Examples with DefaultHttpResponseFactory org.apache.http.impl.DefaultHttpResponseFactory used on opensource projects

Example 1 with DefaultHttpResponseFactory

use of org.apache.http.impl.DefaultHttpResponseFactory in project commoncrawl-examples by commoncrawl.

the class ArcRecord method getHttpResponse.

/**
   * <p>Returns an HTTP response object parsed from the ARC record payload.<p>
   * <p>Note: The payload is parsed on-demand, but is only parsed once.  The
   * parsed data is saved for subsequent calls.</p>
   *
   * @return The ARC record payload as an HTTP response object.  See the Apache
   * HttpComponents project.
   */
public HttpResponse getHttpResponse() throws IOException, HttpException {
    if (this._httpResponse != null)
        return this._httpResponse;
    if (this._payload == null) {
        LOG.error("Unable to parse HTTP response: Payload has not been set");
        return null;
    }
    if (this._url != null && !this._url.startsWith("http://") && !this._url.startsWith("https://")) {
        LOG.error("Unable to parse HTTP response: URL protocol is not HTTP");
        return null;
    }
    this._httpResponse = null;
    // Find where the HTTP headers stop
    int end = this._searchForCRLFCRLF(this._payload);
    if (end == -1) {
        LOG.error("Unable to parse HTTP response: End of HTTP headers not found");
        return null;
    }
    // Parse the HTTP status line and headers
    DefaultHttpResponseParser parser = new DefaultHttpResponseParser(new ByteArraySessionInputBuffer(this._payload, 0, end), new BasicLineParser(), new DefaultHttpResponseFactory(), new BasicHttpParams());
    this._httpResponse = parser.parse();
    if (this._httpResponse == null) {
        LOG.error("Unable to parse HTTP response");
        return null;
    }
    // Set the reset of the payload as the HTTP entity.  Use an InputStreamEntity
    // to avoid a memory copy.
    InputStreamEntity entity = new InputStreamEntity(new ByteArrayInputStream(this._payload, end, this._payload.length - end), this._payload.length - end);
    entity.setContentType(this._httpResponse.getFirstHeader("Content-Type"));
    entity.setContentEncoding(this._httpResponse.getFirstHeader("Content-Encoding"));
    this._httpResponse.setEntity(entity);
    return this._httpResponse;
}