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Diffstat (limited to 'include/connectivity/sdbcx/VCollection.hxx')
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1 files changed, 225 insertions, 0 deletions
diff --git a/include/connectivity/sdbcx/VCollection.hxx b/include/connectivity/sdbcx/VCollection.hxx new file mode 100644 index 000000000..0f5a0b3fb --- /dev/null +++ b/include/connectivity/sdbcx/VCollection.hxx @@ -0,0 +1,225 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#ifndef INCLUDED_CONNECTIVITY_SDBCX_VCOLLECTION_HXX +#define INCLUDED_CONNECTIVITY_SDBCX_VCOLLECTION_HXX + +#include <config_options.h> +#include <cppuhelper/implbase10.hxx> +#include <com/sun/star/container/XNameAccess.hpp> +#include <com/sun/star/container/XIndexAccess.hpp> +#include <com/sun/star/container/XEnumerationAccess.hpp> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/util/XRefreshable.hpp> +#include <com/sun/star/sdbcx/XDataDescriptorFactory.hpp> +#include <com/sun/star/sdbcx/XAppend.hpp> +#include <com/sun/star/sdbcx/XDrop.hpp> +#include <com/sun/star/sdbc/XColumnLocate.hpp> +#include <comphelper/interfacecontainer3.hxx> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <connectivity/CommonTools.hxx> +#include <com/sun/star/container/XContainer.hpp> +#include <connectivity/dbtoolsdllapi.hxx> +#include <memory> + +namespace com::sun::star::container { class XEnumeration; } + + +namespace connectivity::sdbcx + { + + // the class OCollection is base class for collections :-) + typedef ::cppu::ImplHelper10< css::container::XNameAccess, + css::container::XIndexAccess, + css::container::XEnumerationAccess, + css::container::XContainer, + css::sdbc::XColumnLocate, + css::util::XRefreshable, + css::sdbcx::XDataDescriptorFactory, + css::sdbcx::XAppend, + css::sdbcx::XDrop, + css::lang::XServiceInfo> OCollectionBase; + + typedef css::uno::Reference< css::beans::XPropertySet > ObjectType; + + class UNLESS_MERGELIBS(OOO_DLLPUBLIC_DBTOOLS) SAL_NO_VTABLE IObjectCollection + { + public: + virtual ~IObjectCollection(); + virtual bool exists(const OUString& _sName ) = 0; + virtual bool empty() = 0; + virtual void swapAll() = 0; + virtual void swap() = 0; + virtual void clear() = 0; + virtual void reFill(const ::std::vector< OUString> &_rVector) = 0; + virtual void insert(const OUString& _sName, const ObjectType& _xObject) = 0; + virtual bool rename(const OUString& _sOldName, const OUString& _sNewName) = 0; + virtual sal_Int32 size() = 0; + virtual css::uno::Sequence< OUString > getElementNames() = 0; + virtual OUString getName(sal_Int32 _nIndex) = 0; + virtual void disposeAndErase(sal_Int32 _nIndex) = 0; + virtual void disposeElements() = 0; + virtual sal_Int32 findColumn( const OUString& columnName ) = 0; + virtual ObjectType getObject(sal_Int32 _nIndex) = 0; + virtual ObjectType getObject(const OUString& columnName) = 0; + virtual void setObject(sal_Int32 _nIndex,const ObjectType& _xObject) = 0; + virtual bool isCaseSensitive() const = 0; + }; + + // OCollection + + class OOO_DLLPUBLIC_DBTOOLS SAL_NO_VTABLE OCollection : + public OCollectionBase + { + protected: + ::std::unique_ptr<IObjectCollection> m_pElements; + + ::comphelper::OInterfaceContainerHelper3<css::container::XContainerListener> m_aContainerListeners; + ::comphelper::OInterfaceContainerHelper3<css::util::XRefreshListener> m_aRefreshListeners; + + protected: + ::cppu::OWeakObject& m_rParent; // parent of the collection + ::osl::Mutex& m_rMutex; // mutex of the parent + bool m_bUseIndexOnly; // is only TRUE when only an indexaccess is needed + + // the implementing class should refresh their elements + /// @throws css::uno::RuntimeException + virtual void impl_refresh() = 0; + + // will be called when an object was requested by one of the accessing methods like getByIndex + virtual ObjectType createObject(const OUString& _rName) = 0; + + // will be called when a new object should be generated by a call of createDataDescriptor + // the returned object is empty will be filled outside and added to the collection + virtual css::uno::Reference< css::beans::XPropertySet > createDescriptor(); + + /** appends an object described by a descriptor, under a given name + @param _rForName + is the name under which the object should be appended. Guaranteed to not be empty. + This is passed for convenience only, since it's the result of a call of + getNameForObject for the given descriptor + @param descriptor + describes the object to append + @return + the new object which is to be inserted into the collection. This might be the result + of a call of <code>createObject( _rForName )</code>, or a clone of the descriptor. + */ + virtual ObjectType appendObject( const OUString& _rForName, const css::uno::Reference< css::beans::XPropertySet >& descriptor ); + + // called when XDrop was called + virtual void dropObject(sal_Int32 _nPos, const OUString& _sElementName); + + /** returns the name for the object. The default implementation ask for the property NAME. If this doesn't satisfy, it has to be overridden. + @param _xObject The object where the name should be extracted. + @return The name of the object. + */ + virtual OUString getNameForObject(const ObjectType& _xObject); + + /** clones the given descriptor + + The method calls createDescriptor to create a new, empty descriptor, and then copies all properties from + _descriptor to the new object, which is returned. + + This method might come handy in derived classes for implementing appendObject, when the object + is not actually appended to any backend (e.g. for the columns collection of a descriptor object itself, + where there is not yet a database backend to append the column to). + */ + ObjectType cloneDescriptor( const ObjectType& _descriptor ); + + OCollection(::cppu::OWeakObject& _rParent, + bool _bCase, + ::osl::Mutex& _rMutex, + const ::std::vector< OUString> &_rVector, + bool _bUseIndexOnly = false, + bool _bUseHardRef = true); + + /** clear the name map + <p>Does <em>not</em> dispose the objects hold by the collection.</p> + */ + void clear_NoDispose(); + + /** insert a new element into the collection + */ + void insertElement(const OUString& _sElementName,const ObjectType& _xElement); + + /** return the object, if not existent it creates it. + @param _nIndex + The index of the object to create. + @return ObjectType + */ + ObjectType getObject(sal_Int32 _nIndex); + + public: + virtual ~OCollection(); + DECLARE_SERVICE_INFO(); + + void reFill(const ::std::vector< OUString> &_rVector); + bool isCaseSensitive() const { return m_pElements->isCaseSensitive(); } + void renameObject(const OUString& _sOldName, const OUString& _sNewName); + + // only the name is identical to ::cppu::OComponentHelper + virtual void disposing(); + // dispatch the refcounting to the parent + virtual void SAL_CALL acquire() noexcept override; + virtual void SAL_CALL release() noexcept override; + + // XInterface + virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type & rType ) override; + virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes() override; + + // css::container::XElementAccess + virtual css::uno::Type SAL_CALL getElementType( ) override; + virtual sal_Bool SAL_CALL hasElements( ) override; + // css::container::XIndexAccess + virtual sal_Int32 SAL_CALL getCount( ) override; + virtual css::uno::Any SAL_CALL getByIndex( sal_Int32 Index ) override; + + // css::container::XNameAccess + virtual css::uno::Any SAL_CALL getByName( const OUString& aName ) override; + virtual css::uno::Sequence< OUString > SAL_CALL getElementNames( ) override; + virtual sal_Bool SAL_CALL hasByName( const OUString& aName ) override; + // XEnumerationAccess + virtual css::uno::Reference< css::container::XEnumeration > SAL_CALL createEnumeration( ) override; + // css::util::XRefreshable + virtual void SAL_CALL refresh( ) override; + virtual void SAL_CALL addRefreshListener( const css::uno::Reference< css::util::XRefreshListener >& l ) override; + virtual void SAL_CALL removeRefreshListener( const css::uno::Reference< css::util::XRefreshListener >& l ) override; + // XDataDescriptorFactory + virtual css::uno::Reference< css::beans::XPropertySet > SAL_CALL createDataDescriptor( ) override; + // XAppend + virtual void SAL_CALL appendByDescriptor( const css::uno::Reference< css::beans::XPropertySet >& descriptor ) override; + // XDrop + virtual void SAL_CALL dropByName( const OUString& elementName ) override; + virtual void SAL_CALL dropByIndex( sal_Int32 index ) override; + // XColumnLocate + virtual sal_Int32 SAL_CALL findColumn( const OUString& columnName ) override; + // css::container::XContainer + virtual void SAL_CALL addContainerListener( const css::uno::Reference< css::container::XContainerListener >& xListener ) override; + virtual void SAL_CALL removeContainerListener( const css::uno::Reference< css::container::XContainerListener >& xListener ) override; + private: + void notifyElementRemoved(const OUString& _sName); + void disposeElements(); + void dropImpl(sal_Int32 _nIndex, bool _bReallyDrop = true); + }; + +} +#endif // INCLUDED_CONNECTIVITY_SDBCX_VCOLLECTION_HXX + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |