase = new RouteDatabase();
    dispatcher = new Dispatcher();
  }

  private OkHttpClient(OkHttpClient copyFrom) {
    routeDatabase = copyFrom.routeDatabase;
    dispatcher = copyFrom.dispatcher;
  }

  /**
   * Sets the default connect timeout for new connections. A value of 0 means no timeout.
   *
   * @see URLConnection#setConnectTimeout(int)
   */
  public void setConnectTimeout(long timeout, TimeUnit unit) {
    if (timeout < 0) {
      throw new IllegalArgumentException("timeout < 0");
    }
    if (unit == null) {
      throw new IllegalArgumentException("unit == null");
    }
    long millis = unit.toMillis(timeout);
    if (millis > Integer.MAX_VALUE) {
      throw new IllegalArgumentException("Timeout too large.");
    }
    connectTimeout = (int) millis;
  }

  /** Default connect timeout (in milliseconds). */
  public int getConnectTimeout() {
    return connectTimeout;
  }

  /**
   * Sets the default read timeout for new connections. A value of 0 means no timeout.
   *
   * @see URLConnection#setReadTimeout(int)
   */
  public void setReadTimeout(long timeout, TimeUnit unit) {
    if (timeout < 0) {
      throw new IllegalArgumentException("timeout < 0");
    }
    if (unit == null) {
      throw new IllegalArgumentException("unit == null");
    }
    long millis = unit.toMillis(timeout);
    if (millis > Integer.MAX_VALUE) {
      throw new IllegalArgumentException("Timeout too large.");
    }
    readTimeout = (int) millis;
  }

  /** Default read timeout (in milliseconds). */
  public int getReadTimeout() {
    return readTimeout;
  }

  /**
   * Sets the HTTP proxy that will be used by connections created by this
   * client. This takes precedence over {@link #setProxySelector}, which is
   * only honored when this proxy is null (which it is by default). To disable
   * proxy use completely, call {@code setProxy(Proxy.NO_PROXY)}.
   */
  public OkHttpClient setProxy(Proxy proxy) {
    this.proxy = proxy;
    return this;
  }

  public Proxy getProxy() {
    return proxy;
  }

  /**
   * Sets the proxy selection policy to be used if no {@link #setProxy proxy}
   * is specified explicitly. The proxy selector may return multiple proxies;
   * in that case they will be tried in sequence until a successful connection
   * is established.
   *
   * <p>If unset, the {@link ProxySelector#getDefault() system-wide default}
   * proxy selector will be used.
   */
  public OkHttpClient setProxySelector(ProxySelector proxySelector) {
    this.proxySelector = proxySelector;
    return this;
  }

  public ProxySelector getProxySelector() {
    return proxySelector;
  }

  /**
   * Sets the cookie handler to be used to read outgoing cookies and write
   * incoming cookies.
   *
   * <p>If unset, the {@link CookieHandler#getDefault() system-wide default}
   * cookie handler will be used.
   */
  public OkHttpClient setCookieHandler(CookieHandler cookieHandler) {
    this.cookieHandler = cookieHandler;
    return this;
  }

  public CookieHandler getCookieHandler() {
    return cookieHandler;
  }

  /**
   * Sets the response cache to be used to read and write cached responses.
   *
   * <p>If unset, the {@link ResponseCache#getDefault() system-wide default}
   * response cache will be used.
   */
  public OkHttpClient setResponseCache(ResponseCache responseCache) {
    this.responseCache = responseCache;
    return this;
  }

  public ResponseCache getResponseCache() {
    return responseCache;
  }

  public OkResponseCache getOkResponseCache() {
    if (responseCache instanceof HttpResponseCache) {
      return ((HttpResponseCache) responseCache).okResponseCache;
    } else if (responseCache != null) {
      return new OkResponseCacheAdapter(responseCache);
    } else {
      return null;
    }
  }

  /**
   * Sets the socket factory used to secure HTTPS connections.
   *
   * <p>If unset, the {@link HttpsURLConnection#getDefaultSSLSocketFactory()
   * system-wide default} SSL socket factory will be used.
   */
  public OkHttpClient setSslSocketFactory(SSLSocketFactory sslSocketFactory) {
    this.sslSocketFactory = sslSocketFactory;
    return this;
  }

  public SSLSocketFactory getSslSocketFactory() {
    return sslSocketFactory;
  }

  /**
   * Sets the verifier used to confirm that response certificates apply to
   * requested hostnames for HTTPS connections.
   *
   * <p>If unset, the {@link HttpsURLConnection#getDefaultHostnameVerifier()
   * system-wide default} hostname verifier will be used.
   */
  public OkHttpClient setHostnameVerifier(HostnameVerifier hostnameVerifier) {
    this.hostnameVerifier = hostnameVerifier;
    return this;
  }

  public HostnameVerifier getHostnameVerifier() {
    return hostnameVerifier;
  }

  /**
   * Sets the authenticator used to respond to challenges from the remote web
   * server or proxy server.
   *
   * <p>If unset, the {@link java.net.Authenticator#setDefault system-wide default}
   * authenticator will be used.
   */
  public OkHttpClient setAuthenticator(OkAuthenticator authenticator) {
    this.authenticator = authenticator;
    return this;
  }

  public OkAuthenticator getAuthenticator() {
    return authenticator;
  }

  /**
   * Sets the connection pool used to recycle HTTP and HTTPS connections.
   *
   * <p>If unset, the {@link ConnectionPool#getDefault() system-wide
   * default} connection pool will be used.
   */
  public OkHttpClient setConnectionPool(ConnectionPool connectionPool) {
    this.connectionPool = connectionPool;
    return this;
  }

  public ConnectionPool getConnectionPool() {
    return connectionPool;
  }

  /**
   * Configure this client to follow redirects from HTTPS to HTTP and from HTTP
   * to HTTPS.
   *
   * <p>If unset, protocol redirects will be followed. This is different than
   * the built-in {@code HttpURLConnection}'s default.
   */
  public OkHttpClient setFollowProtocolRedirects(boolean followProtocolRedirects) {
    this.followProtocolRedirects = followProtocolRedirects;
    return this;
  }

  public boolean getFollowProtocolRedirects() {
    return followProtocolRedirects;
  }

  public RouteDatabase getRoutesDatabase() {
    return routeDatabase;
  }

  /**
   * Configure the transports used by this client to communicate with remote
   * servers. By default this client will prefer the most efficient transport
   * available, falling back to more ubiquitous transports. Applications should
   * only call this method to avoid specific compatibility problems, such as web
   * servers that behave incorrectly when SPDY is enabled.
   *
   * <p>The following transports are currently supported:
   * <ul>
   *   <li><a href="http://www.w3.org/Protocols/rfc2616/rfc2616.html">http/1.1</a>
   *   <li><a href="http://www.chromium.org/spdy/spdy-protocol/spdy-protocol-draft3">spdy/3</a>
   * </ul>
   *
   * <p><strong>This is an evolving set.</strong> Future releases may drop
   * support for transitional transports (like spdy/3), in favor of their
   * successors (spdy/4 or http/2.0). The http/1.1 transport will never be
   * dropped.
   *
   * <p>If multiple protocols are specified, <a
   * href="https://technotes.googlecode.com/git/nextprotoneg.html">NPN</a> will
   * be used to negotiate a transport. Future releases may use another mechanism
   * (such as <a href="http://tools.ietf.org/html/draft-friedl-tls-applayerprotoneg-02">ALPN</a>)
   * to negotiate a transport.
   *
   * @param transports the transports to use, in order of preference. The list
   *     must contain "http/1.1". It must not contain null.
   */
  public OkHttpClient setTransports(List<String> transports) {
    transports = Util.immutableList(transports);
    if (!transports.contains("http/1.1")) {
      throw new IllegalArgumentException("transports doesn't contain http/1.1: " + transports);
    }
    if (transports.contains(null)) {
      throw new IllegalArgumentException("transports must not contain null");
    }
    if (transports.contains("")) {
      throw new IllegalArgumentException("transports contains an empty string");
    }
    this.transports = transports;
    return this;
  }

  public List<String> getTransports() {
    return transports;
  }

  /**
   * Schedules {@code request} to be executed.
   */
  /* OkHttp 2.0: public */ void enqueue(Request request, Response.Receiver responseReceiver) {
    // Create the HttpURLConnection immediately so the enqueued job gets the current settings of
    // this client. Otherwise changes to this client (socket factory, redirect policy, etc.) may
    // incorrectly be reflected in the request when it is dispatched later.
    dispatcher.enqueue(copyWithDefaults(), request, responseReceiver);
  }

  /**
   * Cancels all scheduled tasks tagged with {@code tag}. Requests that are already
   * in flight might not be canceled.
   */
  /* OkHttp 2.0: public */ void cancel(Object tag) {
    dispatcher.cancel(tag);
  }

  public HttpURLConnection open(URL url) {
    return open(url, proxy);
  }

  HttpURLConnection open(URL url, Proxy proxy) {
    String protocol = url.getProtocol();
    OkHttpClient copy = copyWithDefaults();
    copy.proxy = proxy;

    if (protocol.equals("http")) return new HttpURLConnectionImpl(url, copy);
    if (protocol.equals("https")) return new HttpsURLConnectionImpl(url, copy);
    throw new IllegalArgumentException("Unexpected protocol: " + protocol);
  }

  /**
   * Returns a shallow copy of this OkHttpClient that uses the system-wide default for
   * each field that hasn't been explicitly configured.
   */
  private OkHttpClient copyWithDefaults() {
    OkHttpClient result = new OkHttpClient(this);
    result.proxy = proxy;
    result.proxySelector = proxySelector != null ? proxySelector : ProxySelector.getDefault();
    result.cookieHandler = cookieHandler != null ? cookieHandler : CookieHandler.getDefault();
    result.responseCache = responseCache != null ? responseCache : ResponseCache.getDefault();
    result.sslSocketFactory = sslSocketFactory != null
        ? sslSocketFactory
        : HttpsURLConnection.getDefaultSSLSocketFactory();
    result.hostnameVerifier = hostnameVerifier != null
        ? hostnameVerifier
        : OkHostnameVerifier.INSTANCE;
    result.authenticator = authenticator != null
        ? authenticator
        : HttpAuthenticator.SYSTEM_DEFAULT;
    result.connectionPool = connectionPool != null ? connectionPool : ConnectionPool.getDefault();
    result.followProtocolRedirects = followProtocolRedirects;
    result.transports = transports != null ? transports : DEFAULT_TRANSPORTS;
    result.connectTimeout = connectTimeout;
    result.readTimeout = readTimeout;
    return result;
  }

  /**
   * Creates a URLStreamHandler as a {@link URL#setURLStreamHandlerFactory}.
   *
   * <p>This code configures OkHttp to handle all HTTP and HTTPS connections
   * created with {@link URL#openConnection()}: <pre>   {@code
   *
   *   OkHttpClient okHttpClient = new OkHttpClient();
   *   URL.setURLStreamHandlerFactory(okHttpClient);
   * }</pre>
   */
  public URLStreamHandler createURLStreamHandler(final String protocol) {
    if (!protocol.equals("http") && !protocol.equals("https")) return null;

    return new URLStreamHandler() {
      @Override protected URLConnection openConnection(URL url) {
        return open(url);
      }

      @Override protected URLConnection openConnection(URL url, Proxy proxy) {
        return open(url, proxy);
      }

      @Override protected int getDefaultPort() {
        if (protocol.equals("http")) return 80;
        if (protocol.equals("https")) return 443;
        throw new AssertionError();
      }
    };
  }
}
Java Source Code List
