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/home/tommi/tntdb/include/tntdb/bits/statement.h

/*
 * Copyright (C) 2005 Tommi Maekitalo
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * As a special exception, you may use this file as part of a free
 * software library without restriction. Specifically, if other files
 * instantiate templates or use macros or inline functions from this
 * file, or you compile this file and link it with other files to
 * produce an executable, this file does not by itself cause the
 * resulting executable to be covered by the GNU General Public
 * License. This exception does not however invalidate any other
 * reasons why the executable file might be covered by the GNU Library
 * General Public License.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifndef TNTDB_BITS_STATEMENT_H
#define TNTDB_BITS_STATEMENT_H

#include <string>
#include <cxxtools/smartptr.h>
#include <tntdb/iface/istatement.h>
#include <tntdb/date.h>
#include <tntdb/time.h>
#include <tntdb/datetime.h>

namespace tntdb
{
  class Connection;
  class Result;
  class Row;
  class Value;
  class Date;
  class Time;
  class Datetime;

  class Statement
  {
    public:
      class const_iterator;
      typedef IStatement::size_type size_type;

    private:
      cxxtools::SmartPtr<IStatement> stmt;

    public:
      Statement(IStatement* stmt_ = 0)
        : stmt(stmt_)
        { }

      Statement& clear()
        { stmt->clear(); return *this; }
      Statement& setNull(const std::string& col)
        { stmt->setNull(col); return *this; }
      Statement& setBool(const std::string& col, bool data)
        { stmt->setBool(col, data); return *this; }
      Statement& setInt(const std::string& col, int data)
        { stmt->setInt(col, data); return *this; }
      Statement& setUnsigned(const std::string& col, unsigned data)
        { stmt->setUnsigned(col, data); return *this; }
      Statement& setInt32(const std::string& col, int32_t data)
        { stmt->setInt32(col, data); return *this; }
      Statement& setUnsigned32(const std::string& col, uint32_t data)
        { stmt->setUnsigned32(col, data); return *this; }
      Statement& setInt64(const std::string& col, int64_t data)
        { stmt->setInt64(col, data); return *this; }
      Statement& setUnsigned64(const std::string& col, uint64_t data)
        { stmt->setUnsigned64(col, data); return *this; }
      Statement& setDecimal(const std::string& col, const Decimal& data)
        { stmt->setDecimal(col, data); return *this; }
      Statement& setFloat(const std::string& col, float data)
        { stmt->setFloat(col, data); return *this; }
      Statement& setDouble(const std::string& col, double data)
        { stmt->setDouble(col, data); return *this; }
      Statement& setChar(const std::string& col, char data)
        { stmt->setChar(col, data); return *this; }
      Statement& setString(const std::string& col, const std::string& data)
        { stmt->setString(col, data); return *this; }
      Statement& setString(const std::string& col, const char* data)
        { data == 0 ? stmt->setNull(col)
                    : stmt->setString(col, data); return *this; }
      Statement& setBlob(const std::string& col, const Blob& data)
        { stmt->setBlob(col, data); return *this; }
      Statement& setDate(const std::string& col, const Date& data)
        { data.isNull() ? stmt->setNull(col)
                        : stmt->setDate(col, data); return *this; }
      Statement& setTime(const std::string& col, const Time& data)
        { data.isNull() ? stmt->setNull(col)
                        : stmt->setTime(col, data); return *this; }
      Statement& setDatetime(const std::string& col, const Datetime& data)
        { data.isNull() ? stmt->setNull(col)
                        : stmt->setDatetime(col, data); return *this; }


      Statement& set(const std::string& col, bool data)
        { stmt->setBool(col, data); return *this; }
      Statement& set(const std::string& col, int data)
        { stmt->setInt(col, data); return *this; }
      Statement& set(const std::string& col, unsigned data)
        { stmt->setUnsigned(col, data); return *this; }
      Statement& set(const std::string& col, float data)
        { stmt->setFloat(col, data); return *this; }
      Statement& set(const std::string& col, double data)
        { stmt->setDouble(col, data); return *this; }
      Statement& set(const std::string& col, char data)
        { stmt->setChar(col, data); return *this; }
      Statement& set(const std::string& col, const char* data)
        { data == 0 ? stmt->setNull(col)
                    : stmt->setString(col, data); return *this; }
      Statement& set(const std::string& col, const std::string& data)
        { stmt->setString(col, data); return *this; }
      Statement& set(const std::string& col, const Date& data)
        { data.isNull() ? stmt->setNull(col)
                        : stmt->setDate(col, data); return *this; }
      Statement& set(const std::string& col, const Time& data)
        { data.isNull() ? stmt->setNull(col)
                        : stmt->setTime(col, data); return *this; }
      Statement& set(const std::string& col, const Datetime& data)
        { data.isNull() ? stmt->setNull(col)
                        : stmt->setDatetime(col, data); return *this; }
      Statement& set(const std::string& col, const Decimal& data)
        { stmt->setDecimal(col, data); return *this; }
      Statement& set(const std::string& col, const Blob& data)
        { stmt->setBlob(col, data); return *this; }


      size_type execute();
      Result select();
      Row selectRow();
      Value selectValue();

      const_iterator begin(unsigned fetchsize = 100) const;
      const_iterator end() const;

      bool operator!() const             { return !stmt; }
      const IStatement* getImpl() const  { return &*stmt; }
  };
}

#endif // TNTDB_BITS_STATEMENT_H

Copyright © 2008 The Tntnet Development Team

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