public final class ActionFileUpgradeUtil extends Object
DefaultDownloadIndex.| Modifier and Type | Class | Description |
|---|---|---|
static interface |
ActionFileUpgradeUtil.DownloadIdProvider |
Provides download IDs during action file upgrade.
|
| Modifier and Type | Method | Description |
|---|---|---|
static void |
upgradeAndDelete(File actionFilePath,
ActionFileUpgradeUtil.DownloadIdProvider downloadIdProvider,
DefaultDownloadIndex downloadIndex,
boolean deleteOnFailure,
boolean addNewDownloadsAsCompleted) |
Merges
DownloadRequests contained in a legacy action file into a DefaultDownloadIndex, deleting the action file if the merge is successful or if
deleteOnFailure is true. |
@WorkerThread public static void upgradeAndDelete(File actionFilePath, @Nullable ActionFileUpgradeUtil.DownloadIdProvider downloadIdProvider, DefaultDownloadIndex downloadIndex, boolean deleteOnFailure, boolean addNewDownloadsAsCompleted) throws IOException
DownloadRequests contained in a legacy action file into a DefaultDownloadIndex, deleting the action file if the merge is successful or if
deleteOnFailure is true.
This method must not be called while the DefaultDownloadIndex is being used by a
DownloadManager.
This method may be slow and shouldn't normally be called on the main thread.
actionFilePath - The action file path.downloadIdProvider - A download ID provider, or null. If null then ID of
each download will be its custom cache key if one is specified, or else its URL.downloadIndex - The index into which the requests will be merged.deleteOnFailure - Whether to delete the action file if the merge fails.addNewDownloadsAsCompleted - Whether to add new downloads as completed.IOException - If an error occurs loading or merging the requests.