/*

* 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:  The JNI code for Java Installer component

*                FileRoots.

*

*/

#include <e32property.h>

#include <f32file.h>

#include <apgcli.h>

#include <sysutil.h>

#include <javauids.h>

#include "com_nokia_mj_impl_installer_utils_FileRoots.h"

#include "javacommonutils.h"

#include "javaoslayer.h"

#include "logger.h"

/**

 * In S60 5.0 and TB 9.1 OMJ is (usually) post installed to C: drive.

 */

const TInt KDefaultResourceDriveNumber = 2;

/**

 * UID of Java Installer

 */

const TUid KTUidJavaInstallerUid = { KJavaInstallerUid };

/*

 * Class:     com_nokia_mj_impl_installer_utils_FileRoots

 * Method:    _getResourceDrive

 * Signature: ()I

 */

JNIEXPORT jint JNICALL Java_com_nokia_mj_impl_installer_utils_FileRoots__1getResourceDrive

(JNIEnv *, jclass)

{

    TInt err;

    RApaLsSession apaSession;

    err = apaSession.Connect();

    if (KErrNone != err)

    {

        ELOG(EJavaInstaller, "FileRoots__1getResourceDrive: Cannot connect to AppArc server");

        return KDefaultResourceDriveNumber;

    }

    TApaAppInfo info;

    err = apaSession.GetAppInfo(info, KTUidJavaInstallerUid);

    if (err != KErrNone)

    {

        ELOG1(EJavaInstaller,

              "FileRoots__1getResourceDrive: Cannot get full path name of installer, err %d ",

              err);

        apaSession.Close();

        return KDefaultResourceDriveNumber;

    }

    // Take the drive letter from path and convert it to drive number

    TInt driveNum = KDefaultResourceDriveNumber;

    err = RFs::CharToDrive(info.iFullName[0], driveNum);

    if (KErrNone != err)

    {

        driveNum = KDefaultResourceDriveNumber;

    }

    apaSession.Close();

    return driveNum;

}

/*

 * Class:     com_nokia_mj_impl_installer_utils_FileRoots

 * Method:    _getMidpRoot

 * Signature: ()Ljava/lang/String;

 */

JNIEXPORT jstring JNICALL Java_com_nokia_mj_impl_installer_utils_FileRoots__1getMidpRoot

(JNIEnv *aEnv, jclass)

{

    std::string path;

    java::util::JavaOsLayer::getMidpRoot(path);

    // Convert path to jstring and return it

    return aEnv->NewStringUTF((const char*)(path.c_str()));

}