一.第一版(一般不用) # 声明序列化器from rest_framework import serializersfrom djangoDome.models import Book class PublisherSerializer(serializers.Serializer): id = serializers.IntegerField() title = serializers.CharField(max_length=32) class AuthorSerializer(serial…
应用目录结构: views.py from django.shortcuts import render # Create your views here. from django.views import View from django.http import JsonResponse, QueryDict from bookset.models import BookInfo #导入序列化列 from .serializers import BookInfoSerializer #####…
<kafka权威指南> Customer.java public class Customer { private int customId; private String customerName; public Customer(int customId, String customerName) { this.customId = customId; this.customerName = customerName; } public int getCustomId() { return…
关于DRF基类APIView提供的Request和Response对象的作用,可以看我的另一篇博文:https://www.cnblogs.com/chichung/p/9939864.html 综合使用: from django.http import HttpResponse from rest_framework import status from rest_framework.response import Response from rest_framework.views impo…
小结: 1.Flume 的持久性保证依赖于使用的持久性Channel 的保证 通过事件序列化器将Flume事件转化为外部存储格式 主要的事件序列化器: 1.文本 2.带有头信息的文本 3.Avro序列化 Flume 1.8.0 User Guide — Apache Flume http://flume.apache.org/FlumeUserGuide.html deserializer LINE Specify the deserializer used to parse the file…
创建序列化器,序列化管理器,closureSerializer //通过反射创建序列化对象 // Create an instance of the class with the given name, possibly initializing it with our conf def instantiateClass[T](className: String): T = { val cls = Utils.classForName(className) // Look for a const…
Hibernate类没有找到序列化器解决方案 异常信息类似如下 No serializer found for class org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL_ON_EMPTY_BEANS) (th…