diff options
Diffstat (limited to 'mobile/android/base/java/org/mozilla/gecko/dlc/VerifyAction.java')
-rw-r--r-- | mobile/android/base/java/org/mozilla/gecko/dlc/VerifyAction.java | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/mobile/android/base/java/org/mozilla/gecko/dlc/VerifyAction.java b/mobile/android/base/java/org/mozilla/gecko/dlc/VerifyAction.java new file mode 100644 index 000000000..e96a62eae --- /dev/null +++ b/mobile/android/base/java/org/mozilla/gecko/dlc/VerifyAction.java @@ -0,0 +1,63 @@ +/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*- + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +package org.mozilla.gecko.dlc; + +import android.content.Context; +import android.util.Log; + +import org.mozilla.gecko.dlc.catalog.DownloadContent; +import org.mozilla.gecko.dlc.catalog.DownloadContentCatalog; + +import java.io.File; + +/** + * Verify: Validate downloaded content. Does it still exist and does it have the correct checksum? + */ +public class VerifyAction extends BaseAction { + private static final String LOGTAG = "DLCVerifyAction"; + + @Override + public void perform(Context context, DownloadContentCatalog catalog) { + Log.d(LOGTAG, "Verifying catalog.."); + + for (DownloadContent content : catalog.getDownloadedContent()) { + try { + File destinationFile = getDestinationFile(context, content); + + if (!destinationFile.exists()) { + Log.d(LOGTAG, "Downloaded content does not exist anymore: " + content); + + // This file does not exist even though it is marked as downloaded in the catalog. Scheduling a + // download to fetch it again. + catalog.scheduleDownload(content); + continue; + } + + if (!verify(destinationFile, content.getChecksum())) { + catalog.scheduleDownload(content); + Log.d(LOGTAG, "Wrong checksum. Scheduling download: " + content); + continue; + } + + Log.v(LOGTAG, "Content okay: " + content); + } catch (UnrecoverableDownloadContentException e) { + Log.w(LOGTAG, "Unrecoverable exception while verifying downloaded file", e); + } catch (RecoverableDownloadContentException e) { + // That's okay, we are just verifying already existing content. No log. + } + } + + if (catalog.hasScheduledDownloads()) { + startDownloads(context); + } + + Log.v(LOGTAG, "Done"); + } + + protected void startDownloads(Context context) { + DownloadContentService.startDownloads(context); + } +} |