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Call DeleteLocalRef in GNSS JNI

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Bug: 157380700
Test: manual
Change-Id: Ia5e5a84e1b17887b440c2c83894f0a8cfc50faf4
This commit is contained in:
Yu-Han Yang
2020-05-27 16:18:16 -07:00
parent f31ae3b370
commit c19b3a8ecf
1 changed files with 32 additions and 5 deletions
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37
services/core/jni/com_android_server_location_GnssLocationProvider.cpp
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@@ -337,7 +337,11 @@ JavaObject::JavaObject(JNIEnv* env, jclass clazz, jmethodID defaultCtor) : env_(
JavaObject::JavaObject(JNIEnv* env, jclass clazz, jmethodID stringCtor, const char * sz_arg_1)
: env_(env), clazz_(clazz) {
object_ = env_->NewObject(clazz_, stringCtor, env->NewStringUTF(sz_arg_1));
jstring szArg = env->NewStringUTF(sz_arg_1);
object_ = env_->NewObject(clazz_, stringCtor, szArg);
if (szArg) {
env_->DeleteLocalRef(szArg);
}
}
@@ -724,6 +728,9 @@ Return<void> GnssCallback::gnssNameCb(const android::hardware::hidl_string& name
JNIEnv* env = getJniEnv();
jstring jstringName = env->NewStringUTF(name.c_str());
env->CallVoidMethod(mCallbacksObj, method_setGnssHardwareModelName, jstringName);
if (jstringName) {
env->DeleteLocalRef(jstringName);
}
checkAndClearExceptionFromCallback(env, __FUNCTION__);
return Void();
@@ -827,6 +834,13 @@ Return<void> GnssCallback::gnssSvStatusCbImpl(const T& svStatus) {
static_cast<jint>(listSize), svidWithFlagArray, cn0Array, elevArray, azimArray,
carrierFreqArray, basebandCn0Array);
env->DeleteLocalRef(svidWithFlagArray);
env->DeleteLocalRef(cn0Array);
env->DeleteLocalRef(elevArray);
env->DeleteLocalRef(azimArray);
env->DeleteLocalRef(carrierFreqArray);
env->DeleteLocalRef(basebandCn0Array);
checkAndClearExceptionFromCallback(env, __FUNCTION__);
return Void();
}
@@ -1429,13 +1443,18 @@ void GnssMeasurementCallback::translateSingleGnssMeasurement
JNIEnv* env = getJniEnv();
translateSingleGnssMeasurement(&(measurement_V2_0->v1_1), object);
SET(CodeType, env->NewStringUTF(measurement_V2_0->codeType.c_str()));
jstring codeType = env->NewStringUTF(measurement_V2_0->codeType.c_str());
SET(CodeType, codeType);
// Overwrite with v2_0.state since v2_0->v1_1->v1_0.state is deprecated.
SET(State, static_cast<int32_t>(measurement_V2_0->state));
// Overwrite with v2_0.constellation since v2_0->v1_1->v1_0.constellation is deprecated.
SET(ConstellationType, static_cast<int32_t>(measurement_V2_0->constellation));
if (codeType) {
env->DeleteLocalRef(codeType);
}
}
// Preallocate object as: JavaObject object(env, "android/location/GnssMeasurement");
@@ -1515,10 +1534,16 @@ void GnssMeasurementCallback::translateGnssClock(
SET(ReferenceConstellationTypeForIsb,
static_cast<int32_t>(clock.referenceSignalTypeForIsb.constellation));
SET(ReferenceCarrierFrequencyHzForIsb, clock.referenceSignalTypeForIsb.carrierFrequencyHz);
SET(ReferenceCodeTypeForIsb,
env->NewStringUTF(clock.referenceSignalTypeForIsb.codeType.c_str()));
jstring referenceCodeTypeForIsb =
env->NewStringUTF(clock.referenceSignalTypeForIsb.codeType.c_str());
SET(ReferenceCodeTypeForIsb, referenceCodeTypeForIsb);
translateGnssClock(object, clock.v1_0);
if (referenceCodeTypeForIsb) {
env->DeleteLocalRef(referenceCodeTypeForIsb);
}
}
template<>
@@ -1565,7 +1590,9 @@ jobjectArray GnssMeasurementCallback::translateAllGnssMeasurements(JNIEnv* env,
for (uint16_t i = 0; i < count; ++i) {
JavaObject object(env, class_gnssMeasurement, method_gnssMeasurementCtor);
translateSingleGnssMeasurement(&(measurements[i]), object);
env->SetObjectArrayElement(gnssMeasurementArray, i, object.get());
jobject gnssMeasurement = object.get();
env->SetObjectArrayElement(gnssMeasurementArray, i, gnssMeasurement);
env->DeleteLocalRef(gnssMeasurement);
}
return gnssMeasurementArray;