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TimerRecordingAction.javaAPI DocAndroid 5.1 API6483Thu Mar 12 22:22:42 GMT 2015com.android.server.hdmi

TimerRecordingAction

public class TimerRecordingAction extends HdmiCecFeatureAction
Feature action that performs timer recording.

Fields Summary
private static final String
TAG
private static final int
TIMER_STATUS_TIMEOUT_MS
private static final int
STATE_WAITING_FOR_TIMER_STATUS
private final int
mRecorderAddress
private final int
mSourceType
private final byte[]
mRecordSource
Constructors Summary
TimerRecordingAction(HdmiCecLocalDevice source, int recorderAddress, int sourceType, byte[] recordSource)


         
              
        super(source);
        mRecorderAddress = recorderAddress;
        mSourceType = sourceType;
        mRecordSource = recordSource;
Methods Summary
private static intbytesToInt(byte[] data)

        if (data.length > 4) {
            throw new IllegalArgumentException("Invalid data size:" + Arrays.toString(data));
        }
        int result = 0;
        for (int i = 0; i < data.length; ++i) {
            int shift = (3 - i) * 8;
            result |= ((data[i] & 0xFF) << shift);
        }
        return result;
private booleanhandleFeatureAbort(HdmiCecMessage cmd)

        byte[] params = cmd.getParams();
        int messageType = params[0] & 0xFF;
        switch (messageType) {
            case Constants.MESSAGE_SET_DIGITAL_TIMER: // fall through
            case Constants.MESSAGE_SET_ANALOG_TIMER: // fall through
            case Constants.MESSAGE_SET_EXTERNAL_TIMER: // fall through
                break;
            default:
                return false;
        }
        int reason = params[1] & 0xFF;
        Slog.i(TAG, "[Feature Abort] for " + messageType + " reason:" + reason);
        tv().announceTimerRecordingResult(mRecorderAddress,
                TIMER_RECORDING_RESULT_EXTRA_CHECK_RECORDER_CONNECTION);
        finish();
        return true;
voidhandleTimerEvent(int state)

        if (mState != state) {
            Slog.w(TAG, "Timeout in invalid state:[Expected:" + mState + ", Actual:" + state + "]");
            return;
        }

        tv().announceTimerRecordingResult(mRecorderAddress,
                TIMER_RECORDING_RESULT_EXTRA_CHECK_RECORDER_CONNECTION);
        finish();
private booleanhandleTimerStatus(HdmiCecMessage cmd)

        byte[] timerStatusData = cmd.getParams();
        // [Timer Status Data] should be one or three bytes.
        if (timerStatusData.length == 1 || timerStatusData.length == 3) {
            tv().announceTimerRecordingResult(mRecorderAddress, bytesToInt(timerStatusData));
            Slog.i(TAG, "Received [Timer Status Data]:" + Arrays.toString(timerStatusData));
        } else {
            Slog.w(TAG, "Invalid [Timer Status Data]:" + Arrays.toString(timerStatusData));
        }

        // Unlike one touch record, finish timer record when <Timer Status> is received.
        finish();
        return true;
booleanprocessCommand(HdmiCecMessage cmd)

        if (mState != STATE_WAITING_FOR_TIMER_STATUS
                || cmd.getSource() != mRecorderAddress) {
            return false;
        }

        switch (cmd.getOpcode()) {
            case Constants.MESSAGE_TIMER_STATUS:
                return handleTimerStatus(cmd);
            case Constants.MESSAGE_FEATURE_ABORT:
                return handleFeatureAbort(cmd);
        }
        return false;
private voidsendTimerMessage()

        HdmiCecMessage message = null;
        switch (mSourceType) {
            case TIMER_RECORDING_TYPE_DIGITAL:
                message = HdmiCecMessageBuilder.buildSetDigitalTimer(getSourceAddress(),
                        mRecorderAddress, mRecordSource);
                break;
            case TIMER_RECORDING_TYPE_ANALOGUE:
                message = HdmiCecMessageBuilder.buildSetAnalogueTimer(getSourceAddress(),
                        mRecorderAddress, mRecordSource);
                break;
            case TIMER_RECORDING_TYPE_EXTERNAL:
                message = HdmiCecMessageBuilder.buildSetExternalTimer(getSourceAddress(),
                        mRecorderAddress, mRecordSource);
                break;
            default:
                tv().announceTimerRecordingResult(mRecorderAddress,
                        TIMER_RECORDING_RESULT_EXTRA_FAIL_TO_RECORD_SELECTED_SOURCE);
                finish();
                return;
        }
        sendCommand(message, new SendMessageCallback() {
            @Override
            public void onSendCompleted(int error) {
                if (error != Constants.SEND_RESULT_SUCCESS) {
                    tv().announceTimerRecordingResult(mRecorderAddress,
                            TIMER_RECORDING_RESULT_EXTRA_CHECK_RECORDER_CONNECTION);
                    finish();
                    return;
                }
                mState = STATE_WAITING_FOR_TIMER_STATUS;
                addTimer(mState, TIMER_STATUS_TIMEOUT_MS);
            }
        });
booleanstart()

        sendTimerMessage();
        return true;