storage/aaLoadEntity.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:set ts=2 sw=2 sts=2 et cindent tw=79 ft=cpp: */
   3 /*
   4  * Copyright (C) 2007 Sergey Yanovich <ynvich@gmail.com>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public
  17  * License along with this program; if not, write to the
  18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  */
  21
  22 #ifndef AALOADENTITY_H
  23 #define AALOADENTITY_H 1
  24
  25 #define AA_LOADENTITY_CID \
  26 {0xc4bf8150, 0x5fe4, 0x409c, {0xbb, 0x30, 0x7b, 0x0f, 0x77, 0xeb, 0x04, 0x0e}}
  27 #define AA_LOADENTITY_CONTRACT_ID "@aasii.org/storage/load-entity;1"
  28
  29 class mozIStorageConnection;
  30 class mozIStorageStatement;
  31 class aaIEntity;
  32
  33 class aaLoadEntity : public aaILoadQuery,
  34                      public aaIQuery
  35 {
  36 public:
  37   aaLoadEntity(nsISupports *aOuter);
  38   virtual ~aaLoadEntity();
  39   NS_DECL_ISUPPORTS
  40   NS_DECL_AAIQUERY
  41   NS_DECL_AAILOADQUERY
  42
  43   nsresult Init() { return mConnection ? NS_OK : NS_ERROR_INVALID_ARG; }
  44 private:
  45   friend class aaStorageTest;
  46
  47   nsCOMPtr<mozIStorageConnection> mConnection;
  48   nsCOMPtr<mozIStorageStatement> mStatement;
  49
  50   const char* getSelectQuery() const;
  51   const char* getItemContract() const;
  52   aaIEntity* fetchRow();
  53 };
  54
  55 #endif /* AALOADENTITY_H */
  56