Project restructuring conforming to the new software layers [PART.1]

modules/worldengine/nucleus/Database/QueryHolder.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 
+ *
+ * Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
+ * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
+ */
+
+#ifndef _QUERYHOLDER_H
+#define _QUERYHOLDER_H
+
+#include <ace/Future.h>
+
+class SQLQueryHolder
+{
+    friend class SQLQueryHolderTask;
+    private:
+        typedef std::pair<SQLElementData, SQLResultSetUnion> SQLResultPair;
+        std::vector<SQLResultPair> m_queries;
+    public:
+        SQLQueryHolder() { }
+        ~SQLQueryHolder();
+        bool SetQuery(size_t index, const char *sql);
+        bool SetPQuery(size_t index, const char *format, ...) ATTR_PRINTF(3, 4);
+        bool SetPreparedQuery(size_t index, PreparedStatement* stmt);
+        void SetSize(size_t size);
+        QueryResult GetResult(size_t index);
+        PreparedQueryResult GetPreparedResult(size_t index);
+        void SetResult(size_t index, ResultSet* result);
+        void SetPreparedResult(size_t index, PreparedResultSet* result);
+};
+
+typedef ACE_Future<SQLQueryHolder*> QueryResultHolderFuture;
+
+class SQLQueryHolderTask : public SQLOperation
+{
+    private:
+        SQLQueryHolder * m_holder;
+        QueryResultHolderFuture m_result;
+
+    public:
+        SQLQueryHolderTask(SQLQueryHolder *holder, QueryResultHolderFuture res)
+            : m_holder(holder), m_result(res){ };
+        bool Execute();
+
+};
+
+#endif