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/*
* Copyright (C) 2021 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.helpers;
import static com.android.helpers.MetricUtility.constructKey;
import android.content.Context;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.util.Log;
import androidx.test.core.app.ApplicationProvider;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* This is a collector helper to use PackageManager to get app package versions.
*/
public class AppVersionHelper implements ICollectorHelper<Long> {
private static final String TAG = AppVersionHelper.class.getSimpleName();
private static final String METRIC_PREFIX = "app-version-code-long";
private Context context;
private PackageManager packageManager;
private String[] mPackageNames = {};
public void setUp(String... packageNames) {
context = ApplicationProvider.getApplicationContext().getApplicationContext();
packageManager = context.getPackageManager();
mPackageNames = packageNames;
}
@Override
public boolean startCollecting() {
return true;
}
@Override
public Map<String, Long> getMetrics() {
Map<String, Long> metrics = new HashMap<>();
if (mPackageNames == null || mPackageNames.length == 0 || mPackageNames[0].length() == 0) {
// If no package specified, collects all.
// Additional option flags is set to 0, which is simply default.
List<PackageInfo> pkgInfos = packageManager.getInstalledPackages(0);
for (PackageInfo pkgInfo : pkgInfos) {
metrics.put(constructKey(METRIC_PREFIX, pkgInfo.packageName),
pkgInfo.getLongVersionCode());
}
} else {
for (String pkg : mPackageNames) {
try {
// Additional option flags is set to 0, which is simply default.
PackageInfo pkgInfo = packageManager.getPackageInfo(pkg, 0);
metrics.put(constructKey(METRIC_PREFIX, pkg),
pkgInfo.getLongVersionCode());
Log.d(TAG, "Found app version for package name " + pkg);
} catch (PackageManager.NameNotFoundException exception) {
Log.e(TAG, "Can't find package name " + pkg);
continue;
}
}
}
return metrics;
}
@Override
public boolean stopCollecting() {
return true;
}
}
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