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Remove @Nullable from MediaSource.Factory setters

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The null-behaviour of these methods creates a minimization footgun,
because **any** call to these setters will prevent R8 from removing
the default implementation (even if it's never used by the app) - this
is because R8 can't tell the default implementation is only used if the
parameter is `null`.

PiperOrigin-RevId: 450386627
This commit is contained in:
ibaker 2022-05-23 10:23:03 +01:00 committed by Ian Baker
parent 48a0301bf5
commit 57182ac7bd
14 changed files with 187 additions and 168 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
extensions/ima/src/main/java/com/google/android/exoplayer2/ext/ima/ImaServerSideAdInsertionMediaSource.java
View File

@ -134,14 +134,14 @@ public final class ImaServerSideAdInsertionMediaSource extends CompositeMediaSou
@Override
public MediaSource.Factory setLoadErrorHandlingPolicy(
@Nullable LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
contentMediaSourceFactory.setLoadErrorHandlingPolicy(loadErrorHandlingPolicy);
return this;
}
@Override
public MediaSource.Factory setDrmSessionManagerProvider(
@Nullable DrmSessionManagerProvider drmSessionManagerProvider) {
DrmSessionManagerProvider drmSessionManagerProvider) {
contentMediaSourceFactory.setDrmSessionManagerProvider(drmSessionManagerProvider);
return this;
}

10
library/core/src/main/java/com/google/android/exoplayer2/offline/DownloadHelper.java
View File

@ -949,10 +949,12 @@ public final class DownloadHelper {
MediaItem mediaItem,
DataSource.Factory dataSourceFactory,
@Nullable DrmSessionManager drmSessionManager) {
return new DefaultMediaSourceFactory(dataSourceFactory, ExtractorsFactory.EMPTY)
.setDrmSessionManagerProvider(
drmSessionManager != null ? unusedMediaItem -> drmSessionManager : null)
.createMediaSource(mediaItem);
DefaultMediaSourceFactory mediaSourceFactory =
new DefaultMediaSourceFactory(dataSourceFactory, ExtractorsFactory.EMPTY);
if (drmSessionManager != null) {
mediaSourceFactory.setDrmSessionManagerProvider(unusedMediaItem -> drmSessionManager);
}
return mediaSourceFactory.createMediaSource(mediaItem);
}
private static boolean isProgressive(MediaItem.LocalConfiguration localConfiguration) {

45
library/core/src/main/java/com/google/android/exoplayer2/source/DefaultMediaSourceFactory.java
View File

@ -331,15 +331,25 @@ public final class DefaultMediaSourceFactory implements MediaSourceFactory {
@Override
public DefaultMediaSourceFactory setDrmSessionManagerProvider(
@Nullable DrmSessionManagerProvider drmSessionManagerProvider) {
delegateFactoryLoader.setDrmSessionManagerProvider(drmSessionManagerProvider);
DrmSessionManagerProvider drmSessionManagerProvider) {
delegateFactoryLoader.setDrmSessionManagerProvider(
checkNotNull(
drmSessionManagerProvider,
"MediaSource.Factory#setDrmSessionManagerProvider no longer handles null by"
+ " instantiating a new DefaultDrmSessionManagerProvider. Explicitly construct and"
+ " pass an instance in order to retain the old behavior."));
return this;
}
@Override
public DefaultMediaSourceFactory setLoadErrorHandlingPolicy(
@Nullable LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
this.loadErrorHandlingPolicy = loadErrorHandlingPolicy;
LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
this.loadErrorHandlingPolicy =
checkNotNull(
loadErrorHandlingPolicy,
"MediaSource.Factory#setLoadErrorHandlingPolicy no longer handles null by"
+ " instantiating a new DefaultLoadErrorHandlingPolicy. Explicitly construct and"
+ " pass an instance in order to retain the old behavior.");
delegateFactoryLoader.setLoadErrorHandlingPolicy(loadErrorHandlingPolicy);
return this;
}
@ -414,16 +424,23 @@ public final class DefaultMediaSourceFactory implements MediaSourceFactory {
SubtitleDecoderFactory.DEFAULT.createDecoder(format), format)
: new UnknownSubtitlesExtractor(format)
};
ProgressiveMediaSource.Factory progressiveMediaSourceFactory =
new ProgressiveMediaSource.Factory(dataSourceFactory, extractorsFactory);
if (loadErrorHandlingPolicy != null) {
progressiveMediaSourceFactory.setLoadErrorHandlingPolicy(loadErrorHandlingPolicy);
}
mediaSources[i + 1] =
new ProgressiveMediaSource.Factory(dataSourceFactory, extractorsFactory)
.setLoadErrorHandlingPolicy(loadErrorHandlingPolicy)
.createMediaSource(
MediaItem.fromUri(subtitleConfigurations.get(i).uri.toString()));
progressiveMediaSourceFactory.createMediaSource(
MediaItem.fromUri(subtitleConfigurations.get(i).uri.toString()));
} else {
SingleSampleMediaSource.Factory singleSampleMediaSourceFactory =
new SingleSampleMediaSource.Factory(dataSourceFactory);
if (loadErrorHandlingPolicy != null) {
singleSampleMediaSourceFactory.setLoadErrorHandlingPolicy(loadErrorHandlingPolicy);
}
mediaSources[i + 1] =
new SingleSampleMediaSource.Factory(dataSourceFactory)
.setLoadErrorHandlingPolicy(loadErrorHandlingPolicy)
.createMediaSource(subtitleConfigurations.get(i), /* durationUs= */ C.TIME_UNSET);
singleSampleMediaSourceFactory.createMediaSource(
subtitleConfigurations.get(i), /* durationUs= */ C.TIME_UNSET);
}
}
@ -532,16 +549,14 @@ public final class DefaultMediaSourceFactory implements MediaSourceFactory {
return mediaSourceFactory;
}
public void setDrmSessionManagerProvider(
@Nullable DrmSessionManagerProvider drmSessionManagerProvider) {
public void setDrmSessionManagerProvider(DrmSessionManagerProvider drmSessionManagerProvider) {
this.drmSessionManagerProvider = drmSessionManagerProvider;
for (MediaSource.Factory mediaSourceFactory : mediaSourceFactories.values()) {
mediaSourceFactory.setDrmSessionManagerProvider(drmSessionManagerProvider);
}
}
public void setLoadErrorHandlingPolicy(
@Nullable LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
public void setLoadErrorHandlingPolicy(LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
this.loadErrorHandlingPolicy = loadErrorHandlingPolicy;
for (MediaSource.Factory mediaSourceFactory : mediaSourceFactories.values()) {
mediaSourceFactory.setLoadErrorHandlingPolicy(loadErrorHandlingPolicy);

11
library/core/src/main/java/com/google/android/exoplayer2/source/MediaSource.java
View File

@ -22,12 +22,10 @@ import com.google.android.exoplayer2.ExoPlayer;
import com.google.android.exoplayer2.MediaItem;
import com.google.android.exoplayer2.Timeline;
import com.google.android.exoplayer2.analytics.PlayerId;
import com.google.android.exoplayer2.drm.DefaultDrmSessionManagerProvider;
import com.google.android.exoplayer2.drm.DrmSessionEventListener;
import com.google.android.exoplayer2.drm.DrmSessionManager;
import com.google.android.exoplayer2.drm.DrmSessionManagerProvider;
import com.google.android.exoplayer2.upstream.Allocator;
import com.google.android.exoplayer2.upstream.DefaultLoadErrorHandlingPolicy;
import com.google.android.exoplayer2.upstream.LoadErrorHandlingPolicy;
import com.google.android.exoplayer2.upstream.TransferListener;
import java.io.IOException;
@ -67,21 +65,16 @@ public interface MediaSource {
* Sets the {@link DrmSessionManagerProvider} used to obtain a {@link DrmSessionManager} for a
* {@link MediaItem}.
*
* <p>If not set, {@link DefaultDrmSessionManagerProvider} is used.
*
* @return This factory, for convenience.
*/
Factory setDrmSessionManagerProvider(
@Nullable DrmSessionManagerProvider drmSessionManagerProvider);
Factory setDrmSessionManagerProvider(DrmSessionManagerProvider drmSessionManagerProvider);
/**
* Sets an optional {@link LoadErrorHandlingPolicy}.
*
* @param loadErrorHandlingPolicy A {@link LoadErrorHandlingPolicy}, or {@code null} to use the
* {@link DefaultLoadErrorHandlingPolicy}.
* @return This factory, for convenience.
*/
Factory setLoadErrorHandlingPolicy(@Nullable LoadErrorHandlingPolicy loadErrorHandlingPolicy);
Factory setLoadErrorHandlingPolicy(LoadErrorHandlingPolicy loadErrorHandlingPolicy);
/**
* Returns the {@link C.ContentType content types} supported by media sources created by this

70
library/core/src/main/java/com/google/android/exoplayer2/source/ProgressiveMediaSource.java
View File

@ -63,10 +63,18 @@ public final class ProgressiveMediaSource extends BaseMediaSource
@Nullable private Object tag;
/**
* Creates a new factory for {@link ProgressiveMediaSource}s, using the extractors provided by
* {@link DefaultExtractorsFactory}.
* Creates a new factory for {@link ProgressiveMediaSource}s.
*
* @param dataSourceFactory A factory for {@link DataSource}s to read the media.
* <p>The factory will use the following default components:
*
* <ul>
* <li>{@link DefaultExtractorsFactory}
* <li>{@link DefaultDrmSessionManagerProvider}
* <li>{@link DefaultLoadErrorHandlingPolicy}
* </ul>
*
* @param dataSourceFactory A factory for {@linkplain DataSource data sources} to read the
* media.
*/
public Factory(DataSource.Factory dataSourceFactory) {
this(dataSourceFactory, new DefaultExtractorsFactory());
@ -75,6 +83,18 @@ public final class ProgressiveMediaSource extends BaseMediaSource
/**
* Equivalent to {@link #Factory(DataSource.Factory, ProgressiveMediaExtractor.Factory) new
* Factory(dataSourceFactory, () -> new BundledExtractorsAdapter(extractorsFactory)}.
*
* <p>The factory will use the following default components:
*
* <ul>
* <li>{@link DefaultDrmSessionManagerProvider}
* <li>{@link DefaultLoadErrorHandlingPolicy}
* </ul>
*
* @param dataSourceFactory A factory for {@linkplain DataSource data sources} to read the
* media.
* @param extractorsFactory A factory for the {@linkplain Extractor extractors} used to extract
* the media from its container.
*/
public Factory(DataSource.Factory dataSourceFactory, ExtractorsFactory extractorsFactory) {
this(dataSourceFactory, playerId -> new BundledExtractorsAdapter(extractorsFactory));
@ -83,9 +103,17 @@ public final class ProgressiveMediaSource extends BaseMediaSource
/**
* Creates a new factory for {@link ProgressiveMediaSource}s.
*
* @param dataSourceFactory A factory for {@link DataSource}s to read the media.
* <p>The factory will use the following default components:
*
* <ul>
* <li>{@link DefaultDrmSessionManagerProvider}
* <li>{@link DefaultLoadErrorHandlingPolicy}
* </ul>
*
* @param dataSourceFactory A factory for {@linkplain DataSource data sources} to read the
* media.
* @param progressiveMediaExtractorFactory A factory for the {@link ProgressiveMediaExtractor}
* to extract media from its container.
* to extract the media from its container.
*/
public Factory(
DataSource.Factory dataSourceFactory,
@ -101,7 +129,8 @@ public final class ProgressiveMediaSource extends BaseMediaSource
/**
* Creates a new factory for {@link ProgressiveMediaSource}s.
*
* @param dataSourceFactory A factory for {@link DataSource}s to read the media.
* @param dataSourceFactory A factory for {@linkplain DataSource data sources} to read the
* media.
* @param progressiveMediaExtractorFactory A factory for the {@link ProgressiveMediaExtractor}
* to extract media from its container.
* @param drmSessionManagerProvider A provider to obtain a {@link DrmSessionManager} for a
@ -124,19 +153,14 @@ public final class ProgressiveMediaSource extends BaseMediaSource
this.continueLoadingCheckIntervalBytes = continueLoadingCheckIntervalBytes;
}
/**
* Sets the {@link LoadErrorHandlingPolicy}. The default value is created by calling {@link
* DefaultLoadErrorHandlingPolicy#DefaultLoadErrorHandlingPolicy()}.
*
* @param loadErrorHandlingPolicy A {@link LoadErrorHandlingPolicy}.
* @return This factory, for convenience.
*/
public Factory setLoadErrorHandlingPolicy(
@Nullable LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
@Override
public Factory setLoadErrorHandlingPolicy(LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
this.loadErrorHandlingPolicy =
loadErrorHandlingPolicy != null
? loadErrorHandlingPolicy
: new DefaultLoadErrorHandlingPolicy();
checkNotNull(
loadErrorHandlingPolicy,
"MediaSource.Factory#setLoadErrorHandlingPolicy no longer handles null by"
+ " instantiating a new DefaultLoadErrorHandlingPolicy. Explicitly construct and"
+ " pass an instance in order to retain the old behavior.");
return this;
}
@ -157,11 +181,13 @@ public final class ProgressiveMediaSource extends BaseMediaSource
@Override
public Factory setDrmSessionManagerProvider(
@Nullable DrmSessionManagerProvider drmSessionManagerProvider) {
DrmSessionManagerProvider drmSessionManagerProvider) {
this.drmSessionManagerProvider =
drmSessionManagerProvider != null
? drmSessionManagerProvider
: new DefaultDrmSessionManagerProvider();
checkNotNull(
drmSessionManagerProvider,
"MediaSource.Factory#setDrmSessionManagerProvider no longer handles null by"
+ " instantiating a new DefaultDrmSessionManagerProvider. Explicitly construct"
+ " and pass an instance in order to retain the old behavior.");
return this;
}

15
library/core/src/test/java/com/google/android/exoplayer2/source/DefaultMediaSourceFactoryTest.java
View File

@ -73,21 +73,6 @@ public final class DefaultMediaSourceFactoryTest {
assertThat(mediaSource).isInstanceOf(ProgressiveMediaSource.class);
}
@Test
public void createMediaSource_withNull_usesNonNullDefaults() {
DefaultMediaSourceFactory defaultMediaSourceFactory =
new DefaultMediaSourceFactory((Context) ApplicationProvider.getApplicationContext());
MediaItem mediaItem = new MediaItem.Builder().setUri(URI_MEDIA).build();
MediaSource mediaSource =
defaultMediaSourceFactory
.setDrmSessionManagerProvider(null)
.setLoadErrorHandlingPolicy(null)
.createMediaSource(mediaItem);
assertThat(mediaSource).isNotNull();
}
@Test
public void createMediaSource_withSubtitle_isMergingMediaSource() {
DefaultMediaSourceFactory defaultMediaSourceFactory =

46
library/dash/src/main/java/com/google/android/exoplayer2/source/dash/DashMediaSource.java
View File

@ -112,6 +112,15 @@ public final class DashMediaSource extends BaseMediaSource {
/**
* Creates a new factory for {@link DashMediaSource}s.
*
* <p>The factory will use the following default components:
*
* <ul>
* <li>{@link DefaultDashChunkSource.Factory}
* <li>{@link DefaultDrmSessionManagerProvider}
* <li>{@link DefaultLoadErrorHandlingPolicy}
* <li>{@link DefaultCompositeSequenceableLoaderFactory}
* </ul>
*
* @param dataSourceFactory A factory for {@link DataSource} instances that will be used to load
* manifest and media data.
*/
@ -122,6 +131,14 @@ public final class DashMediaSource extends BaseMediaSource {
/**
* Creates a new factory for {@link DashMediaSource}s.
*
* <p>The factory will use the following default components:
*
* <ul>
* <li>{@link DefaultDrmSessionManagerProvider}
* <li>{@link DefaultLoadErrorHandlingPolicy}
* <li>{@link DefaultCompositeSequenceableLoaderFactory}
* </ul>
*
* @param chunkSourceFactory A factory for {@link DashChunkSource} instances.
* @param manifestDataSourceFactory A factory for {@link DataSource} instances that will be used
* to load (and refresh) the manifest. May be {@code null} if the factory will only ever be
@ -141,27 +158,24 @@ public final class DashMediaSource extends BaseMediaSource {
@Override
public Factory setDrmSessionManagerProvider(
@Nullable DrmSessionManagerProvider drmSessionManagerProvider) {
DrmSessionManagerProvider drmSessionManagerProvider) {
this.drmSessionManagerProvider =
drmSessionManagerProvider != null
? drmSessionManagerProvider
: new DefaultDrmSessionManagerProvider();
checkNotNull(
drmSessionManagerProvider,
"MediaSource.Factory#setDrmSessionManagerProvider no longer handles null by"
+ " instantiating a new DefaultDrmSessionManagerProvider. Explicitly construct"
+ " and pass an instance in order to retain the old behavior.");
return this;
}
/**
* Sets the {@link LoadErrorHandlingPolicy}. The default value is created by calling {@link
* DefaultLoadErrorHandlingPolicy#DefaultLoadErrorHandlingPolicy()}.
*
* @param loadErrorHandlingPolicy A {@link LoadErrorHandlingPolicy}.
* @return This factory, for convenience.
*/
public Factory setLoadErrorHandlingPolicy(
@Nullable LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
@Override
public Factory setLoadErrorHandlingPolicy(LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
this.loadErrorHandlingPolicy =
loadErrorHandlingPolicy != null
? loadErrorHandlingPolicy
: new DefaultLoadErrorHandlingPolicy();
checkNotNull(
loadErrorHandlingPolicy,
"MediaSource.Factory#setLoadErrorHandlingPolicy no longer handles null by"
+ " instantiating a new DefaultLoadErrorHandlingPolicy. Explicitly construct and"
+ " pass an instance in order to retain the old behavior.");
return this;
}

15
library/dash/src/test/java/com/google/android/exoplayer2/source/dash/DefaultMediaSourceFactoryTest.java
View File

@ -74,21 +74,6 @@ public class DefaultMediaSourceFactoryTest {
assertThat(mediaSource).isInstanceOf(DashMediaSource.class);
}
@Test
public void createMediaSource_withNull_usesNonNullDefaults() {
DefaultMediaSourceFactory defaultMediaSourceFactory =
new DefaultMediaSourceFactory((Context) ApplicationProvider.getApplicationContext());
MediaItem mediaItem = new MediaItem.Builder().setUri(URI_MEDIA + "/file.mpd").build();
MediaSource mediaSource =
defaultMediaSourceFactory
.setDrmSessionManagerProvider(null)
.setLoadErrorHandlingPolicy(null)
.createMediaSource(mediaItem);
assertThat(mediaSource).isNotNull();
}
@Test
public void getSupportedTypes_dashModule_containsTypeDash() {
int[] supportedTypes =

51
library/hls/src/main/java/com/google/android/exoplayer2/source/hls/HlsMediaSource.java
View File

@ -112,6 +112,17 @@ public final class HlsMediaSource extends BaseMediaSource
/**
* Creates a new factory for {@link HlsMediaSource}s.
*
* <p>The factory will use the following default components:
*
* <ul>
* <li>{@link DefaultDrmSessionManagerProvider}
* <li>{@link DefaultHlsPlaylistParserFactory}
* <li>{@link DefaultHlsPlaylistTracker#FACTORY}
* <li>{@link HlsExtractorFactory#DEFAULT}
* <li>{@link DefaultLoadErrorHandlingPolicy}
* <li>{@link DefaultCompositeSequenceableLoaderFactory}
* </ul>
*
* @param dataSourceFactory A data source factory that will be wrapped by a {@link
* DefaultHlsDataSourceFactory} to create {@link DataSource}s for manifests, segments and
* keys.
@ -123,6 +134,17 @@ public final class HlsMediaSource extends BaseMediaSource
/**
* Creates a new factory for {@link HlsMediaSource}s.
*
* <p>The factory will use the following default components:
*
* <ul>
* <li>{@link DefaultDrmSessionManagerProvider}
* <li>{@link DefaultHlsPlaylistParserFactory}
* <li>{@link DefaultHlsPlaylistTracker#FACTORY}
* <li>{@link HlsExtractorFactory#DEFAULT}
* <li>{@link DefaultLoadErrorHandlingPolicy}
* <li>{@link DefaultCompositeSequenceableLoaderFactory}
* </ul>
*
* @param hlsDataSourceFactory An {@link HlsDataSourceFactory} for {@link DataSource}s for
* manifests, segments and keys.
*/
@ -153,19 +175,14 @@ public final class HlsMediaSource extends BaseMediaSource
return this;
}
/**
* Sets the {@link LoadErrorHandlingPolicy}. The default value is created by calling {@link
* DefaultLoadErrorHandlingPolicy#DefaultLoadErrorHandlingPolicy()}.
*
* @param loadErrorHandlingPolicy A {@link LoadErrorHandlingPolicy}.
* @return This factory, for convenience.
*/
public Factory setLoadErrorHandlingPolicy(
@Nullable LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
@Override
public Factory setLoadErrorHandlingPolicy(LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
this.loadErrorHandlingPolicy =
loadErrorHandlingPolicy != null
? loadErrorHandlingPolicy
: new DefaultLoadErrorHandlingPolicy();
checkNotNull(
loadErrorHandlingPolicy,
"MediaSource.Factory#setLoadErrorHandlingPolicy no longer handles null by"
+ " instantiating a new DefaultLoadErrorHandlingPolicy. Explicitly construct and"
+ " pass an instance in order to retain the old behavior.");
return this;
}
@ -273,11 +290,13 @@ public final class HlsMediaSource extends BaseMediaSource
@Override
public Factory setDrmSessionManagerProvider(
@Nullable DrmSessionManagerProvider drmSessionManagerProvider) {
DrmSessionManagerProvider drmSessionManagerProvider) {
this.drmSessionManagerProvider =
drmSessionManagerProvider != null
? drmSessionManagerProvider
: new DefaultDrmSessionManagerProvider();
checkNotNull(
drmSessionManagerProvider,
"MediaSource.Factory#setDrmSessionManagerProvider no longer handles null by"
+ " instantiating a new DefaultDrmSessionManagerProvider. Explicitly construct"
+ " and pass an instance in order to retain the old behavior.");
return this;
}

15
library/hls/src/test/java/com/google/android/exoplayer2/source/hls/DefaultMediaSourceFactoryTest.java
View File

@ -74,21 +74,6 @@ public class DefaultMediaSourceFactoryTest {
assertThat(mediaSource).isInstanceOf(HlsMediaSource.class);
}
@Test
public void createMediaSource_withNull_usesNonNullDefaults() {
DefaultMediaSourceFactory defaultMediaSourceFactory =
new DefaultMediaSourceFactory((Context) ApplicationProvider.getApplicationContext());
MediaItem mediaItem = new MediaItem.Builder().setUri(URI_MEDIA + "/file.m3u8").build();
MediaSource mediaSource =
defaultMediaSourceFactory
.setDrmSessionManagerProvider(null)
.setLoadErrorHandlingPolicy(null)
.createMediaSource(mediaItem);
assertThat(mediaSource).isNotNull();
}
@Test
public void getSupportedTypes_hlsModule_containsTypeHls() {
int[] supportedTypes =

6
library/rtsp/src/main/java/com/google/android/exoplayer2/source/rtsp/RtspMediaSource.java
View File

@ -146,15 +146,13 @@ public final class RtspMediaSource extends BaseMediaSource {
/** Does nothing. {@link RtspMediaSource} does not support DRM. */
@Override
public Factory setDrmSessionManagerProvider(
@Nullable DrmSessionManagerProvider drmSessionManager) {
public Factory setDrmSessionManagerProvider(DrmSessionManagerProvider drmSessionManager) {
return this;
}
/** Does nothing. {@link RtspMediaSource} does not support error handling policies. */
@Override
public Factory setLoadErrorHandlingPolicy(
@Nullable LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
public Factory setLoadErrorHandlingPolicy(LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
// TODO(internal b/172331505): Implement support.
return this;
}

47
library/smoothstreaming/src/main/java/com/google/android/exoplayer2/source/smoothstreaming/SsMediaSource.java
View File

@ -91,6 +91,15 @@ public final class SsMediaSource extends BaseMediaSource
/**
* Creates a new factory for {@link SsMediaSource}s.
*
* <p>The factory will use the following default components:
*
* <ul>
* <li>{@link DefaultSsChunkSource.Factory}
* <li>{@link DefaultDrmSessionManagerProvider}
* <li>{@link DefaultLoadErrorHandlingPolicy}
* <li>{@link DefaultCompositeSequenceableLoaderFactory}
* </ul>
*
* @param dataSourceFactory A factory for {@link DataSource} instances that will be used to load
* manifest and media data.
*/
@ -99,7 +108,14 @@ public final class SsMediaSource extends BaseMediaSource
}
/**
* Creates a new factory for {@link SsMediaSource}s.
* Creates a new factory for {@link SsMediaSource}s. The factory will use the following default
* components:
*
* <ul>
* <li>{@link DefaultDrmSessionManagerProvider}
* <li>{@link DefaultLoadErrorHandlingPolicy}
* <li>{@link DefaultCompositeSequenceableLoaderFactory}
* </ul>
*
* @param chunkSourceFactory A factory for {@link SsChunkSource} instances.
* @param manifestDataSourceFactory A factory for {@link DataSource} instances that will be used
@ -118,19 +134,14 @@ public final class SsMediaSource extends BaseMediaSource
compositeSequenceableLoaderFactory = new DefaultCompositeSequenceableLoaderFactory();
}
/**
* Sets the {@link LoadErrorHandlingPolicy}. The default value is created by calling {@link
* DefaultLoadErrorHandlingPolicy#DefaultLoadErrorHandlingPolicy()}.
*
* @param loadErrorHandlingPolicy A {@link LoadErrorHandlingPolicy}.
* @return This factory, for convenience.
*/
public Factory setLoadErrorHandlingPolicy(
@Nullable LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
@Override
public Factory setLoadErrorHandlingPolicy(LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
this.loadErrorHandlingPolicy =
loadErrorHandlingPolicy != null
? loadErrorHandlingPolicy
: new DefaultLoadErrorHandlingPolicy();
checkNotNull(
loadErrorHandlingPolicy,
"MediaSource.Factory#setLoadErrorHandlingPolicy no longer handles null by"
+ " instantiating a new DefaultLoadErrorHandlingPolicy. Explicitly construct and"
+ " pass an instance in order to retain the old behavior.");
return this;
}
@ -181,11 +192,13 @@ public final class SsMediaSource extends BaseMediaSource
@Override
public Factory setDrmSessionManagerProvider(
@Nullable DrmSessionManagerProvider drmSessionManagerProvider) {
DrmSessionManagerProvider drmSessionManagerProvider) {
this.drmSessionManagerProvider =
drmSessionManagerProvider != null
? drmSessionManagerProvider
: new DefaultDrmSessionManagerProvider();
checkNotNull(
drmSessionManagerProvider,
"MediaSource.Factory#setDrmSessionManagerProvider no longer handles null by"
+ " instantiating a new DefaultDrmSessionManagerProvider. Explicitly construct"
+ " and pass an instance in order to retain the old behavior.");
return this;
}

15
library/smoothstreaming/src/test/java/com/google/android/exoplayer2/source/smoothstreaming/DefaultMediaSourceFactoryTest.java
View File

@ -85,21 +85,6 @@ public class DefaultMediaSourceFactoryTest {
assertThat(mediaSource).isInstanceOf(SsMediaSource.class);
}
@Test
public void createMediaSource_withNull_usesNonNullDefaults() {
DefaultMediaSourceFactory defaultMediaSourceFactory =
new DefaultMediaSourceFactory((Context) ApplicationProvider.getApplicationContext());
MediaItem mediaItem = new MediaItem.Builder().setUri(URI_MEDIA + "/file.ism").build();
MediaSource mediaSource =
defaultMediaSourceFactory
.setDrmSessionManagerProvider(null)
.setLoadErrorHandlingPolicy(null)
.createMediaSource(mediaItem);
assertThat(mediaSource).isNotNull();
}
@Test
public void getSupportedTypes_smoothstreamingModule_containsTypeSS() {
int[] supportedTypes =

5
testutils/src/main/java/com/google/android/exoplayer2/testutil/FakeMediaSourceFactory.java
View File

@ -15,7 +15,6 @@
*/
package com.google.android.exoplayer2.testutil;
import androidx.annotation.Nullable;
import com.google.android.exoplayer2.C;
import com.google.android.exoplayer2.MediaItem;
import com.google.android.exoplayer2.drm.DrmSessionManagerProvider;
@ -37,13 +36,13 @@ public final class FakeMediaSourceFactory implements MediaSourceFactory {
@Override
public MediaSourceFactory setDrmSessionManagerProvider(
@Nullable DrmSessionManagerProvider drmSessionManagerProvider) {
DrmSessionManagerProvider drmSessionManagerProvider) {
throw new UnsupportedOperationException();
}
@Override
public MediaSourceFactory setLoadErrorHandlingPolicy(
@Nullable LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
LoadErrorHandlingPolicy loadErrorHandlingPolicy) {
throw new UnsupportedOperationException();
}