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:

    15 *

    16 */

    17 

    18 

    19 #ifndef JAVAJNIUTILS_H

    20 #define JAVAJNIUTILS_H

    21 

    22 #include <string>

    23 #include <jni.h>

    24 #include "javaosheaders.h"

    25 

    26 namespace java

    27 {

    28 namespace util

    29 {

    30 

    31 /**

    32  * This class contains jni utility operations.

    33  */

    34 class JniUtils

    35 {

    36 public:

    37     OS_IMPORT static std::wstring jstringToWstring(JNIEnv* env, const jstring& str);

    38     OS_IMPORT static jstring wstringToJstring(JNIEnv* env, const std::wstring& str);

    39 

    40     /**

    41      * Throws exception from native side to java side.

    42      * @param aEnv JNIEnv object.

    43      * @param aClassNameOfException class name and name of the exception.

    44      * @param aExceptionText exception text added to java exception.

    45      * Example:

    46      * throwNewException(aEnv,"java/lang/NullPointerException","Creation of native handler failed");

    47      */

    48     OS_IMPORT static void throwNewException(JNIEnv* aEnv,const std::string& aClassNameOfException,

    49                                             const std::string& aExceptionText);

    50 };

    51 

    52 } //end namespace util

    53 } //end namespace java

    54 

    55 #endif // JAVAJNIUTILS_H

    56