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JFinal 手册

版本: 3.3

作者: 詹波

日期: 2017-11-18

http://www.jfinal.com

第一章快速上手 ............................................................................................................................................... 8

1.1 创建项目 .................................................................................................................................................. 8

1.2 放入 JFinal 库文件 ................................................................................................................................. 10

1.3 修改 web.xml ......................................................................................................................................... 10

1.4 添加 java 文件 ....................................................................................................................................... 10

1.5 启动项目 ................................................................................................................................................ 11

1.6 开启浏览器看效果 ................................................................................................................................ 12

1.7 Maven 下开发 ......................................................................................................................................... 13

1.8 IDEA 下开发 ............................................................................................................................................ 13

1.9 特别声明 ................................................................................................................................................ 13

第二章 JFinalConfig .......................................................................................................................................... 15

2.1 概述 ........................................................................................................................................................ 15

2.2 configConstant(Constants me) ................................................................................................................ 15

2.3 configRoute(Routes me) .......................................................................................................................... 15

2.4 configEngine(Engine me) ......................................................................................................................... 18

2.5 configPlugin (Plugins me) ........................................................................................................................ 19

2.6 configInterceptor (Interceptors me) ....................................................................................................... 19

2.7 configHandler (Handlers me) .................................................................................................................. 19

2.8 afterJFinalStart()与 beforeJFinalStop() .................................................................................................... 20

2.9 PropKit ..................................................................................................................................................... 20

第三章 Controller ............................................................................................................................................. 21

3.1 概述 ........................................................................................................................................................ 21

3.2 Action ....................................................................................................................................................... 21

3.3 Action 带参 .............................................................................................................................................. 21

3.4 getPara 系列方法 .................................................................................................................................... 25

3.5 getBean 与 getModel 系列方法 ............................................................................................................. 25

3.6 setAttr 方法 ............................................................................................................................................. 27

3.7 getFile 文件上传 ..................................................................................................................................... 27

3.8 renderFile 文件下载 ............................................................................................................................... 27

3.9 session 操作方法 .................................................................................................................................... 27

3.10 render 系列方法 ................................................................................................................................... 28

第四章 AOP ...................................................................................................................................................... 30

4.1 概述 ........................................................................................................................................................ 30

4.2 Interceptor ............................................................................................................................................... 30

4.3 Before ...................................................................................................................................................... 31

4.4 Clear ......................................................................................................................................................... 32

4.5 Interceptor 的触发 .................................................................................................................................. 33

4.6 Duang、Enhancer ................................................................................................................................... 34

4.7 Inject 拦截器 ........................................................................................................................................... 35

4.8 Routes 级别拦截器 ................................................................................................................................. 35

第五章 ActiveRecord ........................................................................................................................................ 37

5.1 概述 ........................................................................................................................................................ 37

5.2 ActiveRecordPlugin .................................................................................................................................. 37

5.3 Model....................................................................................................................................................... 37

5.4 JFinal 独创 Db + Record 模式 ................................................................................................................. 39

5.5 paginate 分页支持 .................................................................................................................................. 40

5.6 声明式事务 ............................................................................................................................................ 41

5.7 Cache ....................................................................................................................................................... 42

5.8 Dialect 多数据库支持 ............................................................................................................................. 42

5.9 表关联操作 ............................................................................................................................................ 42

5.10 复合主键 .............................................................................................................................................. 43

5.11 Oracle 支持 ........................................................................................................................................... 44

5.11 Sql 管理与动态生成 ............................................................................................................................. 46

5.11.1 基本配置 ....................................................................................................................................... 46

5.11.2 sql 指令 .......................................................................................................................................... 47

5.11.3 para 指令 ........................................................................................................................................ 47

5.11.4 namespace 指令 ............................................................................................................................. 49

5.11.5 分页用法 ....................................................................................................................................... 49

5.11.6 高级用法 ....................................................................................................................................... 50

5.11.7 最佳实践 ....................................................................................................................................... 51

5.12 多数据源支持 ...................................................................................................................................... 54

5.13 任意环境下使用 ActiveRecord............................................................................................................ 55

5.14 Generator 与 JavaBean ......................................................................................................................... 56

第六章 Template Engine .................................................................................................................................. 59

6.1 概述 ........................................................................................................................................................ 59

6.2 configEngine ............................................................................................................................................ 59

6.3 表达式 .................................................................................................................................................... 61

6.3.1 与 java 规则基本相同的表达式..................................................................................................... 61

6.3.2 属性访问 ......................................................................................................................................... 62

6.3.3 方法调用 ......................................................................................................................................... 62

6.3.4 静态属性访问 ................................................................................................................................. 62

6.3.5 静态方法调用 ................................................................................................................................. 63

6.3.6 空合并安全取值调用操作符 ......................................................................................................... 63

6.3.7 单引号字符串 ................................................................................................................................. 64

6.3.8 相等与不等比较表达式增强 ......................................................................................................... 64

6.3.9 布尔表达式增强 ............................................................................................................................. 65

6.3.10 范围数组定义表达式 ................................................................................................................... 65

6.3.11 Map 定义表达式 ............................................................................................................................ 66

6.3.12 逗号表达式 ................................................................................................................................... 66

6.3.13 从 java 中去除的运算符 .............................................................................................................. 66

6.4 指令 ........................................................................................................................................................ 66

6.4.1 输出指令#( ) .................................................................................................................................... 67

6.4.2 if 指令 ............................................................................................................................................... 68

6.4.3 for 指令 ............................................................................................................................................ 68

6.4.4 set 指令 ............................................................................................................................................ 70

6.4.5 include 指令 ..................................................................................................................................... 71

6.4.6 render 指令 ...................................................................................................................................... 72

6.4.7 define 指令 ....................................................................................................................................... 72

6.4.8 模板函数调用 ................................................................................................................................. 74

6.4.9 date 指令 .......................................................................................................................................... 75

6.4.10 number 指令 .................................................................................................................................. 76

6.4.11 指令扩展 ....................................................................................................................................... 76

6.5 注释 ........................................................................................................................................................ 78

6.6 原样输出 ................................................................................................................................................ 78

6.7 Shared Method 扩展 ............................................................................................................................... 79

6.8 Shared Object 扩展 ................................................................................................................................. 79

6.9 Extension Method 扩展 .......................................................................................................................... 80

6.10 Spring 整合 ............................................................................................................................................ 82

6.10.1 Spring MVC 整合 ............................................................................................................................ 82

6.10.2 Spring Boot 整合 ............................................................................................................................ 83

6.11 任意环境下使用 Engine ...................................................................................................................... 83

6.11.1 基本用法 ....................................................................................................................................... 83

6.11.2 进阶用法 ....................................................................................................................................... 84

6.11.3 Engine 对象管理 ............................................................................................................................ 85

第七章 EhCachePlugin ..................................................................................................................................... 86

7.1 概述 ........................................................................................................................................................ 86

7.2 EhCachePlugin ......................................................................................................................................... 86

7.3 CacheInterceptor ..................................................................................................................................... 86

7.4 EvictInterceptor ....................................................................................................................................... 87

7.5 CacheKit ................................................................................................................................................... 87

7.6 ehcache.xml 简介 .................................................................................................................................... 88

第八章 RedisPlugin .......................................................................................................................................... 89

8.1 概述 ........................................................................................................................................................ 89

8.2 RedisPlugin .............................................................................................................................................. 89

8.3 Redis 与 Cache......................................................................................................................................... 89

8.4 非 web 环境使用 RedisPlugin ............................................................................................................... 90

第九章 Cron4jPlugin ........................................................................................................................................ 91

9.1 概述 ........................................................................................................................................................ 91

9.2 Cron4jPlugin ............................................................................................................................................ 91

9.3 使用外部配置文件 ................................................................................................................................ 92

9.4 高级用法 ................................................................................................................................................ 93

第十章 Validator .............................................................................................................................................. 94

10.1 概述 ...................................................................................................................................................... 94

10.2 Validator ................................................................................................................................................ 94

10.3 Validator 配置 ....................................................................................................................................... 95

第十一章国际化 ............................................................................................................................................. 96

11.1 概述 ...................................................................................................................................................... 96

11.2 I18n 与 Res ............................................................................................................................................ 96

11.3 I18nInterceptor ..................................................................................................................................... 97

第十二章 JFinal 架构及扩展 ........................................................................................................................... 99