xref: /trunk/main/dbaccess/source/ui/inc/indexcollection.hxx (revision 914d351e5f5b84e4342a86d6ab8d4aca7308b9bd)

/**************************************************************
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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 *************************************************************/



#ifndef _DBAUI_INDEXCOLLECTION_HXX_
#define _DBAUI_INDEXCOLLECTION_HXX_

#ifndef _COM_SUN_STAR_CONTAINER_XNAMEACCESS_HPP_
#include <com/sun/star/container/XNameAccess.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_SQLEXCEPTION_HPP_
#include <com/sun/star/sdbc/SQLException.hpp>
#endif
#ifndef _COM_SUN_STAR_BEANS_XPROPERTYSET_HPP_
#include <com/sun/star/beans/XPropertySet.hpp>
#endif
#ifndef _DBAUI_INDEXES_HXX_
#include "indexes.hxx"
#endif

//......................................................................
namespace dbaui
{
//......................................................................

    //==================================================================
    //= OIndexCollection
    //==================================================================
    class OIndexCollection
    {
    protected:
        ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess >
                    m_xIndexes;

        // cached information
        Indexes     m_aIndexes;

    public:
        // construction
        OIndexCollection();
        OIndexCollection(const OIndexCollection& _rSource);
        //  OIndexCollection(const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess >& _rxIndexes);

        const OIndexCollection& operator=(const OIndexCollection& _rSource);

        // iterating through the collection
        typedef OIndex* iterator;
        typedef OIndex const* const_iterator;

        /// get access to the first element of the index collection
        Indexes::const_iterator begin() const { return m_aIndexes.begin(); }
        /// get access to the first element of the index collection
        Indexes::iterator begin() { return m_aIndexes.begin(); }
        /// get access to the (last + 1st) element of the index collection
        Indexes::const_iterator end() const { return m_aIndexes.end(); }
        /// get access to the (last + 1st) element of the index collection
        Indexes::iterator end() { return m_aIndexes.end(); }

        // searching
        Indexes::const_iterator find(const String& _rName) const;
        Indexes::iterator find(const String& _rName);
        Indexes::const_iterator findOriginal(const String& _rName) const;
        Indexes::iterator findOriginal(const String& _rName);

        // inserting without committing
        // the OriginalName of the newly inserted index will be empty, thus indicating that it's new
        Indexes::iterator insert(const String& _rName);
        // commit a new index, which is already part if the collection, but does not have an equivalent in the
        // data source, yet
        void commitNewIndex(const Indexes::iterator& _rPos) SAL_THROW((::com::sun::star::sdbc::SQLException));

        // reset the data for the given index
        void resetIndex(const Indexes::iterator& _rPos) SAL_THROW((::com::sun::star::sdbc::SQLException));

        // attach to a new key container
        void attach(const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess >& _rxIndexes);
        // detach from the container
        void detach();

        // is the object valid?
        sal_Bool    isValid() const { return m_xIndexes.is(); }
        // number of contained indexes
        sal_Int32   size() const { return m_aIndexes.size(); }

        /// drop an index, and remove it from the collection
        sal_Bool    drop(const Indexes::iterator& _rPos) SAL_THROW((::com::sun::star::sdbc::SQLException));
        /// simply drop the index described by the name, but don't remove the descriptor from the collection
        sal_Bool    dropNoRemove(const Indexes::iterator& _rPos) SAL_THROW((::com::sun::star::sdbc::SQLException));

    protected:
        void implConstructFrom(const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess >& _rxIndexes);
        void implFillIndexInfo(OIndex& _rIndex, ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > _rxDescriptor) SAL_THROW((::com::sun::star::uno::Exception));
        void implFillIndexInfo(OIndex& _rIndex) SAL_THROW((::com::sun::star::uno::Exception));
    };


//......................................................................
}   // namespace dbaui
//......................................................................

#endif // _DBAUI_INDEXCOLLECTION_HXX_