DictIndex.hpp
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上传日期:2022-05-23
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- /* Copyright (C) 2003 MySQL AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program 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 General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- #ifndef ODBC_DICTIONARY_DictIndex_hpp
- #define ODBC_DICTIONARY_DictIndex_hpp
- #include <vector>
- #include <common/common.hpp>
- #include "DictColumn.hpp"
- class Ctx;
- class ConnArea;
- class DictTable;
- class DictColumn;
- class DictIndex;
- /**
- * @class DictIndex
- * @brief Database table
- */
- class DictIndex {
- friend class DictSchema;
- public:
- DictIndex(const ConnArea& connArea, const BaseString& name, NdbDictionary::Object::Type type, unsigned size);
- ~DictIndex();
- NdbDictionary::Object::Type getType() const;
- unsigned getSize() const;
- void setTable(DictTable* table);
- DictTable* getTable() const;
- void setColumn(unsigned i, DictColumn* column);
- DictColumn* getColumn(unsigned i) const;
- const BaseString& getName() const;
- DictColumn* findColumn(const BaseString& name) const;
- protected:
- const ConnArea& m_connArea;
- const BaseString m_name;
- const NdbDictionary::Object::Type m_type;
- const unsigned m_size;
- DictSchema* m_parent;
- DictTable* m_table;
- typedef std::vector<DictColumn*> Columns; // pointers to table columns
- Columns m_columns;
- };
- inline
- DictIndex::DictIndex(const ConnArea& connArea, const BaseString& name, NdbDictionary::Object::Type type, unsigned size) :
- m_connArea(connArea),
- m_name(name),
- m_type(type),
- m_size(size),
- m_parent(0),
- m_columns(1 + size)
- {
- }
- inline NdbDictionary::Object::Type
- DictIndex::getType() const
- {
- return m_type;
- }
- inline unsigned
- DictIndex::getSize() const
- {
- ctx_assert(m_columns.size() == 1 + m_size);
- return m_size;
- }
- inline void
- DictIndex::setTable(DictTable* table)
- {
- m_table = table;
- }
- inline DictTable*
- DictIndex::getTable() const
- {
- return m_table;
- }
- inline DictColumn*
- DictIndex::getColumn(unsigned i) const
- {
- ctx_assert(1 <= i && i <= m_size);
- ctx_assert(m_columns[i] != 0);
- return m_columns[i];
- }
- inline const BaseString&
- DictIndex::getName() const
- {
- return m_name;
- }
- #endif