/*
 * 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 _ChangedDataObjectListImplIMPL_H_
#define _ChangedDataObjectListImplIMPL_H_

#include "commonj/sdo/disable_warn.h"


#include <vector>

#include "commonj/sdo/ChangedDataObjectList.h"
namespace commonj{
namespace sdo{

class DataObjectImpl;
class DataObject;

/** 
 * CDOListElement is an element of the changed data object list
 * in a change summary,it may be a delete, addition or change.
 */

class CDOListElement 
{
public:
    CDOListElement ();
    CDOListElement (DataObject* in, ChangedDataObjectList::ChangeType type);
    virtual ~CDOListElement();
    virtual ChangedDataObjectList::ChangeType getType() const;
    virtual DataObject* getObject() const;
private:
    DataObject* theObject;
    ChangedDataObjectList::ChangeType    theType; 
};

typedef std::vector< CDOListElement  > CHANGEDDATAOBJECT_VECTOR;


/**
 * ChangedDataObjectListImpl implements ChangedDataObjectList, part of a 
 * change summary.
 * This is the list of objects which have been altered during
 * logging of a change summary.
 */

class ChangedDataObjectListImpl : public ChangedDataObjectList
{

public:
    ChangedDataObjectListImpl(CHANGEDDATAOBJECT_VECTOR p);
    ChangedDataObjectListImpl(const ChangedDataObjectListImpl &pin);
    ChangedDataObjectListImpl();

    virtual ~ChangedDataObjectListImpl();
    virtual DataObjectPtr operator[] (unsigned int pos);
    virtual const DataObjectPtr operator[] (unsigned int pos) const;
    virtual DataObject* get(unsigned int pos);
    virtual ChangedDataObjectList::ChangeType getType(unsigned int pos);


    virtual unsigned int size () const;

    virtual void insert (unsigned int index, DataObject *d, ChangedDataObjectList::ChangeType type);

    virtual void append (DataObject* d, ChangedDataObjectList::ChangeType type);
    
    virtual void clear();
    
    virtual void  remove (unsigned int index);


private: 
    CHANGEDDATAOBJECT_VECTOR plist;
    CHANGEDDATAOBJECT_VECTOR getVec() const;

    void validateIndex(unsigned int index) const;
};
};
};
#endif