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/*
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* Licensed 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: 2005/12/22 16:54:14 $ */
#ifndef _DATAGRAPHIMPL_H_
#define _DATAGRAPHIMPL_H_
#include "commonj/sdo/export.h"
#include "commonj/sdo/DataGraph.h"
#include "commonj/sdo/disable_warn.h"
namespace commonj{
namespace sdo{
/**
* DataGraphImpl implements the abstract class DataGraph.
* DataGraph holds a whole graph of data objects, starting from
* a single root. This class is not currently used in the C++
* implementation, but will be required by DAS implementations.
*/
class DataGraphImpl : public DataGraph
{
public:
virtual ~DataGraphImpl();
SDO_API DataGraphImpl(DataFactoryPtr fac);
/**
* Sets the root data object.
*
*/
virtual SDO_API void setRootObject(DataObjectPtr dob);
/**
* Gets the root data object.
*
*/
virtual DataObjectPtr getRootObject();
/**
* Gets the name of the root data element (from the XML
* description).
*
*/
virtual const char* getRootElementName();
/**
* Creates the root data object - for use by DAS implementations
*
*/
virtual DataObjectPtr createRootObject(const char* uri,
const char* name);
/**
* Creates the root data object - for use by DAS implementations
*
*/
virtual DataObjectPtr createRootObject(const Type& t);
/**
*
* Gets the change summary if there is one.
*/
virtual ChangeSummaryPtr getChangeSummary();
/**
*
* Gets a type from the data factory.
*/
virtual const Type& getType(const char* uri,
const char* name);
private:
DataFactoryPtr factory;
DataObjectPtr root;
};
};
};
#endif //_DATAGRAPHIMPL_H_
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