/*

* 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:  MJvmNativePortLayer

*

*/

#ifndef MJVMNATIVEPORTLAYER_H

#define MJVMNATIVEPORTLAYER_H

namespace javaruntime

{

class MJavaFile;

const TUint32 KDesLength = 40;

class MJvmNativePortLayer

{

public:

    /** Destructor */

    virtual ~MJvmNativePortLayer() {}

    /**

     * Gets the object that implements MJavaFile interface. The object

     * allows the vm to make file operations.

     * @return  A pointer to an object that implements MJavaFile interface.

     *          It is responsibility of the vm to delete the object.

     */

    virtual MJavaFile* GetJavaFileL() = 0;

    /**

     * Output the supplied data to the output stream.

     * @param   aData

     *          Descriptor reference containing the data.

     */

    virtual void WriteToStdoutL(const TDesC8& aData) = 0;

    /**

     * Output the supplied data to the output stream.

     * @param   aData

     *          Descriptor reference containing the data.

     */

    virtual void WriteToStderrL(const TDesC8& aData) = 0;

};

/**

 * Gets the object that implements MJvmNativePortLayer interface.

 * @return  A pointer to an object that implements MJvmNativePortLayer

 *          interface. It is responsibility of the vm to delete the object.

 */

IMPORT_C MJvmNativePortLayer* GetPortLayerL();

/**

 * Gets the object that implements MJvmNativePortLayer interface.

 * @return  A pointer to an object that implements MJvmNativePortLayer

 *          interface. It is responsibility of the vm to delete the object.

 */

/**

 * Return the native thread priority corresponding with the Java priority.

 *

 * @param aJavaPriority Java priority. Priority should be

 *          from 0 to 11. If not then the method adjusts it

 *          either to 0 (if <0 ) or to 11 (if > 11).

 * @return  TThreadPriority value

 */

IMPORT_C TThreadPriority GetSingleThreadPriority(const TInt& aJavaPriority);

} // end of namespace javaruntime

#endif // MJVMNATIVEPORTLAYER_H