Example usage for java.lang.ref WeakReference WeakReference

Introduction

In this page you can find the example usage for java.lang.ref WeakReference WeakReference.

Prototype

public WeakReference(T referent)

Source Link

Document

Creates a new weak reference that refers to the given object.

Usage

From source file:com.fatelon.partyphotobooth.kiosk.KioskActivity.java

/**
 * Sets a handler for the key event./*from  ww  w  .  j ava2s .  c  om*/
 *
 * @param handler the handler for the key event. Pass null to clear. The reference is weakly
 *                held, so the client is responsible for holding onto a strong reference to prevent
 *                the handler from being garbage collected.
 */
public void setKeyEventHandler(KeyEventHandler handler) {
    mKeyEventHandler = new WeakReference<KeyEventHandler>(handler);
}

From source file:org.taverna.server.master.TavernaServer.java

@Override
@CallCounted//from  w  w w. j av  a  2 s . c o  m
@PerfLogged
@RolesAllowed({ USER, SELF })
public TavernaServerRunREST getRunResource(String runName, UriInfo ui) throws UnknownRunException {
    jaxrsUriInfo.set(new WeakReference<>(ui));
    RunREST rr = makeRunInterface();
    rr.setRun(support.getRun(runName));
    rr.setRunName(runName);
    return rr;
}

From source file:com.digium.respokesdk.RespokeCall.java

/**
 *  Answer the call and start the process of obtaining media. This method is called automatically on the caller's
 *  side. This method must be called on the callee's side to indicate that the endpoint does wish to accept the
 *  call. //from  w  ww .  j a va 2 s .c  o m
 *
 *  @param context      An application context with which to access shared resources
 *  @param newListener  A listener to receive notifications of call-related events
 */
public void answer(final Context context, Listener newListener) {
    if (!caller) {
        listenerReference = new WeakReference<Listener>(newListener);

        getTurnServerCredentials(new Respoke.TaskCompletionListener() {
            @Override
            public void onSuccess() {
                initializePeerConnection(context);
                addLocalStreams(context);
                processRemoteSDP();
            }

            @Override
            public void onError(String errorMessage) {
                postErrorToListener(errorMessage);
            }
        });
    }
}

From source file:facebook.FacebookModule.java

protected void executeAuthorize(final Activity activity) {
    loginContext = new WeakReference<Context>(activity);
    final TiActivitySupport activitySupport = (TiActivitySupport) activity;
    int activityCode;
    if (forceDialogAuth) {
        // Single sign-on support
        activityCode = Facebook.FORCE_DIALOG_AUTH;
    } else {//from w  ww.  j  ava2  s . co m
        activityCode = activitySupport.getUniqueResultCode();
    }
    final TiActivityResultHandler resultHandler = new TiActivityResultHandler() {
        @Override
        public void onResult(Activity activity, int requestCode, int resultCode, Intent data) {
            Log.d(TAG, "onResult from Facebook login attempt. resultCode: " + resultCode, Log.DEBUG_MODE);
            facebook.authorizeCallback(requestCode, resultCode, data);
        }

        @Override
        public void onError(Activity activity, int requestCode, Exception e) {
            Log.e(TAG, e.getLocalizedMessage(), e);
        }
    };

    if (TiApplication.isUIThread()) {
        facebook.authorize(activity, activitySupport, permissions, activityCode, new LoginDialogListener(),
                resultHandler);
    } else {
        final int code = activityCode;
        TiMessenger.postOnMain(new Runnable() {
            @Override
            public void run() {
                facebook.authorize(activity, activitySupport, permissions, code, new LoginDialogListener(),
                        resultHandler);
            }
        });
    }
}

From source file:com.baidu.asynchttpclient.AsyncHttpClient.java

/**
 * Perform a HTTP GET request and track the Android Context which initiated the request.
 * //from  w  w  w .j  a v  a 2s  .  c  om
 * @param context the Android Context which initiated the request.
 * @param url the URL to send the request to.
 * @param params additional GET parameters to send with the request.
 * @param responseHandler the response handler instance that should handle the response.
 */
public WeakReference<Future<?>> get(Context context, String url, RequestParams params,
        AsyncHttpResponseHandler responseHandler) {
    return new WeakReference<Future<?>>(sendRequest(httpClient, httpContext,
            new HttpGet(getUrlWithQueryString(url, params)), null, responseHandler, context));
}

From source file:net.minecraftforge.fml.common.FMLCommonHandler.java

public void handleWorldDataLoad(SaveHandler handler, WorldInfo worldInfo, NBTTagCompound tagCompound) {
    if (getEffectiveSide() != Side.SERVER) {
        return;//  w ww. j av a2s. c om
    }
    if (handlerSet.contains(handler)) {
        return;
    }
    handlerSet.add(handler);
    handlerToCheck = new WeakReference<SaveHandler>(handler); // for confirmBackupLevelDatUse
    Map<String, NBTBase> additionalProperties = Maps.newHashMap();
    worldInfo.setAdditionalProperties(additionalProperties);
    for (ModContainer mc : Loader.instance().getModList()) {
        if (mc instanceof InjectedModContainer) {
            WorldAccessContainer wac = ((InjectedModContainer) mc).getWrappedWorldAccessContainer();
            if (wac != null) {
                wac.readData(handler, worldInfo, additionalProperties,
                        tagCompound.getCompoundTag(mc.getModId()));
            }
        }
    }
}

From source file:com.bekwam.resignator.JarsignerConfigController.java

public void setParent(ResignatorAppMainViewController parent) {

    ///*from  ww w.ja va  2  s . c o  m*/
    // Only setting parentRef if needed
    //

    if (this.parentRef == null || this.parentRef.get() != parent) {
        this.parentRef = new WeakReference<>(parent);
    }
}

From source file:net.sf.maltcms.chromaui.charts.overlay.Peak1DOverlay.java

/**
 *
 * @return/* w  ww  .ja v a2s  . c  o m*/
 */
@Override
public Node createNodeDelegate() {
    Logger.getLogger(getClass().getName()).fine("Creating node delegate");
    Node node = null;
    if (nodeReference == null) {
        node = Charts.overlayNode(this, Children.create(new Peak1DOverlayChildFactory(this), true),
                getLookup());
        nodeReference = new WeakReference<>(node);
    } else {
        node = nodeReference.get();
        if (node == null) {
            node = Charts.overlayNode(this, Children.create(new Peak1DOverlayChildFactory(this), true),
                    getLookup());
            nodeReference = new WeakReference<>(node);
        }
    }
    return node;
}

From source file:net.sourceforge.processdash.ev.ui.EVReport.java

private void getEVModel() throws TinyCGIException {
    taskListName = settings.getTaskListName();
    if (taskListName == null)
        throw new TinyCGIException(400, "schedule name missing");
    else if (FAKE_MODEL_NAME.equals(taskListName)) {
        evModel = null;/*from  w w  w . j  ava2  s .c o  m*/
        return;
    }

    long now = System.currentTimeMillis();

    synchronized (EVReport.class) {
        if (drawingChart && (now - lastRecalcTime < MAX_DELAY) && taskListName.equals(lastTaskListName)) {
            evModel = lastEVModel.get();
            if (evModel != null)
                return;
        }
    }

    evModel = EVTaskList.openExisting(taskListName, getDataRepository(), getPSPProperties(), getObjectCache(),
            false); // change notification not required
    if (evModel == null)
        throw new TinyCGIException(404, "Not Found", "No such task/schedule");

    EVDependencyCalculator depCalc = new EVDependencyCalculator(getDataRepository(), getPSPProperties(),
            getObjectCache());
    evModel.setDependencyCalculator(depCalc);
    evModel.setTaskLabeler(new DefaultTaskLabeler(getDashboardContext()));

    if (settings.getBool(CUSTOMIZE_HIDE_BASELINE))
        evModel.disableBaselineData();

    evModel.recalc();

    synchronized (EVReport.class) {
        lastTaskListName = taskListName;
        lastRecalcTime = now;
        lastEVModel = new WeakReference<EVTaskList>(evModel);
    }
}

From source file:com.playonlinux.framework.SetupWizard.java

@Override
public void registerComponent(SetupWizardComponent setupWizardComponent) {
    components.add(new WeakReference<>(setupWizardComponent));
}