Example usage for com.google.gwt.http.client Request cancel

Introduction

In this page you can find the example usage for com.google.gwt.http.client Request cancel.

Prototype

public void cancel() 

Source Link

Document

Cancels a pending request.

Usage

From source file:com.badlogic.gdx.backends.gwt.GwtNet.java

License:Apache License

@Override
public void cancelHttpRequest(HttpRequest httpRequest) {
    HttpResponseListener httpResponseListener = listeners.get(httpRequest);
    Request request = requests.get(httpRequest);

    if (httpResponseListener != null && request != null) {
        request.cancel();
        httpResponseListener.cancelled();
        requests.remove(httpRequest);//from  w  ww.  j  av  a2 s .c o m
        listeners.remove(httpRequest);
    }
}

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From source file:io.reinert.requestor.RequestDispatcherImpl.java

License:Apache License

private HttpConnection getConnection(final com.google.gwt.http.client.Request gwtRequest) {
    return new HttpConnection() {
        public void cancel() {
            gwtRequest.cancel();
        }/*from  ww w  . j  a  v  a2 s .c o  m*/

        public boolean isPending() {
            return gwtRequest.isPending();
        }
    };
}

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From source file:org.jboss.bpm.console.client.common.AbstractRESTAction.java

License:Open Source License

public void execute(final Controller controller, final Object object) {
    final String url = getUrl(object);
    RequestBuilder builder = new RequestBuilder(getRequestMethod(), URL.encode(url));

    ConsoleLog.debug(getRequestMethod() + ": " + url);

    try {//from w w w .  j  av  a 2  s. c o m
        //controller.handleEvent( LoadingStatusAction.ON );
        if (getDataDriven(controller) != null) {
            getDataDriven(controller).setLoading(true);
        }

        final Request request = builder.sendRequest(null, new RequestCallback() {
            public void onError(Request request, Throwable exception) {
                // Couldn't connect to server (could be timeout, SOP violation, etc.)
                handleError(url, exception);
                controller.handleEvent(LoadingStatusAction.OFF);
            }

            public void onResponseReceived(Request request, Response response) {
                try {
                    if (response.getText().indexOf("HTTP 401") != -1) // HACK
                    {
                        appContext.getAuthentication().handleSessionTimeout();
                    } else if (200 == response.getStatusCode()) {
                        handleSuccessfulResponse(controller, object, response);
                    } else {
                        final String msg = response.getText().equals("") ? "Unknown error" : response.getText();
                        handleError(url, new RequestException("HTTP " + response.getStatusCode() + ": " + msg));
                    }
                } finally {
                    //controller.handleEvent( LoadingStatusAction.OFF );
                    if (getDataDriven(controller) != null) {
                        getDataDriven(controller).setLoading(false);
                    }
                }
            }
        });

        // Timer to handle pending request
        Timer t = new Timer() {

            public void run() {
                if (request.isPending()) {
                    request.cancel();
                    handleError(url, new IOException("Request timeout"));
                }

            }
        };
        t.schedule(20000);

    } catch (RequestException e) {
        // Couldn't connect to server
        handleError(url, e);
        //controller.handleEvent( LoadingStatusAction.OFF );

        if (getDataDriven(controller) != null) {
            getDataDriven(controller).setLoading(false);
        }
    }
}

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From source file:org.jboss.bpm.console.client.report.RenderReportAction.java

License:Open Source License

public void execute(final Controller controller, Object object) {
    final RenderDispatchEvent event = (RenderDispatchEvent) object;

    final String url = event.getDispatchUrl();
    RequestBuilder builder = new RequestBuilder(RequestBuilder.POST, url);

    ConsoleLog.debug(RequestBuilder.POST + ": " + url);
    final ReportLaunchPadView view = (ReportLaunchPadView) controller.getView(ReportLaunchPadView.ID);

    view.reset();/*www .j a va2  s . c om*/
    view.setLoading(true);

    try {
        controller.handleEvent(LoadingStatusAction.ON);
        //view.setLoading(true);

        String parameters = event.getParameters();
        final Request request = builder.sendRequest(parameters, new RequestCallback() {
            public void onError(Request request, Throwable exception) {
                // Couldn't connect to server (could be timeout, SOP violation, etc.)
                handleError(controller, url, exception);
                controller.handleEvent(LoadingStatusAction.OFF);
            }

            public void onResponseReceived(Request request, Response response) {
                try {
                    if (response.getText().indexOf("HTTP 401") != -1) // HACK
                    {
                        appContext.getAuthentication().handleSessionTimeout();
                    } else if (200 == response.getStatusCode()) {
                        // update view
                        view.displayReport(event.getTitle(), event.getDispatchUrl());
                    } else {
                        final String msg = response.getText().equals("") ? "Unknown error" : response.getText();
                        handleError(controller, url,
                                new RequestException("HTTP " + response.getStatusCode() + ": " + msg));
                    }
                } finally {
                    controller.handleEvent(LoadingStatusAction.OFF);
                    view.setLoading(false);
                }
            }
        });

        // Timer to handle pending request
        Timer t = new Timer() {

            public void run() {
                if (request.isPending()) {
                    request.cancel();
                    handleError(controller, url, new IOException("Request timeout"));
                }

            }
        };
        t.schedule(20000);

    } catch (Throwable e) {
        // Couldn't connect to server
        controller.handleEvent(LoadingStatusAction.OFF);
        handleError(controller, url, e);
        view.setLoading(false);
    }
}

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From source file:org.ow2.proactive_grid_cloud_portal.scheduler.client.controller.OutputController.java

License:Open Source License

public void cancelCurrentRequests() {
    if (this.model.isLive()) {
        this.stopLiveOutput();
    } else {/*from   w w w. j  ava 2 s  .c o m*/
        for (Request req : this.taskOutputRequests.values()) {
            req.cancel();
        }
        this.taskOutputRequests.clear();
    }
}

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From source file:rpc.client.HTTPClient.java

License:Open Source License

@Override
public void cancel(ClientRequest<?> clientRequest) {
    Request request = pendingByClientRequest.get(clientRequest);

    if (request != null) {
        request.cancel();

        pendingByClientRequest.remove(clientRequest);
        pendingByRequest.remove(request);
    }//  ww  w  .  j av a  2  s .  c om
}

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