Merge "Adds support for specifying the version of a service to register/lookup." (c3d8550c) · Commits · e / os / android_frameworks_base

core/java/android/os/HwBinder.java

+5 −2

Original line number	Diff line number	Diff line
		@@ -38,8 +38,11 @@ public abstract class HwBinder implements IHwBinder {
		public abstract void onTransact(
		int code, HwParcel request, HwParcel reply, int flags);

		public native final void registerService(String serviceName);
		public static native final IHwBinder getService(String serviceName);
		public native final void registerService(
		String serviceName, int versionMajor, int versionMinor);

		public static native final IHwBinder getService(
		String serviceName, int versionMajor, int versionMinor);

		// Returns address of the "freeFunction".
		private static native final long native_init();

core/jni/android_os_HwBinder.cpp

+32 −6

Original line number	Diff line number	Diff line
		@@ -196,19 +196,32 @@ static void JHwBinder_native_transact(
		}

		static void JHwBinder_native_registerService(
		JNIEnv *env, jobject thiz, jstring serviceNameObj) {
		JNIEnv *env,
		jobject thiz,
		jstring serviceNameObj,
		jint versionMajor,
		jint versionMinor) {
		if (serviceNameObj == NULL) {
		jniThrowException(env, "java/lang/NullPointerException", NULL);
		return;
		}

		if (versionMajor < 0
		\|\| versionMajor > 65535
		\|\| versionMinor < 0
		\|\| versionMinor > 65535) {
		jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
		return;
		}

		const jchar *serviceName = env->GetStringCritical(serviceNameObj, NULL);

		if (serviceName == NULL) {
		return; // XXX exception already pending?
		}

		const hardware::hidl_version kVersion = hardware::make_hidl_version(1, 0);
		const hardware::hidl_version kVersion =
		hardware::make_hidl_version(versionMajor, versionMinor);

		sp<hardware::IBinder> binder = JHwBinder::GetNativeContext(env, thiz);

		@@ -231,19 +244,32 @@ static void JHwBinder_native_registerService(
		}

		static jobject JHwBinder_native_getService(
		JNIEnv env, jclass / clazzObj */, jstring serviceNameObj) {
		JNIEnv *env,
		jclass /* clazzObj */,
		jstring serviceNameObj,
		jint versionMajor,
		jint versionMinor) {
		if (serviceNameObj == NULL) {
		jniThrowException(env, "java/lang/NullPointerException", NULL);
		return NULL;
		}

		if (versionMajor < 0
		\|\| versionMajor > 65535
		\|\| versionMinor < 0
		\|\| versionMinor > 65535) {
		jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
		return NULL;
		}

		const jchar *serviceName = env->GetStringCritical(serviceNameObj, NULL);

		if (serviceName == NULL) {
		return NULL; // XXX exception already pending?
		}

		const hardware::hidl_version kVersion = hardware::make_hidl_version(1, 0);
		const hardware::hidl_version kVersion =
		hardware::make_hidl_version(versionMajor, versionMinor);

		LOG(INFO) << "looking for service '"
		<< String8(String16(
		@@ -280,10 +306,10 @@ static JNINativeMethod gMethods[] = {
		"(IL" PACKAGE_PATH "/HwParcel;L" PACKAGE_PATH "/HwParcel;I)V",
		(void *)JHwBinder_native_transact },

		{ "registerService", "(Ljava/lang/String;)V",
		{ "registerService", "(Ljava/lang/String;II)V",
		(void *)JHwBinder_native_registerService },

		{ "getService", "(Ljava/lang/String;)L" PACKAGE_PATH "/IHwBinder;",
		{ "getService", "(Ljava/lang/String;II)L" PACKAGE_PATH "/IHwBinder;",
		(void *)JHwBinder_native_getService },
		};