ucb/source/cacher/dynamicresultsetwrapper.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   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
  20 #ifndef INCLUDED_UCB_SOURCE_CACHER_DYNAMICRESULTSETWRAPPER_HXX
  21 #define INCLUDED_UCB_SOURCE_CACHER_DYNAMICRESULTSETWRAPPER_HXX
  22
  23 #include <osl/mutex.hxx>
  24 #include <osl/conditn.hxx>
  25 #include <ucbhelper/macros.hxx>
  26 #include <cppuhelper/weak.hxx>
  27 #include <comphelper/interfacecontainer2.hxx>
  28 #include <com/sun/star/lang/XTypeProvider.hpp>
  29 #include <com/sun/star/lang/XServiceInfo.hpp>
  30 #include <cppuhelper/interfacecontainer.hxx>
  31 #include <com/sun/star/ucb/XDynamicResultSet.hpp>
  32 #include <com/sun/star/ucb/XSourceInitialization.hpp>
  33 #include <com/sun/star/lang/DisposedException.hpp>
  34 #include <com/sun/star/ucb/XDynamicResultSetListener.hpp>
  35 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  36 #include <rtl/ref.hxx>
  37
  38 #include <memory>
  39
  40 class DynamicResultSetWrapperListener;
  41 class DynamicResultSetWrapper
  42                 : public cppu::OWeakObject
  43                 , public css::ucb::XDynamicResultSet
  44                 , public css::ucb::XSourceInitialization
  45 {
  46 private:
  47     //management of listeners
  48     bool                    m_bDisposed; ///Dispose call ready.
  49     bool                    m_bInDispose;///In dispose call
  50     osl::Mutex              m_aContainerMutex;
  51     std::unique_ptr<comphelper::OInterfaceContainerHelper2>
  52                             m_pDisposeEventListeners;
  53 protected:
  54     rtl::Reference<DynamicResultSetWrapperListener>
  55                             m_xMyListenerImpl;
  56
  57     css::uno::Reference< css::uno::XComponentContext >
  58                             m_xContext;
  59
  60     osl::Mutex              m_aMutex;
  61     bool                    m_bStatic;
  62     bool                    m_bGotWelcome;
  63
  64     //different Interfaces from Origin:
  65     css::uno::Reference< css::ucb::XDynamicResultSet >
  66                             m_xSource;
  67     css::uno::Reference< css::sdbc::XResultSet >
  68                             m_xSourceResultOne;
  69     css::uno::Reference< css::sdbc::XResultSet >
  70                             m_xSourceResultTwo;
  71
  72     css::uno::Reference< css::sdbc::XResultSet >
  73                             m_xMyResultOne;
  74     css::uno::Reference< css::sdbc::XResultSet >
  75                             m_xMyResultTwo;
  76
  77     css::uno::Reference< css::ucb::XDynamicResultSetListener >
  78                             m_xListener;
  79
  80     osl::Condition          m_aSourceSet;
  81     osl::Condition          m_aListenerSet;
  82
  83 protected:
  84     void impl_init();
  85     void impl_deinit();
  86     /// @throws css::lang::DisposedException
  87     /// @throws css::uno::RuntimeException
  88     void
  89     impl_EnsureNotDisposed();
  90
  91     virtual void
  92     impl_InitResultSetOne( const css::uno::Reference<
  93                 css::sdbc::XResultSet >& xResultSet );
  94     virtual void
  95     impl_InitResultSetTwo( const css::uno::Reference<
  96                 css::sdbc::XResultSet >& xResultSet );
  97
  98 public:
  99
 100     DynamicResultSetWrapper(
 101         css::uno::Reference< css::ucb::XDynamicResultSet > const & xOrigin
 102         , const css::uno::Reference< css::uno::XComponentContext > & rxContext );
 103
 104     virtual ~DynamicResultSetWrapper() override;
 105
 106
 107     // XInterface
 108     virtual css::uno::Any SAL_CALL
 109     queryInterface( const css::uno::Type & rType ) override;
 110
 111
 112     // XDynamicResultSet
 113     virtual css::uno::Reference< css::sdbc::XResultSet > SAL_CALL
 114     getStaticResultSet() override;
 115
 116     virtual void SAL_CALL
 117     setListener( const css::uno::Reference< css::ucb::XDynamicResultSetListener > & Listener ) override;
 118
 119     virtual void SAL_CALL
 120     connectToCache( const css::uno::Reference< css::ucb::XDynamicResultSet > & xCache ) override;
 121
 122     virtual sal_Int16 SAL_CALL
 123     getCapabilities() override;
 124
 125
 126     // XComponent ( base of XDynamicResultSet )
 127     virtual void SAL_CALL
 128     dispose() override;
 129
 130     virtual void SAL_CALL
 131     addEventListener( const css::uno::Reference< css::lang::XEventListener >& Listener ) override;
 132
 133     virtual void SAL_CALL
 134     removeEventListener( const css::uno::Reference< css::lang::XEventListener >& Listener ) override;
 135
 136
 137     // XSourceInitialization
 138
 139     virtual void SAL_CALL
 140     setSource(  const css::uno::Reference< css::uno::XInterface > & Source ) override;
 141
 142
 143     // own methods:
 144     /// @throws css::uno::RuntimeException
 145     virtual void
 146     impl_disposing( const css::lang::EventObject& Source );
 147
 148     /// @throws css::uno::RuntimeException
 149     void
 150     impl_notify( const css::ucb::ListEvent& Changes );
 151 };
 152
 153
 154 class DynamicResultSetWrapperListener
 155                 : public cppu::OWeakObject
 156                 , public css::ucb::XDynamicResultSetListener
 157 {
 158 protected:
 159     DynamicResultSetWrapper*    m_pOwner;
 160     osl::Mutex                  m_aMutex;
 161
 162 public:
 163     DynamicResultSetWrapperListener( DynamicResultSetWrapper* pOwner );
 164
 165     virtual ~DynamicResultSetWrapperListener() override;
 166
 167
 168     // XInterface
 169     virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type & rType ) override;
 170     virtual void SAL_CALL acquire()
 171         throw() override;
 172     virtual void SAL_CALL release()
 173         throw() override;
 174
 175     // XEventListener ( base of XDynamicResultSetListener )
 176
 177     virtual void SAL_CALL
 178     disposing( const css::lang::EventObject& Source ) override;
 179
 180     // XDynamicResultSetListener
 181     virtual void SAL_CALL
 182     notify( const css::ucb::ListEvent& Changes ) override;
 183
 184
 185     // own methods:
 186     void impl_OwnerDies();
 187 };
 188
 189
 190 #endif
 191
 192 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */