Merge "Fix empty program list filter handling." into pi-dev
diff --git a/core/java/android/hardware/radio/ProgramList.java b/core/java/android/hardware/radio/ProgramList.java
index b2aa9ba..e6f523c 100644
--- a/core/java/android/hardware/radio/ProgramList.java
+++ b/core/java/android/hardware/radio/ProgramList.java
@@ -263,6 +263,17 @@
         /**
          * @hide for framework use only
          */
+        public Filter() {
+            mIdentifierTypes = Collections.emptySet();
+            mIdentifiers = Collections.emptySet();
+            mIncludeCategories = false;
+            mExcludeModifications = false;
+            mVendorFilter = null;
+        }
+
+        /**
+         * @hide for framework use only
+         */
         public Filter(@Nullable Map<String, String> vendorFilter) {
             mIdentifierTypes = Collections.emptySet();
             mIdentifiers = Collections.emptySet();
diff --git a/core/java/android/hardware/radio/TunerAdapter.java b/core/java/android/hardware/radio/TunerAdapter.java
index 85f3115..be2846f 100644
--- a/core/java/android/hardware/radio/TunerAdapter.java
+++ b/core/java/android/hardware/radio/TunerAdapter.java
@@ -60,6 +60,7 @@
                 mLegacyListProxy.close();
                 mLegacyListProxy = null;
             }
+            mCallback.close();
         }
         try {
             mTuner.close();
@@ -278,6 +279,7 @@
             try {
                 mTuner.startProgramListUpdates(filter);
             } catch (UnsupportedOperationException ex) {
+                Log.i(TAG, "Program list is not supported with this hardware");
                 return null;
             } catch (RemoteException ex) {
                 mCallback.setProgramListObserver(null, () -> { });
diff --git a/core/java/android/hardware/radio/TunerCallbackAdapter.java b/core/java/android/hardware/radio/TunerCallbackAdapter.java
index 7437c40..0fb93e5 100644
--- a/core/java/android/hardware/radio/TunerCallbackAdapter.java
+++ b/core/java/android/hardware/radio/TunerCallbackAdapter.java
@@ -53,6 +53,12 @@
         }
     }
 
+    void close() {
+        synchronized (mLock) {
+            if (mProgramList != null) mProgramList.close();
+        }
+    }
+
     void setProgramListObserver(@Nullable ProgramList programList,
             @NonNull ProgramList.OnCloseListener closeListener) {
         Objects.requireNonNull(closeListener);
diff --git a/services/core/java/com/android/server/broadcastradio/hal1/TunerCallback.java b/services/core/java/com/android/server/broadcastradio/hal1/TunerCallback.java
index 32b1d1a..7a6d964 100644
--- a/services/core/java/com/android/server/broadcastradio/hal1/TunerCallback.java
+++ b/services/core/java/com/android/server/broadcastradio/hal1/TunerCallback.java
@@ -17,6 +17,7 @@
 package com.android.server.broadcastradio.hal1;
 
 import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.hardware.radio.ITuner;
 import android.hardware.radio.ITunerCallback;
 import android.hardware.radio.ProgramList;
@@ -87,8 +88,9 @@
         mTuner.close();
     }
 
-    void startProgramListUpdates(@NonNull ProgramList.Filter filter) {
-        mProgramListFilter.set(Objects.requireNonNull(filter));
+    void startProgramListUpdates(@Nullable ProgramList.Filter filter) {
+        if (filter == null) filter = new ProgramList.Filter();
+        mProgramListFilter.set(filter);
         sendProgramListUpdate();
     }
 
diff --git a/services/core/java/com/android/server/broadcastradio/hal2/Convert.java b/services/core/java/com/android/server/broadcastradio/hal2/Convert.java
index 248151c..9730c9a 100644
--- a/services/core/java/com/android/server/broadcastradio/hal2/Convert.java
+++ b/services/core/java/com/android/server/broadcastradio/hal2/Convert.java
@@ -375,7 +375,9 @@
         );
     }
 
-    static @NonNull ProgramFilter programFilterToHal(@NonNull ProgramList.Filter filter) {
+    static @NonNull ProgramFilter programFilterToHal(@Nullable ProgramList.Filter filter) {
+        if (filter == null) filter = new ProgramList.Filter();
+
         ProgramFilter hwFilter = new ProgramFilter();
 
         filter.getIdentifierTypes().stream().forEachOrdered(hwFilter.identifierTypes::add);