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Code Issues Releases Wiki Activity

Fix code to reset the database when upgrading fails

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Previously the app crashed when upgrading the database failed. Now we
reset the database version and run the upgrade code again (recreating
all tables).
This commit is contained in:
cketti 2013-07-03 04:56:40 +02:00
parent b6d7f4ae40
commit b9ecf30b5b
1 changed files with 441 additions and 449 deletions
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30
src/com/fsck/k9/mail/store/LocalStore.java
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@ -193,14 +193,22 @@ public class LocalStore extends Store implements Serializable {
@Override
public void doDbUpgrade(final SQLiteDatabase db) {
try {
upgradeDatabase(db);
} catch (Exception e) {
Log.e(K9.LOG_TAG, "Exception while upgrading database. Resetting the DB to v0", e);
db.setVersion(0);
upgradeDatabase(db);
}
}
private void upgradeDatabase(final SQLiteDatabase db) {
Log.i(K9.LOG_TAG, String.format("Upgrading database from version %d to version %d",
db.getVersion(), DB_VERSION));
AttachmentProvider.clear(mApplication);
db.beginTransaction();
try {
try {
// schema version 29 was when we moved to incremental updates
// in the case of a new db or a < v29 db, we blow away and start from scratch
@ -667,11 +675,6 @@ public class LocalStore extends Store implements Serializable {
"END");
}
}
} catch (SQLiteException e) {
Log.e(K9.LOG_TAG, "Exception while upgrading database. Resetting the DB to v0");
db.setVersion(0);
throw new Error("Database upgrade failed! Resetting your DB version to 0 to force a full schema recreation.");
}
db.setVersion(DB_VERSION);
@ -681,19 +684,8 @@ public class LocalStore extends Store implements Serializable {
}
if (db.getVersion() != DB_VERSION) {
throw new Error("Database upgrade failed!");
throw new RuntimeException("Database upgrade failed!");
}
// Unless we're blowing away the whole data store, there's no reason to prune attachments
// every time the user upgrades. it'll just cost them money and pain.
// try
//{
// pruneCachedAttachments(true);
//}
//catch (Exception me)
//{
// Log.e(K9.LOG_TAG, "Exception while force pruning attachments during DB update", me);
//}
}
private void update41Metadata(final SQLiteDatabase db, SharedPreferences prefs, int id, String name) {