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Keep download in completed state if only metadata is updated

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#minor-release

Issue: #8116
PiperOrigin-RevId: 342269114
This commit is contained in:
olly 2020-11-13 16:40:10 +00:00 committed by Ian Baker
parent 7fe68b52d5
commit f6928c0ef9
2 changed files with 40 additions and 10 deletions
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17
library/core/src/main/java/com/google/android/exoplayer2/offline/DownloadManager.java
View file

@ -666,21 +666,28 @@ public final class DownloadManager {
/* package */ static Download mergeRequest(
Download download, DownloadRequest request, int stopReason, long nowMs) {
DownloadRequest mergedRequest = download.request.copyWithMergedRequest(request);
@Download.State int state = download.state;
// Treat the merge as creating a new download if we're currently removing the existing one, or
// if the existing download is in a terminal state. Else treat the merge as updating the
// existing download.
// if the existing download has failed. Else treat the merge as updating the existing download.
long startTimeMs =
state == STATE_REMOVING || download.isTerminalState() ? nowMs : download.startTimeMs;
if (state == STATE_REMOVING || state == STATE_RESTARTING) {
state == STATE_REMOVING || state == STATE_FAILED ? nowMs : download.startTimeMs;
if (state == STATE_COMPLETED
&& mergedRequest.streamKeys.size() == download.request.streamKeys.size()) {
// A completed download is still completed if no new streams are added.
state = STATE_COMPLETED;
} else if (state == STATE_REMOVING || state == STATE_RESTARTING) {
state = STATE_RESTARTING;
} else if (stopReason != STOP_REASON_NONE) {
state = STATE_STOPPED;
} else {
state = STATE_QUEUED;
}
return new Download(
download.request.copyWithMergedRequest(request),
mergedRequest,
state,
startTimeMs,
/* updateTimeMs= */ nowMs,

33
library/core/src/test/java/com/google/android/exoplayer2/offline/DownloadManagerTest.java
View file

@ -635,22 +635,45 @@ public class DownloadManagerTest {
}
@Test
public void mergeRequest_completedWithStopReason_becomesStopped() {
DownloadRequest downloadRequest = createDownloadRequest(ID1);
public void mergeRequest_completedWithStopReason_mergesNewKeyAndBecomesStopped() {
StreamKey streamKey1 = new StreamKey(/* groupIndex= */ 0, /* trackIndex= */ 0);
StreamKey streamKey2 = new StreamKey(/* groupIndex= */ 0, /* trackIndex= */ 1);
DownloadRequest downloadRequest1 = createDownloadRequest(ID1, streamKey1);
DownloadBuilder downloadBuilder =
new DownloadBuilder(downloadRequest)
new DownloadBuilder(downloadRequest1)
.setState(Download.STATE_COMPLETED)
.setStopReason(/* stopReason= */ 1);
Download download = downloadBuilder.build();
DownloadRequest downloadRequest2 = createDownloadRequest(ID1, streamKey2);
Download mergedDownload =
DownloadManager.mergeRequest(download, downloadRequest, download.stopReason, NOW_MS);
DownloadManager.mergeRequest(download, downloadRequest2, download.stopReason, NOW_MS);
Download expectedDownload =
downloadBuilder.setStartTimeMs(NOW_MS).setState(Download.STATE_STOPPED).build();
downloadBuilder
.setStreamKeys(streamKey1, streamKey2)
.setState(Download.STATE_STOPPED)
.build();
assertEqualIgnoringUpdateTime(mergedDownload, expectedDownload);
}
@Test
public void mergeRequest_completed_staysCompleted() {
StreamKey streamKey = new StreamKey(/* groupIndex= */ 0, /* trackIndex= */ 0);
DownloadRequest downloadRequest1 = createDownloadRequest(ID1, streamKey);
DownloadBuilder downloadBuilder =
new DownloadBuilder(downloadRequest1).setState(Download.STATE_COMPLETED);
Download download = downloadBuilder.build();
DownloadRequest downloadRequest2 = createDownloadRequest(ID1, streamKey);
Download mergedDownload =
DownloadManager.mergeRequest(download, downloadRequest2, /* stopReason= */ 0, NOW_MS);
assertEqualIgnoringUpdateTime(mergedDownload, download);
}
private void setupDownloadManager(int maxParallelDownloads) throws Exception {
if (downloadManager != null) {
releaseDownloadManager();