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#ifndef QPID_STORE_MSSQL_RECORDSET_H
#define QPID_STORE_MSSQL_RECORDSET_H
/*
*
* 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
* under the License.
*
*/
// Bring in ADO 2.8 (yes, I know it says "15", but that's it...)
#import "C:\Program Files\Common Files\System\ado\msado15.dll" \
no_namespace rename("EOF", "EndOfFile")
#include <comdef.h>
#include <comutil.h>
#include <string>
#if 0
#include <utility>
#endif
namespace qpid {
namespace store {
namespace ms_sql {
class DatabaseConnection;
/**
* @class Recordset
*
* Represents an ADO Recordset, abstracting out the common operations needed
* on the common tables used that have 2 fields, persistence ID and blob.
*/
class Recordset {
protected:
_RecordsetPtr rs;
DatabaseConnection* dbConn;
std::string tableName;
public:
#if 0
/**
* Iterator support for walking through the recordset.
* If I need to try this again, I'd look at Recordset cloning.
*/
class Iterator : public boost::iterator_facade<
Iterator, std::pair<uint64_t, BlobAdapter>, boost::random_access_traversal_tag>
{
public:
Iterator() : rs(0) { }
Iterator(Recordset& _rs);
private:
friend class boost::iterator_core_access;
std::pair<uint64_t, BlobAdapter>& dereference() const;
void increment();
bool equal(const Iterator& x) const;
_RecordsetPtr rs;
std::pair<uint64_t, BlobAdapter> current;
void setCurrent();
};
friend class Iterator;
#endif
Recordset() : rs(0) {}
virtual ~Recordset() { close(); }
void open(DatabaseConnection* conn, const std::string& table);
void close();
void requery();
operator _RecordsetPtr () { return rs; }
#if 0
Iterator begin() { Iterator iter(*this); return iter; }
Iterator end() { Iterator iter; return iter; }
#endif
// Dump table contents; useful for debugging.
void dump();
};
}}} // namespace qpid::store::ms_sql
#endif /* QPID_STORE_MSSQL_RECORDSET_H */
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