/**************************************************************
 * 
 * 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.
 * 
 *************************************************************/


// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_codemaker.hxx"

#include "codemaker/exceptiontree.hxx"
#include "codemaker/typemanager.hxx"

#include "osl/diagnose.h"
#include "registry/reader.hxx"
#include "registry/types.h"
#include "rtl/string.hxx"
#include "rtl/textenc.h"
#include "rtl/ustring.hxx"

#include <memory>
#include <vector>

using codemaker::ExceptionTree;
using codemaker::ExceptionTreeNode;

ExceptionTreeNode * ExceptionTreeNode::add(rtl::OString const & theName) {
    std::auto_ptr< ExceptionTreeNode > node(new ExceptionTreeNode(theName));
    children.push_back(node.get());
    return node.release();
}

void ExceptionTreeNode::clearChildren() {
    for (Children::iterator i(children.begin()); i != children.end(); ++i) {
        delete *i;
    }
    children.clear();
}

void ExceptionTree::add(rtl::OString const & name, TypeManager const & manager)
    throw( CannotDumpException )
{
    typedef std::vector< rtl::OString > List;
    List list;
    bool runtimeException = false;
    for (rtl::OString n(name); n != "com/sun/star/uno/Exception";) {
        if (n == "com/sun/star/uno/RuntimeException") {
            runtimeException = true;
            break;
        }
        list.push_back(n);
        typereg::Reader reader(manager.getTypeReader(n));
        if (!reader.isValid())
            throw CannotDumpException(
                ::rtl::OString("Unknown type '" + n.replace('/', '.')
                               + "', incomplete type library."));
        
        OSL_ASSERT(
            reader.getTypeClass() == RT_TYPE_EXCEPTION
            && reader.getSuperTypeCount() == 1);
        n = rtl::OUStringToOString(
            reader.getSuperTypeName(0), RTL_TEXTENCODING_UTF8);
    }
    if (!runtimeException) {
        ExceptionTreeNode * node = &m_root;
        for (List::reverse_iterator i(list.rbegin()); !node->present; ++i) {
            if (i == list.rend()) {
                node->setPresent();
                break;
            }
            for (ExceptionTreeNode::Children::iterator j(
                     node->children.begin());;
                 ++j)
            {
                if (j == node->children.end()) {
                    node = node->add(*i);
                    break;
                }
                if ((*j)->name == *i) {
                    node = *j;
                    break;
                }
            }
        }
    }
}