android.os.SystemClock Java Examples

@Override
public void onReceive(Context context, Intent intent) {
    final String action = intent.getAction();
    if (action.contains(ALARM_ALERT)) {
        // Hide the keyguard
        mActive = false;
        mAlarmingTimestamp = SystemClock.elapsedRealtime();
        requestInactive();
    } else if (action.contains(ALARM_DISMISS)
            || action.contains(ALARM_SNOOZE)
            || action.contains(ALARM_DONE)) {
        // Show the keyguard
        mActive = true;
        requestActive();
    } else if (mActive) {
        // Get mad
        Log.w(TAG, "Received an unknown intent=" + intent.getAction()
                + " re-enabling the switch.");
        // Show the keyguard
        mActive = true;
        requestActive();
    }
}
 

private void loadUrlFromOmniboxMatch(String url, int transition, int matchPosition, int type) {
    // loadUrl modifies AutocompleteController's state clearing the native
    // AutocompleteResults needed by onSuggestionsSelected. Therefore,
    // loadUrl should should be invoked last.
    Tab currentTab = getCurrentTab();
    String currentPageUrl = getCurrentTabUrl();
    WebContents webContents = currentTab != null ? currentTab.getWebContents() : null;
    long elapsedTimeSinceModified = mNewOmniboxEditSessionTimestamp > 0
            ? (SystemClock.elapsedRealtime() - mNewOmniboxEditSessionTimestamp) : -1;
    boolean shouldSkipNativeLog = mShowCachedZeroSuggestResults
            && (mDeferredOnSelection != null)
            && !mDeferredOnSelection.shouldLog();
    if (!shouldSkipNativeLog) {
        mAutocomplete.onSuggestionSelected(matchPosition, type, currentPageUrl,
                mUrlFocusedFromFakebox, elapsedTimeSinceModified,
                mUrlBar.getAutocompleteLength(),
                webContents);
    }
    loadUrl(url, transition);
}
 

public static Progress changeProgress(final Progress progress, long writeSize, long totalSize, final Action action) {
    progress.totalSize = totalSize;
    progress.currentSize += writeSize;
    progress.tempSize += writeSize;

    long currentTime = SystemClock.elapsedRealtime();
    boolean isNotify = (currentTime - progress.lastRefreshTime) >= DokitOkGo.REFRESH_TIME;
    if (isNotify || progress.currentSize == totalSize) {
        long diffTime = currentTime - progress.lastRefreshTime;
        if (diffTime == 0) diffTime = 1;
        progress.fraction = progress.currentSize * 1.0f / totalSize;
        progress.speed = progress.bufferSpeed(progress.tempSize * 1000 / diffTime);
        progress.lastRefreshTime = currentTime;
        progress.tempSize = 0;
        if (action != null) {
            action.call(progress);
        }
    }
    return progress;
}
 

@Override
public String toString() {
    StringBuffer buf = new StringBuffer();
    buf.append('[');
    for (int i = 0; i < mCount; i++) {
        final long next = i + 1 < mCount ? getTime(i + 1) : SystemClock.uptimeMillis();
        if (i != 0) {
            buf.append(", ");
        }
        buf.append(getLux(i));
        buf.append(" / ");
        buf.append(next - getTime(i));
        buf.append("ms");
    }
    buf.append(']');
    return buf.toString();
}
 

@Override
public void run() {
    long curTime = SystemClock.uptimeMillis();
    float progress = Math.min(1f, (float)(curTime - mStartTime) / mTransformAnimationDuration);
    float value = mInterpolator.getInterpolation(progress);

    mThumbFillPercent = mAlwaysFillThumb ? 1 : ((mFillPercent - mStartFillPercent) * value + mStartFillPercent);

    if(progress == 1f)
        stopAnimation();

    if(mRunning) {
        if(getHandler() != null)
            getHandler().postAtTime(this, SystemClock.uptimeMillis() + ViewUtil.FRAME_DURATION);
        else
            stopAnimation();
    }

    invalidate();
}
 

@Override
public void run() {
    while (!isStopRecord) {
        byte[] buffer = new byte[bufferSize];
        int readRecord = audioRecord.read(buffer, 0, bufferSize);
        if (readRecord > 0) {
            if (captureListener != null)
                captureListener.onCaptureListener(buffer,readRecord);
            if (isDebug) {
                Log.d(TAG, "音频采集数据源 -- ".concat(String.valueOf(readRecord)).concat(" -- bytes"));
            }
        } else {
            if (isDebug)
                Log.d(TAG, "录音采集异常");
        }
        //延迟写入 SystemClock  --  Android专用
        SystemClock.sleep(10);
    }
}
 

/**
 * Add the idle handler which will run deferred startup tasks in sequence when idle. This can
 * be called multiple times by different activities to schedule their own deferred startup
 * tasks.
 */
public void queueDeferredTasksOnIdleHandler() {
    mMaxTaskDuration = 0;
    mDeferredStartupDuration = 0;
    Looper.myQueue().addIdleHandler(new MessageQueue.IdleHandler() {
        @Override
        public boolean queueIdle() {
            Runnable currentTask = mDeferredTasks.poll();
            if (currentTask == null) {
                if (mDeferredStartupInitializedForApp) {
                    mDeferredStartupCompletedForApp = true;
                    recordDeferredStartupStats();
                }
                return false;
            }

            long startTime = SystemClock.uptimeMillis();
            currentTask.run();
            long timeTaken = SystemClock.uptimeMillis() - startTime;

            mMaxTaskDuration = Math.max(mMaxTaskDuration, timeTaken);
            mDeferredStartupDuration += timeTaken;
            return true;
        }
    });
}
 

/**
 * Start a fake drag of the pager.
 * <p>
 * <p>A fake drag can be useful if you want to synchronize the motion of the ViewPager
 * with the touch scrolling of another view, while still letting the ViewPager
 * control the snapping motion and fling behavior. (e.g. parallax-scrolling tabs.)
 * Call {@link #fakeDragBy(float)} to simulate the actual drag motion. Call
 * {@link #endFakeDrag()} to complete the fake drag and fling as necessary.
 * <p>
 * <p>During a fake drag the ViewPager will ignore all touch events. If a real drag
 * is already in progress, this method will return false.
 *
 * @return true if the fake drag began successfully, false if it could not be started.
 * @see #fakeDragBy(float)
 * @see #endFakeDrag()
 */
public boolean beginFakeDrag() {
    if (mIsBeingDragged) {
        return false;
    }
    mFakeDragging = true;
    setScrollState(SCROLL_STATE_DRAGGING);
    mInitialMotionY = mLastMotionY = 0;
    if (mVelocityTracker == null) {
        mVelocityTracker = VelocityTracker.obtain();
    } else {
        mVelocityTracker.clear();
    }
    final long time = SystemClock.uptimeMillis();
    final MotionEvent ev = MotionEvent.obtain(time, time, MotionEvent.ACTION_DOWN, 0, 0, 0);
    mVelocityTracker.addMovement(ev);
    ev.recycle();
    mFakeDragBeginTime = time;
    return true;
}
 

@Override
public void fetch(final OkHttpNetworkFetcher.OkHttpNetworkFetchState fetchState, final NetworkFetcher.Callback callback) {
  fetchState.submitTime = SystemClock.elapsedRealtime();
  final Uri uri = fetchState.getUri();
  Map<String, String> requestHeaders = null;
  if (fetchState.getContext().getImageRequest() instanceof ReactNetworkImageRequest) {
    ReactNetworkImageRequest networkImageRequest = (ReactNetworkImageRequest)
      fetchState.getContext().getImageRequest();
    requestHeaders = getHeaders(networkImageRequest.getHeaders());
  }
  if (requestHeaders == null) {
    requestHeaders = Collections.emptyMap();
  }
  final Request request = new Request.Builder()
    .cacheControl(new CacheControl.Builder().noStore().build())
    .url(uri.toString())
    .headers(Headers.of(requestHeaders))
    .get()
    .build();

  fetchWithRequest(fetchState, callback, request);
}
 

public boolean beginFakeDrag() {
    if (mIsBeingDragged) {
        return false;
    }
    mFakeDragging = true;
    setScrollState(SCROLL_STATE_DRAGGING);
    mInitialMotionX = mLastMotionX = 0;
    if (mVelocityTracker == null) {
        mVelocityTracker = VelocityTracker.obtain();
    } else {
        mVelocityTracker.clear();
    }
    final long time = SystemClock.uptimeMillis();
    final MotionEvent ev = MotionEvent.obtain(time, time, MotionEvent.ACTION_DOWN, 0, 0, 0);
    mVelocityTracker.addMovement(ev);
    ev.recycle();
    mFakeDragBeginTime = time;
    return true;
}
 

/**
 * Start a fake drag of the pager.
 *
 * <p>A fake drag can be useful if you want to synchronize the motion of the ViewPager
 * with the touch scrolling of another view, while still letting the ViewPager
 * control the snapping motion and fling behavior. (e.g. parallax-scrolling tabs.)
 * Call {@link #fakeDragBy(float)} to simulate the actual drag motion. Call
 * {@link #endFakeDrag()} to complete the fake drag and fling as necessary.
 *
 * <p>During a fake drag the ViewPager will ignore all touch events. If a real drag
 * is already in progress, this method will return false.
 *
 * @return true if the fake drag began successfully, false if it could not be started.
 *
 * @see #fakeDragBy(float)
 * @see #endFakeDrag()
 */
public boolean beginFakeDrag() {
    if (mIsBeingDragged) {
        return false;
    }
    mFakeDragging = true;
    setScrollState(SCROLL_STATE_DRAGGING);
    mInitialMotionX = mLastMotionX = 0;
    if (mVelocityTracker == null) {
        mVelocityTracker = VelocityTracker.obtain();
    } else {
        mVelocityTracker.clear();
    }
    final long time = SystemClock.uptimeMillis();
    final MotionEvent ev = MotionEvent.obtain(time, time, MotionEvent.ACTION_DOWN, 0, 0, 0);
    mVelocityTracker.addMovement(ev);
    ev.recycle();
    mFakeDragBeginTime = time;
    return true;
}
 

/**
 * Waits for a web element.
 * 
 * @param by the By object. Examples are By.id("id") and By.name("name")
 * @param minimumNumberOfMatches the minimum number of matches that are expected to be shown. {@code 0} means any number of matches
 * @param timeout the the amount of time in milliseconds to wait 
 * @param scroll {@code true} if scrolling should be performed 
 */

public WebElement waitForWebElement(final By by, int minimumNumberOfMatches, int timeout, boolean scroll){
	final long endTime = SystemClock.uptimeMillis() + timeout;

	while (true) {	

		final boolean timedOut = SystemClock.uptimeMillis() > endTime;

		if (timedOut){
			searcher.logMatchesFound(by.getValue());
			return null;
		}
		sleeper.sleep();

		WebElement webElementToReturn = searcher.searchForWebElement(by, minimumNumberOfMatches); 

		if(webElementToReturn != null)
			return webElementToReturn;

		if(scroll) {
			scroller.scrollDown();
		}
	}
}
 

public boolean sendMotionEvent(int inputSource, int action, float x, float y) {
    if (mInputManager == null || mInjectInputEventMethod == null) {
        return false;
    }
    try {
        long when = SystemClock.uptimeMillis();
        MotionEvent event = MotionEvent.obtain(when, when, action, x, y, 1.0f, 1.0f,
                0, 1.0f, 1.0f, 0, 0);
        event.setSource(inputSource);
        mInjectInputEventMethod.invoke(mInputManager, event, 0);
        event.recycle();
        return true;
    } catch (Exception e) {
        HJLog.e(e);
    }
    return false;
}
 

/**
 * Start a fake drag of the pager.
 *
 * <p>A fake drag can be useful if you want to synchronize the motion of the ViewPager
 * with the touch scrolling of another view, while still letting the ViewPager
 * control the snapping motion and fling behavior. (e.g. parallax-scrolling tabs.)
 * Call {@link #fakeDragBy(float)} to simulate the actual drag motion. Call
 * {@link #endFakeDrag()} to complete the fake drag and fling as necessary.
 *
 * <p>During a fake drag the ViewPager will ignore all touch events. If a real drag
 * is already in progress, this method will return false.
 *
 * @return true if the fake drag began successfully, false if it could not be started.
 *
 * @see #fakeDragBy(float)
 * @see #endFakeDrag()
 */
public boolean beginFakeDrag() {
    if (mIsBeingDragged) {
        return false;
    }
    mFakeDragging = true;
    setScrollState(SCROLL_STATE_DRAGGING);
    mInitialMotionX = mLastMotionX = 0;
    if (mVelocityTracker == null) {
        mVelocityTracker = VelocityTracker.obtain();
    } else {
        mVelocityTracker.clear();
    }
    final long time = SystemClock.uptimeMillis();
    final MotionEvent ev = MotionEvent.obtain(time, time, MotionEvent.ACTION_DOWN, 0, 0, 0);
    mVelocityTracker.addMovement(ev);
    ev.recycle();
    mFakeDragBeginTime = time;
    return true;
}
 

@Override
protected AppiumResponse safeHandle(IHttpRequest request) {
    final KeyCodeModel model = toModel(request, KeyCodeModel.class);
    final int keyCode = model.keycode;
    int metaState = model.metastate == null ? 0 : model.metastate;
    int flags = model.flags == null ? 0 : model.flags;

    final long downTime = SystemClock.uptimeMillis();
    final InteractionController interactionController = UiAutomatorBridge.getInstance().getInteractionController();
    boolean isSuccessful = interactionController.injectEventSync(new KeyEvent(downTime, downTime,
                    KeyEvent.ACTION_DOWN, keyCode, 0, metaState, KeyCharacterMap.VIRTUAL_KEYBOARD,
                    0, flags));
    // https://android.googlesource.com/platform/frameworks/base.git/+/9d83b4783c33f1fafc43f367503e129e5a5047fa%5E%21/#F0
    isSuccessful &= interactionController.injectEventSync(new KeyEvent(downTime, SystemClock.uptimeMillis(),
                    KeyEvent.ACTION_DOWN, keyCode, 1, metaState, KeyCharacterMap.VIRTUAL_KEYBOARD,
                    0, flags | KeyEvent.FLAG_LONG_PRESS));
    isSuccessful &= interactionController.injectEventSync(new KeyEvent(downTime, SystemClock.uptimeMillis(),
                    KeyEvent.ACTION_UP, keyCode, 0, metaState, KeyCharacterMap.VIRTUAL_KEYBOARD,
                    0, flags));
    if (!isSuccessful) {
        throw new InvalidElementStateException("Cannot inject long press event for key code " + keyCode);
    }
    return new AppiumResponse(getSessionId(request));
}
 

@Override
public void doWork() {
    final long invalidationDelay = mGifDrawable.mNativeInfoHandle.renderFrame(mGifDrawable.mBuffer);
    if (invalidationDelay >= 0) {
        mGifDrawable.mNextFrameRenderTime = SystemClock.uptimeMillis() + invalidationDelay;
        if (mGifDrawable.isVisible()) {
            if (mGifDrawable.mIsRunning && !mGifDrawable.mIsRenderingTriggeredOnDraw) {
                mGifDrawable.mExecutor.remove(this);
                mGifDrawable.mSchedule = mGifDrawable.mExecutor.schedule(this, invalidationDelay, TimeUnit.MILLISECONDS);
            }
        }
        if (!mGifDrawable.mListeners.isEmpty() && mGifDrawable.getCurrentFrameIndex() == mGifDrawable.mNativeInfoHandle.frameCount - 1) {
            mGifDrawable.scheduleSelf(mNotifyListenersTask, mGifDrawable.mNextFrameRenderTime);
        }
    } else {
        mGifDrawable.mNextFrameRenderTime = Long.MIN_VALUE;
        mGifDrawable.mIsRunning = false;
    }
    if (mGifDrawable.isVisible() && !mGifDrawable.mInvalidationHandler.hasMessages(0)) {
        mGifDrawable.mInvalidationHandler.sendEmptyMessageAtTime(0, 0);
    }
}
 

/**
 * Gets the proper view to use for a screenshot.  
 */
private View getScreenshotView() {
	View decorView = viewFetcher.getRecentDecorView(viewFetcher.getWindowDecorViews());
	final long endTime = SystemClock.uptimeMillis() + Timeout.getSmallTimeout();

	while (decorView == null) {	

		final boolean timedOut = SystemClock.uptimeMillis() > endTime;

		if (timedOut){
			return null;
		}
		sleeper.sleepMini();
		decorView = viewFetcher.getRecentDecorView(viewFetcher.getWindowDecorViews());
	}
	wrapAllGLViews(decorView);

	return decorView;
}
 

/**
 * Start a fake drag of the pager.
 *
 * <p>A fake drag can be useful if you want to synchronize the motion of the ViewPager
 * with the touch scrolling of another view, while still letting the ViewPager
 * control the snapping motion and fling behavior. (e.g. parallax-scrolling tabs.)
 * Call {@link #fakeDragBy(float)} to simulate the actual drag motion. Call
 * {@link #endFakeDrag()} to complete the fake drag and fling as necessary.
 *
 * <p>During a fake drag the ViewPager will ignore all touch events. If a real drag
 * is already in progress, this method will return false.
 *
 * @return true if the fake drag began successfully, false if it could not be started.
 *
 * @see #fakeDragBy(float)
 * @see #endFakeDrag()
 */
public boolean beginFakeDrag() {
    if (mIsBeingDragged) {
        return false;
    }
    mFakeDragging = true;
    setScrollState(SCROLL_STATE_DRAGGING);
    mInitialMotionX = mLastMotionX = 0;
    if (mVelocityTracker == null) {
        mVelocityTracker = VelocityTracker.obtain();
    } else {
        mVelocityTracker.clear();
    }
    final long time = SystemClock.uptimeMillis();
    final MotionEvent ev = MotionEvent.obtain(time, time, MotionEvent.ACTION_DOWN, 0, 0, 0);
    mVelocityTracker.addMovement(ev);
    ev.recycle();
    mFakeDragBeginTime = time;
    return true;
}
 

@Override
public void onPageLoadStarted(Tab tab, String url) {
    if (mCurrentState == STATE_WAITING_LOAD_START) {
        mPageLoadStartedTimestamp = SystemClock.elapsedRealtime();
        mCurrentState = STATE_WAITING_LOAD_FINISH;
    } else if (mCurrentState == STATE_WAITING_LOAD_FINISH) {
        if (mCustomTabsConnection != null) {
            mCustomTabsConnection.notifyNavigationEvent(
                    mSession, CustomTabsCallback.NAVIGATION_ABORTED);
            mCustomTabsConnection.sendNavigationInfo(
                    mSession, tab.getUrl(), tab.getTitle(), null);
        }
        mPageLoadStartedTimestamp = SystemClock.elapsedRealtime();
    }
    if (mCustomTabsConnection != null) {
        mCustomTabsConnection.setSendNavigationInfoForSession(mSession, false);
        mCustomTabsConnection.notifyNavigationEvent(
                mSession, CustomTabsCallback.NAVIGATION_STARTED);
        mScreenshotTakenForCurrentNavigation = false;
    }
}
 

public byte[] poll(int timeout_ms) {
    if (isLogEnabled())
        LOG.trace(ThreadUtil.sig() + "Entering poll at t==" + SystemClock.uptimeMillis() + ", timeout is " + timeout_ms
            + " mDataQueue size is " + mDataQueue.size());

    if (mDataQueue.isEmpty())
        try {
            // block until timeout or data available.
            // returns null if timeout.
            byte[] dataFromQueue = mDataQueue.poll(timeout_ms, TimeUnit.MILLISECONDS);
            if (dataFromQueue != null) {
                if (isLogEnabled())
                    LOG.debug("Got data [" + ByteUtil.shortHexString(dataFromQueue) + "] at t=="
                        + SystemClock.uptimeMillis());
            } else {
                if (isLogEnabled())
                    LOG.debug("Got data [null] at t==" + SystemClock.uptimeMillis());
            }
            return dataFromQueue;
        } catch (InterruptedException e) {
            LOG.error("poll: Interrupted waiting for data");
        }
    return null;
}
 

/**
 * @return the public downloads directory.
 */
@SuppressWarnings("unused")
@CalledByNative
private static String getDownloadsDirectory() {
    // Temporarily allowing disk access while fixing. TODO: http://crbug.com/508615
    StrictModeContext unused = null;
    try {
        unused = StrictModeContext.allowDiskReads();
        long time = SystemClock.elapsedRealtime();
        String downloadsPath =
                Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS)
                        .getPath();
        RecordHistogram.recordTimesHistogram("Android.StrictMode.DownloadsDir",
                SystemClock.elapsedRealtime() - time, TimeUnit.MILLISECONDS);
        return downloadsPath;
    } finally {
        if (unused != null) {
            try {
                unused.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
}
 

public boolean startAnimation(int radius) {
    if(mThumbCurrentRadius == radius)
        return false;

    mRadius = radius;

    if(getHandler() != null){
        resetAnimation();
        mRunning = true;
        getHandler().postAtTime(this, SystemClock.uptimeMillis() + ViewUtil.FRAME_DURATION);
        invalidate();
        return true;
    }
    else {
        mThumbCurrentRadius = mRadius;
        invalidate();
        return false;
    }
}
 

/**
 * Copy infos from pjsua call info object to SipCallSession object
 * 
 * @param session the session to copy info to (output)
 * @param pjCallInfo the call info from pjsip
 * @param service PjSipService Sip service to retrieve pjsip accounts infos
 */
private static void updateSession(SipCallSessionImpl session, pjsua_call_info pjCallInfo,
        Context context) {
    // Should be unecessary cause we usually copy infos from a valid
    session.setCallId(pjCallInfo.getId());

    // Nothing to think about here cause we have a
    // bijection between int / state
    session.setCallState(pjCallInfo.getState().swigValue());
    session.setMediaStatus(pjCallInfo.getMedia_status().swigValue());
    session.setRemoteContact(PjSipService.pjStrToString(pjCallInfo.getRemote_info()));
    session.setConfPort(pjCallInfo.getConf_slot());

    // Try to retrieve sip account related to this call
    int pjAccId = pjCallInfo.getAcc_id();
    session.setAccId(PjSipService.getAccountIdForPjsipId(context, pjAccId));

    pj_time_val duration = pjCallInfo.getConnect_duration();
    session.setConnectStart(SystemClock.elapsedRealtime() - duration.getSec() * 1000
            - duration.getMsec());
}
 

/**
 * Sets the frame data received from the camera.  This adds the previous unused frame buffer
 * (if present) back to the camera, and keeps a pending reference to the frame data for
 * future use.
 */
void setNextFrame(byte[] data, Camera camera) {
    synchronized (mLock) {
        if (mPendingFrameData != null) {
            camera.addCallbackBuffer(mPendingFrameData.array());
            mPendingFrameData = null;
        }

        if (!mBytesToByteBuffer.containsKey(data)) {
            Log.d(TAG,
                "Skipping frame.  Could not find ByteBuffer associated with the image " +
                "data from the camera.");
            return;
        }

        // Timestamp and frame ID are maintained here, which will give downstream code some
        // idea of the timing of frames received and when frames were dropped along the way.
        mPendingTimeMillis = SystemClock.elapsedRealtime() - mStartTimeMillis;
        mPendingFrameId++;
        mPendingFrameData = mBytesToByteBuffer.get(data);

        // Notify the processor thread if it is waiting on the next frame (see below).
        mLock.notifyAll();
    }
}
 

@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
void dispatchOnCancelled(LoadTask task, D data) {
    onCanceled(data);
    if (mCancellingTask == task) {
        if (DEBUG) Log.v(TAG, "Cancelled task is now canceled!");
        if(Utils.hasJellyBeanMR2()){
        	rollbackContentChanged();
        }
        mLastLoadCompleteTime = SystemClock.uptimeMillis();
        mCancellingTask = null;
        if (DEBUG) Log.v(TAG, "Delivering cancellation");
        if(Utils.hasJellyBeanMR2()){
        	deliverCancellation();
        }
        executePendingTask();
    }
}
 

private void startRecording() {
    disableScreenRotation((Activity)getContext());
    setCancelable(false);

    setupRecorder();
    recorder.start();

    toggleRecording.setOnClickListener(v -> stopRecording());
    toggleRecording.setBackgroundResource(R.drawable.record_in_progress);
    instruction.setText(Localization.get("during.recording"));

    recordingProgress.setVisibility(View.VISIBLE);
    recordingDuration.setVisibility(View.VISIBLE);

    recordingDuration.setBase(SystemClock.elapsedRealtime());
    recordingDuration.start();
}
 

private boolean touchDown(int x, int y) {
	if (DEBUG) {
		Log.d(LOG_TAG, "touchDown (" + x + ", " + y + ")");
	}
	mDownTime = SystemClock.uptimeMillis();
	MotionEvent event = MotionEvent.obtain(mDownTime, mDownTime, MotionEvent.ACTION_DOWN, x, y, 1);
	event.setSource(InputDevice.SOURCE_TOUCHSCREEN);
	return injectEventSync(event);
}
 

private void loadNextFrame() {
    if (!isRunning || isLoadPending) {
        return;
    }
    isLoadPending = true;

    gifDecoder.advance();
    long targetTime = SystemClock.uptimeMillis() + gifDecoder.getNextDelay();
    DelayTarget next = new DelayTarget(handler, gifDecoder.getCurrentFrameIndex(), targetTime);
    requestBuilder
            .signature(new FrameSignature())
            .into(next);
}
 

@Override
protected synchronized void onDraw(Canvas canvas) {
    super.onDraw(canvas);

    Drawable d = mCurrentDrawable;
    if (d != null) {
        // Translate canvas so a indeterminate circular progress bar with padding
        // rotates properly in its animation
        canvas.save();
        canvas.translate(getPaddingLeft() + mIndeterminateRealLeft, getPaddingTop() + mIndeterminateRealTop);
        long time = getDrawingTime();
        if (mAnimation != null) {
            mAnimation.getTransformation(time, mTransformation);
            float scale = mTransformation.getAlpha();
            try {
                mInDrawing = true;
                d.setLevel((int) (scale * MAX_LEVEL));
            } finally {
                mInDrawing = false;
            }
            if (SystemClock.uptimeMillis() - mLastDrawTime >= mAnimationResolution) {
                mLastDrawTime = SystemClock.uptimeMillis();
                postInvalidateDelayed(mAnimationResolution);
            }
        }
        d.draw(canvas);
        canvas.restore();
        if (mShouldStartAnimationDrawable && d instanceof Animatable) {
            ((Animatable) d).start();
            mShouldStartAnimationDrawable = false;
        }
    }
}
 

/**
 * Don't call this directly; instead, call {@link #start()}.
 */
@Override
public void run() {
    boolean isInstalled = isInstalled();
    boolean waitedTooLong =
            (SystemClock.elapsedRealtime() - mTimestampStarted) > mMsMaximumWaitingTime;
    if (isInstalled || !mIsRunning || waitedTooLong) {
        mObserver.onInstallFinished(this, isInstalled);
        mIsRunning = false;
    } else {
        mHandler.postDelayed(this, mMsBetweenRuns);
    }
}