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/*
* Copyright (C) 2016 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 org.chromium.latency.walt;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.support.annotation.NonNull;
import android.support.v4.app.Fragment;
import android.text.method.ScrollingMovementMethod;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Iterator;
public class AutoRunFragment extends Fragment {
static final String TEST_ACTION = "org.chromium.latency.walt.START_TEST";
static final String MODE_COLD = "Cold";
private WaltDevice waltDevice;
private AudioTest toTearDown; // TODO: figure out a better way to destroy the engine
Handler handler = new Handler();
private class AudioResultHandler implements ResultHandler {
private FileWriter fileWriter;
AudioResultHandler(String fileName) throws IOException {
fileWriter = new FileWriter(fileName);
}
@Override
public void onResult(Iterable[] results) {
if (results.length == 0) {
logger.log("Can't write empty data!");
return;
}
logger.log("Writing data file");
Iterator its[] = new Iterator[results.length];
for (int i = 0; i < results.length; i++) {
its[i] = results[i].iterator();
}
try {
while (its[0].hasNext()) {
for (Iterator it : its) {
if (it.hasNext()) {
fileWriter.write(it.next().toString() + ",");
}
}
fileWriter.write("\n");
}
} catch (IOException e) {
logger.log("Error writing output file: " + e.getMessage());
} finally {
try {
fileWriter.close();
} catch (IOException e) {
logger.log("Error closing output file: " + e.getMessage());
}
}
}
}
private void doTest(@NonNull Bundle args) {
final int reps = args.getInt("Reps", 10);
String fileName = args.getString("FileName", null);
ResultHandler r = null;
if (fileName != null) {
try {
r = new AudioResultHandler(fileName);
} catch (IOException e) {
logger.log("Unable to open output file " + e.getMessage());
return;
}
}
final String mode = args.getString("Mode", "");
final ResultHandler resultHandler = r;
Runnable testRunnable = null;
switch (args.getString("TestType", "")) {
case "MidiIn": {
testRunnable = new Runnable() {
@Override
public void run() {
MidiTest midiTest = new MidiTest(getContext(), resultHandler);
midiTest.setInputRepetitions(reps);
midiTest.testMidiIn();
}
};
break;
}
case "MidiOut": {
testRunnable = new Runnable() {
@Override
public void run() {
MidiTest midiTest = new MidiTest(getContext(), resultHandler);
midiTest.setOutputRepetitions(reps);
midiTest.testMidiOut();
}
};
break;
}
case "AudioIn": {
testRunnable = new Runnable() {
@Override
public void run() {
AudioTest audioTest = new AudioTest(getContext(), resultHandler);
audioTest.setRecordingRepetitions(reps);
audioTest.setAudioMode(MODE_COLD.equals(mode) ?
AudioTest.AudioMode.COLD : AudioTest.AudioMode.CONTINUOUS);
audioTest.beginRecordingMeasurement();
toTearDown = audioTest;
}
};
break;
}
case "AudioOut": {
final int period = args.getInt("Period", -1);
testRunnable = new Runnable() {
@Override
public void run() {
AudioTest audioTest = new AudioTest(getContext(), resultHandler);
audioTest.setPlaybackRepetitions(reps);
audioTest.setAudioMode(MODE_COLD.equals(mode) ?
AudioTest.AudioMode.COLD : AudioTest.AudioMode.CONTINUOUS);
if (period > 0) {
audioTest.setPeriod(period);
} else {
audioTest.setPeriod(MODE_COLD.equals(mode) ?
AudioTest.COLD_TEST_PERIOD : AudioTest.CONTINUOUS_TEST_PERIOD);
}
audioTest.beginPlaybackMeasurement();
toTearDown = audioTest;
}
};
break;
}
}
// Not sure we need the handler.post() here, but just in case.
final Runnable finalTestRunnable = testRunnable;
waltDevice.setConnectionStateListener(new WaltConnection.ConnectionStateListener() {
@Override
public void onConnect() {
handler.post(finalTestRunnable);
}
@Override
public void onDisconnect() {}
});
}
interface ResultHandler {
void onResult(Iterable... r);
}
@Override
public void onDestroyView() {
if (toTearDown != null) {
toTearDown.teardown();
}
super.onDestroyView();
}
private TextView txtLogAutoRun;
private SimpleLogger logger;
public AutoRunFragment() {
// Required empty public constructor
}
private BroadcastReceiver logReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String msg = intent.getStringExtra("message");
txtLogAutoRun.append("\n" + msg);
}
};
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
logger = SimpleLogger.getInstance(getContext());
waltDevice = WaltDevice.getInstance(getContext());
View view = inflater.inflate(R.layout.fragment_auto_run, container, false);
Bundle args = getArguments();
if (args != null) {
doTest(args);
}
return view;
}
@Override
public void onResume() {
super.onResume();
txtLogAutoRun = (TextView) getActivity().findViewById(R.id.txt_log_auto_run);
txtLogAutoRun.setMovementMethod(new ScrollingMovementMethod());
txtLogAutoRun.setText(logger.getLogText());
logger.registerReceiver(logReceiver);
}
@Override
public void onPause() {
logger.unregisterReceiver(logReceiver);
super.onPause();
}
}
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