1//
2// SessionFactory.cpp
3//
4// Library: SQL
5// Package: SQLCore
6// Module: SessionFactory
7//
8// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
9// and Contributors.
10//
11// SPDX-License-Identifier: BSL-1.0
12//
13
14
15#include "Poco/SQL/SessionFactory.h"
16#include "Poco/URI.h"
17#include "Poco/String.h"
18
19
20namespace Poco {
21namespace SQL {
22
23
24SessionFactory::SessionFactory()
25{
26}
27
28
29SessionFactory::~SessionFactory()
30{
31}
32
33
34SessionFactory& SessionFactory::instance()
35{
36 static SessionFactory sf;
37 return sf;
38}
39
40
41void SessionFactory::add(Connector::Ptr pIn)
42{
43 Poco::FastMutex::ScopedLock lock(_mutex);
44 SessionInfo info(pIn);
45 std::pair<Connectors::iterator, bool> res =
46 _connectors.insert(std::make_pair(pIn->name(), info));
47 if (!res.second) res.first->second.cnt++;
48}
49
50
51void SessionFactory::remove(const std::string& key)
52{
53 Poco::FastMutex::ScopedLock lock(_mutex);
54 Connectors::iterator it = _connectors.find(key);
55 poco_assert (_connectors.end() != it);
56
57 --(it->second.cnt);
58 if (it->second.cnt == 0) _connectors.erase(it);
59}
60
61
62Session SessionFactory::create(const std::string& key,
63 const std::string& connectionString,
64 std::size_t timeout)
65{
66 Poco::SharedPtr<Connector> ptrSI;
67 {
68 Poco::FastMutex::ScopedLock lock(_mutex);
69 Connectors::iterator it = _connectors.find(key);
70 if (_connectors.end() == it) throw Poco::NotFoundException(key);
71 ptrSI = it->second.ptrSI;
72 }
73 return Session(ptrSI->createSession(connectionString, timeout));
74}
75
76
77Session SessionFactory::create(const std::string& uri,
78 std::size_t timeout)
79{
80 URI u(uri);
81 poco_assert (!u.getPath().empty());
82 return create(u.getScheme(), u.getPath().substr(1), timeout);
83}
84
85
86SessionFactory::SessionInfo::SessionInfo(Connector::Ptr pSI):
87 cnt(1),
88 ptrSI(pSI)
89{
90}
91
92
93} } // namespace Poco::SQL
94