com.google.gwt.storage.client.Storage Java Examples

public JsKeyValueStorage(String prefix, Storage storage) {
    this.storage = storage;
    this.prefix = prefix;

    try {
        String index = storage.getItem("kv_" + prefix + "_index");
        if (index != null) {
            byte[] data = fromBase64(index);
            DataInput dataInput = new DataInput(data, 0, data.length);
            int count = dataInput.readInt();
            for (int i = 0; i < count; i++) {
                items.add(dataInput.readLong());
            }
        }
    } catch (Exception e) {
        Log.e(TAG, e);
    }
}
 

public JsListStorage(String prefix, Storage storage) {
    this.storage = storage;
    this.prefix = prefix;

    String indexData = storage.getItem("list_" + prefix + "_index");
    if (indexData != null) {
        try {
            byte[] data = fromBase64(indexData);
            DataInput dataInput = new DataInput(data, 0, data.length);
            int count = dataInput.readInt();
            for (int i = 0; i < count; i++) {
                long id = dataInput.readLong();
                long order = dataInput.readLong();
                index.add(new Index(id, order));
            }
        } catch (Exception e) {
            Log.e(TAG, e);
        }
    }

    updateIndex();
}
 

boolean getOptionFromStorage(String key, boolean val) {
    Storage stor = Storage.getLocalStorageIfSupported();
    if (stor == null)
        return val;
    String s = stor.getItem(key);
    if (s == null)
        return val;
    return s == "true";
}
 

void saveShortcuts() {
    Storage stor = Storage.getLocalStorageIfSupported();
    if (stor == null)
        return;
    String str = "1";
    int i;
    // format: version;code1=ClassName;code2=ClassName;etc
    for (i = 0; i != shortcuts.length; i++) {
        String sh = shortcuts[i];
        if (sh == null)
    		continue;
        str += ";" + i + "=" + sh;
    }
    stor.setItem("shortcuts", str);
}
 

Index(final String prefix, final BeanFactory beanFactory) {
    this.prefix = prefix;
    this.beanFactory = beanFactory;
    this.localStorage = Storage.getLocalStorageIfSupported();
    this.idCounter = 0;

    load();
    Storage.addStorageEventHandler(this);
}
 

@Override
public String get(String key) {
  Storage storage = Storage.getLocalStorageIfSupported();
  if (storage != null) {
    return storage.getItem(myPrefix + "." + key);
  }
  return null;
}
 

void writeRecoveryToStorage() {
console("write recovery");
   	Storage stor = Storage.getLocalStorageIfSupported();
   	if (stor == null)
   		return;
   	String s = dumpCircuit();
   	stor.setItem("circuitRecovery", s);
   }
 

/**
 * Returns the correct {@link TokenStore} implementation to use based on browser support for localStorage.
 */
// TODO(jasonhall): This will not result in CookieStoreImpl being compiled out
// for browsers that support localStorage, and vice versa? If not, this should
// be a deferred binding rule.
private static TokenStoreImpl getTokenStore() {
    return Storage.isLocalStorageSupported() ? new TokenStoreImpl() : new CookieStoreImpl();
}
 

public static void apply(DisplayDensity density) {
    if (Storage.isLocalStorageSupported()) {
        storage.setItem(STORAGE_ID, density.getCssName());
        Window.Location.reload();
    } else {
        GWT.log("localStorage API is not supported by your browser.");
    }
}
 

public static DisplayDensity get() {
    if (Storage.isLocalStorageSupported()) {
        Storage storage = Storage.getLocalStorageIfSupported();
        return DisplayDensity.fromStyleName(storage.getItem(STORAGE_ID));
    } else {
        return DisplayDensity.DEFAULT;
    }
}
 

public static String getUniqueId() {
    Storage storage = Storage.getLocalStorageIfSupported();
    String id = storage.getItem("tech_unique_id");
    if (id != null) {
        return id;
    }
    Random rnd = new Random();
    id = "";
    for (int i = 0; i < 128; i++) {
        id += ((char) ('a' + rnd.nextInt('z' - 'a')));
    }
    storage.setItem("tech_unique_id", id);
    return id;
}
 

public BootstrapServerStore() {
    factory = GWT.create(BeanFactory.class);
    storage = Storage.getLocalStorageIfSupported();
}
 

public JsPreferencesStorage(Storage storage) {
    this.storage = storage;
}
 

void readRecovery() {
Storage stor = Storage.getLocalStorageIfSupported();
if (stor == null)
	return;
recovery = stor.getItem("circuitRecovery");
   }
 

void readClipboardFromStorage() {
	Storage stor = Storage.getLocalStorageIfSupported();
	if (stor == null)
		return;
	clipboard = stor.getItem("circuitClipboard");
}
 

void writeClipboardToStorage() {
	Storage stor = Storage.getLocalStorageIfSupported();
	if (stor == null)
		return;
	stor.setItem("circuitClipboard", clipboard);
}
 

void setOptionInStorage(String key, boolean val) {
    Storage stor = Storage.getLocalStorageIfSupported();
    if (stor == null)
        return;
    stor.setItem(key,  val ? "true" : "false");
}