Merge "Fixing session abandon logging bug" into oc-mr1-dev (4fce88dd) · Commits · e / os / android_frameworks_base

core/java/android/widget/SelectionActionModeHelper.java

+40 −6

Original line number	Diff line number	Diff line
		@@ -49,6 +49,8 @@ import java.util.regex.Pattern;
		@UiThread
		final class SelectionActionModeHelper {

		private static final String LOG_TAG = "SelectActionModeHelper";

		/**
		* Maximum time (in milliseconds) to wait for a result before timing out.
		*/
		@@ -216,6 +218,7 @@ final class SelectionActionModeHelper {
		private int mSelectionStart;
		private int mSelectionEnd;
		private boolean mAllowReset;
		private final LogAbandonRunnable mDelayedLogAbandon = new LogAbandonRunnable();

		SelectionTracker(TextView textView) {
		mTextView = Preconditions.checkNotNull(textView);
		@@ -227,6 +230,10 @@ final class SelectionActionModeHelper {
		*/
		public void onOriginalSelection(
		CharSequence text, int selectionStart, int selectionEnd, boolean editableText) {
		// If we abandoned a selection and created a new one very shortly after, we may still
		// have a pending request to log ABANDON, which we flush here.
		mDelayedLogAbandon.flush();

		mOriginalStart = mSelectionStart = selectionStart;
		mOriginalEnd = mSelectionEnd = selectionEnd;
		mAllowReset = false;
		@@ -267,12 +274,7 @@ final class SelectionActionModeHelper {
		public void onSelectionDestroyed() {
		mAllowReset = false;
		// Wait a few ms to see if the selection was destroyed because of a text change event.
		mTextView.postDelayed(() -> {
		mLogger.logSelectionAction(
		mSelectionStart, mSelectionEnd,
		SelectionEvent.ActionType.ABANDON, null /* classification */);
		mSelectionStart = mSelectionEnd = -1;
		}, 100 /* ms */);
		mDelayedLogAbandon.schedule(100 /* ms */);
		}

		/**
		@@ -329,6 +331,38 @@ final class SelectionActionModeHelper {
		private boolean isSelectionStarted() {
		return mSelectionStart >= 0 && mSelectionEnd >= 0 && mSelectionStart != mSelectionEnd;
		}

		/** A helper for keeping track of pending abandon logging requests. */
		private final class LogAbandonRunnable implements Runnable {
		private boolean mIsPending;

		/** Schedules an abandon to be logged with the given delay. Flush if necessary. */
		void schedule(int delayMillis) {
		if (mIsPending) {
		Log.e(LOG_TAG, "Force flushing abandon due to new scheduling request");
		flush();
		}
		mIsPending = true;
		mTextView.postDelayed(this, delayMillis);
		}

		/** If there is a pending log request, execute it now. */
		void flush() {
		mTextView.removeCallbacks(this);
		run();
		}

		@Override
		public void run() {
		if (mIsPending) {
		mLogger.logSelectionAction(
		mSelectionStart, mSelectionEnd,
		SelectionEvent.ActionType.ABANDON, null /* classification */);
		mSelectionStart = mSelectionEnd = -1;
		mIsPending = false;
		}
		}
		}
		}

		// TODO: Write tests