bulkinsert.cpp
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- /*
- * ===========================================================================
- * PRODUCTION $Log: bulkinsert.cpp,v $
- * PRODUCTION Revision 1000.3 2004/06/01 19:18:09 gouriano
- * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.7
- * PRODUCTION
- * ===========================================================================
- */
- /* $Id: bulkinsert.cpp,v 1000.3 2004/06/01 19:18:09 gouriano Exp $
- * ===========================================================================
- *
- * PUBLIC DOMAIN NOTICE
- * National Center for Biotechnology Information
- *
- * This software/database is a "United States Government Work" under the
- * terms of the United States Copyright Act. It was written as part of
- * the author's official duties as a United States Government employee and
- * thus cannot be copyrighted. This software/database is freely available
- * to the public for use. The National Library of Medicine and the U.S.
- * Government have not placed any restriction on its use or reproduction.
- *
- * Although all reasonable efforts have been taken to ensure the accuracy
- * and reliability of the software and data, the NLM and the U.S.
- * Government do not and cannot warrant the performance or results that
- * may be obtained by using this software or data. The NLM and the U.S.
- * Government disclaim all warranties, express or implied, including
- * warranties of performance, merchantability or fitness for any particular
- * purpose.
- *
- * Please cite the author in any work or product based on this material.
- *
- * ===========================================================================
- *
- * File Name: $Id: bulkinsert.cpp,v 1000.3 2004/06/01 19:18:09 gouriano Exp $
- *
- * Author: Michael Kholodov
- *
- * File Description: Base class for database access
- *
- *
- * $Log: bulkinsert.cpp,v $
- * Revision 1000.3 2004/06/01 19:18:09 gouriano
- * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.7
- *
- * Revision 1.7 2004/05/17 21:10:28 gorelenk
- * Added include of PCH ncbi_pch.hpp
- *
- * Revision 1.6 2004/04/12 14:25:33 kholodov
- * Modified: resultset caching scheme, fixed single connection handling
- *
- * Revision 1.5 2004/04/08 15:56:58 kholodov
- * Multiple bug fixes and optimizations
- *
- * Revision 1.4 2004/03/08 22:15:19 kholodov
- * Added: 3 new Get...() methods internally
- *
- * Revision 1.3 2002/10/03 18:49:59 kholodov
- * Added: additional TRACE diagnostics about object deletion
- * Fixed: setting parameters in IStatement object is fully supported
- * Added: IStatement::ExecuteLast() to execute the last statement with
- * different parameters if any
- *
- * Revision 1.2 2002/09/18 18:49:27 kholodov
- * Modified: class declaration and Action method to reflect
- * direct inheritance of CActiveObject from IEventListener
- *
- * Revision 1.1 2002/09/16 19:34:40 kholodov
- * Added: bulk insert support
- *
- *
- *
- */
- #include <ncbi_pch.hpp>
- #include "conn_impl.hpp"
- #include "bulkinsert.hpp"
- #include <dbapi/driver/exception.hpp>
- #include <dbapi/driver/public.hpp>
- BEGIN_NCBI_SCOPE
- // implementation
- CBulkInsert::CBulkInsert(const string& name,
- unsigned int cols,
- CConnection* conn)
- : m_nofCols(cols), m_cmd(0), m_conn(conn)
- {
- SetIdent("CBulkInsert");
- m_cmd = m_conn->GetCDB_Connection()->BCPIn(name, cols);
- }
- CBulkInsert::~CBulkInsert()
- {
- Notify(CDbapiClosedEvent(this));
- FreeResources();
- Notify(CDbapiDeletedEvent(this));
- _TRACE(GetIdent() << " " << (void*)this << " deleted.");
- }
- void CBulkInsert::Close()
- {
- Notify(CDbapiClosedEvent(this));
- FreeResources();
- }
- void CBulkInsert::FreeResources()
- {
- delete m_cmd;
- m_cmd = 0;
- if( m_conn != 0 && m_conn->IsAux() ) {
- delete m_conn;
- m_conn = 0;
- Notify(CDbapiAuxDeletedEvent(this));
- }
- }
-
- void CBulkInsert::Bind(unsigned int col, CVariant* v)
- {
- GetBCPInCmd()->Bind(col - 1, v->GetData());
- }
-
-
- void CBulkInsert::AddRow()
- {
- GetBCPInCmd()->SendRow();
- }
- void CBulkInsert::StoreBatch()
- {
- GetBCPInCmd()->CompleteBatch();
- }
- void CBulkInsert::Cancel()
- {
- GetBCPInCmd()->Cancel();
- }
- void CBulkInsert::Complete()
- {
- GetBCPInCmd()->CompleteBCP();
- }
- void CBulkInsert::Action(const CDbapiEvent& e)
- {
- _TRACE(GetIdent() << " " << (void*)this << ": '" << e.GetName()
- << "' from " << e.GetSource()->GetIdent());
- if(dynamic_cast<const CDbapiDeletedEvent*>(&e) != 0 ) {
- RemoveListener(e.GetSource());
- if(dynamic_cast<CConnection*>(e.GetSource()) != 0 ) {
- _TRACE("Deleting " << GetIdent() << " " << (void*)this);
- delete this;
- }
- }
- }
- END_NCBI_SCOPE