public void clear() throws MessagingException {
if (K9.DEBUG) Log.i(K9.LOG_TAG, "Before prune size = " + getSize());
deleteAllMessageDataFromDisk();
if (K9.DEBUG) {
Log.i(K9.LOG_TAG, "After prune / before compaction size = " + getSize());
Log.i(K9.LOG_TAG, "Before clear folder count = " + getFolderCount());
Log.i(K9.LOG_TAG, "Before clear message count = " + getMessageCount());
Log.i(K9.LOG_TAG, "After prune / before clear size = " + getSize());
}
database.execute(
false,
new DbCallback<Void>() {
@Override
public Void doDbWork(final SQLiteDatabase db) {
// We don't care about threads of deleted messages, so delete the whole table.
db.delete("threads", null, null);
// Don't delete deleted messages. They are essentially placeholders for UIDs of messages
// that have
// been deleted locally.
db.delete("messages", "deleted = 0", null);
return null;
}
});
compact();
if (K9.DEBUG) {
Log.i(K9.LOG_TAG, "After clear message count = " + getMessageCount());
Log.i(K9.LOG_TAG, "After clear size = " + getSize());
}
}
