1 files changed, 6 insertions, 3 deletions

diff --git a/common/storage.h b/common/storage.h
index fd349f3..71e9401 100644
--- a/common/storage.h
+++ b/common/storage.h
@@ -128,14 +128,14 @@ public:
     public:
         Transaction();
         ~Transaction();
-        bool commit(const std::function<void(const DataStore::Error &error)> &errorHandler = std::function<void(const DataStore::Error &error)>());
+        bool commit(const std::function<void(const DataStore::Error &error)> &errorHandler = {});
         void abort();
 
         QList<QByteArray> getDatabaseNames() const;
         bool validateNamedDatabases();
 
-        NamedDatabase openDatabase(const QByteArray &name = QByteArray("default"),
-            const std::function<void(const DataStore::Error &error)> &errorHandler = std::function<void(const DataStore::Error &error)>(), bool allowDuplicates = false) const;
+        NamedDatabase openDatabase(const QByteArray &name = {"default"},
+            const std::function<void(const DataStore::Error &error)> &errorHandler = {}, bool allowDuplicates = false) const;
 
         Transaction(Transaction &&other);
         Transaction &operator=(Transaction &&other);
@@ -189,6 +189,9 @@ public:
     static QByteArray getTypeFromRevision(const Transaction &, qint64 revision);
     static void recordRevision(Transaction &, qint64 revision, const QByteArray &uid, const QByteArray &type);
     static void removeRevision(Transaction &, qint64 revision);
+    static void recordUid(DataStore::Transaction &transaction, const QByteArray &uid);
+    static void removeUid(DataStore::Transaction &transaction, const QByteArray &uid);
+    static void getUids(const Transaction &, const std::function<void(const QByteArray &uid)> &);
 
     bool exists() const;