116.1 DatagramPacket........................................................................................................................... 447
116.2 DatagramSocket ........................................................................................................................... 447
116.3 UDP 网络程序 ............................................................................................................................. 448
第 117 章 TCP 通信............................................................................................................................ 451
117.1 ServerSocket ................................................................................................................................ 451
117.2 Socket .......................................................................................................................................... 451
117.3 简单的 TCP 网络程序 ................................................................................................................. 453
117.4 文件上传案例 ............................................................................................................................. 454
117.5 文件上传案例多线程版本 ......................................................................................................... 457
第 118 章 总结 .................................................................................................................................. 459
118.1 知识点总结 ................................................................................................................................. 459
第 29 天 反射 ...................................................................................................................................... 460
第 119 章 类加载器 ........................................................................................................................... 461
119.1 类的加载 ..................................................................................................................................... 461
119.2 类初始化时机 ............................................................................................................................. 461
119.3 类加载器 ..................................................................................................................................... 461
119.4 类加载器的组成 ......................................................................................................................... 461
第 120 章 反射 .................................................................................................................................. 463
120.1 Class 类 ........................................................................................................................................ 463
120.2 通过反射获取构造方法并使用 ................................................................................................. 465
120.3 通过反射获取成员变量并使用 ................................................................................................. 468
120.4 通过反射获取成员方法并使用 ................................................................................................. 470
第 121 章 反射练习 ........................................................................................................................... 473
121.1 泛型擦除 ..................................................................................................................................... 473
121.2 反射配置文件 ............................................................................................................................. 473
第 122 章 总结 .................................................................................................................................. 475
122.1 知识点总结 ................................................................................................................................. 475
第 30 天 数据库 MYSQL ....................................................................................................................... 478
第 123 章 数据库 .............................................................................................................................. 479
123.1 数据库概述 ................................................................................................................................. 479
123.2 数据库表 ..................................................................................................................................... 479
123.3 表数据 ......................................................................................................................................... 480
第 124 章 MySql 数据库 .................................................................................................................... 481
124.1 MySql 安装 .................................................................................................................................. 481