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Commit e18379f5 authored by Henry Fang's avatar Henry Fang
Browse files

Support blink scan 

Allow scan again if callback and executor are same as before.

bug: 173239634
Test: atest -c TunerTest
Change-Id: Iec5ba453b3d3d40c0d96fda5c7288b79898d9aea
parent 976002b6

media/java/android/media/tv/tuner/Tuner.java

+7 −3
Original line number Diff line number Diff line
@@ -740,10 +740,14 @@ public class Tuner implements AutoCloseable { 
    @Result

    public int scan(@NonNull FrontendSettings settings, @ScanType int scanType,

            @NonNull @CallbackExecutor Executor executor, @NonNull ScanCallback scanCallback) {

        if (mScanCallback != null || mScanCallbackExecutor != null) {

        /**

         * Scan can be called again for blink scan if scanCallback and executor are same as before.

         */

        if (((mScanCallback != null) && (mScanCallback != scanCallback))

                || ((mScanCallbackExecutor != null) && (mScanCallbackExecutor != executor))) {

            throw new IllegalStateException(

                    "Scan already in progress.  stopScan must be called before a new scan can be "

                            + "started.");

                    "Different Scan session already in progress.  stopScan must be called "

                        + "before a new scan session can be " + "started.");

        }

        mFrontendType = settings.getType();

        if (mFrontendType == FrontendSettings.TYPE_DTMB) {