Use blob (shared memory) for large data in sound model/recognition event/config
Also add a missing null check in writeBlob
Bug: 16516353
Change-Id: Ie702f8daae541cab7c2cee6e13d49e7fc84c84e1
diff --git a/core/java/android/hardware/soundtrigger/IRecognitionStatusCallback.aidl b/core/java/android/hardware/soundtrigger/IRecognitionStatusCallback.aidl
index 038d7ef..0bf4f25 100644
--- a/core/java/android/hardware/soundtrigger/IRecognitionStatusCallback.aidl
+++ b/core/java/android/hardware/soundtrigger/IRecognitionStatusCallback.aidl
@@ -16,6 +16,8 @@
package android.hardware.soundtrigger;
+import android.hardware.soundtrigger.SoundTrigger;
+
/**
* @hide
*/
@@ -27,7 +29,7 @@
* TODO: See if the data being passed in works well, if not use shared memory.
* This *MUST* not exceed 100K.
*/
- void onDetected(in byte[] data);
+ void onDetected(in SoundTrigger.RecognitionEvent recognitionEvent);
/**
* Called when the detection for the associated keyphrase stops.
*/
diff --git a/core/java/android/hardware/soundtrigger/SoundTrigger.aidl b/core/java/android/hardware/soundtrigger/SoundTrigger.aidl
index 837691a..9adc6bc 100644
--- a/core/java/android/hardware/soundtrigger/SoundTrigger.aidl
+++ b/core/java/android/hardware/soundtrigger/SoundTrigger.aidl
@@ -21,4 +21,5 @@
parcelable SoundTrigger.KeyphraseRecognitionExtra;
parcelable SoundTrigger.KeyphraseSoundModel;
parcelable SoundTrigger.ModuleProperties;
-parcelable SoundTrigger.RecognitionConfig;
\ No newline at end of file
+parcelable SoundTrigger.RecognitionConfig;
+parcelable SoundTrigger.RecognitionEvent;
\ No newline at end of file
diff --git a/core/java/android/hardware/soundtrigger/SoundTrigger.java b/core/java/android/hardware/soundtrigger/SoundTrigger.java
index 9a5cd9b..3e84368 100644
--- a/core/java/android/hardware/soundtrigger/SoundTrigger.java
+++ b/core/java/android/hardware/soundtrigger/SoundTrigger.java
@@ -347,12 +347,7 @@
private static KeyphraseSoundModel fromParcel(Parcel in) {
UUID uuid = UUID.fromString(in.readString());
- byte[] data = null;
- int dataLength = in.readInt();
- if (dataLength >= 0) {
- data = new byte[dataLength];
- in.readByteArray(data);
- }
+ byte[] data = in.readBlob();
Keyphrase[] keyphrases = in.createTypedArray(Keyphrase.CREATOR);
return new KeyphraseSoundModel(uuid, data, keyphrases);
}
@@ -365,12 +360,7 @@
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeString(uuid.toString());
- if (data != null) {
- dest.writeInt(data.length);
- dest.writeByteArray(data);
- } else {
- dest.writeInt(-1);
- }
+ dest.writeBlob(data);
dest.writeTypedArray(keyphrases, 0);
}
@@ -406,7 +396,7 @@
* {@link StatusListener#onRecognition(RecognitionEvent)}
* callback upon recognition success or failure.
*/
- public static class RecognitionEvent {
+ public static class RecognitionEvent implements Parcelable {
/** Recognition status e.g {@link #RECOGNITION_STATUS_SUCCESS} */
public final int status;
/** Sound Model corresponding to this event callback */
@@ -425,7 +415,7 @@
* typically during enrollment. */
public final byte[] data;
- RecognitionEvent(int status, int soundModelHandle, boolean captureAvailable,
+ public RecognitionEvent(int status, int soundModelHandle, boolean captureAvailable,
int captureSession, int captureDelayMs, int capturePreambleMs, byte[] data) {
this.status = status;
this.soundModelHandle = soundModelHandle;
@@ -435,6 +425,85 @@
this.capturePreambleMs = capturePreambleMs;
this.data = data;
}
+
+ public static final Parcelable.Creator<RecognitionEvent> CREATOR
+ = new Parcelable.Creator<RecognitionEvent>() {
+ public RecognitionEvent createFromParcel(Parcel in) {
+ return RecognitionEvent.fromParcel(in);
+ }
+
+ public RecognitionEvent[] newArray(int size) {
+ return new RecognitionEvent[size];
+ }
+ };
+
+ private static RecognitionEvent fromParcel(Parcel in) {
+ int status = in.readInt();
+ int soundModelHandle = in.readInt();
+ boolean captureAvailable = in.readByte() == 1;
+ int captureSession = in.readInt();
+ int captureDelayMs = in.readInt();
+ int capturePreambleMs = in.readInt();
+ byte[] data = in.readBlob();
+ return new RecognitionEvent(status, soundModelHandle, captureAvailable, captureSession,
+ captureDelayMs, capturePreambleMs, data);
+ }
+
+ @Override
+ public int describeContents() {
+ return 0;
+ }
+
+ @Override
+ public void writeToParcel(Parcel dest, int flags) {
+ dest.writeInt(status);
+ dest.writeInt(soundModelHandle);
+ dest.writeByte((byte) (captureAvailable ? 1 : 0));
+ dest.writeInt(captureSession);
+ dest.writeInt(captureDelayMs);
+ dest.writeInt(capturePreambleMs);
+ dest.writeBlob(data);
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + (captureAvailable ? 1231 : 1237);
+ result = prime * result + captureDelayMs;
+ result = prime * result + capturePreambleMs;
+ result = prime * result + captureSession;
+ result = prime * result + Arrays.hashCode(data);
+ result = prime * result + soundModelHandle;
+ result = prime * result + status;
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj)
+ return true;
+ if (obj == null)
+ return false;
+ if (getClass() != obj.getClass())
+ return false;
+ RecognitionEvent other = (RecognitionEvent) obj;
+ if (captureAvailable != other.captureAvailable)
+ return false;
+ if (captureDelayMs != other.captureDelayMs)
+ return false;
+ if (capturePreambleMs != other.capturePreambleMs)
+ return false;
+ if (captureSession != other.captureSession)
+ return false;
+ if (!Arrays.equals(data, other.data))
+ return false;
+ if (soundModelHandle != other.soundModelHandle)
+ return false;
+ if (status != other.status)
+ return false;
+ return true;
+ }
}
/**
@@ -475,12 +544,7 @@
boolean captureRequested = in.readByte() == 1;
KeyphraseRecognitionExtra[] keyphrases =
in.createTypedArray(KeyphraseRecognitionExtra.CREATOR);
- byte[] data = null;
- int dataLength = in.readInt();
- if (dataLength >= 0) {
- data = new byte[dataLength];
- in.readByteArray(data);
- }
+ byte[] data = in.readBlob();
return new RecognitionConfig(captureRequested, keyphrases, data);
}
@@ -488,12 +552,7 @@
public void writeToParcel(Parcel dest, int flags) {
dest.writeByte((byte) (captureRequested ? 1 : 0));
dest.writeTypedArray(keyphrases, 0);
- if (data != null) {
- dest.writeInt(data.length);
- dest.writeByteArray(data);
- } else {
- dest.writeInt(-1);
- }
+ dest.writeBlob(data);
}
@Override
diff --git a/core/java/android/os/Parcel.java b/core/java/android/os/Parcel.java
index 59cd97c..a1c2aa1 100644
--- a/core/java/android/os/Parcel.java
+++ b/core/java/android/os/Parcel.java
@@ -485,6 +485,7 @@
* growing {@link #dataCapacity} if needed.
* @param b Bytes to place into the parcel.
* {@hide}
+ * {@SystemApi}
*/
public final void writeBlob(byte[] b) {
nativeWriteBlob(mNativePtr, b, 0, (b != null) ? b.length : 0);
@@ -1714,6 +1715,7 @@
/**
* Read a blob of data from the parcel and return it as a byte array.
* {@hide}
+ * {@SystemApi}
*/
public final byte[] readBlob() {
return nativeReadBlob(mNativePtr);
diff --git a/core/java/android/service/voice/AlwaysOnHotwordDetector.java b/core/java/android/service/voice/AlwaysOnHotwordDetector.java
index d077a17..a8c08d55 100644
--- a/core/java/android/service/voice/AlwaysOnHotwordDetector.java
+++ b/core/java/android/service/voice/AlwaysOnHotwordDetector.java
@@ -27,6 +27,7 @@
import android.hardware.soundtrigger.SoundTrigger.KeyphraseSoundModel;
import android.hardware.soundtrigger.SoundTrigger.ModuleProperties;
import android.hardware.soundtrigger.SoundTrigger.RecognitionConfig;
+import android.hardware.soundtrigger.SoundTrigger.RecognitionEvent;
import android.os.AsyncTask;
import android.os.Handler;
import android.os.Message;
@@ -380,10 +381,10 @@
}
@Override
- public void onDetected(byte[] data) {
+ public void onDetected(RecognitionEvent recognitionEvent) {
Slog.i(TAG, "onDetected");
Message message = Message.obtain(mHandler, MSG_HOTWORD_DETECTED);
- message.obj = data;
+ message.obj = recognitionEvent.data;
message.sendToTarget();
}
diff --git a/core/jni/android_os_Parcel.cpp b/core/jni/android_os_Parcel.cpp
index 3ba481e..44863cc 100644
--- a/core/jni/android_os_Parcel.cpp
+++ b/core/jni/android_os_Parcel.cpp
@@ -194,6 +194,14 @@
return;
}
+ if (data == NULL) {
+ const status_t err = parcel->writeInt32(-1);
+ if (err != NO_ERROR) {
+ signalExceptionForError(env, clazz, err);
+ }
+ return;
+ }
+
const status_t err = parcel->writeInt32(length);
if (err != NO_ERROR) {
signalExceptionForError(env, clazz, err);
diff --git a/services/voiceinteraction/java/com/android/server/voiceinteraction/SoundTriggerHelper.java b/services/voiceinteraction/java/com/android/server/voiceinteraction/SoundTriggerHelper.java
index 86dca79..1e4a518 100644
--- a/services/voiceinteraction/java/com/android/server/voiceinteraction/SoundTriggerHelper.java
+++ b/services/voiceinteraction/java/com/android/server/voiceinteraction/SoundTriggerHelper.java
@@ -238,20 +238,13 @@
switch (event.status) {
case SoundTrigger.RECOGNITION_STATUS_SUCCESS:
- // TODO: Pass the captured audio back.
try {
- listener.onDetected(null);
+ listener.onDetected(event);
} catch (RemoteException e) {
Slog.w(TAG, "RemoteException in onDetected");
}
break;
- case SoundTrigger.RECOGNITION_STATUS_ABORT:
- try {
- listener.onDetectionStopped();
- } catch (RemoteException e) {
- Slog.w(TAG, "RemoteException in onDetectionStopped");
- }
- break;
+ case SoundTrigger.RECOGNITION_STATUS_ABORT: // fall-through
case SoundTrigger.RECOGNITION_STATUS_FAILURE:
try {
listener.onDetectionStopped();
diff --git a/tests/SoundTriggerTests/Android.mk b/tests/SoundTriggerTests/Android.mk
new file mode 100644
index 0000000..407a9d7
--- /dev/null
+++ b/tests/SoundTriggerTests/Android.mk
@@ -0,0 +1,27 @@
+#
+# Copyright (C) 2014 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_MODULE_TAGS := tests
+
+LOCAL_SRC_FILES := $(call all-subdir-java-files)
+
+LOCAL_JAVA_LIBRARIES := android.test.runner
+
+LOCAL_PACKAGE_NAME := SoundTriggerTests
+
+include $(BUILD_PACKAGE)
diff --git a/tests/SoundTriggerTests/AndroidManifest.xml b/tests/SoundTriggerTests/AndroidManifest.xml
new file mode 100644
index 0000000..5e5a108
--- /dev/null
+++ b/tests/SoundTriggerTests/AndroidManifest.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2014 The Android Open Source Project
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+-->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android.hardware.soundtrigger">
+ <application>
+ <uses-library android:name="android.test.runner" />
+ </application>
+
+ <instrumentation android:name="android.test.InstrumentationTestRunner"
+ android:targetPackage="android.hardware.soundtrigger"
+ android:label="Tests for android.hardware.soundtrigger" />
+</manifest>
diff --git a/tests/SoundTriggerTests/src/android/hardware/soundtrigger/SoundTriggerTest.java b/tests/SoundTriggerTests/src/android/hardware/soundtrigger/SoundTriggerTest.java
new file mode 100644
index 0000000..5d32c66e
--- /dev/null
+++ b/tests/SoundTriggerTests/src/android/hardware/soundtrigger/SoundTriggerTest.java
@@ -0,0 +1,256 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.soundtrigger;
+
+import android.hardware.soundtrigger.SoundTrigger;
+import android.hardware.soundtrigger.SoundTrigger.Keyphrase;
+import android.hardware.soundtrigger.SoundTrigger.KeyphraseSoundModel;
+import android.hardware.soundtrigger.SoundTrigger.RecognitionEvent;
+import android.os.Parcel;
+import android.test.InstrumentationTestCase;
+import android.test.suitebuilder.annotation.LargeTest;
+import android.test.suitebuilder.annotation.SmallTest;
+
+import java.util.Arrays;
+import java.util.Random;
+import java.util.UUID;
+
+public class SoundTriggerTest extends InstrumentationTestCase {
+ private Random mRandom = new Random();
+
+ @SmallTest
+ public void testKeyphraseParcelUnparcel_noUsers() throws Exception {
+ Keyphrase keyphrase = new Keyphrase(1, 0, "en-US", "hello", null);
+
+ // Write to a parcel
+ Parcel parcel = Parcel.obtain();
+ keyphrase.writeToParcel(parcel, 0);
+
+ // Read from it
+ parcel.setDataPosition(0);
+ Keyphrase unparceled = Keyphrase.CREATOR.createFromParcel(parcel);
+
+ // Verify that they are the same
+ assertEquals(keyphrase.id, unparceled.id);
+ assertNull(unparceled.users);
+ assertEquals(keyphrase.locale, unparceled.locale);
+ assertEquals(keyphrase.text, unparceled.text);
+ }
+
+ @SmallTest
+ public void testKeyphraseParcelUnparcel_zeroUsers() throws Exception {
+ Keyphrase keyphrase = new Keyphrase(1, 0, "en-US", "hello", new int[0]);
+
+ // Write to a parcel
+ Parcel parcel = Parcel.obtain();
+ keyphrase.writeToParcel(parcel, 0);
+
+ // Read from it
+ parcel.setDataPosition(0);
+ Keyphrase unparceled = Keyphrase.CREATOR.createFromParcel(parcel);
+
+ // Verify that they are the same
+ assertEquals(keyphrase.id, unparceled.id);
+ assertTrue(Arrays.equals(keyphrase.users, unparceled.users));
+ assertEquals(keyphrase.locale, unparceled.locale);
+ assertEquals(keyphrase.text, unparceled.text);
+ }
+
+ @SmallTest
+ public void testKeyphraseParcelUnparcel_pos() throws Exception {
+ Keyphrase keyphrase = new Keyphrase(1, 0, "en-US", "hello", new int[] {1, 2, 3, 4, 5});
+
+ // Write to a parcel
+ Parcel parcel = Parcel.obtain();
+ keyphrase.writeToParcel(parcel, 0);
+
+ // Read from it
+ parcel.setDataPosition(0);
+ Keyphrase unparceled = Keyphrase.CREATOR.createFromParcel(parcel);
+
+ // Verify that they are the same
+ assertEquals(keyphrase.id, unparceled.id);
+ assertTrue(Arrays.equals(keyphrase.users, unparceled.users));
+ assertEquals(keyphrase.locale, unparceled.locale);
+ assertEquals(keyphrase.text, unparceled.text);
+ }
+
+ @SmallTest
+ public void testKeyphraseSoundModelParcelUnparcel_noData() throws Exception {
+ Keyphrase[] keyphrases = new Keyphrase[2];
+ keyphrases[0] = new Keyphrase(1, 0, "en-US", "hello", new int[] {0});
+ keyphrases[1] = new Keyphrase(2, 0, "fr-FR", "there", new int[] {1, 2});
+ KeyphraseSoundModel ksm = new KeyphraseSoundModel(UUID.randomUUID(), null, keyphrases);
+
+ // Write to a parcel
+ Parcel parcel = Parcel.obtain();
+ ksm.writeToParcel(parcel, 0);
+
+ // Read from it
+ parcel.setDataPosition(0);
+ KeyphraseSoundModel unparceled = KeyphraseSoundModel.CREATOR.createFromParcel(parcel);
+
+ // Verify that they are the same
+ assertEquals(ksm.uuid, unparceled.uuid);
+ assertNull(unparceled.data);
+ assertEquals(ksm.type, unparceled.type);
+ assertTrue(Arrays.equals(keyphrases, unparceled.keyphrases));
+ }
+
+ @SmallTest
+ public void testKeyphraseSoundModelParcelUnparcel_zeroData() throws Exception {
+ Keyphrase[] keyphrases = new Keyphrase[2];
+ keyphrases[0] = new Keyphrase(1, 0, "en-US", "hello", new int[] {0});
+ keyphrases[1] = new Keyphrase(2, 0, "fr-FR", "there", new int[] {1, 2});
+ KeyphraseSoundModel ksm = new KeyphraseSoundModel(UUID.randomUUID(), new byte[0],
+ keyphrases);
+
+ // Write to a parcel
+ Parcel parcel = Parcel.obtain();
+ ksm.writeToParcel(parcel, 0);
+
+ // Read from it
+ parcel.setDataPosition(0);
+ KeyphraseSoundModel unparceled = KeyphraseSoundModel.CREATOR.createFromParcel(parcel);
+
+ // Verify that they are the same
+ assertEquals(ksm.uuid, unparceled.uuid);
+ assertEquals(ksm.type, unparceled.type);
+ assertTrue(Arrays.equals(ksm.keyphrases, unparceled.keyphrases));
+ assertTrue(Arrays.equals(ksm.data, unparceled.data));
+ }
+
+ @SmallTest
+ public void testKeyphraseSoundModelParcelUnparcel_noKeyphrases() throws Exception {
+ byte[] data = new byte[10];
+ mRandom.nextBytes(data);
+ KeyphraseSoundModel ksm = new KeyphraseSoundModel(UUID.randomUUID(), data, null);
+
+ // Write to a parcel
+ Parcel parcel = Parcel.obtain();
+ ksm.writeToParcel(parcel, 0);
+
+ // Read from it
+ parcel.setDataPosition(0);
+ KeyphraseSoundModel unparceled = KeyphraseSoundModel.CREATOR.createFromParcel(parcel);
+
+ // Verify that they are the same
+ assertEquals(ksm.uuid, unparceled.uuid);
+ assertEquals(ksm.type, unparceled.type);
+ assertNull(unparceled.keyphrases);
+ assertTrue(Arrays.equals(ksm.data, unparceled.data));
+ }
+
+ @SmallTest
+ public void testKeyphraseSoundModelParcelUnparcel_zeroKeyphrases() throws Exception {
+ byte[] data = new byte[10];
+ mRandom.nextBytes(data);
+ KeyphraseSoundModel ksm = new KeyphraseSoundModel(UUID.randomUUID(), data,
+ new Keyphrase[0]);
+
+ // Write to a parcel
+ Parcel parcel = Parcel.obtain();
+ ksm.writeToParcel(parcel, 0);
+
+ // Read from it
+ parcel.setDataPosition(0);
+ KeyphraseSoundModel unparceled = KeyphraseSoundModel.CREATOR.createFromParcel(parcel);
+
+ // Verify that they are the same
+ assertEquals(ksm.uuid, unparceled.uuid);
+ assertEquals(ksm.type, unparceled.type);
+ assertTrue(Arrays.equals(ksm.keyphrases, unparceled.keyphrases));
+ assertTrue(Arrays.equals(ksm.data, unparceled.data));
+ }
+
+ @LargeTest
+ public void testKeyphraseSoundModelParcelUnparcel_largeData() throws Exception {
+ Keyphrase[] keyphrases = new Keyphrase[2];
+ keyphrases[0] = new Keyphrase(1, 0, "en-US", "hello", new int[] {0});
+ keyphrases[1] = new Keyphrase(2, 0, "fr-FR", "there", new int[] {1, 2});
+ byte[] data = new byte[200 * 1024];
+ mRandom.nextBytes(data);
+ KeyphraseSoundModel ksm = new KeyphraseSoundModel(UUID.randomUUID(), data, keyphrases);
+
+ // Write to a parcel
+ Parcel parcel = Parcel.obtain();
+ ksm.writeToParcel(parcel, 0);
+
+ // Read from it
+ parcel.setDataPosition(0);
+ KeyphraseSoundModel unparceled = KeyphraseSoundModel.CREATOR.createFromParcel(parcel);
+
+ // Verify that they are the same
+ assertEquals(ksm.uuid, unparceled.uuid);
+ assertEquals(ksm.type, unparceled.type);
+ assertTrue(Arrays.equals(ksm.data, unparceled.data));
+ assertTrue(Arrays.equals(ksm.keyphrases, unparceled.keyphrases));
+ }
+
+ @SmallTest
+ public void testRecognitionEventParcelUnparcel_noData() throws Exception {
+ RecognitionEvent re = new RecognitionEvent(SoundTrigger.RECOGNITION_STATUS_SUCCESS, 1,
+ true, 2, 3, 4, null);
+
+ // Write to a parcel
+ Parcel parcel = Parcel.obtain();
+ re.writeToParcel(parcel, 0);
+
+ // Read from it
+ parcel.setDataPosition(0);
+ RecognitionEvent unparceled = RecognitionEvent.CREATOR.createFromParcel(parcel);
+
+ // Verify that they are the same
+ assertEquals(re, unparceled);
+ }
+
+ @SmallTest
+ public void testRecognitionEventParcelUnparcel_zeroData() throws Exception {
+ RecognitionEvent re = new RecognitionEvent(SoundTrigger.RECOGNITION_STATUS_FAILURE, 1,
+ true, 2, 3, 4, new byte[1]);
+
+ // Write to a parcel
+ Parcel parcel = Parcel.obtain();
+ re.writeToParcel(parcel, 0);
+
+ // Read from it
+ parcel.setDataPosition(0);
+ RecognitionEvent unparceled = RecognitionEvent.CREATOR.createFromParcel(parcel);
+
+ // Verify that they are the same
+ assertEquals(re, unparceled);
+ }
+
+ @SmallTest
+ public void testRecognitionEventParcelUnparcel_largeData() throws Exception {
+ byte[] data = new byte[200 * 1024];
+ mRandom.nextBytes(data);
+ RecognitionEvent re = new RecognitionEvent(SoundTrigger.RECOGNITION_STATUS_ABORT, 1,
+ false, 2, 3, 4, data);
+
+ // Write to a parcel
+ Parcel parcel = Parcel.obtain();
+ re.writeToParcel(parcel, 0);
+
+ // Read from it
+ parcel.setDataPosition(0);
+ RecognitionEvent unparceled = RecognitionEvent.CREATOR.createFromParcel(parcel);
+
+ // Verify that they are the same
+ assertEquals(re, unparceled);
+ }
+}