/*

* Copyright (c) 2002 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:  This class has NativePlayerFactory JNI functions

*

*/

#include <jdebug.h>

#include "com_nokia_microedition_media_NativePlayerFactory.h"

#include "cmmamanager.h"

#include "cmmaplayer.h"

/**

 * Adds player to event source. If player could not be created

 * handle KErrNone indicates in Java side that there wasn't suitable factory.

 */

LOCAL_C void HandleCreatePlayerL(CMMAPlayer* aPlayer,

                                 CMMAEventSource* aEventSource,

                                 TInt* aHandle)

{

    if (aPlayer)

    {

        // Player was created, add it to event source

        CleanupStack::PushL(aPlayer);

        aEventSource->AddPlayerL(aPlayer);

        *aHandle = JavaMakeHandle(aPlayer);

        CleanupStack::Pop(aPlayer);

    }

    else

    {

        // Data was not supported and there is no error.

        // Return KErrNone to java side

        *aHandle = KErrNone;

    }

}

/**

 * Local function that calls CMMAManager's CreatePlayerL method.

 */

LOCAL_C void CreatePlayerHeaderDataL(CMMAManager* aManager,

                                     CMMAEventSource* aEventSource,

                                     const TDesC8* aHeaderData,

                                     TInt* aHandle)

{

    HandleCreatePlayerL(aManager->CreatePlayerL(*aHeaderData),

                        aEventSource,

                        aHandle);

}

/**

 * JNI function from NativePlayerFactory class.

 */

JNIEXPORT jint JNICALL Java_com_nokia_microedition_media_NativePlayerFactory__1createPlayerHeaderData

(JNIEnv* aJni, jclass,

 jint aEventSourceHandle, jint aManagerHandle,

 jbyteArray aHeaderData)

{

    // Development time check.

    __ASSERT_DEBUG((aEventSourceHandle > 0) && (aManagerHandle > 0), User::Invariant());

    CMMAEventSource* eventSource =

        JavaUnhand< CMMAEventSource >(aEventSourceHandle);

    CMMAManager* manager = JavaUnhand< CMMAManager >(aManagerHandle);

    // Returning just KErrNone if there is no header data

    TInt playerHandle = KErrNone;

    if (aHeaderData)

    {

        // Get pointer to Java header data

        jbyte* data = aJni->GetByteArrayElements(aHeaderData, NULL);

        // if data is null Java data could not be obtained to native and

        // KErrNoMemory is returned to Java

        if (!data)

        {

            return KErrNoMemory;

        }

        TInt headerDataLength = aJni->GetArrayLength(aHeaderData);

        TPtrC8 headerData((TUint8*)data, headerDataLength);

        TInt err = eventSource->ExecuteTrap(&CreatePlayerHeaderDataL,

                                            manager,

                                            eventSource,

                                            (const TDesC8*)&headerData,

                                            &playerHandle);

        // release bytes got with GetByteArrayElements

        aJni->ReleaseByteArrayElements(aHeaderData,

                                       data,

                                       0);

        if (err != KErrNone)

        {

            // Leave occured return error code to Java

            playerHandle = err;

            DEBUG_INT("MMA::NativePlayerFactory createPlayerHeaderData err %d",

                      playerHandle);

        }

    }

    return playerHandle;

}

/**

 * Local function that calls CMMAManager's CreatePlayerL method.

 */

LOCAL_C void CreatePlayerLocatorL(CMMAManager* aManager,

                                  CMMAEventSource* aEventSource,

                                  const TDesC* aProtocol,

                                  const TDesC* aMiddlePart,

                                  const TDesC* aParameters,

                                  TInt* aHandle)

{

    HandleCreatePlayerL(aManager->CreatePlayerL(*aProtocol,

                        *aMiddlePart,

                        *aParameters),

                        aEventSource,

                        aHandle);

}

/**

 * JNI function from NativePlayerFactory class.

 */

JNIEXPORT jint JNICALL Java_com_nokia_microedition_media_NativePlayerFactory__1createPlayerLocator

(JNIEnv* aJni, jclass,

 jint aEventSourceHandle, jint aManagerHandle,

 jstring aProtocol, jstring aMiddlePart, jstring aParameters)

{

    // Development time check.

    __ASSERT_DEBUG((aEventSourceHandle > 0) && (aManagerHandle > 0), User::Invariant());

    CMMAEventSource* eventSource =

        JavaUnhand< CMMAEventSource >(aEventSourceHandle);

    CMMAManager* manager = JavaUnhand< CMMAManager >(aManagerHandle);

    // Get Java strings to native

    RJString protocol(*aJni, aProtocol);

    RJString middlePart(*aJni, aMiddlePart);

    // If Java parameters is null, empty descriptor will be given to

    // CreatePlayerL method.

    TPtrC parameters(KNullDesC);

    RJString* tmp = NULL;

    if (aParameters != NULL)

    {

        tmp = new RJString(*aJni, aParameters);

        if (tmp)

        {

            parameters.Set(*tmp);

        }

        else

        {

            // failed to create string

            return KErrNoMemory;

        }

    }

    TInt playerHandle = KErrNoMemory;

    TInt err = eventSource->ExecuteTrap(&CreatePlayerLocatorL,

                                        manager,

                                        eventSource,

                                        (const TDesC*)&protocol,

                                        (const TDesC*)&middlePart,

                                        (const TDesC*)&parameters,

                                        &playerHandle);

    delete tmp;

    if (err != KErrNone)

    {

        // Leave occured return error code to Java

        playerHandle = err;

        DEBUG_INT("MMA::NativePlayerFactory createPlayerLocator err %d",

                  playerHandle);

    }

    return playerHandle;

}

/**

 * Local function that calls CMMAManager's CreatePlayerL method.

 */

LOCAL_C void CreatePlayerContentTypeL(CMMAManager* aManager,

                                      CMMAEventSource* aEventSource,

                                      const TDesC* aContentType,

                                      TInt* aHandle)

{

    HandleCreatePlayerL(aManager->CreatePlayerL(*aContentType),

                        aEventSource,

                        aHandle);

}

/**

 * JNI function from NativePlayerFactory class.

 */

JNIEXPORT jint JNICALL Java_com_nokia_microedition_media_NativePlayerFactory__1createPlayerContentType

(JNIEnv* aJni, jclass,

 jint aEventSourceHandle, jint aManagerHandle,

 jstring aContentType)

{

    // Development time check.

    __ASSERT_DEBUG((aEventSourceHandle > 0) && (aManagerHandle > 0), User::Invariant());

    CMMAEventSource* eventSource =

        JavaUnhand< CMMAEventSource >(aEventSourceHandle);

    CMMAManager* manager = JavaUnhand< CMMAManager >(aManagerHandle);

    RJString contentType(*aJni, aContentType);

    TInt playerHandle = KErrNoMemory;

    TInt err = eventSource->ExecuteTrap(&CreatePlayerContentTypeL,

                                        manager,

                                        eventSource,

                                        (const TDesC*)&contentType,

                                        &playerHandle);

    if (err != KErrNone)

    {

        // Leave occured return error code to Java

        playerHandle = err;

        DEBUG_INT("MMA::NativePlayerFactory createPlayerContentType err %d",

                  playerHandle);

    }

    return playerHandle;

}

//  END OF FILE