187 lines
6 KiB
C++
187 lines
6 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_stoc.hxx"
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#include <osl/diagnose.h>
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#include "tdmgr_common.hxx"
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#include "tdmgr_tdenumeration.hxx"
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using namespace com::sun::star;
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extern rtl_StandardModuleCount g_moduleCount;
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namespace stoc_tdmgr
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{
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//=========================================================================
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//=========================================================================
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//
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// TypeDescriptionEnumerationImpl Implementation.
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//
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//=========================================================================
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//=========================================================================
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TypeDescriptionEnumerationImpl::TypeDescriptionEnumerationImpl(
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const rtl::OUString & rModuleName,
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const com::sun::star::uno::Sequence<
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com::sun::star::uno::TypeClass > & rTypes,
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com::sun::star::reflection::TypeDescriptionSearchDepth eDepth,
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const TDEnumerationAccessStack & rTDEAS )
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: m_aModuleName( rModuleName ),
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m_aTypes( rTypes ),
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m_eDepth( eDepth ),
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m_aChildren( rTDEAS )
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{
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::g_moduleCount.modCnt.acquire( &::g_moduleCount.modCnt );
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}
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//=========================================================================
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// virtual
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TypeDescriptionEnumerationImpl::~TypeDescriptionEnumerationImpl()
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{
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::g_moduleCount.modCnt.release( &::g_moduleCount.modCnt );
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}
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//=========================================================================
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//
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// XEnumeration (base of XTypeDescriptionEnumeration) methods
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//
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//=========================================================================
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// virtual
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sal_Bool SAL_CALL TypeDescriptionEnumerationImpl::hasMoreElements()
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throw ( uno::RuntimeException )
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{
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uno::Reference< reflection::XTypeDescriptionEnumeration > xEnum
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= queryCurrentChildEnumeration();
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if ( xEnum.is() )
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return xEnum->hasMoreElements();
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return sal_False;
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}
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//=========================================================================
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// virtual
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uno::Any SAL_CALL TypeDescriptionEnumerationImpl::nextElement()
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throw ( container::NoSuchElementException,
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lang::WrappedTargetException,
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uno::RuntimeException )
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{
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uno::Reference< reflection::XTypeDescriptionEnumeration > xEnum
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= queryCurrentChildEnumeration();
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if ( xEnum.is() )
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return xEnum->nextElement();
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throw container::NoSuchElementException(
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rtl::OUString::createFromAscii(
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"No further elements in enumeration!" ),
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static_cast< cppu::OWeakObject * >( this ) );
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}
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//=========================================================================
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//
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// XTypeDescriptionEnumeration methods
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//
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//=========================================================================
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// virtual
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uno::Reference< reflection::XTypeDescription > SAL_CALL
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TypeDescriptionEnumerationImpl::nextTypeDescription()
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throw ( container::NoSuchElementException,
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uno::RuntimeException )
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{
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uno::Reference< reflection::XTypeDescriptionEnumeration > xEnum
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= queryCurrentChildEnumeration();
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if ( xEnum.is() )
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return xEnum->nextTypeDescription();
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throw container::NoSuchElementException(
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rtl::OUString::createFromAscii(
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"No further elements in enumeration!" ),
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static_cast< cppu::OWeakObject * >( this ) );
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}
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//=========================================================================
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uno::Reference< reflection::XTypeDescriptionEnumeration >
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TypeDescriptionEnumerationImpl::queryCurrentChildEnumeration()
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{
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osl::MutexGuard aGuard( m_aMutex );
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for (;;)
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{
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if ( m_xEnum.is() )
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{
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if ( m_xEnum->hasMoreElements() )
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{
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return m_xEnum;
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}
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else
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{
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// Forget about enumeration without further elements. Try next.
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m_xEnum.clear();
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}
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}
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// Note: m_xEnum is always null here.
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if ( m_aChildren.empty() )
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{
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// No child enumerations left.
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return m_xEnum;
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}
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try
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{
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m_xEnum =
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m_aChildren.top()->createTypeDescriptionEnumeration(
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m_aModuleName, m_aTypes, m_eDepth );
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}
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catch ( reflection::NoSuchTypeNameException const & )
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{
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OSL_ENSURE( sal_False,
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"TypeDescriptionEnumerationImpl::queryCurrentChildEnumeration "
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"- Caught NoSuchTypeNameException!" );
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}
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catch ( reflection::InvalidTypeNameException const & )
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{
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OSL_ENSURE( sal_False,
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"TypeDescriptionEnumerationImpl::queryCurrentChildEnumeration "
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"- Caught InvalidTypeNameException!" );
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}
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// We're done with this enumeration access in any case (Either
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// enumeration was successfully created or creation failed for some
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// reason).
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m_aChildren.pop();
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}
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// unreachable
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}
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} // namespace stoc_tdmgr
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