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C++ JNIEnv类代码示例

本文整理汇总了C++中JNIEnv类的典型用法代码示例。如果您正苦于以下问题：C++ JNIEnv类的具体用法？C++ JNIEnv怎么用？C++ JNIEnv使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了JNIEnv类的12个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: _open_uri

static int _open_uri(const String& p_uri) {

	JNIEnv *env = ThreadAndroid::get_env();
	jstring jStr = env->NewStringUTF(p_uri.utf8().get_data());
	return env->CallIntMethod(godot_io,_openURI,jStr)	;
}
开发者ID:9cat，项目名称:godot，代码行数:6，代码来源:java_glue.cpp

示例2: _get_data_dir

static String _get_data_dir() {

	JNIEnv *env = ThreadAndroid::get_env();
	jstring s =(jstring)env->CallObjectMethod(godot_io,_getDataDir);
	return String(env->GetStringUTFChars( s, NULL ));
}
开发者ID:9cat，项目名称:godot，代码行数:6，代码来源:java_glue.cpp

示例3: CreateNativeInterface

		//--------------------------------------------------------
		/// Create Native Interface
		//--------------------------------------------------------
		void IJavaInterface::CreateNativeInterface(const std::string& instrInterfaceName)
		{
			if (mpJavaObject == nullptr)
			{
				JNIEnv* pEnv = JavaInterfaceManager::GetSingletonPtr()->GetJNIEnvironmentPtr();

				//get the class type
				jclass jClassType = JavaVirtualMachine::Get()->FindClass(instrInterfaceName);
				if (jClassType == nullptr)
				{
					jthrowable exception = pEnv->ExceptionOccurred();
					if (exception != nullptr)
					{
						pEnv->ExceptionDescribe();
						pEnv->ExceptionClear();
					}

					CS_LOG_FATAL("Cannot find native interface class '" + instrInterfaceName + "'");
				}

				//get the class instance
				jmethodID jConstructor = pEnv->GetMethodID(jClassType, "<init>", "()V");
				jobject jClassInstance = pEnv->NewObject(jClassType, jConstructor);
				if (jClassInstance == nullptr)
				{
					jthrowable exception = pEnv->ExceptionOccurred();
					if (exception != nullptr)
					{
						pEnv->ExceptionDescribe();
						pEnv->ExceptionClear();
					}

					CS_LOG_FATAL("Cannot create native interface instance '" + instrInterfaceName + "'");
				}

				//create a global reference to the instance
				mpJavaObject = pEnv->NewGlobalRef(jClassInstance);

				//delete all the local references
				pEnv->DeleteLocalRef(jClassType);
				pEnv->DeleteLocalRef(jClassInstance);
			}
			else
			{
				CS_LOG_FATAL("Cannot create native interface " + instrInterfaceName + ", as it has already been created!");
			}
		}
开发者ID:AzCopey，项目名称:ChilliSource，代码行数:50，代码来源:JavaInterface.cpp

示例4: call

	virtual Variant call(const StringName& p_method,const Variant** p_args,int p_argcount,Variant::CallError &r_error) {

		//print_line("attempt to call "+String(p_method));
		ERR_FAIL_COND_V(!instance,Variant());

		r_error.error=Variant::CallError::CALL_OK;

		Map<StringName,MethodData >::Element *E=method_map.find(p_method);
		if (!E) {

			print_line("no exists");
			r_error.error=Variant::CallError::CALL_ERROR_INVALID_METHOD;
			return Variant();
		}


		int ac = E->get().argtypes.size();
		if (ac<p_argcount) {

			print_line("fewargs");
			r_error.error=Variant::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS;
			r_error.argument=ac;
			return Variant();
		}

		if (ac>p_argcount) {

			print_line("manyargs");
			r_error.error=Variant::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS;
			r_error.argument=ac;
			return Variant();
		}



		for(int i=0;i<p_argcount;i++) {

			if (!Variant::can_convert(p_args[i]->get_type(),E->get().argtypes[i])) {

				r_error.error=Variant::CallError::CALL_ERROR_INVALID_ARGUMENT;
				r_error.argument=i;
				r_error.expected=E->get().argtypes[i];
			}
		}


		jvalue *v=NULL;

		if (p_argcount) {

			v=(jvalue*)alloca( sizeof(jvalue)*p_argcount );
		}

		JNIEnv *env = ThreadAndroid::get_env();

		//print_line("argcount "+String::num(p_argcount));
		for(int i=0;i<p_argcount;i++) {

			v[i] = _variant_to_jvalue(env, E->get().argtypes[i], p_args[i]);
		}

		//print_line("calling method!!");

		Variant ret;

		switch(E->get().ret_type) {

			case Variant::NIL: {


				//print_line("call void");
				env->CallVoidMethodA(instance,E->get().method,v);
			} break;
			case Variant::BOOL: {

				ret = env->CallBooleanMethodA(instance,E->get().method,v);
				//print_line("call bool");
			} break;
			case Variant::INT: {

				ret = env->CallIntMethodA(instance,E->get().method,v);
				//print_line("call int");
			} break;
			case Variant::REAL: {

				ret = env->CallFloatMethodA(instance,E->get().method,v);
			} break;
			case Variant::STRING: {

				jobject o = env->CallObjectMethodA(instance,E->get().method,v);
				String str = env->GetStringUTFChars((jstring)o, NULL );
				ret=str;
			} break;
			case Variant::STRING_ARRAY: {

				jobjectArray arr = (jobjectArray)env->CallObjectMethodA(instance,E->get().method,v);

				ret = _jobject_to_variant(env, arr);

			} break;
//.........这里部分代码省略.........
开发者ID:9cat，项目名称:godot，代码行数:101，代码来源:java_glue.cpp

示例5: GetJNIEnv

void JniOnObserveListener::onObserveCallback(const HeaderOptions headerOptions,
    const OCRepresentation& ocRepresentation, const int& eCode, const int& sequenceNumber)
{
    jint envRet;
    JNIEnv *env = GetJNIEnv(envRet);
    if (NULL == env) return;

    jobject jListener = env->NewLocalRef(m_jwListener);
    if (!jListener)
    {
        checkExAndRemoveListener(env);
        if (JNI_EDETACHED == envRet) g_jvm->DetachCurrentThread();
        return;
    }
    jclass clsL = env->GetObjectClass(jListener);
    if (!clsL)
    {
        checkExAndRemoveListener(env);
        if (JNI_EDETACHED == envRet) g_jvm->DetachCurrentThread();
        return;
    }

    if (OC_STACK_OK != eCode && OC_STACK_RESOURCE_CREATED != eCode && OC_STACK_RESOURCE_DELETED != eCode)
    {
        jobject ex = GetOcException(eCode, "stack error in onObserveCallback");
        if (!ex)
        {
            checkExAndRemoveListener(env);
            if (JNI_EDETACHED == envRet) g_jvm->DetachCurrentThread();
            return;
        }
        jmethodID midL = env->GetMethodID(clsL, "onObserveFailed", "(Ljava/lang/Throwable;)V");
        if (!midL)
        {
            checkExAndRemoveListener(env);
            if (JNI_EDETACHED == envRet) g_jvm->DetachCurrentThread();
            return;
        }
        env->CallVoidMethod(jListener, midL, ex);
    }
    else
    {
        jobject jHeaderOptionList = JniUtils::convertHeaderOptionsVectorToJavaList(env, headerOptions);
        if (!jHeaderOptionList)
        {
            checkExAndRemoveListener(env);
            if (JNI_EDETACHED == envRet) g_jvm->DetachCurrentThread();
            return;
        }

        OCRepresentation * rep = new OCRepresentation(ocRepresentation);
        jlong handle = reinterpret_cast<jlong>(rep);
        jobject jRepresentation = env->NewObject(g_cls_OcRepresentation,
            g_mid_OcRepresentation_N_ctor_bool, handle, true);
        if (!jRepresentation)
        {
            delete rep;
            checkExAndRemoveListener(env);
            if (JNI_EDETACHED == envRet) g_jvm->DetachCurrentThread();
            return;
        }

        jmethodID midL = env->GetMethodID(clsL, "onObserveCompleted",
            "(Ljava/util/List;Lorg/iotivity/base/OcRepresentation;I)V");
        if (!midL)
        {
            checkExAndRemoveListener(env);
            if (JNI_EDETACHED == envRet) g_jvm->DetachCurrentThread();
            return;
        }

        env->CallVoidMethod(jListener, midL, jHeaderOptionList, jRepresentation,
            static_cast<jint>(sequenceNumber));
        if (env->ExceptionCheck())
        {
            LOGE("Java exception is thrown");
            delete rep;
            jthrowable ex = env->ExceptionOccurred();
            env->ExceptionClear();
            m_ownerResource->removeOnObserveListener(env, m_jwListener);
            env->Throw((jthrowable)ex);
        }
    }

    if (JNI_EDETACHED == envRet) g_jvm->DetachCurrentThread();
}
开发者ID:WojciechLuczkow，项目名称:iotivity，代码行数:86，代码来源:JniOnObserveListener.cpp

示例6: onGetMyProfile

void onGetMyProfile(long requestId, bool success, ProfileItem item, string errnum, string errmsg) {
	FileLog("httprequest", "Profile.Native::onGetMyProfile( success : %s )", success?"true":"false");

	/* turn object to java object here */
	JNIEnv* env;
	jint iRet = JNI_ERR;
	gJavaVM->GetEnv((void**)&env, JNI_VERSION_1_4);
	if( env == NULL ) {
		iRet = gJavaVM->AttachCurrentThread((JNIEnv **)&env, NULL);
	}

	jobject jItem = NULL;
	JavaItemMap::iterator itr = gJavaItemMap.find(PROFILE_ITEM_CLASS);
	if( itr != gJavaItemMap.end() ) {
		jclass cls = env->GetObjectClass(itr->second);
		if( cls != NULL) {
			jmethodID init = env->GetMethodID(cls, "<init>", "("
					"Ljava/lang/String;"
					"I"
					"Ljava/lang/String;"
					"Ljava/lang/String;"
					"Ljava/lang/String;"
					"Ljava/lang/String;"

					"I"
					"I"
					"I"
					"I"
					"I"
					"I"
					"I"
					"I"
					"I"
					"I"
					"I"
					"I"
					"I"
					"I"

					"Ljava/lang/String;"
					"Ljava/lang/String;"
					"I"

					"Ljava/lang/String;"
					"Ljava/lang/String;"
					"Ljava/lang/String;"
					"Ljava/lang/String;"
					"Ljava/lang/String;"
					"Ljava/lang/String;"
					"Ljava/lang/String;"
					"Ljava/lang/String;"
					"Ljava/lang/String;"

					"I"
					"I"
					"Ljava/lang/String;"
					"I"

					"Ljava/lang/String;"
					"I"
					"I"

					"Ljava/lang/String;"
					"I"
					"Ljava/lang/String;"
					"I"

					"Ljava/util/ArrayList;"
					")V"
					);

			FileLog("httprequest", "Profile.Native::onGetMyProfile( GetMethodID <init> : %p )", init);

			if( init != NULL ) {
				jstring manid = env->NewStringUTF(item.manid.c_str());
				jstring birthday = env->NewStringUTF(item.birthday.c_str());
				jstring firstname = env->NewStringUTF(item.firstname.c_str());
				jstring lastname = env->NewStringUTF(item.lastname.c_str());
				jstring email = env->NewStringUTF(item.email.c_str());

				jstring resume = env->NewStringUTF(item.resume.c_str());
				jstring resume_content = env->NewStringUTF(item.resume_content.c_str());

				jstring address1 = env->NewStringUTF(item.address1.c_str());
				jstring address2 = env->NewStringUTF(item.address2.c_str());
				jstring city = env->NewStringUTF(item.city.c_str());
				jstring province = env->NewStringUTF(item.province.c_str());
				jstring zipcode = env->NewStringUTF(item.zipcode.c_str());
				jstring telephone = env->NewStringUTF(item.telephone.c_str());
				jstring fax = env->NewStringUTF(item.fax.c_str());
				jstring alternate_email = env->NewStringUTF(item.alternate_email.c_str());
				jstring money = env->NewStringUTF(item.money.c_str());

				jstring photoURL = env->NewStringUTF(item.photoURL.c_str());
				jstring mobile = env->NewStringUTF(item.mobile.c_str());
				jstring landline = env->NewStringUTF(item.landline.c_str());
				jstring landline_ac = env->NewStringUTF(item.landline_ac.c_str());

				jclass jArrayList = env->FindClass("java/util/ArrayList");
				jmethodID jArrayListInit = env->GetMethodID(jArrayList, "<init>", "()V");
//.........这里部分代码省略.........
开发者ID:KingsleyYau，项目名称:Dating4Man，代码行数:101，代码来源:com_qpidnetwork_request_RequestJniProfile.cpp

示例7: sendData

void ScilabVariables::sendData (JavaVM * jvm_, char const* varName, int const* indexes, int indexesSize, unsigned short type, int handlerId){

JNIEnv * curEnv = NULL;
jvm_->AttachCurrentThread(reinterpret_cast<void **>(&curEnv), NULL);
jclass cls = curEnv->FindClass( className().c_str() );

jmethodID voidsendDatajstringjava_lang_StringjintArray_intintjcharcharjintintID = curEnv->GetStaticMethodID(cls, "sendData", "(Ljava/lang/String;[ICI)V" ) ;
if (voidsendDatajstringjava_lang_StringjintArray_intintjcharcharjintintID == NULL) {
throw GiwsException::JniMethodNotFoundException(curEnv, "sendData");
}

jstring varName_ = curEnv->NewStringUTF( varName );
if (varName != NULL && varName_ == NULL)
{
throw GiwsException::JniBadAllocException(curEnv);
}


jintArray indexes_ = curEnv->NewIntArray( indexesSize ) ;

if (indexes_ == NULL)
{
// check that allocation succeed
throw GiwsException::JniBadAllocException(curEnv);
}

curEnv->SetIntArrayRegion( indexes_, 0, indexesSize, (jint*)(indexes) ) ;


                         curEnv->CallStaticVoidMethod(cls, voidsendDatajstringjava_lang_StringjintArray_intintjcharcharjintintID ,varName_, indexes_, type, handlerId);
                        curEnv->DeleteLocalRef(varName_);
curEnv->DeleteLocalRef(indexes_);
curEnv->DeleteLocalRef(cls);
if (curEnv->ExceptionCheck()) {
throw GiwsException::JniCallMethodException(curEnv);
}
}
开发者ID:rossdrummond，项目名称:scilab，代码行数:37，代码来源:ScilabVariables.cpp

示例8: detect_language

static const TCHAR *
detect_language()
{
#ifdef ANDROID

  JNIEnv *env = Java::GetEnv();

  Java::Class cls(env, "java/util/Locale");

  // Call static function Locale.getDefault() that
  // returns the user's default Locale object

  jmethodID cid = env->GetStaticMethodID(cls, "getDefault",
                                         "()Ljava/util/Locale;");
  assert(cid != NULL);

  jobject _obj = env->CallStaticObjectMethod(cls, cid);
  if (_obj == NULL)
    return NULL;

  Java::LocalObject obj(env, _obj);

  // Call function Locale.getLanguage() that
  // returns a two-letter language string

  cid = env->GetMethodID(cls, "getLanguage", "()Ljava/lang/String;");
  assert(cid != NULL);

  jstring language = (jstring)env->CallObjectMethod(obj, cid);
  if (language == NULL)
    return NULL;

  // Convert the jstring to a char string
  const char *language2 = env->GetStringUTFChars(language, NULL);
  if (language2 == NULL) {
    env->DeleteLocalRef(language);
    return NULL;
  }

  /* generate the resource name */

  const char *language3 = language2;
  if (strcmp(language3, "pt") == 0)
    /* hack */
    language3 = "pt_BR";

  // Attach .mo to the language identifier
  static char language_buffer[16];
  snprintf(language_buffer, sizeof(language_buffer), "%s.mo", language3);

  // Clean up the memory
  env->ReleaseStringUTFChars(language, language2);
  env->DeleteLocalRef(language);

  // Return e.g. "de.mo"
  return language_buffer;

#else /* !ANDROID */

#if defined(_WIN32_WCE)
  /* the GetUserDefaultUILanguage() prototype is missing on
     mingw32ce, we have to look it up dynamically */
  DynamicLibrary coreloc_dll(_T("coredll"));
  if (!coreloc_dll.IsDefined()) {
    LogStartUp(_T("Language: coredll.dll not found"));
    return NULL;
  }

  typedef LANGID WINAPI (*GetUserDefaultUILanguage_t)();
  GetUserDefaultUILanguage_t GetUserDefaultUILanguage =
    (GetUserDefaultUILanguage_t)
    coreloc_dll.Lookup(_T("GetUserDefaultUILanguage"));
  if (GetUserDefaultUILanguage == NULL) {
    LogStartUp(_T("Language: GetUserDefaultUILanguage() not available"));
    return NULL;
  }
#endif

  // Retrieve the default user language identifier from the OS
  LANGID lang_id = GetUserDefaultUILanguage();
  LogStartUp(_T("Language: GetUserDefaultUILanguage()=0x%x"), (int)lang_id);
  if (lang_id == 0)
    return NULL;

  // Try to convert the primary language part of the language identifier
  // to a MO file name in the language table
  return find_language(PRIMARYLANGID(lang_id));

#endif /* !ANDROID */
}
开发者ID:damianob，项目名称:xcsoar，代码行数:90，代码来源:LanguageGlue.cpp

示例9: getCurrentEnv

// Constructors
ScilabVariables::ScilabVariables(JavaVM * jvm_) {
jmethodID constructObject = NULL ;
jobject localInstance ;
jclass localClass ;

const std::string construct="<init>";
const std::string param="()V";
jvm=jvm_;

JNIEnv * curEnv = getCurrentEnv();

localClass = curEnv->FindClass( this->className().c_str() ) ;
if (localClass == NULL) {
  throw GiwsException::JniClassNotFoundException(curEnv, this->className());
}

this->instanceClass = static_cast<jclass>(curEnv->NewGlobalRef(localClass));

/* localClass is not needed anymore */
curEnv->DeleteLocalRef(localClass);

if (this->instanceClass == NULL) {
throw GiwsException::JniObjectCreationException(curEnv, this->className());
}


constructObject = curEnv->GetMethodID( this->instanceClass, construct.c_str() , param.c_str() ) ;
if(constructObject == NULL){
throw GiwsException::JniObjectCreationException(curEnv, this->className());
}

localInstance = curEnv->NewObject( this->instanceClass, constructObject ) ;
if(localInstance == NULL){
throw GiwsException::JniObjectCreationException(curEnv, this->className());
}
 
this->instance = curEnv->NewGlobalRef(localInstance) ;
if(this->instance == NULL){
throw GiwsException::JniObjectCreationException(curEnv, this->className());
}
/* localInstance not needed anymore */
curEnv->DeleteLocalRef(localInstance);

                /* Methods ID set to NULL */
jobjectArray_getAllListenedVariablesID=NULL;
voidsendDatajstringjava_lang_StringjintArray_intintjobjectArray__doubledoublejbooleanbooleanjintintID=NULL;
voidsendDatajstringjava_lang_StringjintArray_intintjobjectArray__doubledoublejobjectArray__doubledoublejbooleanbooleanjintintID=NULL;
voidsendDatajstringjava_lang_StringjintArray_intintjobjectArray__bytebytejbooleanbooleanjintintID=NULL;
voidsendUnsignedDatajstringjava_lang_StringjintArray_intintjobjectArray__bytebytejbooleanbooleanjintintID=NULL;
voidsendDatajstringjava_lang_StringjintArray_intintjobjectArray__shortshortjbooleanbooleanjintintID=NULL;
voidsendUnsignedDatajstringjava_lang_StringjintArray_intintjobjectArray__shortshortjbooleanbooleanjintintID=NULL;
voidsendDatajstringjava_lang_StringjintArray_intintjobjectArray__intintjbooleanbooleanjintintID=NULL;
voidsendUnsignedDatajstringjava_lang_StringjintArray_intintjobjectArray__intintjbooleanbooleanjintintID=NULL;
voidsendDatajstringjava_lang_StringjintArray_intintjobjectArray__longlongjbooleanbooleanjintintID=NULL;
voidsendDatajstringjava_lang_StringjintArray_intintjobjectArray__booleanbooleanjbooleanbooleanjintintID=NULL;
voidsendDatajstringjava_lang_StringjintArray_intintjobjectArray__java_lang_Stringjava_lang_StringjbooleanbooleanjintintID=NULL;
voidsendDatajstringjava_lang_StringjintArray_intintjcharcharjintintID=NULL;
voidcloseListjintArray_intintjintintID=NULL;
voidsendDatajstringjava_lang_StringjintArray_intintjintintjintintjintintjintArray_intintjintArray_intintjdoubleArray_doubledoublejintintID=NULL;
voidsendDatajstringjava_lang_StringjintArray_intintjintintjintintjintintjintArray_intintjintArray_intintjdoubleArray_doubledoublejdoubleArray_doubledoublejintintID=NULL;
voidsendDatajstringjava_lang_StringjintArray_intintjintintjintintjintintjintArray_intintjintArray_intintjintintID=NULL;


}
开发者ID:rossdrummond，项目名称:scilab，代码行数:65，代码来源:ScilabVariables.cpp

示例10: SetCapitalisationMethod

		//-------------------------------------------
		//-------------------------------------------
        void TextEntryJavaInterface::SetCapitalisationMethod(CSInput::TextEntry::Capitalisation ineKeyboardCapitalisation)
        {
        	JNIEnv* pEnv = JavaInterfaceManager::GetSingletonPtr()->GetJNIEnvironmentPtr();
        	s32 dwKeyboardCapitalisation = KeyboardCapitalisationToInteger(ineKeyboardCapitalisation);
        	pEnv->CallVoidMethod(GetJavaObject(), GetMethodID("setCapitalisationMethod"), dwKeyboardCapitalisation);
        }
开发者ID:brizee，项目名称:ChilliSource，代码行数:8，代码来源:TextEntryJavaInterface.cpp

示例11: SetKeyboardType

		//-------------------------------------------
		//-------------------------------------------
        void TextEntryJavaInterface::SetKeyboardType(CSInput::TextEntry::Type ineKeyboardType)
        {
        	JNIEnv* pEnv = JavaInterfaceManager::GetSingletonPtr()->GetJNIEnvironmentPtr();
        	s32 dwKeyboardType = KeyboardTypeToInteger(ineKeyboardType);
        	pEnv->CallVoidMethod(GetJavaObject(), GetMethodID("setKeyboardType"), dwKeyboardType);
        }
开发者ID:brizee，项目名称:ChilliSource，代码行数:8，代码来源:TextEntryJavaInterface.cpp

示例12: Deactivate

		//-----------------------------------------------
		//-----------------------------------------------
		void TextEntryJavaInterface::Deactivate()
		{
			JNIEnv* pEnv = JavaInterfaceManager::GetSingletonPtr()->GetJNIEnvironmentPtr();
			pEnv->CallVoidMethod(GetJavaObject(), GetMethodID("deactivate"));
		}
开发者ID:brizee，项目名称:ChilliSource，代码行数:7，代码来源:TextEntryJavaInterface.cpp


注：本文中的JNIEnv类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。