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/*
* 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 com.android.test.soundtrigger;
import android.annotation.Nullable;
import android.content.Context;
import android.media.soundtrigger.SoundTriggerDetector;
import android.media.soundtrigger.SoundTriggerManager;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.os.ParcelUuid;
import android.util.Log;
import com.android.internal.app.ISoundTriggerService;
import java.lang.RuntimeException;
import java.util.UUID;
/**
* Utility class for the managing sound trigger sound models.
*/
public class SoundTriggerUtil {
private static final String TAG = "SoundTriggerTestUtil";
private final SoundTriggerManager mSoundTriggerManager;
private final Context mContext;
public SoundTriggerUtil(Context context) {
mSoundTriggerManager = (SoundTriggerManager) context.getSystemService(
Context.SOUND_TRIGGER_SERVICE);
mContext = context;
}
/**
* Adds/Updates a sound model.
* The sound model must contain a valid UUID.
*
* @param soundModel The sound model to add/update.
*/
public boolean addOrUpdateSoundModel(SoundTriggerManager.Model soundModel) {
if (soundModel == null) {
throw new RuntimeException("Bad sound model");
}
mSoundTriggerManager.updateModel(soundModel);
return true;
}
/**
* Gets the sound model for the given keyphrase, null if none exists.
* If a sound model for a given keyphrase exists, and it needs to be updated,
* it should be obtained using this method, updated and then passed in to
* {@link #addOrUpdateSoundModel(SoundTriggerManager.Model)} without changing the IDs.
*
* @param modelId The model ID to look-up the sound model for.
* @return The sound model if one was found, null otherwise.
*/
@Nullable
public SoundTriggerManager.Model getSoundModel(UUID modelId) {
SoundTriggerManager.Model model = null;
model = mSoundTriggerManager.getModel(modelId);
if (model == null) {
Log.w(TAG, "No models present for the given keyphrase ID");
return null;
} else {
return model;
}
}
/**
* Deletes the sound model for the given keyphrase id.
*
* @param modelId The model ID to look-up the sound model for.
* @return {@code true} if the call succeeds, {@code false} otherwise.
*/
public boolean deleteSoundModel(UUID modelId) {
mSoundTriggerManager.deleteModel(modelId);
return true;
}
public SoundTriggerDetector createSoundTriggerDetector(UUID modelId,
SoundTriggerDetector.Callback callback) {
return mSoundTriggerManager.createSoundTriggerDetector(modelId, callback, null);
}
}
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