/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Class presenting transformation for cipher operations.

 *

*/

#ifndef STSTRANSFORMATION_H

#define STSTRANSFORMATION_H

//  INCLUDES

#include <string>

#include <jni.h>

#include "stsconstants.h"

using namespace std;

namespace java

{

namespace satsa

{

/**

 *  Class presenting transformation for cipher operations.

 *

 *  Transformation is presented with string <algorithm>/<mode>/<padding>

 *  or <algorithm>

 */

class STSTransformation

{

public:

    // Constructors and destructor

    /**

     * Destructor.

     */

    virtual ~STSTransformation();

    static STSTransformation* Create(JNIEnv* aJni, jstring aTransformation,

                                     int* errCode);

protected:

    /**

     * Constructor

     */

    STSTransformation();

public:

    /**

     * @return Transformation's algorithm.

     */

    const std::wstring Algorithm();

    /**

     * @return Transformation's mode.

     */

    const std::wstring Mode();

    /**

     * @return Transformation's padding.

     */

    const std::wstring Padding();

private:

    /**

     * Parses transformation string.

     *

     * @param aTransformation Contains transformation

     *        <algorithm>/<mode>/<padding> or <algorithm>.

     */

    int Construct(JNIEnv* aJni, jstring aTransformation);

private:

    // Owned algorithm

    std::wstring mAlgorithm;

    // Owned mode

    std::wstring mMode;

    // Owned padding

    std::wstring mPadding;

};

} // namespace satsa

} // namespace java

#endif // STSTRANSFORMATION_H

// End of File