/*
 * 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
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


#if defined (XALAN_INMEM_MSG_LOADER)

// Class header file.
#include "XalanInMemoryMessageLoader.hpp"

#include "PlatformSupportInit.hpp"

#include "DOMStringHelper.hpp"

#include <xalanc/Utils/XalanMsgLib/XalanMsgLib.hpp>


namespace XALAN_CPP_NAMESPACE {


bool
XalanInMemoryMessageLoader::loadMsg(
            XalanMessages::Codes    msgToLoad,
            XalanDOMChar*           toFill,
            XalanSize_t             maxChars)
{
    if (toFill == 0)
    {
        return false;
    }
    else if (XalanMsgContainer::getMessageCount() < static_cast<XalanSize_t>(msgToLoad))
    {
        const XalanDOMString::size_type     msgLength =
               m_unknownMessage.length() + 1;

        XalanCopy(
            m_unknownMessage.c_str(),
            m_unknownMessage.c_str() + (msgLength < maxChars ? msgLength : maxChars),
            toFill);
    }
    else
    {
        const XalanDOMChar* const   pErrMsg = XalanMsgContainer::getMessage(msgToLoad);
        assert(pErrMsg != 0);

        const XalanDOMString::size_type     msgLength =
               XalanDOMString::length(pErrMsg) + 1;

        XalanCopy(
            pErrMsg,
            pErrMsg + (msgLength < maxChars ? msgLength : maxChars),
            toFill);
    }

    return true;
}


XalanInMemoryMessageLoader::~XalanInMemoryMessageLoader()
{
}


XalanInMemoryMessageLoader::XalanInMemoryMessageLoader(MemoryManager& theManager) :
    m_unknownMessage("The message was not found in the message library.", theManager)
{
}


}


#endif