Remove index modifier methods from DownloadIndex interface

PiperOrigin-RevId: 239045412

demos/main/src/main/java/com/google/android/exoplayer2/demo/DownloadTracker.java

@@ -29,7 +29,6 @@ import com.google.android.exoplayer2.offline.ActionFile;
 import com.google.android.exoplayer2.offline.DefaultDownloadIndex;
 import com.google.android.exoplayer2.offline.DownloadAction;
 import com.google.android.exoplayer2.offline.DownloadHelper;
-import com.google.android.exoplayer2.offline.DownloadIndex;
 import com.google.android.exoplayer2.offline.DownloadManager;
 import com.google.android.exoplayer2.offline.DownloadService;
 import com.google.android.exoplayer2.offline.DownloadState;
@@ -68,7 +67,7 @@ public class DownloadTracker implements DownloadManager.Listener {
   private final DataSource.Factory dataSourceFactory;
   private final CopyOnWriteArraySet<Listener> listeners;
   private final HashMap<Uri, DownloadState> trackedDownloadStates;
-  private final DownloadIndex downloadIndex;
+  private final DefaultDownloadIndex downloadIndex;
   private final Handler indexHandler;
 
   @Nullable private StartDownloadDialogHelper startDownloadDialogHelper;

library/core/src/main/java/com/google/android/exoplayer2/offline/DefaultDownloadIndex.java

@@ -183,7 +183,12 @@ public final class DefaultDownloadIndex implements DownloadIndex {
     return new DownloadStateCursorImpl(cursor);
   }
 
-  @Override
+  /**
+   * Adds or replaces a {@link DownloadState}.
+   *
+   * @param downloadState The {@link DownloadState} to be added.
+   * @throws DatabaseIOException If an error occurs setting the state.
+   */
   public void putDownloadState(DownloadState downloadState) throws DatabaseIOException {
     ensureInitialized();
     Assertions.checkState(downloadState.state != DownloadState.STATE_REMOVED);
@@ -212,7 +217,11 @@ public final class DefaultDownloadIndex implements DownloadIndex {
     }
   }
 
-  @Override
+  /**
+   * Removes the {@link DownloadState} with the given {@code id}.
+   *
+   * @throws DatabaseIOException If an error occurs removing the state.
+   */
   public void removeDownloadState(String id) throws DatabaseIOException {
     ensureInitialized();
     try {

library/core/src/main/java/com/google/android/exoplayer2/offline/DownloadIndex.java

@@ -41,18 +41,4 @@ public interface DownloadIndex {
    */
   DownloadStateCursor getDownloadStates(@DownloadState.State int... states) throws IOException;
 
-  /**
-   * Adds or replaces a {@link DownloadState}.
-   *
-   * @param downloadState The {@link DownloadState} to be added.
-   * @throws IOException If an error occurs setting the state.
-   */
-  void putDownloadState(DownloadState downloadState) throws IOException;
-
-  /**
-   * Removes the {@link DownloadState} with the given {@code id}.
-   *
-   * @throws IOException If an error occurs removing the state.
-   */
-  void removeDownloadState(String id) throws IOException;
 }

library/core/src/main/java/com/google/android/exoplayer2/offline/DownloadIndexUtil.java

@@ -48,7 +48,7 @@ public final class DownloadIndexUtil {
    */
   public static void upgradeActionFile(
       ActionFile actionFile,
-      DownloadIndex downloadIndex,
+      DefaultDownloadIndex downloadIndex,
       @Nullable DownloadIdProvider downloadIdProvider)
       throws IOException {
     if (downloadIdProvider == null) {
@@ -72,7 +72,8 @@ public final class DownloadIndexUtil {
    * @throws IOException If an error occurs storing the state in the {@link DownloadIndex}.
    */
   public static void addAction(
-      DownloadIndex downloadIndex, @Nullable String id, DownloadAction action) throws IOException {
+      DefaultDownloadIndex downloadIndex, @Nullable String id, DownloadAction action)
+      throws IOException {
     DownloadState downloadState = downloadIndex.getDownloadState(id != null ? id : action.id);
     if (downloadState != null) {
       downloadState = downloadState.mergeAction(action);