/*
 * 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.
 */

/* $Rev$ $Date$ */

#ifndef _SDOXSDWRITER_H_
#define _SDOXSDWRITER_H_

#include "commonj/sdo/disable_warn.h"

#include <libxml/xmlwriter.h>
#include "commonj/sdo/SDOXMLString.h"
#include "commonj/sdo/DataObject.h"
#include "commonj/sdo/DataFactoryImpl.h"


namespace commonj
{
    namespace sdo
    {

/** 
 * SDOXSDWriter writes XSD from types and properties.
 * The writer takes the contents of a data factory and writes an
 * XSD which will be usable to serialize data from the graph.
 */
        class SDOXSDWriter
        {

        public:

            SDOXSDWriter(DataFactoryPtr dataFactory = NULL);

            virtual ~SDOXSDWriter();

            int write(const TypeList& types, const SDOXMLString& targetNamespaceURI,
                const propertyMap& openprops, int indent = -1);

        protected:
            void setWriter(xmlTextWriterPtr textWriter);
            void freeWriter();

        private:
            xmlTextWriterPtr writer;

            std::map<SDOXMLString,SDOXMLString> namespaceMap;

            void writeProps( const propertyMap& pl, const SDOXMLString& targetNamespaceURI,
                SDOXMLString& xsd);
            int writeDO(DataObjectPtr dataObject, const SDOXMLString& elementName);

            DataFactoryPtr    dataFactory;

            SDOXMLString resolveName(const SDOXMLString& uri, const SDOXMLString& name, const SDOXMLString& targetNamespaceURI);

        };
    } // End - namespace sdo
} // End - namespace commonj


#endif //_SDOXSDWRITER_H_