C++ (Cpp) JPObject::getClass示例

示例#1

文件： jp_objecttypes.cpp 项目： Sunyifan/jpype

jvalue JPStringType::convertToJava(HostRef* obj)
{
	TRACE_IN("JPStringType::convertToJava");
	JPCleaner cleaner;
	jvalue v;
	
	if (JPEnv::getHost()->isNone(obj))
	{
		v.l = NULL;
		return v;
	}
	
	if (JPEnv::getHost()->isWrapper(obj))
	{
		return JPEnv::getHost()->getWrapperValue(obj);
	}

	if (JPEnv::getHost()->isObject(obj))
	{
		JPObject* o = JPEnv::getHost()->asObject(obj);

		JPClass* oc = o->getClass();
		if (oc->getName().getSimpleName() == "java.lang.String")
		{
			v.l = o->getObject();
			return v;
		}
	}

	JCharString wstr = JPEnv::getHost()->stringAsJCharString(obj);

	jchar* jstr = new jchar[wstr.length()+1];
	jstr[wstr.length()] = 0;
	for (size_t i = 0; i < wstr.length(); i++)
	{
		jstr[i] = (jchar)wstr[i];  
	}
	jstring res = JPEnv::getJava()->NewString(jstr, (jint)wstr.length());
	delete[] jstr;
	
	v.l = res;
	
	return v;
	TRACE_OUT;
}

示例#2

文件： jp_objecttypes.cpp 项目： Sunyifan/jpype

EMatchType JPStringType::canConvertToJava(HostRef* obj)
{
	TRACE_IN("JPStringType::canConvertToJava");
	JPCleaner cleaner;

	if (obj == NULL || JPEnv::getHost()->isNone(obj))
	{
		return _implicit;
	}

	if (JPEnv::getHost()->isString(obj))
	{
		return _exact;
	}
	
	if (JPEnv::getHost()->isWrapper(obj))
	{
		JPTypeName name = JPEnv::getHost()->getWrapperTypeName(obj);

		if (name.getType() == JPTypeName::_string)
		{
			return _exact;
		}
	}

	if (JPEnv::getHost()->isObject(obj))
	{
		JPObject* o = JPEnv::getHost()->asObject(obj);

		JPClass* oc = o->getClass();
		if (oc->getName().getSimpleName() == "java.lang.String")
		{
			return _exact;
		}
	}
	return _none;
	TRACE_OUT;
}

示例#3

文件： jp_class.cpp 项目： Kcrong/speech_analysis

EMatchType JPClass::canConvertToJava(HostRef* obj)
{
	if (JPEnv::getHost()->isNone(obj))
	{
		return _implicit;
	}

	JPCleaner cleaner;

	string simpleName = m_Name.getSimpleName();	
	
	if (simpleName == "java.lang.Byte" || simpleName == "java.lang.Short" ||
	    simpleName == "java.lang.Integer")
	{
		if (JPEnv::getHost()->isInt(obj))
		{
			return _explicit;
		}
	}    	
	
	if (simpleName == "java.lang.Long" && JPEnv::getHost()->isLong(obj))
	{
		return _explicit;
	}
	
	if (simpleName == "java.lang.Float" || simpleName == "java.lang.Double")
	{
		if (JPEnv::getHost()->isFloat(obj))
		{
			return _explicit;
		}
	}    	
		
	if (JPEnv::getHost()->isObject(obj))
	{
		JPObject* o = JPEnv::getHost()->asObject(obj);

		JPClass* oc = o->getClass();

		if (oc == this)
		{
			// hey, this is me! :)
			return _exact;
		}

		if (JPEnv::getJava()->IsAssignableFrom(oc->m_Class, m_Class))
		{
			return _implicit;
		}
	}

	if (JPEnv::getHost()->isProxy(obj))
	{
		JPProxy* proxy = JPEnv::getHost()->asProxy(obj);
		// Check if any of the interfaces matches ...
		vector<jclass> itf = proxy->getInterfaces();
		for (unsigned int i = 0; i < itf.size(); i++)
		{
			if (JPEnv::getJava()->IsAssignableFrom(itf[i], m_Class))
			{
				return _implicit;
			}
		}
	}

	if (JPEnv::getHost()->isWrapper(obj))
	{
		JPTypeName o = JPEnv::getHost()->getWrapperTypeName(obj);

		if (o.getSimpleName() == m_Name.getSimpleName())
		{
			return _exact;
		}
	}

	if (m_Name.getSimpleName() == "java.lang.Object")
	{
		// arrays are objects
		if (JPEnv::getHost()->isArray(obj))
		{
			return _implicit;
		}
		
		// Strings are objects too
		if (JPEnv::getHost()->isString(obj))
		{
			return _implicit;
		}
		
		// Class are objects too
		if (JPEnv::getHost()->isClass(obj) || JPEnv::getHost()->isArrayClass(obj))
		{
			return _implicit;
		}

		// Let'a allow primitives (int, long, float and boolean) to convert implicitly too ...
		if (JPEnv::getHost()->isInt(obj))
		{
			return _implicit;
		}
		
		if (JPEnv::getHost()->isLong(obj))
		{
			return _implicit;
		}
		
		if (JPEnv::getHost()->isFloat(obj))
		{
			return _implicit;
		}

		if (JPEnv::getHost()->isBoolean(obj))
		{
			return _implicit;
		}
	}

	return _none;
}