storage/base/aaLoadIncome.cpp

   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 #include "xpcom-config.h"
  23
  24 #include "nsCOMPtr.h"
  25 #include "nsIMutableArray.h"
  26 #include "nsComponentManagerUtils.h"
  27 #include "nsStringAPI.h"
  28 #include "nsEmbedString.h"
  29
  30 /* Unfrozen API */
  31 #include "mozIStorageConnection.h"
  32 #include "mozIStorageStatement.h"
  33
  34 /* Project includes */
  35 #include "aaIEntity.h"
  36 #include "aaIResource.h"
  37 #include "aaIFlow.h"
  38 #include "aaIState.h"
  39 #include "aaIBalance.h"
  40 #include "aaIFilter.h"
  41 #include "aaLoadIncome.h"
  42
  43 #define AA_LOADINCOME_SELECT_QUERY "SELECT income.side, income.value\
  44   FROM income"
  45 #define AA_LI_DEFAULT_FILTER \
  46   " WHERE income.paid IS NULL"
  47
  48 aaLoadIncome::aaLoadIncome(nsISupports *aOuter)
  49   :aaLoadQuery(aOuter)
  50 {
  51   mFilter = do_CreateInstance(AA_FILTER_CONTRACT_ID);
  52   nsCOMPtr<aaIStringFilter> strFilter(do_QueryInterface(mFilter));
  53   strFilter->SetExpression(NS_LITERAL_CSTRING(AA_LI_DEFAULT_FILTER));
  54   mNewFilter = PR_TRUE;
  55 }
  56
  57 aaLoadIncome::~aaLoadIncome()
  58 {
  59 }
  60
  61 NS_IMPL_ISUPPORTS_INHERITED0(aaLoadIncome,
  62                              aaLoadQuery)
  63
  64 /* Virtual methods */
  65 const char*
  66 aaLoadIncome::getSelectQuery() const
  67 {
  68   return AA_LOADINCOME_SELECT_QUERY;
  69 }
  70
  71 aaIDataNode*
  72 aaLoadIncome::fetchRow()
  73 {
  74   nsresult rv;
  75   PRBool side;
  76   double value;
  77
  78   rv = mStatement->GetInt32(0, &side);
  79   NS_ENSURE_SUCCESS(rv, nsnull);
  80
  81   rv = mStatement->GetDouble(1, &value);
  82   NS_ENSURE_SUCCESS(rv, nsnull);
  83
  84   nsCOMPtr<aaIFlow> finres = do_CreateInstance(
  85       "@aasii.org/base/income-flow;1", &rv);
  86   NS_ENSURE_SUCCESS(rv, nsnull);
  87
  88   aaIBalance *balance;
  89   CallCreateInstance("@aasii.org/base/state;1", nsnull, &balance);
  90   NS_ENSURE_TRUE(balance, nsnull);
  91
  92   balance->SetSide(side);
  93   balance->SetValue(value);
  94   balance->SetAmount(0.0);
  95   balance->SetFlow(finres);
  96   return balance;
  97 }
  98