fix ANR issue caused by MediaDRM api #791
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| /** | ||
| * The MIT License (MIT) | ||
| * | ||
| * Copyright (c) 2014 Segment.io, Inc. | ||
| * | ||
| * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| * of this software and associated documentation files (the "Software"), to deal | ||
| * in the Software without restriction, including without limitation the rights | ||
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| * copies of the Software, and to permit persons to whom the Software is | ||
| * furnished to do so, subject to the following conditions: | ||
| * | ||
| * The above copyright notice and this permission notice shall be included in all | ||
| * copies or substantial portions of the Software. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| * SOFTWARE. | ||
| */ | ||
| package com.segment.analytics; | ||
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| import static com.segment.analytics.internal.Utils.getUniqueID; | ||
| import static com.segment.analytics.internal.Utils.isNullOrEmpty; | ||
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| import android.content.SharedPreferences; | ||
| import java.util.UUID; | ||
| import java.util.concurrent.CountDownLatch; | ||
| import java.util.concurrent.ExecutorService; | ||
| import java.util.concurrent.Executors; | ||
| import java.util.concurrent.Future; | ||
| import java.util.concurrent.TimeUnit; | ||
|
|
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| public class GetDeviceIdTask { | ||
|
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| private final ExecutorService executor = Executors.newFixedThreadPool(2); | ||
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| private final AnalyticsContext analyticsContext; | ||
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| private final SharedPreferences segmentSharedPreference; | ||
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| private final CountDownLatch latch; | ||
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| private static final String DEVICE_ID_CACHE_KEY = "device.id"; | ||
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| public GetDeviceIdTask( | ||
| AnalyticsContext analyticsContext, | ||
| SharedPreferences segmentSharedPreference, | ||
| CountDownLatch latch) { | ||
| this.analyticsContext = analyticsContext; | ||
| this.segmentSharedPreference = segmentSharedPreference; | ||
| this.latch = latch; | ||
| } | ||
|
|
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| public void execute() { | ||
| if (cacheHit()) { | ||
| return; | ||
| } | ||
|
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| final Future<?> future = | ||
| executor.submit( | ||
| new Runnable() { | ||
| @Override | ||
| public void run() { | ||
| String deviceId = getDeviceId(); | ||
|
|
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| if (!Thread.currentThread().isInterrupted()) { | ||
| updateDeviceId(deviceId); | ||
| updateCache(deviceId); | ||
| } | ||
| } | ||
| }); | ||
|
|
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| executor.execute( | ||
| new Runnable() { | ||
| @Override | ||
| public void run() { | ||
| try { | ||
| future.get(2, TimeUnit.SECONDS); | ||
| } catch (Exception e) { | ||
| future.cancel(true); | ||
| String fallbackDeviceId = UUID.randomUUID().toString(); | ||
| updateDeviceId(fallbackDeviceId); | ||
| updateCache(fallbackDeviceId); | ||
| } | ||
|
|
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| latch.countDown(); | ||
| executor.shutdownNow(); | ||
| } | ||
| }); | ||
| } | ||
|
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| String getDeviceId() { | ||
| // unique id generated from DRM API | ||
| String uniqueID = getUniqueID(); | ||
| if (!isNullOrEmpty(uniqueID)) { | ||
| return uniqueID; | ||
| } | ||
|
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| // If this still fails, generate random identifier that does not persist across | ||
| // installations | ||
| return UUID.randomUUID().toString(); | ||
| } | ||
|
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| private boolean cacheHit() { | ||
| String cache = segmentSharedPreference.getString(DEVICE_ID_CACHE_KEY, null); | ||
|
|
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| if (cache != null) { | ||
| updateDeviceId(cache); | ||
| return true; | ||
| } else { | ||
| return false; | ||
| } | ||
| } | ||
|
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| private void updateDeviceId(String deviceId) { | ||
| synchronized (analyticsContext) { | ||
| if (!analyticsContext.containsKey(AnalyticsContext.DEVICE_KEY)) { | ||
| analyticsContext.put(AnalyticsContext.DEVICE_KEY, new AnalyticsContext.Device()); | ||
| } | ||
|
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| AnalyticsContext.Device device = | ||
| (AnalyticsContext.Device) analyticsContext.get(AnalyticsContext.DEVICE_KEY); | ||
| device.put(AnalyticsContext.Device.DEVICE_ID_KEY, deviceId); | ||
| } | ||
| } | ||
|
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| private void updateCache(String deviceId) { | ||
| SharedPreferences.Editor editor = segmentSharedPreference.edit(); | ||
| editor.putString(DEVICE_ID_CACHE_KEY, deviceId); | ||
| editor.apply(); | ||
| } | ||
| } |
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lets add a comment that deviceId will be populated async