Examples with Storage com.codename1.io.Storage used on opensource projects

Example 6 with Storage

use of com.codename1.io.Storage in project CodenameOne by codenameone.

the class CloudStorage method deleteCloudFile.

/**
 * Deletes a file from the cloud storage
 *
 * @param fileId the file id to delete
 * @return true if the operation was successful
 * @deprecated this API is currently deprecated due to Googles cloud storage deprection
 */
public boolean deleteCloudFile(String fileId) {
    if (CloudPersona.getCurrentPersona().getToken() == null) {
        CloudPersona.createAnonymous();
    }
    ConnectionRequest req = new ConnectionRequest();
    req.setPost(false);
    req.setFailSilently(true);
    req.setUrl(SERVER_URL + "/fileStoreDelete");
    req.addArgument("i", fileId);
    req.addArgument("t", CloudPersona.getCurrentPersona().getToken());
    NetworkManager.getInstance().addToQueueAndWait(req);
    if (req.getResponseCode() == 200) {
        return new String(req.getResponseData()).equals("OK");
    }
    return false;
}

Example 7 with Storage

use of com.codename1.io.Storage in project CodenameOne by codenameone.

the class TestUtils method screenshotTest.

/**
 * The screenshot test takes a screenshot of the screen and compares it to
 * a prior screenshot, if both are 100% identical the test passes. If not
 * the test fails.<br>
 * If this is the first time the test is run then the screenshot is taken
 * and saved under the given name in the devices storage. The test passes
 * for this case but a warning is printed to the console. The name will have
 * .png appended to it so it will be identified.<br>
 * This test will only work on devices that support the ImageIO API with PNG
 * file format.
 *
 * @param screenshotName the name to use for the storage, must be unique!
 * @return true if the screenshots are identical or no prior screenshot exists
 * or if the test can't be run on this device. False if a screenshot exists and
 * it isn't 100% identical.
 */
public static boolean screenshotTest(String screenshotName) {
    if (verbose) {
        log("screenshotTest(" + screenshotName + ")");
    }
    try {
        ImageIO io = ImageIO.getImageIO();
        if (io == null || !io.isFormatSupported(ImageIO.FORMAT_PNG)) {
            log("screenshot test skipped due to no image IO support for PNG format");
            return true;
        }
        Image mute = Image.createImage(Display.getInstance().getDisplayWidth(), Display.getInstance().getDisplayHeight());
        Display.getInstance().getCurrent().paint(mute.getGraphics());
        screenshotName = screenshotName + ".png";
        if (Storage.getInstance().exists(screenshotName)) {
            int[] rgba = mute.getRGBCached();
            Image orig = Image.createImage(Storage.getInstance().createInputStream(screenshotName));
            int[] origRgba = orig.getRGBCached();
            orig = null;
            for (int iter = 0; iter < rgba.length; iter++) {
                if (rgba[iter] != origRgba[iter]) {
                    log("screenshots do not match at offset " + iter + " saving additional image under " + screenshotName + ".fail");
                    io.save(mute, Storage.getInstance().createOutputStream(screenshotName + ".fail"), ImageIO.FORMAT_PNG, 1);
                    return false;
                }
            }
        } else {
            io.save(mute, Storage.getInstance().createOutputStream(screenshotName), ImageIO.FORMAT_PNG, 1);
        }
        return true;
    } catch (IOException err) {
        log(err);
        return false;
    }
}

Example 8 with Storage

use of com.codename1.io.Storage in project CodenameOne by codenameone.

the class CodenameOneImplementation method downloadImageToFileSystem.

/**
 * Downloads an image to file system. This will *not* first check to see if the file exists already.
 * It will download and overwrite any existing image at the provided location.
 *
 * <p>Some platforms may override this method to use platform-level caching.  E.g. Javascript will use
 * the browser cache for downloading the image.</p>
 *
 * @param url The URL of the image to download.
 * @param fileName The storage key to be used to store the image.
 * @param onSuccess Callback on success.  Will be executed on EDT.
 * @param onFail Callback on failure.  Will be executed on EDT.
 */
public void downloadImageToFileSystem(String url, String fileName, SuccessCallback<Image> onSuccess, FailureCallback<Image> onFail) {
    ConnectionRequest cr = new ConnectionRequest();
    cr.setPost(false);
    cr.setFailSilently(true);
    cr.setReadResponseForErrors(false);
    cr.setDuplicateSupported(true);
    cr.setUrl(url);
    cr.downloadImageToFileSystem(fileName, onSuccess, onFail);
}

Example 9 with Storage

use of com.codename1.io.Storage in project CodenameOne by codenameone.

the class CodenameOneImplementation method downloadImageToStorage.

/**
 * Downloads an image to storage. This will *not* first check to see if the image is located in storage
 * already.  It will download and overwrite any existing image at the provided location.
 *
 * <p>Some platforms may override this method to use platform-level caching.  E.g. Javascript will use
 * the browser cache for downloading the image.</p>
 *
 * @param url The URL of the image to download.
 * @param fileName The storage key to be used to store the image.
 * @param onSuccess Callback on success.  Will be executed on EDT.
 * @param onFail Callback on failure.  Will be executed on EDT.
 */
public void downloadImageToStorage(String url, String fileName, SuccessCallback<Image> onSuccess, FailureCallback<Image> onFail) {
    ConnectionRequest cr = new ConnectionRequest();
    cr.setPost(false);
    cr.setFailSilently(true);
    cr.setReadResponseForErrors(false);
    cr.setDuplicateSupported(true);
    cr.setUrl(url);
    cr.downloadImageToStorage(fileName, onSuccess, onFail);
}

Example 10 with Storage

use of com.codename1.io.Storage in project CodenameOne by codenameone.

the class ConnectionRequest method downloadImage.

private void downloadImage(final SuccessCallback<Image> onSuccess, final FailureCallback<Image> onFail, boolean useCache) {
    setReadResponseForErrors(false);
    if (useCache) {
        Display.getInstance().scheduleBackgroundTask(new Runnable() {

            public void run() {
                if (getDestinationFile() != null) {
                    String file = getDestinationFile();
                    FileSystemStorage fs = FileSystemStorage.getInstance();
                    if (fs.exists(file)) {
                        try {
                            EncodedImage img = EncodedImage.create(fs.openInputStream(file), (int) fs.getLength(file));
                            if (img == null) {
                                throw new IOException("Failed to load image at " + file);
                            }
                            CallbackDispatcher.dispatchSuccess(onSuccess, img);
                        } catch (Exception ex) {
                            CallbackDispatcher.dispatchError(onFail, ex);
                        }
                    } else {
                        downloadImage(onSuccess, onFail, false);
                    }
                } else if (getDestinationStorage() != null) {
                    String file = getDestinationStorage();
                    Storage fs = Storage.getInstance();
                    if (fs.exists(file)) {
                        try {
                            EncodedImage img = EncodedImage.create(fs.createInputStream(file), fs.entrySize(file));
                            if (img == null) {
                                throw new IOException("Failed to load image at " + file);
                            }
                            CallbackDispatcher.dispatchSuccess(onSuccess, img);
                        } catch (Exception ex) {
                            CallbackDispatcher.dispatchError(onFail, ex);
                        }
                    } else {
                        downloadImage(onSuccess, onFail, false);
                    }
                }
            }
        });
    } else {
        final ActionListener onDownload = new ActionListener<NetworkEvent>() {

            public void actionPerformed(NetworkEvent nevt) {
                int rc = nevt.getResponseCode();
                if (rc == 200 || rc == 201) {
                    downloadImage(onSuccess, onFail, true);
                } else {
                    if (nevt.getError() == null) {
                        nevt.setError(new IOException("Failed to get image:  Code was " + nevt.getResponseCode()));
                    }
                    CallbackDispatcher.dispatchError(onFail, nevt.getError());
                }
                removeResponseListener(this);
            }
        };
        addResponseListener(onDownload);
        NetworkManager.getInstance().addToQueue(this);
    }
}