Java Code Examples for android.os.Trace#isTagEnabled()

private final void addBroadcastToHistoryLocked(BroadcastRecord original) {
    if (original.callingUid < 0) {
        // This was from a registerReceiver() call; ignore it.
        return;
    }
    original.finishTime = SystemClock.uptimeMillis();

    if (Trace.isTagEnabled(Trace.TRACE_TAG_ACTIVITY_MANAGER)) {
        Trace.asyncTraceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER,
            createBroadcastTraceTitle(original, BroadcastRecord.DELIVERY_DELIVERED),
            System.identityHashCode(original));
    }

    // Note sometimes (only for sticky broadcasts?) we reuse BroadcastRecords,
    // So don't change the incoming record directly.
    final BroadcastRecord historyRecord = original.maybeStripForHistory();

    mBroadcastHistory[mHistoryNext] = historyRecord;
    mHistoryNext = ringAdvance(mHistoryNext, 1, MAX_BROADCAST_HISTORY);

    mBroadcastSummaryHistory[mSummaryHistoryNext] = historyRecord.intent;
    mSummaryHistoryEnqueueTime[mSummaryHistoryNext] = historyRecord.enqueueClockTime;
    mSummaryHistoryDispatchTime[mSummaryHistoryNext] = historyRecord.dispatchClockTime;
    mSummaryHistoryFinishTime[mSummaryHistoryNext] = System.currentTimeMillis();
    mSummaryHistoryNext = ringAdvance(mSummaryHistoryNext, 1, MAX_BROADCAST_SUMMARY_HISTORY);
}
 

private void saveBuffer(HistoricalBuffer buffer) {
    if (Trace.isTagEnabled(Trace.TRACE_TAG_SYSTEM_SERVER)) {
        Trace.traceBegin(Trace.TRACE_TAG_SYSTEM_SERVER, "saving graphicsstats for " + buffer.mInfo.packageName);
    }
    synchronized (mFileAccessLock) {
        File path = pathForApp(buffer.mInfo);
        File parent = path.getParentFile();
        parent.mkdirs();
        if (!parent.exists()) {
            Log.w(TAG, "Unable to create path: '" + parent.getAbsolutePath() + "'");
            return;
        }
        nSaveBuffer(path.getAbsolutePath(), buffer.mInfo.packageName, buffer.mInfo.versionCode,
                buffer.mInfo.startTime, buffer.mInfo.endTime, buffer.mData);
    }
    Trace.traceEnd(Trace.TRACE_TAG_SYSTEM_SERVER);
}
 

private final void addBroadcastToHistoryLocked(BroadcastRecord original) {
    if (original.callingUid < 0) {
        // This was from a registerReceiver() call; ignore it.
        return;
    }
    original.finishTime = SystemClock.uptimeMillis();

    if (Trace.isTagEnabled(Trace.TRACE_TAG_ACTIVITY_MANAGER)) {
        Trace.asyncTraceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER,
            createBroadcastTraceTitle(original, BroadcastRecord.DELIVERY_DELIVERED),
            System.identityHashCode(original));
    }

    // Note sometimes (only for sticky broadcasts?) we reuse BroadcastRecords,
    // So don't change the incoming record directly.
    final BroadcastRecord historyRecord = original.maybeStripForHistory();

    mBroadcastHistory[mHistoryNext] = historyRecord;
    mHistoryNext = ringAdvance(mHistoryNext, 1, MAX_BROADCAST_HISTORY);

    mBroadcastSummaryHistory[mSummaryHistoryNext] = historyRecord.intent;
    mSummaryHistoryEnqueueTime[mSummaryHistoryNext] = historyRecord.enqueueClockTime;
    mSummaryHistoryDispatchTime[mSummaryHistoryNext] = historyRecord.dispatchClockTime;
    mSummaryHistoryFinishTime[mSummaryHistoryNext] = System.currentTimeMillis();
    mSummaryHistoryNext = ringAdvance(mSummaryHistoryNext, 1, MAX_BROADCAST_SUMMARY_HISTORY);
}
 

/**
 * Called internally to start an animation by adding it to the active animations list. Must be
 * called on the UI thread.
 */
private void startAnimation() {
    if (Trace.isTagEnabled(Trace.TRACE_TAG_VIEW)) {
        Trace.asyncTraceBegin(Trace.TRACE_TAG_VIEW, getNameForTrace(),
                System.identityHashCode(this));
    }

    mAnimationEndRequested = false;
    initAnimation();
    mRunning = true;
    if (mSeekFraction >= 0) {
        mOverallFraction = mSeekFraction;
    } else {
        mOverallFraction = 0f;
    }
    if (mListeners != null) {
        notifyStartListeners();
    }
}
 

private boolean endOperationDeferLogLocked(int cookie) {
    final Operation operation = getOperationLocked(cookie);
    if (operation != null) {
        if (Trace.isTagEnabled(Trace.TRACE_TAG_DATABASE)) {
            Trace.asyncTraceEnd(Trace.TRACE_TAG_DATABASE, operation.getTraceMethodName(),
                    operation.mCookie);
        }
        operation.mEndTime = SystemClock.uptimeMillis();
        operation.mFinished = true;
        final long execTime = operation.mEndTime - operation.mStartTime;
        mPool.onStatementExecuted(execTime);
        return SQLiteDebug.DEBUG_LOG_SLOW_QUERIES && SQLiteDebug.shouldLogSlowQuery(
                execTime);
    }
    return false;
}
 

/**
 * Don't call this method directly; call enqueueParallelBroadcastLocked or
 * enqueueOrderedBroadcastLocked.
 */
private void enqueueBroadcastHelper(BroadcastRecord r) {
    r.enqueueClockTime = System.currentTimeMillis();

    if (Trace.isTagEnabled(Trace.TRACE_TAG_ACTIVITY_MANAGER)) {
        Trace.asyncTraceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER,
            createBroadcastTraceTitle(r, BroadcastRecord.DELIVERY_PENDING),
            System.identityHashCode(r));
    }
}
 

/**
 * Don't call this method directly; call enqueueParallelBroadcastLocked or
 * enqueueOrderedBroadcastLocked.
 */
private void enqueueBroadcastHelper(BroadcastRecord r) {
    r.enqueueClockTime = System.currentTimeMillis();

    if (Trace.isTagEnabled(Trace.TRACE_TAG_ACTIVITY_MANAGER)) {
        Trace.asyncTraceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER,
            createBroadcastTraceTitle(r, BroadcastRecord.DELIVERY_PENDING),
            System.identityHashCode(r));
    }
}
 

/**
 * Called internally to end an animation by removing it from the animations list. Must be
 * called on the UI thread.
 */
private void endAnimation() {
    if (mAnimationEndRequested) {
        return;
    }
    removeAnimationCallback();

    mAnimationEndRequested = true;
    mPaused = false;
    boolean notify = (mStarted || mRunning) && mListeners != null;
    if (notify && !mRunning) {
        // If it's not yet running, then start listeners weren't called. Call them now.
        notifyStartListeners();
    }
    mRunning = false;
    mStarted = false;
    mStartListenersCalled = false;
    mLastFrameTime = -1;
    mFirstFrameTime = -1;
    mStartTime = -1;
    if (notify && mListeners != null) {
        ArrayList<AnimatorListener> tmpListeners =
                (ArrayList<AnimatorListener>) mListeners.clone();
        int numListeners = tmpListeners.size();
        for (int i = 0; i < numListeners; ++i) {
            tmpListeners.get(i).onAnimationEnd(this, mReversing);
        }
    }
    // mReversing needs to be reset *after* notifying the listeners for the end callbacks.
    mReversing = false;
    if (Trace.isTagEnabled(Trace.TRACE_TAG_VIEW)) {
        Trace.asyncTraceEnd(Trace.TRACE_TAG_VIEW, getNameForTrace(),
                System.identityHashCode(this));
    }
}
 

/**
 * Returns {@code true} if the WebView trace tag is enabled and {@code false} otherwise.
 */
public boolean isTraceTagEnabled() {
    return Trace.isTagEnabled(Trace.TRACE_TAG_WEBVIEW);
}
 

public int beginOperation(String kind, String sql, Object[] bindArgs) {
    synchronized (mOperations) {
        final int index = (mIndex + 1) % MAX_RECENT_OPERATIONS;
        Operation operation = mOperations[index];
        if (operation == null) {
            operation = new Operation();
            mOperations[index] = operation;
        } else {
            operation.mFinished = false;
            operation.mException = null;
            if (operation.mBindArgs != null) {
                operation.mBindArgs.clear();
            }
        }
        operation.mStartWallTime = System.currentTimeMillis();
        operation.mStartTime = SystemClock.uptimeMillis();
        operation.mKind = kind;
        operation.mSql = sql;
        if (bindArgs != null) {
            if (operation.mBindArgs == null) {
                operation.mBindArgs = new ArrayList<Object>();
            } else {
                operation.mBindArgs.clear();
            }
            for (int i = 0; i < bindArgs.length; i++) {
                final Object arg = bindArgs[i];
                if (arg != null && arg instanceof byte[]) {
                    // Don't hold onto the real byte array longer than necessary.
                    operation.mBindArgs.add(EMPTY_BYTE_ARRAY);
                } else {
                    operation.mBindArgs.add(arg);
                }
            }
        }
        operation.mCookie = newOperationCookieLocked(index);
        if (Trace.isTagEnabled(Trace.TRACE_TAG_DATABASE)) {
            Trace.asyncTraceBegin(Trace.TRACE_TAG_DATABASE, operation.getTraceMethodName(),
                    operation.mCookie);
        }
        mIndex = index;
        return operation.mCookie;
    }
}