Add diagnostic error code to MediaDrm IllegalStateExceptions (d712e1a3) · Commits · e / os / android_frameworks_base

api/current.txt

+5 −0

Original line number	Diff line number	Diff line
		@@ -14482,6 +14482,11 @@ package android.media {
		method public java.lang.String getDefaultUrl();
		}

		public static final class MediaDrm.MediaDrmStateException extends java.lang.IllegalStateException {
		ctor public MediaDrm.MediaDrmStateException(int, java.lang.String);
		method public int getErrorCode();
		}

		public static abstract interface MediaDrm.OnEventListener {
		method public abstract void onEvent(android.media.MediaDrm, byte[], int, int, byte[]);
		}

media/java/android/media/MediaDrm.java

+21 −0

Original line number	Diff line number	Diff line
		@@ -180,6 +180,27 @@ public final class MediaDrm {
		getByteArrayFromUUID(uuid));
		}

		/**
		* Thrown when an unrecoverable failure occurs during a MediaDrm operation.
		* Extends java.lang.IllegalStateException with the addition of an error
		* code that may be useful in diagnosing the failure.
		*/
		public static final class MediaDrmStateException extends java.lang.IllegalStateException {
		private final int mErrorCode;

		public MediaDrmStateException(int errorCode, String detailMessage) {
		super(detailMessage);
		mErrorCode = errorCode;
		}

		/**
		* Retrieve the associated error code
		*/
		public int getErrorCode() {
		return mErrorCode;
		}
		}

		/**
		* Register a callback to be invoked when an event occurs
		*

media/jni/android_media_MediaDrm.cpp

+19 −2

Original line number	Diff line number	Diff line
		@@ -110,6 +110,11 @@ struct CertificateFields {
		jfieldID certificateData;
		};

		struct StateExceptionFields {
		jmethodID init;
		jclass classId;
		};

		struct fields_t {
		jfieldID context;
		jmethodID post_event;
		@@ -121,6 +126,7 @@ struct fields_t {
		IteratorFields iterator;
		EntryFields entry;
		CertificateFields certificate;
		StateExceptionFields stateException;
		jclass certificateClassId;
		jclass hashmapClassId;
		jclass arraylistClassId;
		@@ -212,6 +218,14 @@ void JNIDrmListener::notify(DrmPlugin::EventType eventType, int extra,
		}
		}

		static void throwStateException(JNIEnv env, const char msg, status_t err) {
		ALOGE("Illegal state exception: %s (%d)", msg, err);

		jobject exception = env->NewObject(gFields.stateException.classId,
		gFields.stateException.init, static_cast<int>(err),
		env->NewStringUTF(msg));
		env->Throw(static_cast<jthrowable>(exception));
		}

		static bool throwExceptionAsNecessary(
		JNIEnv env, status_t err, const char msg = NULL) {
		@@ -275,8 +289,7 @@ static bool throwExceptionAsNecessary(
		msg = errbuf.string();
		}
		}
		ALOGE("Illegal state exception: %s", msg);
		jniThrowException(env, "java/lang/IllegalStateException", msg);
		throwStateException(env, msg, err);
		return true;
		}
		return false;
		@@ -608,6 +621,10 @@ static void android_media_MediaDrm_native_init(JNIEnv *env) {

		FIND_CLASS(clazz, "java/util/ArrayList");
		gFields.arraylistClassId = static_cast<jclass>(env->NewGlobalRef(clazz));

		FIND_CLASS(clazz, "android/media/MediaDrm$MediaDrmStateException");
		GET_METHOD_ID(gFields.stateException.init, clazz, "<init>", "(ILjava/lang/String;)V");
		gFields.stateException.classId = static_cast<jclass>(env->NewGlobalRef(clazz));
		}

		static void android_media_MediaDrm_native_setup(