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/*
* Copyright (C) 2017 Google Inc.
*
* 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.google.android.mobly.snippet.bundled;
import android.content.Context;
import android.media.AudioManager;
import android.support.test.InstrumentationRegistry;
import com.google.android.mobly.snippet.Snippet;
import com.google.android.mobly.snippet.rpc.Rpc;
import java.lang.reflect.Method;
/* Snippet class to control audio */
public class AudioSnippet implements Snippet {
private final AudioManager mAudioManager;
public AudioSnippet() {
Context context = InstrumentationRegistry.getContext();
mAudioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
}
@Rpc(description = "Gets the music stream volume.")
public int getMusicVolume() {
return mAudioManager.getStreamVolume(AudioManager.STREAM_MUSIC);
}
@Rpc(description = "Gets the maximum music stream volume value.")
public int getMusicMaxVolume() {
return mAudioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC);
}
@Rpc(
description =
"Sets the music stream volume. The minimum value is 0. Use getMusicMaxVolume"
+ "to determine the maximum."
)
public void setMusicVolume(Integer value) {
mAudioManager.setStreamVolume(
AudioManager.STREAM_MUSIC, value, 0 /* flags, 0 = no flags */);
}
@Rpc(description = "Gets the ringer volume.")
public int getRingVolume() {
return mAudioManager.getStreamVolume(AudioManager.STREAM_RING);
}
@Rpc(description = "Gets the maximum ringer volume value.")
public int getRingMaxVolume() {
return mAudioManager.getStreamMaxVolume(AudioManager.STREAM_RING);
}
@Rpc(
description =
"Sets the ringer stream volume. The minimum value is 0. Use getRingMaxVolume"
+ "to determine the maximum."
)
public void setRingVolume(Integer value) {
mAudioManager.setStreamVolume(AudioManager.STREAM_RING, value, 0 /* flags, 0 = no flags */);
}
@Rpc(description = "Silences all audio streams.")
public void muteAll() throws Exception {
/* Get numStreams from AudioSystem through reflection. If for some reason this fails,
* calling muteAll will throw. */
Class<?> audioSystem = Class.forName("android.media.AudioSystem");
Method getNumStreamTypes = audioSystem.getDeclaredMethod("getNumStreamTypes");
int numStreams = (int) getNumStreamTypes.invoke(null);
for (int i = 0; i < numStreams; i++) {
mAudioManager.setStreamVolume(i /* audio stream */, 0 /* value */, 0 /* flags */);
}
}
@Rpc(
description =
"Puts the ringer volume at the lowest setting, but does not set it to "
+ "DO NOT DISTURB; the phone will vibrate when receiving a call."
)
public void muteRing() {
setRingVolume(0);
}
@Rpc(description = "Mute music stream.")
public void muteMusic() {
setMusicVolume(0);
}
@Override
public void shutdown() {}
}
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