コード例 #1
0
 @Override
 public void respondWithOptions(
     Resource resource, Response response, Request request, List<String> methodsAllowed) {
   setRespondCommonHeaders(response, resource, Status.SC_OK, request.getAuthorization());
   response.setAllowHeader(methodsAllowed);
   response.setContentLengthHeader((long) 0);
 }
コード例 #2
0
 @Override
 public void respondHead(Resource resource, Response response, Request request) {
   // setRespondContentCommonHeaders(response, resource, Response.Status.SC_NO_CONTENT,
   // request.getAuthorization());
   setRespondContentCommonHeaders(
       response, resource, Response.Status.SC_OK, request.getAuthorization());
   if (!(resource instanceof GetableResource)) {
     return;
   }
   GetableResource gr = (GetableResource) resource;
   Long contentLength = gr.getContentLength();
   if (contentLength != null) {
     response.setContentLengthHeader(contentLength);
   } else {
     log.trace("No content length is available for HEAD request");
   }
   String acc = request.getAcceptHeader();
   String ct = gr.getContentType(acc);
   if (ct != null) {
     ct = pickBestContentType(ct);
     if (ct != null) {
       response.setContentTypeHeader(ct);
     }
   }
 }
コード例 #3
0
  @Override
  public void respondContent(
      Resource resource, Response response, Request request, Map<String, String> params)
      throws NotAuthorizedException, BadRequestException, NotFoundException {
    log.debug("respondContent: " + resource.getClass());
    Auth auth = request.getAuthorization();
    setRespondContentCommonHeaders(response, resource, auth);
    if (resource instanceof GetableResource) {
      GetableResource gr = (GetableResource) resource;
      String acc = request.getAcceptHeader();
      String ct = gr.getContentType(acc);
      if (ct != null) {
        ct = pickBestContentType(ct);
        response.setContentTypeHeader(ct);
      }
      cacheControlHelper.setCacheControl(gr, response, request.getAuthorization());

      Long contentLength = gr.getContentLength();
      Boolean doBuffering = null;
      if (resource instanceof BufferingControlResource) {
        BufferingControlResource bcr = (BufferingControlResource) resource;
        doBuffering = bcr.isBufferingRequired();
      }
      if (doBuffering == null) {
        if (buffering == null || buffering == BUFFERING.whenNeeded) {
          doBuffering =
              (contentLength
                  == null); // if no content length then we buffer content to find content length
        } else {
          doBuffering =
              (buffering
                  == BUFFERING
                      .always); // if not null or whenNeeded then buffering is explicitly enabled or
                                // disabled
        }
      }
      if (!doBuffering) {
        log.trace("sending content with known content length: " + contentLength);
        if (contentLength != null) {
          response.setContentLengthHeader(contentLength);
        }
        response.setEntity(new GetableResourceEntity(gr, params, ct));
      } else {
        BufferingGetableResourceEntity e =
            new BufferingGetableResourceEntity(gr, params, ct, contentLength, getMaxMemorySize());
        response.setEntity(e);
      }
    }
  }
コード例 #4
0
 @Override
 public void respondPartialContent(
     GetableResource resource,
     Response response,
     Request request,
     Map<String, String> params,
     Range range)
     throws NotAuthorizedException, BadRequestException, NotFoundException {
   log.debug("respondPartialContent: " + range.getStart() + " - " + range.getFinish());
   response.setStatus(Response.Status.SC_PARTIAL_CONTENT);
   long st = range.getStart() == null ? 0 : range.getStart();
   long fn;
   Long cl = resource.getContentLength();
   if (range.getFinish() == null) {
     if (cl != null) {
       fn = cl.longValue() - 1; // position is one less then length
     } else {
       log.warn(
           "Couldnt calculate range end position because the resource is not reporting a content length, and no end position was requested by the client: "
               + resource.getName()
               + " - "
               + resource.getClass());
       fn = -1;
     }
   } else {
     fn = range.getFinish();
   }
   response.setContentRangeHeader(st, fn, cl);
   long contentLength = fn - st + 1;
   response.setContentLengthHeader(contentLength);
   response.setDateHeader(new Date());
   String etag = eTagGenerator.generateEtag(resource);
   if (etag != null) {
     response.setEtag(etag);
   }
   String acc = request.getAcceptHeader();
   String ct = resource.getContentType(acc);
   if (ct != null) {
     response.setContentTypeHeader(ct);
   }
   response.setEntity(new GetableResourceEntity(resource, range, params, ct));
 }