Implement isAntennaConnected interface of ITuner.

Test: instrumentation
Bug: b/36863239
Change-Id: I325cc29a696a6163fd3db1f2a75e64a2b1ddf514

core/java/android/hardware/radio/ITuner.aidl

@@ -84,4 +84,6 @@ interface ITuner {
      *         configuration.
      */
     void setAnalogForced(boolean isForced);
+
+    boolean isAntennaConnected();
 }

core/java/android/hardware/radio/TunerAdapter.java

@@ -218,8 +218,11 @@ class TunerAdapter extends RadioTuner {
 
     @Override
     public boolean isAntennaConnected() {
-        // TODO(b/36863239): forward to mTuner
-        throw new RuntimeException("Not implemented");
+        try {
+            return mTuner.isAntennaConnected();
+        } catch (RemoteException e) {
+            throw new RuntimeException("service died", e);
+        }
     }
 
     @Override

services/core/java/com/android/server/radio/Tuner.java

@@ -74,6 +74,8 @@ class Tuner extends ITuner.Stub {
     private native boolean nativeIsAnalogForced(long nativeContext);
     private native void nativeSetAnalogForced(long nativeContext, boolean isForced);
 
+    private native boolean nativeIsAntennaConnected(long nativeContext);
+
     @Override
     public void close() {
         synchronized (mLock) {
@@ -177,6 +179,7 @@ class Tuner extends ITuner.Stub {
         }
     }
 
+    @Override
     public boolean startBackgroundScan() {
         synchronized (mLock) {
             checkNotClosedLocked();
@@ -184,6 +187,7 @@ class Tuner extends ITuner.Stub {
         }
     }
 
+    @Override
     public List<RadioManager.ProgramInfo> getProgramList(String filter) {
         synchronized (mLock) {
             checkNotClosedLocked();
@@ -195,6 +199,7 @@ class Tuner extends ITuner.Stub {
         }
     }
 
+    @Override
     public boolean isAnalogForced() {
         synchronized (mLock) {
             checkNotClosedLocked();
@@ -202,10 +207,19 @@ class Tuner extends ITuner.Stub {
         }
     }
 
+    @Override
     public void setAnalogForced(boolean isForced) {
         synchronized (mLock) {
             checkNotClosedLocked();
             nativeSetAnalogForced(mNativeContext, isForced);
         }
     }
+
+    @Override
+    public boolean isAntennaConnected() {
+        synchronized (mLock) {
+            checkNotClosedLocked();
+            return nativeIsAntennaConnected(mNativeContext);
+        }
+    }
 }

services/core/jni/com_android_server_radio_Tuner.cpp

@@ -319,6 +319,21 @@ static void nativeSetAnalogForced(JNIEnv *env, jobject obj, jlong nativeContext,
     convert::ThrowIfFailed(env, halResult);
 }
 
+static bool nativeIsAntennaConnected(JNIEnv *env, jobject obj, jlong nativeContext) {
+    ALOGV("nativeIsAntennaConnected()");
+    auto halTuner = getHalTuner(nativeContext);
+    if (halTuner == nullptr) return false;
+
+    bool isConnected = false;
+    Result halResult;
+    auto hidlResult = halTuner->getConfiguration([&](Result result, const BandConfig& config) {
+        halResult = result;
+        isConnected = config.antennaConnected;
+    });
+    convert::ThrowIfFailed(env, hidlResult, halResult);
+    return isConnected;
+}
+
 static const JNINativeMethod gTunerMethods[] = {
     { "nativeInit", "(I)J", (void*)nativeInit },
     { "nativeFinalize", "(J)V", (void*)nativeFinalize },
@@ -338,6 +353,7 @@ static const JNINativeMethod gTunerMethods[] = {
             (void*)nativeGetProgramList },
     { "nativeIsAnalogForced", "(J)Z", (void*)nativeIsAnalogForced },
     { "nativeSetAnalogForced", "(JZ)V", (void*)nativeSetAnalogForced },
+    { "nativeIsAntennaConnected", "(J)Z", (void*)nativeIsAntennaConnected },
 };
 
 } // namespace Tuner

tests/radio/src/android/hardware/radio/tests/RadioTest.java

@@ -137,9 +137,8 @@ public class RadioTest {
     }
 
     private void checkAntenna() {
-        // TODO(b/36863239): enable check when isAntennaConnected is implemented
-        //boolean isConnected = mRadioTuner.isAntennaConnected();
-        //assertTrue(isConnected);
+        boolean isConnected = mRadioTuner.isAntennaConnected();
+        assertTrue(isConnected);
     }
 
     @Test