/* -*- 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 "functiondescription.hxx"

#include "com/sun/star/container/NoSuchElementException.hpp"
#include "com/sun/star/container/XHierarchicalNameAccess.hpp"
#include "com/sun/star/reflection/XCompoundTypeDescription.hpp"
#include "com/sun/star/uno/Any.hxx"
#include "com/sun/star/uno/Reference.hxx"
#include "com/sun/star/uno/RuntimeException.hpp"
#include "com/sun/star/uno/Sequence.hxx"
#include "com/sun/star/uno/TypeClass.hpp"
#include "com/sun/star/uno/XInterface.hpp"
#include "cppuhelper/implbase1.hxx"
#include "osl/diagnose.h"
#include "osl/mutex.hxx"
#include "registry/reader.hxx"
#include "registry/version.h"
#include "rtl/ustring.h"
#include "rtl/ustring.hxx"
#include "sal/types.h"

namespace css = com::sun::star;

using stoc::registry_tdprovider::FunctionDescription;

FunctionDescription::FunctionDescription(
    css::uno::Reference< css::container::XHierarchicalNameAccess > const &
        manager,
    com::sun::star::uno::Sequence< sal_Int8 > const & bytes,
    sal_uInt16 index):
    m_manager(manager), m_bytes(bytes), m_index(index), m_exceptionsInit(false)
{}

FunctionDescription::~FunctionDescription() {}

css::uno::Sequence<
    css::uno::Reference< css::reflection::XCompoundTypeDescription > >
FunctionDescription::getExceptions() const {
    {
        osl::MutexGuard guard(m_mutex);
        if (m_exceptionsInit) {
            return m_exceptions;
        }
    }
    typereg::Reader reader(getReader());
    sal_uInt16 n = reader.getMethodExceptionCount(m_index);
    css::uno::Sequence<
        css::uno::Reference< css::reflection::XCompoundTypeDescription > >
            exceptions(n);
    for (sal_uInt16 i = 0; i < n; ++i) {
        rtl::OUString name(
            reader.getMethodExceptionTypeName(m_index, i).replace('/', '.'));
        css::uno::Any any;
        try {
            any = m_manager->getByHierarchicalName(name);
        } catch (const css::container::NoSuchElementException & e) {
            throw new css::uno::RuntimeException(
                (rtl::OUString(
                    RTL_CONSTASCII_USTRINGPARAM(
                        "com.sun.star.container.NoSuchElementException: "))
                 + e.Message),
                css::uno::Reference< css::uno::XInterface >()); //TODO
        }
        if (!(any >>= exceptions[i])
            || exceptions[i]->getTypeClass() != css::uno::TypeClass_EXCEPTION)
        {
            throw new css::uno::RuntimeException(
                (rtl::OUString(
                    RTL_CONSTASCII_USTRINGPARAM("not an exception type: "))
                 + name),
                css::uno::Reference< css::uno::XInterface >()); //TODO
        }
        OSL_ASSERT(exceptions[i].is());
    }
    osl::MutexGuard guard(m_mutex);
    if (!m_exceptionsInit) {
        m_exceptions = exceptions;
        m_exceptionsInit = true;
    }
    return m_exceptions;
}

typereg::Reader FunctionDescription::getReader() const {
    return typereg::Reader(
        m_bytes.getConstArray(), m_bytes.getLength(), false, TYPEREG_VERSION_1);
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */