Examples with Response com.google.gwt.http.client.Response used on opensource projects

Example 56 with Response

use of com.google.gwt.http.client.Response in project data-access by pentaho.

the class WizardConnectionController method overwriteCheck.

@Bindable
public void overwriteCheck() {
    if (!saveConnectionConfirmationDialog.isHidden()) {
        closeSaveConnectionConfirmationDialog();
    }
    if (!renameConnectionConfirmationDialog.isHidden()) {
        closeRenameConnectionConfirmationDialog();
    }
    if (datasourceModel.isEditing() && previousConnectionName.equals(currentConnection.getName())) {
        // if editing and no name change, proceed.
        updateConnection();
    } else {
        String cacheBuster = String.valueOf(new java.util.Date().getTime());
        // either new connection, or editing involved a name change.
        RequestBuilder getConnectionBuilder = new RequestBuilder(RequestBuilder.GET, ConnectionController.getServiceURL("get", new String[][] { { "name", currentConnection.getName() }, { "ts", cacheBuster } }));
        getConnectionBuilder.setHeader("Content-Type", "application/json");
        try {
            AutoBean<IDatabaseConnection> bean = createIDatabaseConnectionBean(currentConnection);
            getConnectionBuilder.sendRequest(AutoBeanCodex.encode(bean).getPayload(), new RequestCallback() {

                public void onResponseReceived(Request request, Response response) {
                    switch(response.getStatusCode()) {
                        case Response.SC_OK:
                            showOverwriteConnectionConfirmationDialog();
                            break;
                        case Response.SC_NOT_FOUND:
                            saveConnection();
                            break;
                        default:
                            // TODO: error message
                            saveConnection();
                    }
                }

                public void onError(Request request, Throwable exception) {
                    displayErrorMessage(exception);
                }
            });
        } catch (Exception e) {
            displayErrorMessage(e);
        }
    }
}

Example 57 with Response

use of com.google.gwt.http.client.Response in project opentsdb by OpenTSDB.

the class QueryUi method asyncGetJson.

private void asyncGetJson(final String url, final GotJsonCallback callback) {
    final RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, url);
    try {
        builder.sendRequest(null, new RequestCallback() {

            public void onError(final Request request, final Throwable e) {
                displayError("Failed to get " + url + ": " + e.getMessage());
                // Since we don't call the callback we've been given, reset this
                // bit of state as we're not going to retry anything right now.
                pending_requests = 0;
            }

            public void onResponseReceived(final Request request, final Response response) {
                final int code = response.getStatusCode();
                if (code == Response.SC_OK) {
                    clearError();
                    callback.got(JSONParser.parse(response.getText()));
                    return;
                } else if (code >= Response.SC_BAD_REQUEST) {
                    // 400+ => Oops.
                    // Since we don't call the callback we've been given, reset this
                    // bit of state as we're not going to retry anything right now.
                    pending_requests = 0;
                    String err = response.getText();
                    // an error message.
                    if (!err.isEmpty() && err.charAt(0) == '{') {
                        final JSONValue json = JSONParser.parse(err);
                        final JSONObject result = json == null ? null : json.isObject();
                        final JSONValue jerr = result == null ? null : result.get("err");
                        final JSONString serr = jerr == null ? null : jerr.isString();
                        err = serr.stringValue();
                        // If the error message has multiple lines (which is common if
                        // it contains a stack trace), show only the first line and
                        // hide the rest in a panel users can expand.
                        final int newline = err.indexOf('\n', 1);
                        final String msg = "Request failed: " + response.getStatusText();
                        if (newline < 0) {
                            displayError(msg + ": " + err);
                        } else {
                            displayError(msg);
                            final DisclosurePanel dp = new DisclosurePanel(err.substring(0, newline));
                            // Attach the widget.
                            RootPanel.get("queryuimain").add(dp);
                            final InlineLabel content = new InlineLabel(err.substring(newline, err.length()));
                            // For readable stack traces.
                            content.addStyleName("fwf");
                            dp.setContent(content);
                            current_error.getElement().appendChild(dp.getElement());
                        }
                    } else {
                        displayError("Request failed while getting " + url + ": " + response.getStatusText());
                        // Since we don't call the callback we've been given, reset this
                        // bit of state as we're not going to retry anything right now.
                        pending_requests = 0;
                    }
                    graphstatus.setText("");
                }
            }
        });
    } catch (RequestException e) {
        displayError("Failed to get " + url + ": " + e.getMessage());
    }
}

Example 58 with Response

use of com.google.gwt.http.client.Response in project blogwt by billy1380.

the class BlogService method getRatings.

public Request getRatings(GetRatingsRequest input, AsyncSuccess<GetRatingsRequest, GetRatingsResponse> onSuccess, AsyncFailure<GetRatingsRequest> onFailure) {
    Request handle = null;
    try {
        handle = sendRequest(BlogMethodGetRatings, input, new RequestCallback() {

            @Override
            public void onResponseReceived(Request request, Response response) {
                try {
                    GetRatingsResponse outputParameter = new GetRatingsResponse();
                    parseResponse(response, outputParameter);
                    if (onSuccess != null) {
                        onSuccess.call(input, outputParameter);
                    }
                    onCallSuccess(BlogService.this, BlogMethodGetRatings, input, outputParameter);
                } catch (JSONException | HttpException exception) {
                    if (onFailure != null) {
                        onFailure.call(input, exception);
                    }
                    onCallFailure(BlogService.this, BlogMethodGetRatings, input, exception);
                }
            }

            @Override
            public void onError(Request request, Throwable exception) {
                if (onFailure != null) {
                    onFailure.call(input, exception);
                }
                onCallFailure(BlogService.this, BlogMethodGetRatings, input, exception);
            }
        });
        onCallStart(BlogService.this, BlogMethodGetRatings, input, handle);
    } catch (RequestException exception) {
        if (onFailure != null) {
            onFailure.call(input, exception);
        }
        onCallFailure(BlogService.this, BlogMethodGetRatings, input, exception);
    }
    return handle;
}

Example 59 with Response

use of com.google.gwt.http.client.Response in project blogwt by billy1380.

the class BlogService method getResources.

public Request getResources(GetResourcesRequest input, AsyncSuccess<GetResourcesRequest, GetResourcesResponse> onSuccess, AsyncFailure<GetResourcesRequest> onFailure) {
    Request handle = null;
    try {
        handle = sendRequest(BlogMethodGetResources, input, new RequestCallback() {

            @Override
            public void onResponseReceived(Request request, Response response) {
                try {
                    GetResourcesResponse outputParameter = new GetResourcesResponse();
                    parseResponse(response, outputParameter);
                    if (onSuccess != null) {
                        onSuccess.call(input, outputParameter);
                    }
                    onCallSuccess(BlogService.this, BlogMethodGetResources, input, outputParameter);
                } catch (JSONException | HttpException exception) {
                    if (onFailure != null) {
                        onFailure.call(input, exception);
                    }
                    onCallFailure(BlogService.this, BlogMethodGetResources, input, exception);
                }
            }

            @Override
            public void onError(Request request, Throwable exception) {
                if (onFailure != null) {
                    onFailure.call(input, exception);
                }
                onCallFailure(BlogService.this, BlogMethodGetResources, input, exception);
            }
        });
        onCallStart(BlogService.this, BlogMethodGetResources, input, handle);
    } catch (RequestException exception) {
        if (onFailure != null) {
            onFailure.call(input, exception);
        }
        onCallFailure(BlogService.this, BlogMethodGetResources, input, exception);
    }
    return handle;
}

Example 60 with Response

use of com.google.gwt.http.client.Response in project blogwt by billy1380.

the class BlogService method createPost.

public Request createPost(CreatePostRequest input, AsyncSuccess<CreatePostRequest, CreatePostResponse> onSuccess, AsyncFailure<CreatePostRequest> onFailure) {
    Request handle = null;
    try {
        handle = sendRequest(BlogMethodCreatePost, input, new RequestCallback() {

            @Override
            public void onResponseReceived(Request request, Response response) {
                try {
                    CreatePostResponse outputParameter = new CreatePostResponse();
                    parseResponse(response, outputParameter);
                    if (onSuccess != null) {
                        onSuccess.call(input, outputParameter);
                    }
                    onCallSuccess(BlogService.this, BlogMethodCreatePost, input, outputParameter);
                } catch (JSONException | HttpException exception) {
                    if (onFailure != null) {
                        onFailure.call(input, exception);
                    }
                    onCallFailure(BlogService.this, BlogMethodCreatePost, input, exception);
                }
            }

            @Override
            public void onError(Request request, Throwable exception) {
                if (onFailure != null) {
                    onFailure.call(input, exception);
                }
                onCallFailure(BlogService.this, BlogMethodCreatePost, input, exception);
            }
        });
        onCallStart(BlogService.this, BlogMethodCreatePost, input, handle);
    } catch (RequestException exception) {
        if (onFailure != null) {
            onFailure.call(input, exception);
        }
        onCallFailure(BlogService.this, BlogMethodCreatePost, input, exception);
    }
    return handle;
}