com.squareup.okhttp.ResponseSource Java Examples

The following examples show how to use com.squareup.okhttp.ResponseSource. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: HttpEngine.java    From reader with MIT License 5 votes vote down vote up 
/**
 * Initialize the source for this response. It may be corrected later if the
 * request headers forbids network use.
 */
private void initResponseSource() throws IOException {
  responseSource = ResponseSource.NETWORK;
  if (!policy.getUseCaches()) return;

  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache == null) return;

  CacheResponse candidate = responseCache.get(
      uri, method, requestHeaders.getHeaders().toMultimap(false));
  if (candidate == null) return;

  Map<String, List<String>> responseHeadersMap = candidate.getHeaders();
  cachedResponseBody = candidate.getBody();
  if (!acceptCacheResponseType(candidate)
      || responseHeadersMap == null
      || cachedResponseBody == null) {
    Util.closeQuietly(cachedResponseBody);
    return;
  }

  RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(responseHeadersMap, true);
  cachedResponseHeaders = new ResponseHeaders(uri, rawResponseHeaders);
  long now = System.currentTimeMillis();
  this.responseSource = cachedResponseHeaders.chooseResponseSource(now, requestHeaders);
  if (responseSource == ResponseSource.CACHE) {
    this.cacheResponse = candidate;
    setResponse(cachedResponseHeaders, cachedResponseBody);
  } else if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
    this.cacheResponse = candidate;
  } else if (responseSource == ResponseSource.NETWORK) {
    Util.closeQuietly(cachedResponseBody);
  } else {
    throw new AssertionError();
  }
}
Example #2
Source File: HttpEngine.java    From phonegapbootcampsite with MIT License 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
  if (responseSource != null) {
    return;
  }

  prepareRawRequestHeaders();
  initResponseSource();
  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache != null) {
    responseCache.trackResponse(responseSource);
  }

  // The raw response source may require the network, but the request
  // headers may forbid network use. In that case, dispose of the network
  // response and use a GATEWAY_TIMEOUT response instead, as specified
  // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
  if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
    if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
      Util.closeQuietly(cachedResponseBody);
    }
    this.responseSource = ResponseSource.CACHE;
    this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
    setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
  }

  if (responseSource.requiresConnection()) {
    sendSocketRequest();
  } else if (connection != null) {
    client.getConnectionPool().recycle(connection);
    connection = null;
  }
}
Example #3
Source File: HttpEngine.java    From phonegap-plugin-loading-spinner with Apache License 2.0 5 votes vote down vote up 
/**
 * Initialize the source for this response. It may be corrected later if the
 * request headers forbids network use.
 */
private void initResponseSource() throws IOException {
  responseSource = ResponseSource.NETWORK;
  if (!policy.getUseCaches() || policy.responseCache == null) {
    return;
  }

  CacheResponse candidate =
      policy.responseCache.get(uri, method, requestHeaders.getHeaders().toMultimap(false));
  if (candidate == null) {
    return;
  }

  Map<String, List<String>> responseHeadersMap = candidate.getHeaders();
  cachedResponseBody = candidate.getBody();
  if (!acceptCacheResponseType(candidate)
      || responseHeadersMap == null
      || cachedResponseBody == null) {
    Util.closeQuietly(cachedResponseBody);
    return;
  }

  RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(responseHeadersMap, true);
  cachedResponseHeaders = new ResponseHeaders(uri, rawResponseHeaders);
  long now = System.currentTimeMillis();
  this.responseSource = cachedResponseHeaders.chooseResponseSource(now, requestHeaders);
  if (responseSource == ResponseSource.CACHE) {
    this.cacheResponse = candidate;
    setResponse(cachedResponseHeaders, cachedResponseBody);
  } else if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
    this.cacheResponse = candidate;
  } else if (responseSource == ResponseSource.NETWORK) {
    Util.closeQuietly(cachedResponseBody);
  } else {
    throw new AssertionError();
  }
}
Example #4
Source File: HttpEngine.java    From phonegap-plugin-loading-spinner with Apache License 2.0 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
  if (responseSource != null) {
    return;
  }

  prepareRawRequestHeaders();
  initResponseSource();
  if (policy.responseCache != null) {
    policy.responseCache.trackResponse(responseSource);
  }

  // The raw response source may require the network, but the request
  // headers may forbid network use. In that case, dispose of the network
  // response and use a GATEWAY_TIMEOUT response instead, as specified
  // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
  if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
    if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
      Util.closeQuietly(cachedResponseBody);
    }
    this.responseSource = ResponseSource.CACHE;
    this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
    setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
  }

  if (responseSource.requiresConnection()) {
    sendSocketRequest();
  } else if (connection != null) {
    policy.connectionPool.recycle(connection);
    policy.getFailedRoutes().remove(connection.getRoute());
    connection = null;
  }
}
Example #5
Source File: HttpEngine.java    From android-discourse with Apache License 2.0 5 votes vote down vote up 
/**
 * Initialize the source for this response. It may be corrected later if the
 * request headers forbids network use.
 */
private void initResponseSource() throws IOException {
    responseSource = ResponseSource.NETWORK;
    if (!policy.getUseCaches())
        return;

    OkResponseCache responseCache = client.getOkResponseCache();
    if (responseCache == null)
        return;

    CacheResponse candidate = responseCache.get(uri, method, requestHeaders.getHeaders().toMultimap(false));
    if (candidate == null)
        return;

    Map<String, List<String>> responseHeadersMap = candidate.getHeaders();
    cachedResponseBody = candidate.getBody();
    if (!acceptCacheResponseType(candidate) || responseHeadersMap == null || cachedResponseBody == null) {
        Util.closeQuietly(cachedResponseBody);
        return;
    }

    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(responseHeadersMap, true);
    cachedResponseHeaders = new ResponseHeaders(uri, rawResponseHeaders);
    long now = System.currentTimeMillis();
    this.responseSource = cachedResponseHeaders.chooseResponseSource(now, requestHeaders);
    if (responseSource == ResponseSource.CACHE) {
        this.cacheResponse = candidate;
        setResponse(cachedResponseHeaders, cachedResponseBody);
    } else if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
        this.cacheResponse = candidate;
    } else if (responseSource == ResponseSource.NETWORK) {
        Util.closeQuietly(cachedResponseBody);
    } else {
        throw new AssertionError();
    }
}
Example #6
Source File: HttpEngine.java    From CordovaYoutubeVideoPlayer with MIT License 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
  if (responseSource != null) {
    return;
  }

  prepareRawRequestHeaders();
  initResponseSource();
  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache != null) {
    responseCache.trackResponse(responseSource);
  }

  // The raw response source may require the network, but the request
  // headers may forbid network use. In that case, dispose of the network
  // response and use a GATEWAY_TIMEOUT response instead, as specified
  // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
  if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
    if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
      Util.closeQuietly(cachedResponseBody);
    }
    this.responseSource = ResponseSource.CACHE;
    this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
    setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
  }

  if (responseSource.requiresConnection()) {
    sendSocketRequest();
  } else if (connection != null) {
    client.getConnectionPool().recycle(connection);
    connection = null;
  }
}
Example #7
Source File: HttpResponseCache.java    From phonegap-plugin-loading-spinner with Apache License 2.0 5 votes vote down vote up 
public synchronized void trackResponse(ResponseSource source) {
  requestCount++;

  switch (source) {
    case CACHE:
      hitCount++;
      break;
    case CONDITIONAL_CACHE:
    case NETWORK:
      networkCount++;
      break;
  }
}
Example #8
Source File: HttpEngine.java    From IoTgo_Android_App with MIT License 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
  if (responseSource != null) {
    return;
  }

  prepareRawRequestHeaders();
  initResponseSource();
  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache != null) {
    responseCache.trackResponse(responseSource);
  }

  // The raw response source may require the network, but the request
  // headers may forbid network use. In that case, dispose of the network
  // response and use a GATEWAY_TIMEOUT response instead, as specified
  // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
  if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
    if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
      Util.closeQuietly(cachedResponseBody);
    }
    this.responseSource = ResponseSource.CACHE;
    this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
    setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
  }

  if (responseSource.requiresConnection()) {
    sendSocketRequest();
  } else if (connection != null) {
    client.getConnectionPool().recycle(connection);
    connection = null;
  }
}
Example #9
Source File: HttpEngine.java    From phonegapbootcampsite with MIT License 5 votes vote down vote up 
/**
 * Initialize the source for this response. It may be corrected later if the
 * request headers forbids network use.
 */
private void initResponseSource() throws IOException {
  responseSource = ResponseSource.NETWORK;
  if (!policy.getUseCaches()) return;

  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache == null) return;

  CacheResponse candidate = responseCache.get(
      uri, method, requestHeaders.getHeaders().toMultimap(false));
  if (candidate == null) return;

  Map<String, List<String>> responseHeadersMap = candidate.getHeaders();
  cachedResponseBody = candidate.getBody();
  if (!acceptCacheResponseType(candidate)
      || responseHeadersMap == null
      || cachedResponseBody == null) {
    Util.closeQuietly(cachedResponseBody);
    return;
  }

  RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(responseHeadersMap, true);
  cachedResponseHeaders = new ResponseHeaders(uri, rawResponseHeaders);
  long now = System.currentTimeMillis();
  this.responseSource = cachedResponseHeaders.chooseResponseSource(now, requestHeaders);
  if (responseSource == ResponseSource.CACHE) {
    this.cacheResponse = candidate;
    setResponse(cachedResponseHeaders, cachedResponseBody);
  } else if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
    this.cacheResponse = candidate;
  } else if (responseSource == ResponseSource.NETWORK) {
    Util.closeQuietly(cachedResponseBody);
  } else {
    throw new AssertionError();
  }
}
Example #10
Source File: HttpEngine.java    From crosswalk-cordova-android with Apache License 2.0 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
  if (responseSource != null) {
    return;
  }

  prepareRawRequestHeaders();
  initResponseSource();
  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache != null) {
    responseCache.trackResponse(responseSource);
  }

  // The raw response source may require the network, but the request
  // headers may forbid network use. In that case, dispose of the network
  // response and use a GATEWAY_TIMEOUT response instead, as specified
  // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
  if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
    if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
      Util.closeQuietly(cachedResponseBody);
    }
    this.responseSource = ResponseSource.CACHE;
    this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
    setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
  }

  if (responseSource.requiresConnection()) {
    sendSocketRequest();
  } else if (connection != null) {
    client.getConnectionPool().recycle(connection);
    connection = null;
  }
}
Example #11
Source File: HttpEngine.java    From L.TileLayer.Cordova with MIT License 5 votes vote down vote up 
/**
 * Initialize the source for this response. It may be corrected later if the
 * request headers forbids network use.
 */
private void initResponseSource() throws IOException {
  responseSource = ResponseSource.NETWORK;
  if (!policy.getUseCaches()) return;

  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache == null) return;

  CacheResponse candidate = responseCache.get(
      uri, method, requestHeaders.getHeaders().toMultimap(false));
  if (candidate == null) return;

  Map<String, List<String>> responseHeadersMap = candidate.getHeaders();
  cachedResponseBody = candidate.getBody();
  if (!acceptCacheResponseType(candidate)
      || responseHeadersMap == null
      || cachedResponseBody == null) {
    Util.closeQuietly(cachedResponseBody);
    return;
  }

  RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(responseHeadersMap, true);
  cachedResponseHeaders = new ResponseHeaders(uri, rawResponseHeaders);
  long now = System.currentTimeMillis();
  this.responseSource = cachedResponseHeaders.chooseResponseSource(now, requestHeaders);
  if (responseSource == ResponseSource.CACHE) {
    this.cacheResponse = candidate;
    setResponse(cachedResponseHeaders, cachedResponseBody);
  } else if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
    this.cacheResponse = candidate;
  } else if (responseSource == ResponseSource.NETWORK) {
    Util.closeQuietly(cachedResponseBody);
  } else {
    throw new AssertionError();
  }
}
Example #12
Source File: HttpEngine.java    From L.TileLayer.Cordova with MIT License 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
  if (responseSource != null) {
    return;
  }

  prepareRawRequestHeaders();
  initResponseSource();
  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache != null) {
    responseCache.trackResponse(responseSource);
  }

  // The raw response source may require the network, but the request
  // headers may forbid network use. In that case, dispose of the network
  // response and use a GATEWAY_TIMEOUT response instead, as specified
  // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
  if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
    if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
      Util.closeQuietly(cachedResponseBody);
    }
    this.responseSource = ResponseSource.CACHE;
    this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
    setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
  }

  if (responseSource.requiresConnection()) {
    sendSocketRequest();
  } else if (connection != null) {
    client.getConnectionPool().recycle(connection);
    connection = null;
  }
}
Example #13
Source File: HttpEngine.java    From android-discourse with Apache License 2.0 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
    if (responseSource != null) {
        return;
    }

    prepareRawRequestHeaders();
    initResponseSource();
    OkResponseCache responseCache = client.getOkResponseCache();
    if (responseCache != null) {
        responseCache.trackResponse(responseSource);
    }

    // The raw response source may require the network, but the request
    // headers may forbid network use. In that case, dispose of the network
    // response and use a GATEWAY_TIMEOUT response instead, as specified
    // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
    if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
        if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
            Util.closeQuietly(cachedResponseBody);
        }
        this.responseSource = ResponseSource.CACHE;
        this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
        RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
        setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
    }

    if (responseSource.requiresConnection()) {
        sendSocketRequest();
    } else if (connection != null) {
        client.getConnectionPool().recycle(connection);
        connection = null;
    }
}
Example #14
Source File: HttpEngine.java    From CordovaYoutubeVideoPlayer with MIT License 5 votes vote down vote up 
/**
 * Initialize the source for this response. It may be corrected later if the
 * request headers forbids network use.
 */
private void initResponseSource() throws IOException {
  responseSource = ResponseSource.NETWORK;
  if (!policy.getUseCaches()) return;

  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache == null) return;

  CacheResponse candidate = responseCache.get(
      uri, method, requestHeaders.getHeaders().toMultimap(false));
  if (candidate == null) return;

  Map<String, List<String>> responseHeadersMap = candidate.getHeaders();
  cachedResponseBody = candidate.getBody();
  if (!acceptCacheResponseType(candidate)
      || responseHeadersMap == null
      || cachedResponseBody == null) {
    Util.closeQuietly(cachedResponseBody);
    return;
  }

  RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(responseHeadersMap, true);
  cachedResponseHeaders = new ResponseHeaders(uri, rawResponseHeaders);
  long now = System.currentTimeMillis();
  this.responseSource = cachedResponseHeaders.chooseResponseSource(now, requestHeaders);
  if (responseSource == ResponseSource.CACHE) {
    this.cacheResponse = candidate;
    setResponse(cachedResponseHeaders, cachedResponseBody);
  } else if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
    this.cacheResponse = candidate;
  } else if (responseSource == ResponseSource.NETWORK) {
    Util.closeQuietly(cachedResponseBody);
  } else {
    throw new AssertionError();
  }
}
Example #15
Source File: HttpEngine.java    From cordova-amazon-fireos with Apache License 2.0 5 votes vote down vote up 
/**
 * Initialize the source for this response. It may be corrected later if the
 * request headers forbids network use.
 */
private void initResponseSource() throws IOException {
  responseSource = ResponseSource.NETWORK;
  if (!policy.getUseCaches()) return;

  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache == null) return;

  CacheResponse candidate = responseCache.get(
      uri, method, requestHeaders.getHeaders().toMultimap(false));
  if (candidate == null) return;

  Map<String, List<String>> responseHeadersMap = candidate.getHeaders();
  cachedResponseBody = candidate.getBody();
  if (!acceptCacheResponseType(candidate)
      || responseHeadersMap == null
      || cachedResponseBody == null) {
    Util.closeQuietly(cachedResponseBody);
    return;
  }

  RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(responseHeadersMap, true);
  cachedResponseHeaders = new ResponseHeaders(uri, rawResponseHeaders);
  long now = System.currentTimeMillis();
  this.responseSource = cachedResponseHeaders.chooseResponseSource(now, requestHeaders);
  if (responseSource == ResponseSource.CACHE) {
    this.cacheResponse = candidate;
    setResponse(cachedResponseHeaders, cachedResponseBody);
  } else if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
    this.cacheResponse = candidate;
  } else if (responseSource == ResponseSource.NETWORK) {
    Util.closeQuietly(cachedResponseBody);
  } else {
    throw new AssertionError();
  }
}
Example #16
Source File: HttpEngine.java    From bluemix-parking-meter with MIT License 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
  if (responseSource != null) {
    return;
  }

  prepareRawRequestHeaders();
  initResponseSource();
  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache != null) {
    responseCache.trackResponse(responseSource);
  }

  // The raw response source may require the network, but the request
  // headers may forbid network use. In that case, dispose of the network
  // response and use a GATEWAY_TIMEOUT response instead, as specified
  // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
  if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
    if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
      Util.closeQuietly(cachedResponseBody);
    }
    this.responseSource = ResponseSource.CACHE;
    this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
    setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
  }

  if (responseSource.requiresConnection()) {
    sendSocketRequest();
  } else if (connection != null) {
    client.getConnectionPool().recycle(connection);
    connection = null;
  }
}
Example #17
Source File: HttpEngine.java    From bluemix-parking-meter with MIT License 5 votes vote down vote up 
/**
 * Initialize the source for this response. It may be corrected later if the
 * request headers forbids network use.
 */
private void initResponseSource() throws IOException {
  responseSource = ResponseSource.NETWORK;
  if (!policy.getUseCaches()) return;

  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache == null) return;

  CacheResponse candidate = responseCache.get(
      uri, method, requestHeaders.getHeaders().toMultimap(false));
  if (candidate == null) return;

  Map<String, List<String>> responseHeadersMap = candidate.getHeaders();
  cachedResponseBody = candidate.getBody();
  if (!acceptCacheResponseType(candidate)
      || responseHeadersMap == null
      || cachedResponseBody == null) {
    Util.closeQuietly(cachedResponseBody);
    return;
  }

  RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(responseHeadersMap, true);
  cachedResponseHeaders = new ResponseHeaders(uri, rawResponseHeaders);
  long now = System.currentTimeMillis();
  this.responseSource = cachedResponseHeaders.chooseResponseSource(now, requestHeaders);
  if (responseSource == ResponseSource.CACHE) {
    this.cacheResponse = candidate;
    setResponse(cachedResponseHeaders, cachedResponseBody);
  } else if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
    this.cacheResponse = candidate;
  } else if (responseSource == ResponseSource.NETWORK) {
    Util.closeQuietly(cachedResponseBody);
  } else {
    throw new AssertionError();
  }
}
Example #18
Source File: HttpEngine.java    From wildfly-samples with MIT License 5 votes vote down vote up 
/**
 * Initialize the source for this response. It may be corrected later if the
 * request headers forbids network use.
 */
private void initResponseSource() throws IOException {
  responseSource = ResponseSource.NETWORK;
  if (!policy.getUseCaches()) return;

  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache == null) return;

  CacheResponse candidate = responseCache.get(
      uri, method, requestHeaders.getHeaders().toMultimap(false));
  if (candidate == null) return;

  Map<String, List<String>> responseHeadersMap = candidate.getHeaders();
  cachedResponseBody = candidate.getBody();
  if (!acceptCacheResponseType(candidate)
      || responseHeadersMap == null
      || cachedResponseBody == null) {
    Util.closeQuietly(cachedResponseBody);
    return;
  }

  RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(responseHeadersMap, true);
  cachedResponseHeaders = new ResponseHeaders(uri, rawResponseHeaders);
  long now = System.currentTimeMillis();
  this.responseSource = cachedResponseHeaders.chooseResponseSource(now, requestHeaders);
  if (responseSource == ResponseSource.CACHE) {
    this.cacheResponse = candidate;
    setResponse(cachedResponseHeaders, cachedResponseBody);
  } else if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
    this.cacheResponse = candidate;
  } else if (responseSource == ResponseSource.NETWORK) {
    Util.closeQuietly(cachedResponseBody);
  } else {
    throw new AssertionError();
  }
}
Example #19
Source File: HttpEngine.java    From wildfly-samples with MIT License 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
  if (responseSource != null) {
    return;
  }

  prepareRawRequestHeaders();
  initResponseSource();
  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache != null) {
    responseCache.trackResponse(responseSource);
  }

  // The raw response source may require the network, but the request
  // headers may forbid network use. In that case, dispose of the network
  // response and use a GATEWAY_TIMEOUT response instead, as specified
  // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
  if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
    if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
      Util.closeQuietly(cachedResponseBody);
    }
    this.responseSource = ResponseSource.CACHE;
    this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
    setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
  }

  if (responseSource.requiresConnection()) {
    sendSocketRequest();
  } else if (connection != null) {
    client.getConnectionPool().recycle(connection);
    connection = null;
  }
}
Example #20
Source File: HttpEngine.java    From cordova-amazon-fireos with Apache License 2.0 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
  if (responseSource != null) {
    return;
  }

  prepareRawRequestHeaders();
  initResponseSource();
  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache != null) {
    responseCache.trackResponse(responseSource);
  }

  // The raw response source may require the network, but the request
  // headers may forbid network use. In that case, dispose of the network
  // response and use a GATEWAY_TIMEOUT response instead, as specified
  // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
  if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
    if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
      Util.closeQuietly(cachedResponseBody);
    }
    this.responseSource = ResponseSource.CACHE;
    this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
    setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
  }

  if (responseSource.requiresConnection()) {
    sendSocketRequest();
  } else if (connection != null) {
    client.getConnectionPool().recycle(connection);
    connection = null;
  }
}
Example #21
Source File: HttpEngine.java    From reader with MIT License 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
  if (responseSource != null) {
    return;
  }

  prepareRawRequestHeaders();
  initResponseSource();
  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache != null) {
    responseCache.trackResponse(responseSource);
  }

  // The raw response source may require the network, but the request
  // headers may forbid network use. In that case, dispose of the network
  // response and use a GATEWAY_TIMEOUT response instead, as specified
  // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
  if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
    if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
      Util.closeQuietly(cachedResponseBody);
    }
    this.responseSource = ResponseSource.CACHE;
    this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
    setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
  }

  if (responseSource.requiresConnection()) {
    sendSocketRequest();
  } else if (connection != null) {
    client.getConnectionPool().recycle(connection);
    connection = null;
  }
}
Example #22
Source File: HttpEngine.java    From reader with MIT License 5 votes vote down vote up 
/**
 * Initialize the source for this response. It may be corrected later if the
 * request headers forbids network use.
 */
private void initResponseSource() throws IOException {
  responseSource = ResponseSource.NETWORK;
  if (!policy.getUseCaches()) return;

  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache == null) return;

  CacheResponse candidate = responseCache.get(
      uri, method, requestHeaders.getHeaders().toMultimap(false));
  if (candidate == null) return;

  Map<String, List<String>> responseHeadersMap = candidate.getHeaders();
  cachedResponseBody = candidate.getBody();
  if (!acceptCacheResponseType(candidate)
      || responseHeadersMap == null
      || cachedResponseBody == null) {
    Util.closeQuietly(cachedResponseBody);
    return;
  }

  RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(responseHeadersMap, true);
  cachedResponseHeaders = new ResponseHeaders(uri, rawResponseHeaders);
  long now = System.currentTimeMillis();
  this.responseSource = cachedResponseHeaders.chooseResponseSource(now, requestHeaders);
  if (responseSource == ResponseSource.CACHE) {
    this.cacheResponse = candidate;
    setResponse(cachedResponseHeaders, cachedResponseBody);
  } else if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
    this.cacheResponse = candidate;
  } else if (responseSource == ResponseSource.NETWORK) {
    Util.closeQuietly(cachedResponseBody);
  } else {
    throw new AssertionError();
  }
}
Example #23
Source File: HttpResponseCache.java    From cordova-android-chromeview with Apache License 2.0 5 votes vote down vote up 
public synchronized void trackResponse(ResponseSource source) {
  requestCount++;

  switch (source) {
    case CACHE:
      hitCount++;
      break;
    case CONDITIONAL_CACHE:
    case NETWORK:
      networkCount++;
      break;
  }
}
Example #24
Source File: HttpEngine.java    From cordova-android-chromeview with Apache License 2.0 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
  if (responseSource != null) {
    return;
  }

  prepareRawRequestHeaders();
  initResponseSource();
  if (policy.responseCache != null) {
    policy.responseCache.trackResponse(responseSource);
  }

  // The raw response source may require the network, but the request
  // headers may forbid network use. In that case, dispose of the network
  // response and use a GATEWAY_TIMEOUT response instead, as specified
  // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
  if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
    if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
      Util.closeQuietly(cachedResponseBody);
    }
    this.responseSource = ResponseSource.CACHE;
    this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
    setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
  }

  if (responseSource.requiresConnection()) {
    sendSocketRequest();
  } else if (connection != null) {
    policy.connectionPool.recycle(connection);
    policy.getFailedRoutes().remove(connection.getRoute());
    connection = null;
  }
}
Example #25
Source File: HttpEngine.java    From cordova-android-chromeview with Apache License 2.0 5 votes vote down vote up 
/**
 * Initialize the source for this response. It may be corrected later if the
 * request headers forbids network use.
 */
private void initResponseSource() throws IOException {
  responseSource = ResponseSource.NETWORK;
  if (!policy.getUseCaches() || policy.responseCache == null) {
    return;
  }

  CacheResponse candidate =
      policy.responseCache.get(uri, method, requestHeaders.getHeaders().toMultimap(false));
  if (candidate == null) {
    return;
  }

  Map<String, List<String>> responseHeadersMap = candidate.getHeaders();
  cachedResponseBody = candidate.getBody();
  if (!acceptCacheResponseType(candidate)
      || responseHeadersMap == null
      || cachedResponseBody == null) {
    Util.closeQuietly(cachedResponseBody);
    return;
  }

  RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(responseHeadersMap, true);
  cachedResponseHeaders = new ResponseHeaders(uri, rawResponseHeaders);
  long now = System.currentTimeMillis();
  this.responseSource = cachedResponseHeaders.chooseResponseSource(now, requestHeaders);
  if (responseSource == ResponseSource.CACHE) {
    this.cacheResponse = candidate;
    setResponse(cachedResponseHeaders, cachedResponseBody);
  } else if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
    this.cacheResponse = candidate;
  } else if (responseSource == ResponseSource.NETWORK) {
    Util.closeQuietly(cachedResponseBody);
  } else {
    throw new AssertionError();
  }
}
Example #26
Source File: HttpEngine.java    From reader with MIT License 5 votes vote down vote up 
/**
 * Figures out what the response source will be, and opens a socket to that
 * source if necessary. Prepares the request headers and gets ready to start
 * writing the request body if it exists.
 */
public final void sendRequest() throws IOException {
  if (responseSource != null) {
    return;
  }

  prepareRawRequestHeaders();
  initResponseSource();
  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache != null) {
    responseCache.trackResponse(responseSource);
  }

  // The raw response source may require the network, but the request
  // headers may forbid network use. In that case, dispose of the network
  // response and use a GATEWAY_TIMEOUT response instead, as specified
  // by http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.4.
  if (requestHeaders.isOnlyIfCached() && responseSource.requiresConnection()) {
    if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
      Util.closeQuietly(cachedResponseBody);
    }
    this.responseSource = ResponseSource.CACHE;
    this.cacheResponse = GATEWAY_TIMEOUT_RESPONSE;
    RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(cacheResponse.getHeaders(), true);
    setResponse(new ResponseHeaders(uri, rawResponseHeaders), cacheResponse.getBody());
  }

  if (responseSource.requiresConnection()) {
    sendSocketRequest();
  } else if (connection != null) {
    client.getConnectionPool().recycle(connection);
    connection = null;
  }
}
Example #27
Source File: HttpEngine.java    From crosswalk-cordova-android with Apache License 2.0 5 votes vote down vote up 
/**
 * Initialize the source for this response. It may be corrected later if the
 * request headers forbids network use.
 */
private void initResponseSource() throws IOException {
  responseSource = ResponseSource.NETWORK;
  if (!policy.getUseCaches()) return;

  OkResponseCache responseCache = client.getOkResponseCache();
  if (responseCache == null) return;

  CacheResponse candidate = responseCache.get(
      uri, method, requestHeaders.getHeaders().toMultimap(false));
  if (candidate == null) return;

  Map<String, List<String>> responseHeadersMap = candidate.getHeaders();
  cachedResponseBody = candidate.getBody();
  if (!acceptCacheResponseType(candidate)
      || responseHeadersMap == null
      || cachedResponseBody == null) {
    Util.closeQuietly(cachedResponseBody);
    return;
  }

  RawHeaders rawResponseHeaders = RawHeaders.fromMultimap(responseHeadersMap, true);
  cachedResponseHeaders = new ResponseHeaders(uri, rawResponseHeaders);
  long now = System.currentTimeMillis();
  this.responseSource = cachedResponseHeaders.chooseResponseSource(now, requestHeaders);
  if (responseSource == ResponseSource.CACHE) {
    this.cacheResponse = candidate;
    setResponse(cachedResponseHeaders, cachedResponseBody);
  } else if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
    this.cacheResponse = candidate;
  } else if (responseSource == ResponseSource.NETWORK) {
    Util.closeQuietly(cachedResponseBody);
  } else {
    throw new AssertionError();
  }
}
Example #28
Source File: OkResponseCacheAdapter.java    From CordovaYoutubeVideoPlayer with MIT License 4 votes vote down vote up 
@Override public void trackResponse(ResponseSource source) {
}
Example #29
Source File: HttpEngine.java    From CordovaYoutubeVideoPlayer with MIT License 4 votes vote down vote up 
/**
 * Flushes the remaining request header and body, parses the HTTP response
 * headers and starts reading the HTTP response body if it exists.
 */
public final void readResponse() throws IOException {
  if (hasResponse()) {
    responseHeaders.setResponseSource(responseSource);
    return;
  }

  if (responseSource == null) {
    throw new IllegalStateException("readResponse() without sendRequest()");
  }

  if (!responseSource.requiresConnection()) {
    return;
  }

  if (sentRequestMillis == -1) {
    if (requestBodyOut instanceof RetryableOutputStream) {
      int contentLength = ((RetryableOutputStream) requestBodyOut).contentLength();
      requestHeaders.setContentLength(contentLength);
    }
    transport.writeRequestHeaders();
  }

  if (requestBodyOut != null) {
    requestBodyOut.close();
    if (requestBodyOut instanceof RetryableOutputStream) {
      transport.writeRequestBody((RetryableOutputStream) requestBodyOut);
    }
  }

  transport.flushRequest();

  responseHeaders = transport.readResponseHeaders();
  responseHeaders.setLocalTimestamps(sentRequestMillis, System.currentTimeMillis());
  responseHeaders.setResponseSource(responseSource);

  if (responseSource == ResponseSource.CONDITIONAL_CACHE) {
    if (cachedResponseHeaders.validate(responseHeaders)) {
      release(false);
      ResponseHeaders combinedHeaders = cachedResponseHeaders.combine(responseHeaders);
      this.responseHeaders = combinedHeaders;

      // Update the cache after applying the combined headers but before initializing the content
      // stream, otherwise the Content-Encoding header (if present) will be stripped from the
      // combined headers and not end up in the cache file if transparent gzip compression is
      // turned on.
      OkResponseCache responseCache = client.getOkResponseCache();
      responseCache.trackConditionalCacheHit();
      responseCache.update(cacheResponse, policy.getHttpConnectionToCache());

      initContentStream(cachedResponseBody);
      return;
    } else {
      Util.closeQuietly(cachedResponseBody);
    }
  }

  if (hasResponseBody()) {
    maybeCache(); // reentrant. this calls into user code which may call back into this!
  }

  initContentStream(transport.getTransferStream(cacheRequest));
}
Example #30
Source File: ResponseHeaders.java    From CordovaYoutubeVideoPlayer with MIT License 4 votes vote down vote up 
public void setResponseSource(ResponseSource responseSource) {
  headers.set(RESPONSE_SOURCE, responseSource.toString() + " " + headers.getResponseCode());
}