58     @Nullable private Channel mCurrentChannel;  field in ChannelTuner
112         mCurrentChannel = null;  in stop()
138         return mCurrentChannel;  in getCurrentChannel()
148         mCurrentChannel = currentChannel;  in setCurrentChannel()
153         return mCurrentChannel != null ? mCurrentChannel.getId() : Channel.INVALID_ID;  in getCurrentChannelId()
158         if (mCurrentChannel == null) {  in getCurrentChannelUri()
161         if (mCurrentChannel.isPassthrough()) {  in getCurrentChannelUri()
162             return TvContract.buildChannelUriForPassthroughInput(mCurrentChannel.getInputId());  in getCurrentChannelUri()
164             return TvContract.buildChannelUri(mCurrentChannel.getId());  in getCurrentChannelUri()
176         return mCurrentChannel != null && mCurrentChannel.isPassthrough();  in isCurrentChannelPassthrough()
203         if (mCurrentChannel == null) {  in getAdjacentBrowsableChannel()
210             channelIndex = mChannelIndexMap.get(mCurrentChannel.getId());  in getAdjacentBrowsableChannel()
308         if (mCurrentChannel == channel  in setCurrentChannelAndNotify()
309                 || (channel != null && channel.hasSameReadOnlyInfo(mCurrentChannel))) {  in setCurrentChannelAndNotify()
312         Channel previousChannel = mCurrentChannel;  in setCurrentChannelAndNotify()
313         mCurrentChannel = channel;  in setCurrentChannelAndNotify()
314         if (mCurrentChannel != null) {  in setCurrentChannelAndNotify()
315             mCurrentChannelInputInfo = mInputManager.getTvInputInfo(mCurrentChannel.getInputId());  in setCurrentChannelAndNotify()
318             l.onChannelChanged(previousChannel, mCurrentChannel);  in setCurrentChannelAndNotify()
336         if (mCurrentChannel != null && !mCurrentChannel.isPassthrough()) {  in updateChannelData()
337             Channel prevChannel = mCurrentChannel;  in updateChannelData()
338             setCurrentChannelAndNotify(mChannelMap.get(mCurrentChannel.getId()));  in updateChannelData()
339             if (mCurrentChannel == null) {  in updateChannelData()