Example usage for android.support.v4.os TraceCompat endSection

List of usage examples for android.support.v4.os TraceCompat endSection

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Introduction

In this page you can find the example usage for android.support.v4.os TraceCompat endSection.

Prototype

public static void endSection()

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Document

Writes a trace message to indicate that a given section of code has ended.

Usage

From source file:nl.sebastiaanschool.contact.app.MainActivity.java

private void initializeApplicationServices() {
    TraceCompat.beginSection("Initialize services");
    try {/*  w ww.jav a2  s . co  m*/
        JodaTimeAndroid.init(this);
        BackendInterface.init(this);
        analytics = FirebaseWrapper.init(this);
        DownloadManagerInterface.init(this);
        PushNotificationManager.init(this, BackendInterface.getInstance().getNotificationApi());
        IntentFilter filter = PushNotificationManager.createTimelineUpdateBroadcastFilter();
        LocalBroadcastManager.getInstance(this).registerReceiver(localBroadcastReceiver, filter);
    } finally {
        TraceCompat.endSection();
    }
}

From source file:com.ferdi2005.secondgram.support.widget.GapWorker.java

private void prefetchInnerRecyclerViewWithDeadline(@Nullable RecyclerView innerView, long deadlineNs) {
    if (innerView == null) {
        return;/*  ww w  .  j a v  a2  s .  c  o m*/
    }

    if (innerView.mDataSetHasChangedAfterLayout && innerView.mChildHelper.getUnfilteredChildCount() != 0) {
        // RecyclerView has new data, but old attached views. Clear everything, so that
        // we can prefetch without partially stale data.
        innerView.removeAndRecycleViews();
    }

    // do nested prefetch!
    final LayoutPrefetchRegistryImpl innerPrefetchRegistry = innerView.mPrefetchRegistry;
    innerPrefetchRegistry.collectPrefetchPositionsFromView(innerView, true);

    if (innerPrefetchRegistry.mCount != 0) {
        try {
            TraceCompat.beginSection(RecyclerView.TRACE_NESTED_PREFETCH_TAG);
            innerView.mState.prepareForNestedPrefetch(innerView.mAdapter);
            for (int i = 0; i < innerPrefetchRegistry.mCount * 2; i += 2) {
                // Note that we ignore immediate flag for inner items because
                // we have lower confidence they're needed next frame.
                final int innerPosition = innerPrefetchRegistry.mPrefetchArray[i];
                prefetchPositionWithDeadline(innerView, innerPosition, deadlineNs);
            }
        } finally {
            TraceCompat.endSection();
        }
    }
}

From source file:com.ferdi2005.secondgram.support.widget.GapWorker.java

@Override
public void run() {
    try {/*from   w ww  . j  a  v  a2 s  . co  m*/
        TraceCompat.beginSection(RecyclerView.TRACE_PREFETCH_TAG);

        if (mRecyclerViews.isEmpty()) {
            // abort - no work to do
            return;
        }

        // Query last vsync so we can predict next one. Note that drawing time not yet
        // valid in animation/input callbacks, so query it here to be safe.
        long lastFrameVsyncNs = TimeUnit.MILLISECONDS.toNanos(mRecyclerViews.get(0).getDrawingTime());
        if (lastFrameVsyncNs == 0) {
            // abort - couldn't get last vsync for estimating next
            return;
        }

        // TODO: consider rebasing deadline if frame was already dropped due to long UI work.
        // Next frame will still wait for VSYNC, so we can still use the gap if it exists.
        long nextFrameNs = lastFrameVsyncNs + mFrameIntervalNs;

        prefetch(nextFrameNs);

        // TODO: consider rescheduling self, if there's more work to do
    } finally {
        mPostTimeNs = 0;
        TraceCompat.endSection();
    }
}

From source file:com.lee.lib.support.v7.widget.RecyclerView.java

/**
 * Does not perform bounds checking. Used by internal methods that have already validated input.
 * <p>/*from   w  w w .  j  av a  2 s.c  om*/
 * It also reports any unused scroll request to the related EdgeEffect.
 *
 * @param x The amount of horizontal scroll request
 * @param y The amount of vertical scroll request
 * @param ev The originating MotionEvent, or null if not from a touch event.
 *
 * @return Whether any scroll was consumed in either direction.
 */
boolean scrollByInternal(int x, int y, MotionEvent ev) {
    int unconsumedX = 0, unconsumedY = 0;
    int consumedX = 0, consumedY = 0;

    consumePendingUpdateOperations();
    if (mAdapter != null) {
        eatRequestLayout();
        onEnterLayoutOrScroll();
        TraceCompat.beginSection(TRACE_SCROLL_TAG);
        if (x != 0) {
            consumedX = mLayout.scrollHorizontallyBy(x, mRecycler, mState);
            unconsumedX = x - consumedX;
        }
        if (y != 0) {
            consumedY = mLayout.scrollVerticallyBy(y, mRecycler, mState);
            unconsumedY = y - consumedY;
        }
        TraceCompat.endSection();
        if (supportsChangeAnimations()) {
            // Fix up shadow views used by changing animations
            int count = mChildHelper.getChildCount();
            for (int i = 0; i < count; i++) {
                View view = mChildHelper.getChildAt(i);
                ViewHolder holder = getChildViewHolder(view);
                if (holder != null && holder.mShadowingHolder != null) {
                    ViewHolder shadowingHolder = holder.mShadowingHolder;
                    View shadowingView = shadowingHolder != null ? shadowingHolder.itemView : null;
                    if (shadowingView != null) {
                        int left = view.getLeft();
                        int top = view.getTop();
                        if (left != shadowingView.getLeft() || top != shadowingView.getTop()) {
                            shadowingView.layout(left, top, left + shadowingView.getWidth(),
                                    top + shadowingView.getHeight());
                        }
                    }
                }
            }
        }
        onExitLayoutOrScroll();
        resumeRequestLayout(false);
    }
    if (!mItemDecorations.isEmpty()) {
        invalidate();
    }

    if (dispatchNestedScroll(consumedX, consumedY, unconsumedX, unconsumedY, mScrollOffset)) {
        // Update the last touch co-ords, taking any scroll offset into account
        mLastTouchX -= mScrollOffset[0];
        mLastTouchY -= mScrollOffset[1];
        if (ev != null) {
            ev.offsetLocation(mScrollOffset[0], mScrollOffset[1]);
        }
        mNestedOffsets[0] += mScrollOffset[0];
        mNestedOffsets[1] += mScrollOffset[1];
    } else if (ViewCompat.getOverScrollMode(this) != ViewCompat.OVER_SCROLL_NEVER) {
        if (ev != null) {
            pullGlows(ev.getX(), unconsumedX, ev.getY(), unconsumedY);
        }
        considerReleasingGlowsOnScroll(x, y);
    }
    if (consumedX != 0 || consumedY != 0) {
        dispatchOnScrolled(consumedX, consumedY);
    }
    if (!awakenScrollBars()) {
        invalidate();
    }
    return consumedX != 0 || consumedY != 0;
}

From source file:cn.ismartv.recyclerview.widget.RecyclerView.java

/**
 * Helper method reflect data changes to the state.
 * <p>/* www  .j  a  v  a2s  .co m*/
 * Adapter changes during a scroll may trigger a crash because scroll assumes no data change
 * but data actually changed.
 * <p>
 * This method consumes all deferred changes to avoid that case.
 */
private void consumePendingUpdateOperations() {
    if (!mFirstLayoutComplete) {
        // a layout request will happen, we should not do layout here.
        return;
    }
    if (mDataSetHasChangedAfterLayout) {
        TraceCompat.beginSection(TRACE_ON_DATA_SET_CHANGE_LAYOUT_TAG);
        dispatchLayout();
        TraceCompat.endSection();
        return;
    }
    if (!mAdapterHelper.hasPendingUpdates()) {
        return;
    }

    // if it is only an item change (no add-remove-notifyDataSetChanged) we can check if any
    // of the visible items is affected and if not, just ignore the change.
    if (mAdapterHelper.hasAnyUpdateTypes(UpdateOp.UPDATE)
            && !mAdapterHelper.hasAnyUpdateTypes(UpdateOp.ADD | UpdateOp.REMOVE | UpdateOp.MOVE)) {
        TraceCompat.beginSection(TRACE_HANDLE_ADAPTER_UPDATES_TAG);
        eatRequestLayout();
        mAdapterHelper.preProcess();
        if (!mLayoutRequestEaten) {
            if (hasUpdatedView()) {
                dispatchLayout();
            } else {
                // no need to layout, clean state
                mAdapterHelper.consumePostponedUpdates();
            }
        }
        resumeRequestLayout(true);
        TraceCompat.endSection();
    } else if (mAdapterHelper.hasPendingUpdates()) {
        TraceCompat.beginSection(TRACE_ON_DATA_SET_CHANGE_LAYOUT_TAG);
        dispatchLayout();
        TraceCompat.endSection();
    }
}

From source file:ir.besteveryeverapp.telegram.support.widget.RecyclerView.java

/**
 * Helper method reflect data changes to the state.
 * <p>/* w w  w. ja  v a2 s .co  m*/
 * Adapter changes during a scroll may trigger a crash because scroll assumes no data change
 * but data actually changed.
 * <p>
 * This method consumes all deferred changes to avoid that case.
 */
private void consumePendingUpdateOperations() {
    if (!mFirstLayoutComplete) {
        // a layout request will happen, we should not do layout here.
        return;
    }
    if (mDataSetHasChangedAfterLayout) {
        TraceCompat.beginSection(TRACE_ON_DATA_SET_CHANGE_LAYOUT_TAG);
        dispatchLayout();
        TraceCompat.endSection();
        return;
    }
    if (!mAdapterHelper.hasPendingUpdates()) {
        return;
    }

    // if it is only an item change (no add-remove-notifyDataSetChanged) we can check if any
    // of the visible items is affected and if not, just ignore the change.
    if (mAdapterHelper.hasAnyUpdateTypes(AdapterHelper.UpdateOp.UPDATE) && !mAdapterHelper.hasAnyUpdateTypes(
            AdapterHelper.UpdateOp.ADD | AdapterHelper.UpdateOp.REMOVE | AdapterHelper.UpdateOp.MOVE)) {
        TraceCompat.beginSection(TRACE_HANDLE_ADAPTER_UPDATES_TAG);
        eatRequestLayout();
        mAdapterHelper.preProcess();
        if (!mLayoutRequestEaten) {
            if (hasUpdatedView()) {
                dispatchLayout();
            } else {
                // no need to layout, clean state
                mAdapterHelper.consumePostponedUpdates();
            }
        }
        resumeRequestLayout(true);
        TraceCompat.endSection();
    } else if (mAdapterHelper.hasPendingUpdates()) {
        TraceCompat.beginSection(TRACE_ON_DATA_SET_CHANGE_LAYOUT_TAG);
        dispatchLayout();
        TraceCompat.endSection();
    }
}

From source file:cn.ismartv.tvrecyclerview.widget.RecyclerView.java

/**
 * Helper method reflect data changes to the state.
 * <p>/*from   w  w w  .j  av a2 s .  co  m*/
 * Adapter changes during a scroll may trigger a crash because scroll assumes no data change
 * but data actually changed.
 * <p>
 * This method consumes all deferred changes to avoid that case.
 */
private void consumePendingUpdateOperations() {
    if (!mFirstLayoutComplete || mDataSetHasChangedAfterLayout) {
        TraceCompat.beginSection(TRACE_ON_DATA_SET_CHANGE_LAYOUT_TAG);
        dispatchLayout();
        TraceCompat.endSection();
        return;
    }
    if (!mAdapterHelper.hasPendingUpdates()) {
        return;
    }

    // if it is only an item change (no add-remove-notifyDataSetChanged) we can check if any
    // of the visible items is affected and if not, just ignore the change.
    if (mAdapterHelper.hasAnyUpdateTypes(UpdateOp.UPDATE)
            && !mAdapterHelper.hasAnyUpdateTypes(UpdateOp.ADD | UpdateOp.REMOVE | UpdateOp.MOVE)) {
        TraceCompat.beginSection(TRACE_HANDLE_ADAPTER_UPDATES_TAG);
        eatRequestLayout();
        mAdapterHelper.preProcess();
        if (!mLayoutRequestEaten) {
            if (hasUpdatedView()) {
                dispatchLayout();
            } else {
                // no need to layout, clean state
                mAdapterHelper.consumePostponedUpdates();
            }
        }
        resumeRequestLayout(true);
        TraceCompat.endSection();
    } else if (mAdapterHelper.hasPendingUpdates()) {
        TraceCompat.beginSection(TRACE_ON_DATA_SET_CHANGE_LAYOUT_TAG);
        dispatchLayout();
        TraceCompat.endSection();
    }
}

From source file:android.support.v71.widget.RecyclerView.java

/**
 * Helper method reflect data changes to the state.
 * <p/>/*www  .j a  v a  2  s  .c o  m*/
 * Adapter changes during a scroll may trigger a crash because scroll assumes no data change
 * but data actually changed.
 * <p/>
 * This method consumes all deferred changes to avoid that case.
 */
private void consumePendingUpdateOperations() {
    if (!mFirstLayoutComplete) {
        // ? ???
        // a layout request will happen, we should not do layout here.
        return;
    }

    if (mDataSetHasChangedAfterLayout) {
        // ??
        TraceCompat.beginSection(TRACE_ON_DATA_SET_CHANGE_LAYOUT_TAG);
        //   
        dispatchLayout();
        // ??
        TraceCompat.endSection();
        return;
    }
    if (!mAdapterHelper.hasPendingUpdates()) {
        return;
    }

    // if it is only an item change (no add-remove-notifyDataSetChanged) we can check if any
    // of the visible items is affected and if not, just ignore the change.
    if (mAdapterHelper.hasAnyUpdateTypes(AdapterHelper.UpdateOp.UPDATE) && !mAdapterHelper.hasAnyUpdateTypes(
            AdapterHelper.UpdateOp.ADD | AdapterHelper.UpdateOp.REMOVE | AdapterHelper.UpdateOp.MOVE)) {
        TraceCompat.beginSection(TRACE_HANDLE_ADAPTER_UPDATES_TAG);
        eatRequestLayout();
        mAdapterHelper.preProcess();
        if (!mLayoutRequestEaten) {
            if (hasUpdatedView()) {
                dispatchLayout();
            } else {
                // no need to layout, clean state
                mAdapterHelper.consumePostponedUpdates();
            }
        }
        resumeRequestLayout(true);
        TraceCompat.endSection();
    } else if (mAdapterHelper.hasPendingUpdates()) {
        TraceCompat.beginSection(TRACE_ON_DATA_SET_CHANGE_LAYOUT_TAG);
        dispatchLayout();
        TraceCompat.endSection();
    }
}

From source file:cn.ismartv.tvrecyclerview.widget.RecyclerView.java

/**
 * Does not perform bounds checking. Used by internal methods that have already validated input.
 * <p>//from w  w w  .j  av a2s .c  om
 * It also reports any unused scroll request to the related EdgeEffect.
 *
 * @param x The amount of horizontal scroll request
 * @param y The amount of vertical scroll request
 * @param ev The originating MotionEvent, or null if not from a touch event.
 *
 * @return Whether any scroll was consumed in either direction.
 */
boolean scrollByInternal(int x, int y, MotionEvent ev) {
    int unconsumedX = 0, unconsumedY = 0;
    int consumedX = 0, consumedY = 0;

    consumePendingUpdateOperations();
    if (mAdapter != null) {
        eatRequestLayout();
        onEnterLayoutOrScroll();
        TraceCompat.beginSection(TRACE_SCROLL_TAG);
        if (x != 0) {
            consumedX = mLayout.scrollHorizontallyBy(x, mRecycler, mState);
            unconsumedX = x - consumedX;
        }
        if (y != 0) {
            consumedY = mLayout.scrollVerticallyBy(y, mRecycler, mState);
            unconsumedY = y - consumedY;
        }
        TraceCompat.endSection();
        repositionShadowingViews();
        onExitLayoutOrScroll();
        resumeRequestLayout(false);
    }
    if (!mItemDecorations.isEmpty()) {
        invalidate();
    }

    if (dispatchNestedScroll(consumedX, consumedY, unconsumedX, unconsumedY, mScrollOffset)) {
        // Update the last touch co-ords, taking any scroll offset into account
        mLastTouchX -= mScrollOffset[0];
        mLastTouchY -= mScrollOffset[1];
        if (ev != null) {
            ev.offsetLocation(mScrollOffset[0], mScrollOffset[1]);
        }
        mNestedOffsets[0] += mScrollOffset[0];
        mNestedOffsets[1] += mScrollOffset[1];
    } else if (getOverScrollMode() != View.OVER_SCROLL_NEVER) {
        if (ev != null) {
            pullGlows(ev.getX(), unconsumedX, ev.getY(), unconsumedY);
        }
        considerReleasingGlowsOnScroll(x, y);
    }
    if (consumedX != 0 || consumedY != 0) {
        dispatchOnScrolled(consumedX, consumedY);
    }
    if (!awakenScrollBars()) {
        invalidate();
    }
    return consumedX != 0 || consumedY != 0;
}

From source file:android.support.v71.widget.RecyclerView.java

/**
 * Does not perform bounds checking. Used by internal methods that have already validated input.
 * <p/>/*  w  w w . j  ava  2s . c o  m*/
 * It also reports any unused scroll request to the related EdgeEffect.
 *
 * @param x  The amount of horizontal scroll request
 * @param y  The amount of vertical scroll request
 * @param ev The originating MotionEvent, or null if not from a touch event.
 * @return Whether any scroll was consumed in either direction.
 */
boolean scrollByInternal(int x, int y, MotionEvent ev) {
    int unconsumedX = 0, unconsumedY = 0;
    int consumedX = 0, consumedY = 0;

    consumePendingUpdateOperations();
    if (mAdapter != null) {
        eatRequestLayout();
        onEnterLayoutOrScroll();
        TraceCompat.beginSection(TRACE_SCROLL_TAG);
        if (x != 0) {
            consumedX = mLayout.scrollHorizontallyBy(x, mRecycler, mState);
            unconsumedX = x - consumedX;
        }
        if (y != 0) {
            consumedY = mLayout.scrollVerticallyBy(y, mRecycler, mState);
            unconsumedY = y - consumedY;
        }
        TraceCompat.endSection();
        repositionShadowingViews();
        onExitLayoutOrScroll();
        resumeRequestLayout(false);
    }
    if (!mItemDecorations.isEmpty()) {
        invalidate();
    }

    if (dispatchNestedScroll(consumedX, consumedY, unconsumedX, unconsumedY, mScrollOffset)) {
        // Update the last touch co-ords, taking any scroll offset into account
        mLastTouchX -= mScrollOffset[0];
        mLastTouchY -= mScrollOffset[1];
        if (ev != null) {
            ev.offsetLocation(mScrollOffset[0], mScrollOffset[1]);
        }
        mNestedOffsets[0] += mScrollOffset[0];
        mNestedOffsets[1] += mScrollOffset[1];
    } else if (ViewCompat.getOverScrollMode(this) != ViewCompat.OVER_SCROLL_NEVER) {
        if (ev != null) {
            pullGlows(ev.getX(), unconsumedX, ev.getY(), unconsumedY);
        }
        considerReleasingGlowsOnScroll(x, y);
    }
    if (consumedX != 0 || consumedY != 0) {
        dispatchOnScrolled(consumedX, consumedY);
    }
    if (!awakenScrollBars()) {
        invalidate();
    }
    return consumedX != 0 || consumedY != 0;
}