List of usage examples for com.google.gwt.http.client RequestBuilder setCallback
public void setCallback(RequestCallback callback)
From source file:org.jboss.dmr.client.dispatch.impl.DMRHandler.java
License:Open Source License
private Request executeRequest(final AsyncCallback<DMRResponse> resultCallback, final ModelNode operation) { if (idCounter == Long.MAX_VALUE) { idCounter = 0;/*from w w w. ja v a 2 s . c o m*/ } Request request = null; try { final String id = String.valueOf(idCounter++); trace(Type.BEGIN, id, operation); final RequestBuilder requestBuilder = chooseRequestBuilder(operation); trace(Type.SERIALIZED, id, operation); final RequestCallback requestCallback = new RequestCallback() { @Override public void onResponseReceived(Request request, Response response) { trace(Type.RECEIVE, id, operation); int statusCode = response.getStatusCode(); if (200 == statusCode) { resultCallback.onSuccess(new DMRResponse(requestBuilder.getHTTPMethod(), response.getText(), response.getHeader(HEADER_CONTENT_TYPE))); } else if (401 == statusCode || 0 == statusCode) { resultCallback.onFailure(new DispatchError("Authentication required.", statusCode)); } else if (403 == statusCode) { resultCallback.onFailure(new DispatchError("Authentication required.", statusCode)); } else if (307 == statusCode) { String location = response.getHeader("Location"); Log.error("Redirect '" + location + "'. Could not execute " + operation.toString()); redirect(location); } else if (503 == statusCode) { resultCallback.onFailure(new DispatchError( "Service temporarily unavailable. Is the server still booting?", statusCode)); } else { StringBuilder sb = new StringBuilder(); sb.append("Unexpected HTTP response").append(": ").append(statusCode); sb.append("\n\n"); sb.append("Request\n"); sb.append(operation.toString()); sb.append("\n\nResponse\n\n"); sb.append(response.getStatusText()).append("\n"); String payload = response.getText().equals("") ? "No details" : ModelNode.fromBase64(response.getText()).toString(); sb.append(payload); resultCallback.onFailure(new DispatchError(sb.toString(), statusCode)); } trace(Type.END, id, operation); } @Override public void onError(Request request, Throwable e) { trace(Type.RECEIVE, id, operation); resultCallback.onFailure(e); trace(Type.END, id, operation); } }; requestBuilder.setCallback(requestCallback); request = requestBuilder.send(); trace(Type.SEND, id, operation); } catch (Throwable e) { resultCallback.onFailure(e); } return request; }
From source file:org.jboss.errai.ui.shared.ServerTemplateProvider.java
License:Apache License
@Override public void provideTemplate(final String url, final TemplateRenderingCallback renderingCallback) { final RequestBuilder request = new RequestBuilder(RequestBuilder.GET, url); request.setCallback(new RequestCallback() { @Override/*from ww w . j av a2 s . c o m*/ public void onResponseReceived(Request request, Response response) { if (response.getStatusCode() == Response.SC_OK) { renderingCallback.renderTemplate(response.getText()); } else { throw new RuntimeException("Failed to retrieve template from server at " + url + " (status code: " + response.getStatusCode() + ")"); } } @Override public void onError(Request request, Throwable exception) { throw new RuntimeException("Failed to retrieve template from server at " + url, exception); } }); try { request.send(); } catch (RequestException e) { throw new RuntimeException("Failed to retrieve template from server at" + request.getUrl(), e); } }
From source file:org.jboss.hal.dmr.dispatch.impl.DMRHandler.java
License:Open Source License
private Request executeRequest(final AsyncCallback<DMRResponse> resultCallback, final ModelNode operation) { if (idCounter == Long.MAX_VALUE) { idCounter = 0;/*from w w w. j av a 2 s .c o m*/ } Request request = null; try { final String id = String.valueOf(idCounter++); trace(Type.BEGIN, id, operation); final RequestBuilder requestBuilder = chooseRequestBuilder(operation); trace(Type.SERIALIZED, id, operation); final RequestCallback requestCallback = new RequestCallback() { @Override public void onResponseReceived(Request request, Response response) { trace(Type.RECEIVE, id, operation); int statusCode = response.getStatusCode(); if (200 == statusCode) { resultCallback.onSuccess(new DMRResponse(requestBuilder.getHTTPMethod(), response.getText(), response.getHeader(HEADER_CONTENT_TYPE))); } else if (401 == statusCode || 0 == statusCode) { resultCallback.onFailure(new DispatchError("Authentication required.", statusCode)); } else if (403 == statusCode) { resultCallback.onFailure(new DispatchError("Authentication required.", statusCode)); } else if (307 == statusCode) { String location = response.getHeader("Location"); Log.error("Redirect '" + location + "'. Could not execute " + operation.toString()); redirect(location); } else if (503 == statusCode) { resultCallback.onFailure(new DispatchError( "Service temporarily unavailable. Is the server is still booting?", statusCode)); } else { StringBuilder sb = new StringBuilder(); sb.append("Unexpected HTTP response").append(": ").append(statusCode); sb.append("\n\n"); sb.append("Request\n"); sb.append(operation.toString()); sb.append("\n\nResponse\n\n"); sb.append(response.getStatusText()).append("\n"); String payload = response.getText().equals("") ? "No details" : ModelNode.fromBase64(response.getText()).toString(); sb.append(payload); resultCallback.onFailure(new DispatchError(sb.toString(), statusCode)); } trace(Type.END, id, operation); } @Override public void onError(Request request, Throwable e) { trace(Type.RECEIVE, id, operation); resultCallback.onFailure(e); trace(Type.END, id, operation); } }; requestBuilder.setCallback(requestCallback); request = requestBuilder.send(); trace(Type.SEND, id, operation); } catch (RequestException e) { resultCallback.onFailure(e); } return request; }
From source file:org.jboss.uberfire.dmr.poc.client.local.dmr.DMRRequest.java
License:Open Source License
public static void sendRequest(ModelNode requestData, DMRCallback callback) { System.out.println("***** Sending DMR Request **********"); System.out.println(requestData.toString()); System.out.println("************************************"); RequestBuilder request = makeRequest(requestData); request.setCallback(callback); try {/*from w w w .ja va 2 s .com*/ request.send(); } catch (RequestException e) { throw new RuntimeException(e); } }
From source file:org.jbpm.workbench.cm.client.navbar.LogoWidgetView.java
License:Apache License
@PostConstruct public void init() { final RequestBuilder rb = new RequestBuilder(RequestBuilder.GET, "banner/banner.html"); rb.setCallback(new RequestCallback() { @Override//from www .ja va 2 s . c o m public void onResponseReceived(final Request request, final Response response) { final HTMLPanel html = new HTMLPanel(response.getText()); container.setWidget(html); } @Override public void onError(final Request request, final Throwable exception) { container.setWidget(new Label(translationService.format(ShowcaseConstants.LOGO_BANNER_ERROR))); } }); try { rb.send(); } catch (RequestException re) { container.setWidget(new Label(translationService.format(ShowcaseConstants.LOGO_BANNER_ERROR))); } initWidget(container); }
From source file:org.kie.workbench.common.screens.server.management.client.widget.card.footer.FooterPresenter.java
License:Apache License
RequestBuilder makeRequest(final String url, final Command onSuccess, final Command onError) { final RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, url); final String none = "none"; builder.setUser(none);//from ww w .j a v a2s.co m builder.setPassword(none); builder.setCallback(makeCallback(onSuccess, onError)); builder.setHeader("Accept", "*/*"); return builder; }
From source file:org.mindinformatics.gwt.domeo.plugins.resource.pmcimages.service.impl.JsonPmcImagesConnector.java
License:Apache License
@Override public void retrievePmcImagesData(final IPmcImagesRequestCompleted completionCallback, String pmid, String pmcid, String doi) throws IllegalArgumentException { if (_application.isHostedMode()) { String response = "[{\"uysie:hasCaption\": \"Representative self-terminating radical reactions.\"," + "\"uysie:hasFullText\": \"Most organic radical reactions occur through a cascade of two or more individual steps [1,2]. Knowledge of the nature and rates of these steps in other words, the mechanism of the reaction is of fundamental interest and is also important in synthetic planning. In synthesis, both the generation of the initial radical of the cascade and the removal of the final radical are crucial events [3]. Many useful radical reactions occur through chains that provide a naturally coupled regulation of radical generation and removal. Among the non-chain methods, generation and removal of radicals by oxidation and reduction are important, as is the\"," + "\"uysie:hasFileName\": \"nihms28314f1\"," + "\"uysie:hasTitle\": \"Do alpha-acyloxy and alpha-alkoxycarbonyloxy radicals fragment to form acyl and alkoxycarbonyl radicals?\"}]"; @SuppressWarnings("unchecked") JsArray<JsPmcImage> responseOnSets = (JsArray<JsPmcImage>) parseJson(response); HashMap<String, JsPmcImage> images = new HashMap<String, JsPmcImage>(); for (int i = 0; i < responseOnSets.length(); i++) { images.put(responseOnSets.get(i).getName(), responseOnSets.get(i)); }/*from w w w.j a va 2 s.c o m*/ completionCallback.returnPmcImagesData(images); return; } String requestUrl = ApplicationUtils.getUrlBase(GWT.getModuleBaseURL()) + "yaleImageFinder/retrievePmcImagesData?format=json"; try { RequestBuilder builder = new RequestBuilder(RequestBuilder.POST, requestUrl); builder.setHeader("Content-Type", "application/json"); JSONObject request = new JSONObject(); if (pmid != null) request.put("pmid", new JSONString(pmid)); if (pmcid != null) request.put("pmcid", new JSONString(pmcid)); if (doi != null) request.put("doi", new JSONString(doi)); JSONArray messages = new JSONArray(); messages.set(0, request); builder.setTimeoutMillis(20000); builder.setRequestData(messages.toString()); builder.setCallback(new RequestCallback() { public void onError(Request request, Throwable exception) { if (exception instanceof RequestTimeoutException) { _application.getLogger().exception(this, "Couldn't load images metadata (timeout) " + exception.getMessage()); completionCallback.pmcImagesDataNotFound(); // ((ProgressMessagePanel)((DialogGlassPanel)_application.getDialogPanel()).getPanel()).addErrorMessage("Could not load images metadata (timeout)"); // handler.bibliographySetListNotCreated("Could not load existing bibliography (timeout)"); } else { _application.getLogger().exception(this, "Couldn't load images metadata"); completionCallback.pmcImagesDataNotFound(); // ((ProgressMessagePanel)((DialogGlassPanel)_application.getDialogPanel()).getPanel()).addErrorMessage("Could not load existing bibliography (onError)"); // handler.bibliographySetListNotCreated("Could not load existing bibliography (onError)"); } } public void onResponseReceived(Request request, Response response) { if (200 == response.getStatusCode()) { try { _application.getLogger().debug(this, response.getText()); @SuppressWarnings("unchecked") JsArray<JsPmcImage> responseOnSets = (JsArray<JsPmcImage>) parseJson( response.getText()); HashMap<String, JsPmcImage> images = new HashMap<String, JsPmcImage>(); for (int i = 0; i < responseOnSets.length(); i++) { images.put(responseOnSets.get(i).getName(), responseOnSets.get(i)); } completionCallback.returnPmcImagesData(images); } catch (Exception e) { _application.getLogger().exception(this, "Could not parse images metadata " + e.getMessage()); completionCallback.pmcImagesDataNotFound(); // ((ProgressMessagePanel)((DialogGlassPanel)_application.getDialogPanel()).getPanel()).addErrorMessage("Could not parse existing bibliography " + e.getMessage()); // handler.bibliographySetListNotCreated("Could not parse existing bibliography " + e.getMessage() + " - "+ response.getText()); } } else if (503 == response.getStatusCode()) { _application.getLogger().exception(this, "Existing bibliography by url 503: " + response.getText()); completionCallback.pmcImagesDataNotFound(); // ((ProgressMessagePanel)((DialogGlassPanel)_application.getDialogPanel()).getPanel()).addErrorMessage("Could not retrieve existing bibliography " + response.getStatusCode()); // handler.bibliographySetListNotCreated("Could not retrieve existing bibliography " + response.getStatusCode() + " - "+ response.getText()); //completionCallback.textMiningNotCompleted(response.getText()); } else { _application.getLogger().exception(this, "Load images metadata " + response.getStatusCode() + ": " + response.getText()); // ((ProgressMessagePanel)((DialogGlassPanel)_application.getDialogPanel()).getPanel()).addErrorMessage("Could not retrieve existing bibliography " + response.getStatusCode()); // handler.bibliographySetListNotCreated("Could not retrieve existing bibliography " + response.getStatusCode() + " - "+ response.getText()); //handler.setExistingBibliographySetList(new JsArray(), true); //completionCallback.textMiningNotCompleted(response.getText()); completionCallback.pmcImagesDataNotFound(); } } }); builder.send(); } catch (RequestException e) { _application.getLogger().exception(this, "Couldn't save annotation"); completionCallback.pmcImagesDataNotFound(); } }
From source file:org.opencms.ugc.client.CmsRpcCallHelper.java
License:Open Source License
/** * Executes the RPC call.<p>/*w ww . ja va 2 s . c om*/ * * @param requestBuilder the request builder returned by the service interface */ @SuppressWarnings("synthetic-access") public void executeRpc(RequestBuilder requestBuilder) { final RequestCallback callback = requestBuilder.getCallback(); RequestCallback callbackWrapper = new RequestCallback() { public void onError(com.google.gwt.http.client.Request request, Throwable exception) { m_requestCounter.decrement(); callback.onError(request, exception); } public void onResponseReceived(com.google.gwt.http.client.Request request, com.google.gwt.http.client.Response response) { m_requestCounter.decrement(); callback.onResponseReceived(request, response); } }; requestBuilder.setCallback(callbackWrapper); m_requestCounter.increment(); try { requestBuilder.send(); } catch (Exception e) { m_requestCounter.decrement(); } }
From source file:org.openmoney.omlets.mobile.client.utils.RestRequest.java
License:Open Source License
/** * Sends a request using the given callback to notify the results. * This method does not uses authentication, to perform authenticated * requests see {@link #sendAuthenticated(AsyncCallback)} *//*from w ww. j a va 2 s . co m*/ public Request send(AsyncCallback<T> callback) { // Start loading progress OmletsMobile.get().getMainLayout().startLoading(); String url = ""; // Append parameters as GET if (httpMethod == RequestBuilder.GET) { url = Configuration.get().getServiceUrl(this.path, parameters); } else { url = Configuration.get().getServiceUrl(this.path); } ErrorHandler.debug("RestRequest:" + httpMethod + ",url:" + url); RequestBuilder request = new RequestBuilder(httpMethod, url); request.setTimeoutMillis(40 * 1000); // 40 seconds request.setHeader("Accept", "application/json"); request.setHeader("Cache-Control", "no-cache, no-store, must-revalidate"); if (httpMethod == RequestBuilder.POST) { request.setHeader("Content-Type", "application/json"); // Send post body parameters if (parameters != null) { String json = parameters.toJSON(); request.setRequestData(json); } else { // Send post without data request.setRequestData(""); } } // Send a JSON post object if (postObject != null) { request.setHeader("Content-Type", "application/json"); request.setRequestData(new JSONObject(postObject).toString()); } if (username != null && !username.isEmpty()) { request.setHeader("Authorization", "Basic " + Base64.encode(username + ":" + password)); } request.setCallback(new RequestCallbackAdapter(callback)); try { // Send request return request.send(); } catch (RequestException e) { callback.onFailure(e); // Stop loading progress OmletsMobile.get().getMainLayout().stopLoading(); // Returns an emulated request, which does nothing return new Request() { @Override public void cancel() { } @Override public boolean isPending() { return false; } }; } }
From source file:org.openremote.web.console.service.JSONControllerConnector.java
License:Open Source License
private void doJsonRequest(String url, String username, String password, JSONControllerCallback callback, Integer timeout) {/* w ww .j ava 2 s .c om*/ RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, url); Request request = null; // Add accept header builder.setHeader("Accept", "application/json"); if (username != null && username.length() > 0) { if (password == null) password = ""; // Add authentication header String authStr = username + ":" + password; String authEnc = "Basic " + BrowserUtils.base64Encode(authStr); builder.setHeader("Authorization", authEnc); } builder.setCallback(callback); if (timeout != null) { builder.setTimeoutMillis(timeout); } try { request = builder.send(); } catch (RequestException e) { callback.onError(request, e); } }