2024年java笔记基础知识点整理

java笔记基础知识点整理14 S yst em 77 六 黑马程

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14 、S yst em............... ............ ...... ............ ............ ...... ............ ............ ...... ............ ...... ........ 77
六、黑马程序员 —线程技术...................................................................................................77
1 、进程和线程.................................................................................................................78
2 、创建线程方式.............................................................................................................78
3 、两种进程创建方式比较.............................................................................................80
4 、线程的生命周期.........................................................................................................81
5 、控制线程.....................................................................................................................82
6 、多线程安全问题.........................................................................................................84
7 、多线程安全问题的解决方法.....................................................................................85
8 、线程通信.....................................................................................................................90
七、黑马程序员 —集合框架(1).........................................................................................93
1 、集合类 & 容器.......... ............ ...... ............ ............ ............ ............ ...... ............ ..........93
2 、C ollect ion 接口... ...... ............ ............ ...... ............ ............ ...... ............ ............ ...... ........ 94
3 、I te rator 接口......... ............ ...... ............ ............ ...... ............ ............ ...... ............ . ........... . 95
4 、集合遍历输出方式.....................................................................................................95
6 、T reeS et .......... ............ ...... ............ ............ ...... ............ ............ ...... ............ ...... ............ ...99
7 、L ist 接口......... ............ ............ ...... ............ ............ ............ ............ ...... ............ ...... .....103
8 、L ist 接口中常用类......... ............ ...... ............ ............ ...... ............ ............ ...... ............ 104
9 、Map 接口.... ............ ............ ............ ...... ............ ............ ............ ............ ............ ........ 108
八、黑马程序员 —集合框架(2).......................................................................................111
1 、C ollect ions 类.... ...... ...... ............ ............ ...... ............ ............ ............ ............ ............ .. 11 1
2 、A r rays.......... ............ ...... ............ ............ ...... ............ ............ ...... ............ ...... ...... ........ 1 13
3 、泛型(Gen eric).......... ............ ............ ............ ............ ............ ...... ............ .................. .. 113
4 、泛型的使用...............................................................................................................114
5 、声明多个泛型类型和通配符...................................................................................118
6 、泛型的上限与下限...................................................................................................119
7 、泛型接口和方法.......................................................................................................121
8 、泛型的嵌套(map 例子).......................................................................................122
九、黑马程 序员 — IO 操作 ( 1)......................................................................................... 123
1 、I O 的概述和 File 方法.......... ............ ...... ............ ............ ...... ............ ............ ...... ..... 123
2 、递归(Re cursi on) .......... ............ ............ ............ ............ ............ ...... ............ ................ 125
3 、文件过滤器 j ava.i o.File nam eFi lter ......... ............ ............ ...... ............ ............ ...... .... 126
4 、流.... ............ ...... ............ ............ ...... ............ ............ ............ .................. ............ ...... ... 127
5 、操作流的步骤(重点)...........................................................................................128
6 、字节流和字符流.......................................................................................................129
7 、文件拷贝...................................................................................................................131
8 、字节→字符转换流...................................................................................................134
9 、自动关闭资源的 try 语句........................................................................................ 134
十、 IO 文件操作 ( 2) ..........................................................................................................136
1 、内存操作流...............................................................................................................136
2 、打印流... ............ ............ ............ ...... ............ ............ ...... ............ ............ ............ ........ 137
3 、格式化输出...............................................................................................................139
4 、标准流..................................................................... java笔记基础知识点整理..................................................140
5 、S cann er( 简单文本扫描器).......................................................................................141
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