lds_coreobjreader.cpp
上传用户:yhdzpy8989
上传日期:2007-06-13
资源大小:13604k
文件大小:6k
- /*
- * ===========================================================================
- * PRODUCTION $Log: lds_coreobjreader.cpp,v $
- * PRODUCTION Revision 1000.1 2004/06/01 19:45:58 gouriano
- * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.6
- * PRODUCTION
- * ===========================================================================
- */
- /* $Id: lds_coreobjreader.cpp,v 1000.1 2004/06/01 19:45:58 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.
- *
- * ===========================================================================
- *
- * Author: Anatoliy Kuznetsov
- *
- * File Description: Core objects reader implementations.
- *
- */
- #include <ncbi_pch.hpp>
- #include <objtools/lds/admin/lds_coreobjreader.hpp>
- #include <objects/seqset/Seq_entry.hpp>
- #include <objects/seq/Bioseq.hpp>
- #include <objects/seqloc/Seq_id.hpp>
- #include <objects/seq/Seq_descr.hpp>
- #include <objects/seq/Seqdesc.hpp>
- #include <objects/submit/Seq_submit.hpp>
- #include <objects/seqset/Bioseq_set.hpp>
- #include <objects/seq/Seq_annot.hpp>
- #include <objects/seqalign/Seq_align.hpp>
- BEGIN_NCBI_SCOPE
- BEGIN_SCOPE(objects)
- CLDS_CoreObjectsReader::CLDS_CoreObjectsReader(void)
- {
- AddCandidate(CObjectTypeInfo(CType<CSeq_entry>()));
- AddCandidate(CObjectTypeInfo(CType<CBioseq>()));
- AddCandidate(CObjectTypeInfo(CType<CBioseq_set>()));
- AddCandidate(CObjectTypeInfo(CType<CSeq_annot>()));
- AddCandidate(CObjectTypeInfo(CType<CSeq_align>()));
- }
- void CLDS_CoreObjectsReader::OnTopObjectFoundPre(const CObjectInfo& object,
- size_t stream_offset)
- {
- // GetStreamOffset() returns offset of the most recent top level object
- // In case of the Text ASN.1 it can differ from the stream_offset variable
- // because reader first reads the file header and only then calls the main
- // Read function.
- size_t offset = GetStreamOffset();
- m_TopDescr = SObjectParseDescr(&object, offset);
- m_Stack.push(SObjectParseDescr(&object, offset));
- }
- void CLDS_CoreObjectsReader::OnTopObjectFoundPost(const CObjectInfo& object)
- {
- SObjectParseDescr pdescr = m_Stack.top();
- SObjectDetails od(*pdescr.object_info,
- pdescr.stream_offset,
- 0,
- 0,
- true);
- m_Objects.push_back(od);
- m_Stack.pop();
- _ASSERT(m_Stack.empty());
- }
- void CLDS_CoreObjectsReader::OnObjectFoundPre(const CObjectInfo& object,
- size_t stream_offset)
- {
- if (m_Stack.size() == 0) {
- OnTopObjectFoundPre(object, stream_offset);
- return;
- }
- _ASSERT(stream_offset);
- m_Stack.push(SObjectParseDescr(&object, stream_offset));
- }
- void CLDS_CoreObjectsReader::OnObjectFoundPost(const CObjectInfo& object)
- {
- if (m_Stack.size() == 1) {
- OnTopObjectFoundPost(object);
- return;
- }
- SObjectParseDescr object_descr = m_Stack.top();
- m_Stack.pop();
- _ASSERT(!m_Stack.empty());
- SObjectParseDescr parent_descr = m_Stack.top();
- _ASSERT(object_descr.stream_offset); // non-top object must have an offset
- SObjectDetails od(object,
- object_descr.stream_offset,
- parent_descr.stream_offset,
- m_TopDescr.stream_offset,
- false);
- m_Objects.push_back(od);
- }
- void CLDS_CoreObjectsReader::Reset()
- {
- while (!m_Stack.empty()) {
- m_Stack.pop();
- }
- }
- CLDS_CoreObjectsReader::SObjectDetails*
- CLDS_CoreObjectsReader::FindObjectInfo(size_t stream_offset)
- {
- int idx = FindObject(stream_offset);
- if (idx < 0)
- return 0;
- return &m_Objects[idx];
- }
- int CLDS_CoreObjectsReader::FindObject(size_t stream_offset)
- {
- int idx = 0;
- ITERATE(TObjectVector, it, m_Objects) {
- if (it->offset == stream_offset) {
- return idx;
- }
- ++idx;
- }
- return -1;
- }
- END_SCOPE(objects)
- END_NCBI_SCOPE
- /*
- * ===========================================================================
- * $Log: lds_coreobjreader.cpp,v $
- * Revision 1000.1 2004/06/01 19:45:58 gouriano
- * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.6
- *
- * Revision 1.6 2004/05/21 21:42:55 gorelenk
- * Added PCH ncbi_pch.hpp
- *
- * Revision 1.5 2003/10/09 16:46:57 kuznets
- * Fixed bug with cleaning objects vector on every OnTopObjectFound call.
- * Caused incorrect ASN.1 binary scan.
- *
- * Revision 1.4 2003/10/07 20:45:23 kuznets
- * Implemented Reset()
- *
- * Revision 1.3 2003/07/14 19:44:40 kuznets
- * Fixed a bug with objects offset in for ASN.1 text files
- *
- * Revision 1.2 2003/06/16 16:24:43 kuznets
- * Fixed #include paths (lds <-> lds_admin separation)
- *
- * Revision 1.1 2003/06/03 14:13:25 kuznets
- * Initial revision
- *
- * Revision 1.1 2003/05/22 18:56:05 kuznets
- * Initial revision
- *
- *
- * ===========================================================================
- */