1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef _OHIERARCHYHOLDER_HXX_ 25 #define _OHIERARCHYHOLDER_HXX_ 26 27 #include <com/sun/star/embed/XStorage.hpp> 28 #include <com/sun/star/embed/XTransactionListener.hpp> 29 #include <com/sun/star/embed/XExtendedStorageStream.hpp> 30 #include <cppuhelper/implbase1.hxx> 31 32 #include <comphelper/sequenceashashmap.hxx> 33 34 #include <rtl/ref.hxx> 35 36 #include <hash_map> 37 #include <list> 38 #include <vector> 39 40 struct OHierarchyElement_Impl; 41 42 struct eqFunc 43 { operator ()eqFunc44 sal_Bool operator()( const rtl::OUString &r1, 45 const rtl::OUString &r2) const 46 { 47 return r1 == r2; 48 } 49 }; 50 typedef ::std::hash_map< ::rtl::OUString, 51 ::rtl::Reference< OHierarchyElement_Impl >, 52 ::rtl::OUStringHash, 53 eqFunc > OHierarchyElementList_Impl; 54 55 typedef ::std::vector< ::rtl::OUString > OStringList_Impl; 56 typedef ::std::list< ::com::sun::star::uno::WeakReference< ::com::sun::star::embed::XExtendedStorageStream > > 57 OWeakStorRefList_Impl; 58 59 struct OHierarchyElement_Impl : public cppu::WeakImplHelper1< ::com::sun::star::embed::XTransactionListener > 60 { 61 ::osl::Mutex m_aMutex; 62 63 ::rtl::Reference< OHierarchyElement_Impl > m_rParent; 64 ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > m_xOwnStorage; 65 ::com::sun::star::uno::WeakReference< ::com::sun::star::embed::XStorage > m_xWeakOwnStorage; 66 67 OHierarchyElementList_Impl m_aChildren; 68 69 OWeakStorRefList_Impl m_aOpenStreams; 70 71 public: OHierarchyElement_ImplOHierarchyElement_Impl72 OHierarchyElement_Impl( OHierarchyElement_Impl* pParent, const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& xStorage ) 73 : m_rParent( pParent ) 74 , m_xOwnStorage( xStorage ) 75 {} 76 OHierarchyElement_ImplOHierarchyElement_Impl77 OHierarchyElement_Impl( const ::com::sun::star::uno::WeakReference< ::com::sun::star::embed::XStorage >& xWeakStorage ) 78 : m_rParent( NULL ) 79 , m_xWeakOwnStorage( xWeakStorage ) 80 {} 81 82 void Commit(); 83 SetParentOHierarchyElement_Impl84 void SetParent( const ::rtl::Reference< OHierarchyElement_Impl >& rParent ) { m_rParent = rParent; } 85 86 void TestForClosing(); 87 88 void RemoveElement( const ::rtl::Reference< OHierarchyElement_Impl >& aRef ); 89 90 ::com::sun::star::uno::Reference< ::com::sun::star::embed::XExtendedStorageStream > 91 GetStreamHierarchically( sal_Int32 nStorageMode, 92 OStringList_Impl& aPath, 93 sal_Int32 nStreamMode, 94 const ::comphelper::SequenceAsHashMap& aEncryptionData = ::comphelper::SequenceAsHashMap() ); 95 96 void RemoveStreamHierarchically( OStringList_Impl& aListPath ); 97 98 // XEventListener 99 virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) 100 throw (::com::sun::star::uno::RuntimeException); 101 102 103 // XTransactionListener 104 virtual void SAL_CALL preCommit( const ::com::sun::star::lang::EventObject& aEvent ) 105 throw (::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException); 106 virtual void SAL_CALL commited( const ::com::sun::star::lang::EventObject& aEvent ) 107 throw (::com::sun::star::uno::RuntimeException); 108 virtual void SAL_CALL preRevert( const ::com::sun::star::lang::EventObject& aEvent ) 109 throw (::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException); 110 virtual void SAL_CALL reverted( const ::com::sun::star::lang::EventObject& aEvent ) 111 throw (::com::sun::star::uno::RuntimeException); 112 113 }; 114 115 class OHierarchyHolder_Impl : public ::cppu::OWeakObject 116 { 117 ::com::sun::star::uno::WeakReference< ::com::sun::star::embed::XStorage > m_xWeakOwnStorage; 118 ::rtl::Reference< OHierarchyElement_Impl > m_xChild; 119 public: OHierarchyHolder_Impl(const::com::sun::star::uno::Reference<::com::sun::star::embed::XStorage> & xOwnStorage)120 OHierarchyHolder_Impl( const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& xOwnStorage ) 121 : m_xWeakOwnStorage( xOwnStorage ) 122 , m_xChild( new OHierarchyElement_Impl( ::com::sun::star::uno::WeakReference< ::com::sun::star::embed::XStorage >( xOwnStorage ) ) ) 123 {} 124 125 static OStringList_Impl GetListPathFromString( const ::rtl::OUString& aPath ); 126 127 ::com::sun::star::uno::Reference< ::com::sun::star::embed::XExtendedStorageStream > 128 GetStreamHierarchically( sal_Int32 nStorageMode, 129 OStringList_Impl& aListPath, 130 sal_Int32 nStreamMode, 131 const ::comphelper::SequenceAsHashMap& aEncryptionData = ::comphelper::SequenceAsHashMap() ); 132 133 void RemoveStreamHierarchically( OStringList_Impl& aListPath ); 134 }; 135 136 #endif // _OHIERARCHYHOLDER 137 138