1 /*

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

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Positioner JNI context

    15  *

    16 */

    17 

    18 

    19 #include <e32def.h>

    20 #include <lbs.h>

    21 #include "com_nokia_mj_impl_location_Positioner.h"

    22 #include "clocationprovider.h"

    23 #include "cpositioner.h"

    24 #include "fs_methodcall.h"

    25 #include "logger.h"

    26 

    27 using namespace java::location;

    28 

    29 /*

    30  * Class:     com_nokia_mj_impl_location_Positioner

    31  * Method:    _getLocation

    32  * Signature: (JII)I

    33  */

    34 JNIEXPORT jint JNICALL Java_com_nokia_mj_impl_location_Positioner__1getLocation(

    35     JNIEnv* /*aJni*/,

    36     jobject /*aPositioner*/,

    37     jint aFunctionServerHandle,

    38     jint aPositionerHandle,

    39     jint aTimeout)

    40 {

    41     JELOG2(EJavaLocation);

    42     LocationFunctionServer *server =

    43         reinterpret_cast<LocationFunctionServer *>(aFunctionServerHandle);

    44 

    45     CPositioner* positioner = reinterpret_cast< CPositioner *>(aPositionerHandle);

    46 

    47     TInt error = KErrNone;

    48 

    49     TRAPD(err, CallMethod(error, positioner, &CPositioner::GetLocation, aTimeout, server));

    50 

    51     if (err < KErrNone)

    52     {

    53         error = err;

    54     }

    55 

    56     return error;

    57 }

    58 

    59 /*

    60  * Class:     com_nokia_mj_impl_location_Positioner

    61  * Method:    _createPositioner

    62  * Signature: (JI)I

    63  */

    64 JNIEXPORT jint JNICALL Java_com_nokia_mj_impl_location_Positioner__1createPositioner(

    65     JNIEnv* aJni,

    66     jobject aPositioner,

    67     jint aFunctionServerHandle,

    68     jint aLocationProviderHandle)

    69 {

    70     JELOG2(EJavaLocation);

    71 

    72     LocationFunctionServer *server =

    73         reinterpret_cast<LocationFunctionServer *>(aFunctionServerHandle);

    74 

    75     CLocationProvider* locationProvider =

    76         reinterpret_cast<CLocationProvider *>(aLocationProviderHandle);

    77 

    78     TInt positionerHandle = KErrNotFound;

    79     jobject jpositioner = aJni->NewWeakGlobalRef(aPositioner);

    80 

    81     TRAPD(err, CLocationProvider::StaticCreatePositionerL(aJni, jpositioner, locationProvider, &positionerHandle, server));

    82 

    83     if (err != KErrNone)

    84     {

    85         aJni->DeleteGlobalRef(jpositioner);

    86         return err;

    87     }

    88 

    89     return positionerHandle;

    90 }

    91 

    92 /*

    93  * Class:     com_nokia_mj_impl_location_Positioner

    94  * Method:    _cancel

    95  * Signature: (JI)V

    96  */

    97 JNIEXPORT void JNICALL Java_com_nokia_mj_impl_location_Positioner__1cancel

    98 (JNIEnv*, jobject, jint aFunctionServerHandle, jint aPositionerHandle)

    99 {

   100     JELOG2(EJavaLocation);

   101 

   102     LocationFunctionServer *server =

   103         reinterpret_cast<LocationFunctionServer *>(aFunctionServerHandle);

   104 

   105     CPositioner* positioner = reinterpret_cast< CPositioner *>(aPositionerHandle);

   106 

   107     CallMethod(positioner, &CPositioner::StaticCancel, positioner, server);

   108 }

   109 

   110 LOCAL_C void DisposeObject(CPositioner* aPositioner)

   111 {

   112     delete aPositioner;

   113 }

   114 

   115 /*

   116  * Class:     com_nokia_mj_impl_location_Positioner

   117  * Method:    _dispose

   118  * Signature: (JI)V

   119  */

   120 JNIEXPORT void JNICALL Java_com_nokia_mj_impl_location_Positioner__1dispose

   121 (JNIEnv*, jobject, jint aFunctionServerHandle, jint aPositionerHandle)

   122 {

   123     JELOG2(EJavaLocation);

   124 

   125     LocationFunctionServer *server =

   126         reinterpret_cast<LocationFunctionServer *>(aFunctionServerHandle);

   127 

   128     CPositioner* positioner = reinterpret_cast< CPositioner *>(aPositionerHandle);

   129 

   130     CallMethod(DisposeObject, positioner, server);

   131 

   132 }