ucb/source/cacher/cacheddynamicresultset.cxx

   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
  20
  21 #include "cacheddynamicresultset.hxx"
  22 #include "cachedcontentresultset.hxx"
  23 #include <osl/diagnose.h>
  24 #include <cppuhelper/queryinterface.hxx>
  25 #include <ucbhelper/getcomponentcontext.hxx>
  26 #include <ucbhelper/macros.hxx>
  27
  28 using namespace com::sun::star::lang;
  29 using namespace com::sun::star::sdbc;
  30 using namespace com::sun::star::ucb;
  31 using namespace com::sun::star::uno;
  32
  33
  34 CachedDynamicResultSet::CachedDynamicResultSet(
  35         Reference< XDynamicResultSet > const & xOrigin
  36         , const Reference< XContentIdentifierMapping > & xContentMapping
  37         , const Reference< XComponentContext > & xContext )
  38         : DynamicResultSetWrapper( xOrigin, xContext )
  39         , m_xContentIdentifierMapping( xContentMapping )
  40 {
  41     impl_init();
  42 }
  43
  44 CachedDynamicResultSet::~CachedDynamicResultSet()
  45 {
  46     impl_deinit();
  47 }
  48
  49 //virtual
  50 void CachedDynamicResultSet
  51     ::impl_InitResultSetOne( const Reference< XResultSet >& xResultSet )
  52 {
  53     DynamicResultSetWrapper::impl_InitResultSetOne( xResultSet );
  54     OSL_ENSURE( m_xSourceResultOne.is(), "need source resultset" );
  55
  56     Reference< XResultSet > xCache(
  57         new CachedContentResultSet( m_xContext, m_xSourceResultOne, m_xContentIdentifierMapping ) );
  58
  59     osl::Guard< osl::Mutex > aGuard( m_aMutex );
  60     m_xMyResultOne = xCache;
  61 }
  62
  63 //virtual
  64 void CachedDynamicResultSet
  65     ::impl_InitResultSetTwo( const Reference< XResultSet >& xResultSet )
  66 {
  67     DynamicResultSetWrapper::impl_InitResultSetTwo( xResultSet );
  68     OSL_ENSURE( m_xSourceResultTwo.is(), "need source resultset" );
  69
  70     Reference< XResultSet > xCache(
  71         new CachedContentResultSet( m_xContext, m_xSourceResultTwo, m_xContentIdentifierMapping ) );
  72
  73     osl::Guard< osl::Mutex > aGuard( m_aMutex );
  74     m_xMyResultTwo = xCache;
  75 }
  76
  77
  78 // XInterface methods.
  79 void SAL_CALL CachedDynamicResultSet::acquire()
  80     throw()
  81 {
  82     OWeakObject::acquire();
  83 }
  84
  85 void SAL_CALL CachedDynamicResultSet::release()
  86     throw()
  87 {
  88     OWeakObject::release();
  89 }
  90
  91 Any SAL_CALL CachedDynamicResultSet
  92     ::queryInterface( const Type&  rType )
  93 {
  94     //list all interfaces inclusive baseclasses of interfaces
  95
  96     Any aRet = DynamicResultSetWrapper::queryInterface( rType );
  97     if( aRet.hasValue() )
  98         return aRet;
  99
 100     aRet = cppu::queryInterface( rType,
 101                 static_cast< XTypeProvider* >( this )
 102                 , static_cast< XServiceInfo* >( this )
 103                 );
 104     return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
 105 }
 106
 107
 108 // XTypeProvider methods.
 109
 110 //list all interfaces exclusive baseclasses
 111 XTYPEPROVIDER_IMPL_4( CachedDynamicResultSet
 112                     , XTypeProvider
 113                     , XServiceInfo
 114                     , XDynamicResultSet
 115                     , XSourceInitialization
 116                     );
 117
 118
 119 // XServiceInfo methods.
 120
 121 OUString SAL_CALL CachedDynamicResultSet::getImplementationName()
 122 {
 123     return "com.sun.star.comp.ucb.CachedDynamicResultSet";
 124 }
 125
 126 sal_Bool SAL_CALL CachedDynamicResultSet::supportsService( const OUString& ServiceName )
 127 {
 128     return cppu::supportsService( this, ServiceName );
 129 }
 130
 131 css::uno::Sequence< OUString > SAL_CALL CachedDynamicResultSet::getSupportedServiceNames()
 132 {
 133     return { CACHED_DRS_SERVICE_NAME };
 134 }
 135
 136
 137 // own methods. ( inherited )
 138
 139 //virtual
 140 void CachedDynamicResultSet
 141     ::impl_disposing( const EventObject& Source )
 142 {
 143     DynamicResultSetWrapper::impl_disposing( Source );
 144     m_xContentIdentifierMapping.clear();
 145 }
 146
 147
 148 // class CachedDynamicResultSetFactory
 149
 150
 151 CachedDynamicResultSetFactory::CachedDynamicResultSetFactory(
 152         const Reference< XComponentContext > & xContext )
 153 {
 154     m_xContext = xContext;
 155 }
 156
 157 CachedDynamicResultSetFactory::~CachedDynamicResultSetFactory()
 158 {
 159 }
 160
 161
 162 // CachedDynamicResultSetFactory XServiceInfo methods.
 163
 164 XSERVICEINFO_COMMOM_IMPL( CachedDynamicResultSetFactory,
 165                          "com.sun.star.comp.ucb.CachedDynamicResultSetFactory" )
 166 /// @throws css::uno::Exception
 167 static css::uno::Reference< css::uno::XInterface >
 168 CachedDynamicResultSetFactory_CreateInstance( const css::uno::Reference< css::lang::XMultiServiceFactory> & rSMgr )
 169 {
 170     css::lang::XServiceInfo* pX = new CachedDynamicResultSetFactory( ucbhelper::getComponentContext(rSMgr) );
 171     return css::uno::Reference< css::uno::XInterface >::query( pX );
 172 }
 173
 174 css::uno::Sequence< OUString >
 175 CachedDynamicResultSetFactory::getSupportedServiceNames_Static()
 176 {
 177     css::uno::Sequence< OUString > aSNS { CACHED_DRS_FACTORY_NAME };
 178     return aSNS;
 179 }
 180
 181 // Service factory implementation.
 182
 183
 184 ONE_INSTANCE_SERVICE_FACTORY_IMPL( CachedDynamicResultSetFactory );
 185
 186
 187 // CachedDynamicResultSetFactory XCachedDynamicResultSetFactory methods.
 188
 189
 190 //virtual
 191 Reference< XDynamicResultSet > SAL_CALL CachedDynamicResultSetFactory
 192     ::createCachedDynamicResultSet(
 193           const Reference< XDynamicResultSet > & SourceStub
 194         , const Reference< XContentIdentifierMapping > & ContentIdentifierMapping )
 195 {
 196     Reference< XDynamicResultSet > xRet = new CachedDynamicResultSet( SourceStub, ContentIdentifierMapping, m_xContext );
 197     return xRet;
 198 }
 199
 200
 201 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */