/*
 * 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 _SDO_AXIOM_H_
#define _SDO_AXIOM_H_

#include "sdo_axiom_export.h"

#include "axiom.h"
//#include "axis2_om_document.h"
//#include "axis2_om_stax_builder.h"


#include "commonj/sdo/SDO.h"



namespace commonj
{
    namespace sdo_axiom
    {
            
/**
 * AxiomHelper writes a data object tree to XML
 */
        class AxiomHelper
        {
            
        public:
            
            SDO_AXIOM_API AxiomHelper();
            
            SDO_AXIOM_API virtual ~AxiomHelper();

            SDO_AXIOM_API static AxiomHelper* getHelper();

            SDO_AXIOM_API static void releaseHelper(AxiomHelper* ax);

            SDO_AXIOM_API axiom_document_t*  toAxiomDoc(commonj::sdo::DataObjectPtr dob,
                const char* targetNamespaceURI = "", const char* elementName = "");
            SDO_AXIOM_API axiom_node_t*      toAxiomNode(commonj::sdo::DataObjectPtr dob,
                const char* targetNamespaceURI = "", const char* elementName = "");

            SDO_AXIOM_API commonj::sdo::DataObjectPtr  toSdo(axiom_document_t* doc, commonj::sdo::DataFactoryPtr factory, const char* targetNamespaceURI=0);
            SDO_AXIOM_API commonj::sdo::DataObjectPtr  toSdo(axiom_node_t* root_node, commonj::sdo::DataFactoryPtr factory, const char* targetNamespaceURI=0);

            SDO_AXIOM_API axis2_env_t* getEnv();

            SDO_AXIOM_API void output(axiom_document_t* document);


        protected:
        private:

            void deleteEnv();

            void createEnv();

            static int axiswritercount;

            axis2_env_t *the_env;            

        };
    } // End - namespace sdo_axiom
} // End - namespace commonj


#endif //_SDO_AXIOM_H_