Examples of GadgetException

org.apache.shindig.gadgets.GadgetException
Base class for all Gadget exceptions. The bulk of the code uses this class directly, differentiating between error conditions by the Code enumeration.

Examples of org.apache.shindig.gadgets.GadgetException

        featureRegistryProvider.get(jsUri.getRepository())).build(jsUri, null);
    JsResponse jsResponse;
    try {
      jsResponse = jsServingPipeline.execute(jsRequest);
    } catch (JsException e) {
      throw new GadgetException(Code.JS_PROCESSING_ERROR, e, e.getStatusCode());
    }
    return jsResponse.toJsString();
  }

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Examples of org.apache.shindig.gadgets.GadgetException

      this.cache.clearTokens();
    } catch (final OAuth2PersistenceException e) {
      if (isLogging) {
        BasicOAuth2Store.LOG.log("Error clearing OAuth2 cache", e);
      }
      throw new GadgetException(Code.OAUTH_STORAGE_ERROR, "Error clearing OAuth2 cache", e);
    }


    if (isLogging) {
      BasicOAuth2Store.LOG.exiting(BasicOAuth2Store.LOG_CLASS, "clearCache", true);
    }

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Examples of org.apache.shindig.gadgets.GadgetException

        }
      } catch (final OAuth2PersistenceException e) {
        if (isLogging) {
          BasicOAuth2Store.LOG.log("Error loading OAuth2 client ", e);
        }
        throw new GadgetException(Code.OAUTH_STORAGE_ERROR, "Error loading OAuth2 client "
            + serviceName, e);
      }
    }


    if (isLogging) {

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Examples of org.apache.shindig.gadgets.GadgetException

        token = this.persister.findToken(gadgetUri, serviceName, user, scope, type);
        if (token != null) {
          this.cache.storeToken(token);
        }
      } catch (final OAuth2PersistenceException e) {
        throw new GadgetException(Code.OAUTH_STORAGE_ERROR, "Error loading OAuth2 token " + index,
            e);
      }
    }


    if (isLogging) {

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Examples of org.apache.shindig.gadgets.GadgetException

      if (isLogging) {
        BasicOAuth2Store.LOG.log("clients = {0}", clients);
      }
      this.cache.storeClients(clients);
    } catch (final OAuth2PersistenceException e) {
      throw new GadgetException(Code.OAUTH_STORAGE_ERROR, "Error loading OAuth2 clients", e);
    }


    try {
      final Set<OAuth2Token> tokens = this.persister.loadTokens();
      if (isLogging) {
        BasicOAuth2Store.LOG.log("tokens = {0}", tokens);
      }
      this.cache.storeTokens(tokens);
    } catch (final OAuth2PersistenceException e) {
      throw new GadgetException(Code.OAUTH_STORAGE_ERROR, "Error loading OAuth2 tokens", e);
    }


    if (isLogging) {
      BasicOAuth2Store.LOG.exiting(BasicOAuth2Store.LOG_CLASS, "init", true);
    }

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Examples of org.apache.shindig.gadgets.GadgetException

      return token;
    } catch (final OAuth2PersistenceException e) {
      if (isLogging) {
        BasicOAuth2Store.LOG.log("Error loading OAuth2 token ", e);
      }
      throw new GadgetException(Code.OAUTH_STORAGE_ERROR, "Error loading OAuth2 token "
          + serviceName, e);
    }
  }

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Examples of org.apache.shindig.gadgets.GadgetException

        this.cache.storeToken(token);
      } catch (final OAuth2CacheException e) {
        if (isLogging) {
          BasicOAuth2Store.LOG.log("Error storing OAuth2 token " + index, e);
        }
        throw new GadgetException(Code.OAUTH_STORAGE_ERROR, "Error storing OAuth2 token " + index,
            e);
      } catch (final OAuth2PersistenceException e) {
        if (isLogging) {
          BasicOAuth2Store.LOG.log("Error storing OAuth2 token " + index, e);
        }
        throw new GadgetException(Code.OAUTH_STORAGE_ERROR, "Error storing OAuth2 token " + index,
            e);
      }
    }


    if (isLogging) {

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Examples of org.apache.shindig.gadgets.GadgetException


    HttpRequest rcr = buildHttpRequest(request);
    String container = rcr.getContainer();
    final Uri gadgetUri = rcr.getGadget();
    if (gadgetUri == null) {
      throw new GadgetException(GadgetException.Code.MISSING_PARAMETER,
              "Unable to find gadget in request", HttpResponse.SC_FORBIDDEN);
    }


    Gadget gadget;
    GadgetContext context = new HttpGadgetContext(request) {
      @Override
      public Uri getUrl() {
        return gadgetUri;
      }
      @Override
      public boolean getIgnoreCache() {
        return getParameter("bypassSpecCache").equals("1");
      }
    };
    try {
      gadget = processor.process(context);
    } catch (ProcessingException e) {
      throw new GadgetException(GadgetException.Code.INTERNAL_SERVER_ERROR,
              "Error processing gadget", e, HttpResponse.SC_BAD_REQUEST);
    }


    // Validate gadget is correct for the host.
    // Ensures that the gadget has not hand crafted this request to represent itself as
    // another gadget in a locked domain environment.
    if (!lockedDomainService.isGadgetValidForHost(context.getHost(), gadget, container)) {
      throw new GadgetException(GadgetException.Code.GADGET_HOST_MISMATCH,
              "The gadget is incorrect for this request", HttpResponse.SC_FORBIDDEN);
    }


    if (!gadgetAdminStore.isWhitelisted(container, gadgetUri.toString())) {
      throw new GadgetException(GadgetException.Code.NON_WHITELISTED_GADGET,
              "The requested content is unavailable", HttpResponse.SC_FORBIDDEN);
    }


    // Serialize the response
    HttpResponse results = requestPipeline.execute(rcr);


    // Rewrite the response
    if (contentRewriterRegistry != null) {
      try {
        results = contentRewriterRegistry.rewriteHttpResponse(rcr, results, gadget);
      } catch (RewritingException e) {
        throw new GadgetException(GadgetException.Code.INTERNAL_SERVER_ERROR, e,
                e.getHttpStatusCode());
      }
    }


    // Serialize the response

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Examples of org.apache.shindig.gadgets.GadgetException

   * @throws GadgetException
   */
  protected HttpRequest buildHttpRequest(HttpServletRequest request) throws GadgetException {
    String urlStr = getParameter(request, Param.URL.getKey(), null);
    if (urlStr == null) {
      throw new GadgetException(GadgetException.Code.INVALID_PARAMETER, Param.URL.getKey()
              + " parameter is missing.", HttpResponse.SC_BAD_REQUEST);
    }


    Uri url;
    try {
      url = ServletUtil.validateUrl(Uri.parse(urlStr));
    } catch (IllegalArgumentException e) {
      throw new GadgetException(GadgetException.Code.INVALID_PARAMETER, "Invalid "
              + Param.URL.getKey() + " parameter", HttpResponse.SC_BAD_REQUEST);
    }


    SecurityToken token = AuthInfoUtil.getSecurityTokenFromRequest(request);
    String container = null;
    Uri gadgetUri = null;
    if ("1".equals(getParameter(request, MULTI_PART_FORM_POST, null))) {
      // This endpoint is being used by the proxied-form-post feature.
      // Require a token.
      if (token == null) {
        throw new GadgetException(GadgetException.Code.INVALID_SECURITY_TOKEN);
      }
    }


    // If we have a token, we should use it.
    if (token != null && !token.isAnonymous()) {
      container = token.getContainer();
      String appurl = token.getAppUrl();
      if (appurl != null) {
        gadgetUri = Uri.parse(appurl);
      }
    } else {
      container = getContainer(request);
      String gadgetUrl = getParameter(request, Param.GADGET.getKey(), null);
      if (gadgetUrl != null) {
        gadgetUri = Uri.parse(gadgetUrl);
      }
    }


    HttpRequest req = new HttpRequest(url).setMethod(getParameter(request, METHOD_PARAM, "GET"))
            .setContainer(container).setGadget(gadgetUri);


    if ("POST".equals(req.getMethod()) || "PUT".equals(req.getMethod())) {
      setPostData(container, request, req);
    }


    String headerData = getParameter(request, HEADERS_PARAM, "");
    if (headerData.length() > 0) {
      String[] headerList = StringUtils.split(headerData, '&');
      for (String header : headerList) {
        String[] parts = StringUtils.splitPreserveAllTokens(header, '=');
        if (parts.length != 2) {
          throw new GadgetException(GadgetException.Code.INVALID_PARAMETER,
                  "Malformed header param specified:" + header, HttpResponse.SC_BAD_REQUEST);
        }
        String headerName = Utf8UrlCoder.decode(parts[0]);
        if (!HttpRequestHandler.BAD_HEADERS.contains(headerName.toUpperCase())) {
          req.addHeader(headerName, Utf8UrlCoder.decode(parts[1]));

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Examples of org.apache.shindig.gadgets.GadgetException

   * and defaulted to utf8 Override the function if different behavior is needed.
   */
  protected void setPostData(String container, HttpServletRequest request, HttpRequest req)
          throws GadgetException {
    if (maxPostSizes.get(container) < request.getContentLength()) {
      throw new GadgetException(GadgetException.Code.POST_TOO_LARGE, "Posted data too large.",
          HttpResponse.SC_REQUEST_ENTITY_TOO_LARGE);
    }


    String encoding = request.getCharacterEncoding();
    if (encoding == null) {
      encoding = "UTF-8";
    }
    try {
      String contentType = request.getHeader("Content-Type");
      if (contentType != null && contentType.startsWith("multipart/form-data")) {
        // TODO: This will read the entire posted response in server memory.
        // Is there a way to stream this even with OAUTH flows?
        req.setPostBody(request.getInputStream());
      } else {
        req.setPostBody(getParameter(request, POST_DATA_PARAM, "").getBytes(encoding.toUpperCase()));
      }
    } catch (UnsupportedEncodingException e) {
      // We might consider enumerating at least a small list of encodings
      // that we must always honor. For now, we return SC_BAD_REQUEST since
      // the encoding parameter could theoretically be anything.
      throw new GadgetException(Code.HTML_PARSE_ERROR, e, HttpResponse.SC_BAD_REQUEST);
    } catch (IOException e) {
      // Something went wrong reading the request data.
      // TODO: perhaps also support a max post size and enforce it by throwing and catching
      // exceptions here.
      throw new GadgetException(Code.INTERNAL_SERVER_ERROR, e, HttpResponse.SC_BAD_REQUEST);
    }
  }

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