示例#1
0
  private void downloadGet(final HttpClient httpClient) {

    httpGet = new HttpGet(initiator.url);
    if (initiator.isJson) httpGet.setHeader("Accept-Encoding", "gzip");

    final HttpContext localContext = new BasicHttpContext();
    localContext.setAttribute(ClientContext.COOKIE_STORE, initiator.getCookies());

    final HttpResponse response;
    final StatusLine status;

    try {
      if (cancelled) {
        notifyAllOnFailure(RequestFailureType.CANCELLED, null, null, "Cancelled");
        return;
      }
      response = httpClient.execute(httpGet, localContext);
      status = response.getStatusLine();

    } catch (Throwable t) {
      t.printStackTrace();
      notifyAllOnFailure(RequestFailureType.CONNECTION, t, null, "Unable to open a connection");
      return;
    }

    if (status.getStatusCode() != 200) {
      notifyAllOnFailure(
          RequestFailureType.REQUEST,
          null,
          status,
          String.format("HTTP error %d (%s)", status.getStatusCode(), status.getReasonPhrase()));
      return;
    }

    if (cancelled) {
      notifyAllOnFailure(RequestFailureType.CANCELLED, null, null, "Cancelled");
      return;
    }

    final HttpEntity entity = response.getEntity();

    if (entity == null) {
      notifyAllOnFailure(
          RequestFailureType.CONNECTION, null, status, "Did not receive a valid HTTP response");
      return;
    }

    final InputStream is;

    try {
      is = entity.getContent();
      mimetype = entity.getContentType() == null ? null : entity.getContentType().getValue();
    } catch (Throwable t) {
      t.printStackTrace();
      notifyAllOnFailure(
          RequestFailureType.CONNECTION, t, status, "Could not open an input stream");
      return;
    }

    final NotifyOutputStream cacheOs;
    if (initiator.cache) {
      try {
        cacheFile = manager.openNewCacheFile(initiator, session, mimetype);
        cacheOs = cacheFile.getOutputStream();
      } catch (IOException e) {
        e.printStackTrace();
        notifyAllOnFailure(RequestFailureType.STORAGE, e, null, "Could not access the local cache");
        return;
      }
    } else {
      cacheOs = null;
    }

    final long contentLength = entity.getContentLength();

    if (initiator.isJson) {

      final InputStream bis;

      if (initiator.cache) {
        final CachingInputStream cis =
            new CachingInputStream(
                is,
                cacheOs,
                new CachingInputStream.BytesReadListener() {
                  public void onBytesRead(final long total) {
                    notifyAllOnProgress(total, contentLength);
                  }
                });

        bis = new BufferedInputStream(cis, 8 * 1024);
      } else {
        bis = new BufferedInputStream(is, 8 * 1024);
      }

      final JsonValue value;

      try {
        value = new JsonValue(bis);
        value.buildInNewThread();

      } catch (Throwable t) {
        t.printStackTrace();
        notifyAllOnFailure(RequestFailureType.PARSE, t, null, "Error parsing the JSON stream");
        return;
      }

      synchronized (this) {
        this.value = value;
        notifyAllOnJsonParseStarted(value, RRTime.utcCurrentTimeMillis(), session);
      }

      try {
        value.join();

      } catch (Throwable t) {
        t.printStackTrace();
        notifyAllOnFailure(RequestFailureType.PARSE, t, null, "Error parsing the JSON stream");
        return;
      }

      success = true;

    } else {

      if (!initiator.cache) {
        BugReportActivity.handleGlobalError(
            initiator.context, "Cache disabled for non-JSON request");
        return;
      }

      try {
        final byte[] buf = new byte[8 * 1024];

        int bytesRead;
        long totalBytesRead = 0;
        while ((bytesRead = is.read(buf)) > 0) {
          totalBytesRead += bytesRead;
          cacheOs.write(buf, 0, bytesRead);
          notifyAllOnProgress(totalBytesRead, contentLength);
        }

        cacheOs.flush();
        cacheOs.close();
        success = true;

      } catch (Throwable t) {
        t.printStackTrace();
        notifyAllOnFailure(
            RequestFailureType.CONNECTION, t, null, "The connection was interrupted");
      }
    }
  }
示例#2
0
  // TODO merge with downloadGet
  private void downloadPost(final HttpClient httpClient) {

    final HttpPost httpPost = new HttpPost(initiator.url);

    try {
      httpPost.setEntity(new UrlEncodedFormEntity(initiator.postFields, HTTP.UTF_8));
    } catch (UnsupportedEncodingException e) {
      BugReportActivity.handleGlobalError(initiator.context, e);
      return;
    }

    final HttpContext localContext = new BasicHttpContext();
    localContext.setAttribute(ClientContext.COOKIE_STORE, initiator.getCookies());

    final HttpResponse response;
    final StatusLine status;

    try {
      response = httpClient.execute(httpPost, localContext);
      status = response.getStatusLine();

    } catch (Throwable t) {
      t.printStackTrace();
      notifyAllOnFailure(RequestFailureType.CONNECTION, t, null, "Unable to open a connection");
      return;
    }

    if (status.getStatusCode() != 200) {
      notifyAllOnFailure(
          RequestFailureType.REQUEST,
          null,
          status,
          String.format("HTTP error %d (%s)", status.getStatusCode(), status.getReasonPhrase()));
      return;
    }

    final HttpEntity entity = response.getEntity();

    if (entity == null) {
      notifyAllOnFailure(
          RequestFailureType.CONNECTION, null, status, "Did not receive a valid HTTP response");
      return;
    }

    final InputStream is;

    try {
      is = entity.getContent();
    } catch (Throwable t) {
      t.printStackTrace();
      notifyAllOnFailure(
          RequestFailureType.CONNECTION, t, status, "Could not open an input stream");
      return;
    }

    if (initiator.isJson) {

      final BufferedInputStream bis = new BufferedInputStream(is, 8 * 1024);

      final JsonValue value;

      try {
        value = new JsonValue(bis);
        value.buildInNewThread();

      } catch (Throwable t) {
        t.printStackTrace();
        notifyAllOnFailure(RequestFailureType.PARSE, t, null, "Error parsing the JSON stream");
        return;
      }

      synchronized (this) {
        this.value = value;
        notifyAllOnJsonParseStarted(value, RRTime.utcCurrentTimeMillis(), session);
      }

      try {
        value.join();

      } catch (Throwable t) {
        t.printStackTrace();
        notifyAllOnFailure(RequestFailureType.PARSE, t, null, "Error parsing the JSON stream");
        return;
      }

      success = true;

    } else {
      throw new RuntimeException("POST requests must be for JSON values");
    }
  }