LCOV - code coverage report
Current view: top level - connectivity/source/cpool - ZConnectionPool.hxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 0 14 0.0 %
Date: 2012-08-25 Functions: 0 13 0.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 0 8 0.0 %

           Branch data     Line data    Source code
       1                 :            : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2                 :            : /*
       3                 :            :  * This file is part of the LibreOffice project.
       4                 :            :  *
       5                 :            :  * This Source Code Form is subject to the terms of the Mozilla Public
       6                 :            :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7                 :            :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8                 :            :  *
       9                 :            :  * This file incorporates work covered by the following license notice:
      10                 :            :  *
      11                 :            :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12                 :            :  *   contributor license agreements. See the NOTICE file distributed
      13                 :            :  *   with this work for additional information regarding copyright
      14                 :            :  *   ownership. The ASF licenses this file to you under the Apache
      15                 :            :  *   License, Version 2.0 (the "License"); you may not use this file
      16                 :            :  *   except in compliance with the License. You may obtain a copy of
      17                 :            :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18                 :            :  */
      19                 :            : #ifndef _CONNECTIVITY_ZCONNECTIONPOOL_HXX_
      20                 :            : #define _CONNECTIVITY_ZCONNECTIONPOOL_HXX_
      21                 :            : 
      22                 :            : #include <com/sun/star/lang/XEventListener.hpp>
      23                 :            : #include <com/sun/star/sdbc/XPooledConnection.hpp>
      24                 :            : #include <com/sun/star/sdbc/XDriver.hpp>
      25                 :            : #include <com/sun/star/beans/PropertyValue.hpp>
      26                 :            : #include <com/sun/star/beans/XPropertyChangeListener.hpp>
      27                 :            : #include <com/sun/star/reflection/XProxyFactory.hpp>
      28                 :            : #include <cppuhelper/weakref.hxx>
      29                 :            : #include <cppuhelper/implbase1.hxx>
      30                 :            : #include <comphelper/stl_types.hxx>
      31                 :            : #include <osl/mutex.hxx>
      32                 :            : #include <salhelper/timer.hxx>
      33                 :            : #include <rtl/ref.hxx>
      34                 :            : #include <rtl/digest.h>
      35                 :            : 
      36                 :            : namespace connectivity
      37                 :            : {
      38                 :            :     class OConnectionPool;
      39                 :            :     //==========================================================================
      40                 :            :     /// OPoolTimer - Invalidates the connection pool
      41                 :            :     //==========================================================================
      42         [ #  # ]:          0 :     class OPoolTimer : public ::salhelper::Timer
      43                 :            :     {
      44                 :            :         OConnectionPool* m_pPool;
      45                 :            :     public:
      46                 :          0 :         OPoolTimer(OConnectionPool* _pPool,const ::salhelper::TTimeValue& _Time)
      47                 :            :             : ::salhelper::Timer(_Time)
      48                 :          0 :             ,m_pPool(_pPool)
      49                 :          0 :         {}
      50                 :            :     protected:
      51                 :            :         virtual void SAL_CALL onShot();
      52                 :            :     };
      53                 :            : 
      54                 :            :     //==========================================================================
      55                 :            :     //= OConnectionPool - the one-instance service for PooledConnections
      56                 :            :     //= manages the active connections and the connections in the pool
      57                 :            :     //==========================================================================
      58                 :            :     typedef ::cppu::WeakImplHelper1< ::com::sun::star::beans::XPropertyChangeListener>  OConnectionPool_Base;
      59                 :            : 
      60                 :            :     // typedef for the interanl structure
      61                 :            :     typedef ::std::vector< ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XPooledConnection> > TPooledConnections;
      62                 :            : 
      63                 :            :      // contains the currently pooled connections
      64                 :            :     typedef struct
      65                 :          0 :     {
      66                 :            :         TPooledConnections  aConnections;
      67                 :            :         sal_Int32           nALiveCount; // will be decremented everytime a time says to, when will reach zero the pool will be deleted
      68                 :          0 :     } TConnectionPool;
      69                 :            : 
      70                 :            :     struct TDigestHolder
      71                 :            :     {
      72                 :            :         sal_uInt8 m_pBuffer[RTL_DIGEST_LENGTH_SHA1];
      73                 :          0 :         TDigestHolder()
      74                 :            :         {
      75                 :          0 :             m_pBuffer[0] = 0;
      76                 :          0 :         }
      77                 :            : 
      78                 :            :     };
      79                 :            : 
      80                 :            :     //  typedef TDigestHolder
      81                 :            : 
      82                 :            :     struct TDigestLess : public ::std::binary_function< TDigestHolder, TDigestHolder, bool>
      83                 :            :     {
      84                 :          0 :         bool operator() (const TDigestHolder& x, const TDigestHolder& y) const
      85                 :            :         {
      86                 :            :             sal_uInt32 i;
      87 [ #  # ][ #  # ]:          0 :             for(i=0;i < RTL_DIGEST_LENGTH_SHA1 && (x.m_pBuffer[i] >= y.m_pBuffer[i]); ++i)
                 [ #  # ]
      88                 :            :                 ;
      89                 :          0 :             return i < RTL_DIGEST_LENGTH_SHA1;
      90                 :            :         }
      91                 :            :     };
      92                 :            : 
      93                 :            :     typedef ::std::map< TDigestHolder,TConnectionPool,TDigestLess> TConnectionMap;
      94                 :            : 
      95                 :            :     // contains additional information about a activeconnection which is needed to put it back to the pool
      96                 :            :     typedef struct
      97                 :          0 :     {
      98                 :            :         TConnectionMap::iterator aPos;
      99                 :            :         ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XPooledConnection> xPooledConnection;
     100                 :          0 :     } TActiveConnectionInfo;
     101                 :            : 
     102                 :            :     typedef ::std::map< ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection>,
     103                 :            :                         TActiveConnectionInfo> TActiveConnectionMap;
     104                 :            : 
     105                 :            :     class OConnectionPool : public OConnectionPool_Base
     106                 :            :     {
     107                 :            :         TConnectionMap          m_aPool;                // the pooled connections
     108                 :            :         TActiveConnectionMap    m_aActiveConnections;   // the currently active connections
     109                 :            : 
     110                 :            :         ::osl::Mutex            m_aMutex;
     111                 :            :         ::rtl::Reference<OPoolTimer>    m_xInvalidator;         // invalidates the conntection pool when shot
     112                 :            : 
     113                 :            :         ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XDriver >             m_xDriver;      // the one and only driver for this connectionpool
     114                 :            :         ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >           m_xDriverNode;  // config node entry
     115                 :            :         ::com::sun::star::uno::Reference< ::com::sun::star::reflection::XProxyFactory > m_xProxyFactory;
     116                 :            :         sal_Int32               m_nTimeOut;
     117                 :            :         sal_Int32               m_nALiveCount;
     118                 :            : 
     119                 :            :     private:
     120                 :            :         ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection> createNewConnection(const ::rtl::OUString& _rURL,
     121                 :            :                                 const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& _rInfo);
     122                 :            :         ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection> getPooledConnection(TConnectionMap::iterator& _rIter);
     123                 :            :         // calculate the timeout and the corresponding ALiveCount
     124                 :            :         void calculateTimeOuts();
     125                 :            : 
     126                 :            :     protected:
     127                 :            :         // the dtor will be called from the last instance  (last release call)
     128                 :            :         virtual ~OConnectionPool();
     129                 :            :     public:
     130                 :            :         OConnectionPool(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XDriver >& _xDriver,
     131                 :            :                         const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _xDriverNode,
     132                 :            :                         const ::com::sun::star::uno::Reference< ::com::sun::star::reflection::XProxyFactory >& _rxProxyFactory);
     133                 :            : 
     134                 :            :         // delete all refs
     135                 :            :         void clear(sal_Bool _bDispose);
     136                 :            :         ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection > SAL_CALL getConnectionWithInfo( const ::rtl::OUString& url, const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& info ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
     137                 :            :         // XEventListener
     138                 :            :         virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw (::com::sun::star::uno::RuntimeException);
     139                 :            :         // XPropertyChangeListener
     140                 :            :         virtual void SAL_CALL propertyChange( const ::com::sun::star::beans::PropertyChangeEvent& evt ) throw (::com::sun::star::uno::RuntimeException);
     141                 :            : 
     142                 :            :         void invalidatePooledConnections();
     143                 :            :     };
     144                 :            : }
     145                 :            : #endif // _CONNECTIVITY_ZCONNECTIONPOOL_HXX_
     146                 :            : 
     147                 :            : 
     148                 :            : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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