@Override
	public int run() {
		int return_result = CGlobalDef.ERROR;
		CDataEntity src_data = CDataEntity.create_entity(data_0),
					search_result = new CDataEntity("int");
		if(src_data.is_nil){
			search_result.value_data = 1.0;
		}
		else{
			search_result.value_data = 0.0;
		}
		assign_to_local_id(search_result, data_2);
		
		return return_result;
	}