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/* -*- 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 .
*/
#include <osl/diagnose.h>
#include "tdmgr_common.hxx"
#include "tdmgr_tdenumeration.hxx"
using namespace com::sun::star;
extern rtl_StandardModuleCount g_moduleCount;
namespace stoc_tdmgr
{
//=========================================================================
//=========================================================================
//
// TypeDescriptionEnumerationImpl Implementation.
//
//=========================================================================
//=========================================================================
TypeDescriptionEnumerationImpl::TypeDescriptionEnumerationImpl(
const rtl::OUString & rModuleName,
const com::sun::star::uno::Sequence<
com::sun::star::uno::TypeClass > & rTypes,
com::sun::star::reflection::TypeDescriptionSearchDepth eDepth,
const TDEnumerationAccessStack & rTDEAS )
: m_aModuleName( rModuleName ),
m_aTypes( rTypes ),
m_eDepth( eDepth ),
m_aChildren( rTDEAS )
{
::g_moduleCount.modCnt.acquire( &::g_moduleCount.modCnt );
}
//=========================================================================
// virtual
TypeDescriptionEnumerationImpl::~TypeDescriptionEnumerationImpl()
{
::g_moduleCount.modCnt.release( &::g_moduleCount.modCnt );
}
//=========================================================================
//
// XEnumeration (base of XTypeDescriptionEnumeration) methods
//
//=========================================================================
// virtual
sal_Bool SAL_CALL TypeDescriptionEnumerationImpl::hasMoreElements()
throw ( uno::RuntimeException )
{
uno::Reference< reflection::XTypeDescriptionEnumeration > xEnum
= queryCurrentChildEnumeration();
if ( xEnum.is() )
return xEnum->hasMoreElements();
return sal_False;
}
//=========================================================================
// virtual
uno::Any SAL_CALL TypeDescriptionEnumerationImpl::nextElement()
throw ( container::NoSuchElementException,
lang::WrappedTargetException,
uno::RuntimeException )
{
uno::Reference< reflection::XTypeDescriptionEnumeration > xEnum
= queryCurrentChildEnumeration();
if ( xEnum.is() )
return xEnum->nextElement();
throw container::NoSuchElementException(
rtl::OUString(
RTL_CONSTASCII_USTRINGPARAM("No further elements in enumeration!") ),
static_cast< cppu::OWeakObject * >( this ) );
}
//=========================================================================
//
// XTypeDescriptionEnumeration methods
//
//=========================================================================
// virtual
uno::Reference< reflection::XTypeDescription > SAL_CALL
TypeDescriptionEnumerationImpl::nextTypeDescription()
throw ( container::NoSuchElementException,
uno::RuntimeException )
{
uno::Reference< reflection::XTypeDescriptionEnumeration > xEnum
= queryCurrentChildEnumeration();
if ( xEnum.is() )
return xEnum->nextTypeDescription();
throw container::NoSuchElementException(
rtl::OUString(
RTL_CONSTASCII_USTRINGPARAM("No further elements in enumeration!") ),
static_cast< cppu::OWeakObject * >( this ) );
}
//=========================================================================
uno::Reference< reflection::XTypeDescriptionEnumeration >
TypeDescriptionEnumerationImpl::queryCurrentChildEnumeration()
{
osl::MutexGuard aGuard( m_aMutex );
for (;;)
{
if ( m_xEnum.is() )
{
if ( m_xEnum->hasMoreElements() )
{
return m_xEnum;
}
else
{
// Forget about enumeration without further elements. Try next.
m_xEnum.clear();
}
}
// Note: m_xEnum is always null here.
if ( m_aChildren.empty() )
{
// No child enumerations left.
return m_xEnum;
}
try
{
m_xEnum =
m_aChildren.top()->createTypeDescriptionEnumeration(
m_aModuleName, m_aTypes, m_eDepth );
}
catch ( reflection::NoSuchTypeNameException const & )
{
OSL_FAIL( "TypeDescriptionEnumerationImpl::queryCurrentChildEnumeration "
"- Caught NoSuchTypeNameException!" );
}
catch ( reflection::InvalidTypeNameException const & )
{
OSL_FAIL( "TypeDescriptionEnumerationImpl::queryCurrentChildEnumeration "
"- Caught InvalidTypeNameException!" );
}
// We're done with this enumeration access in any case (Either
// enumeration was successfully created or creation failed for some
// reason).
m_aChildren.pop();
}
// unreachable
}
} // namespace stoc_tdmgr
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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