JEECG(J2EE Code Generation) 续二: 代码生成器使用规则

系统管理员 2022-05-28 13:53 240阅读 0赞

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         <span style="font-size:10pt;"><span style="font-weight:700;">JEECG[J2EE&nbsp;&nbsp;Code Generation]是一款基于<span style="color:#FF0000;">代码生成器</span>的敏捷开发框架.<br></span></span> 
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         <span style="font-size:10pt;"><span style="font-weight:700;">续前文：<a href="http://blog.csdn.net/zhangdaiscott/article/details/8272255" style="color:rgb(51,102,153);" rel="nofollow">http://blog.csdn.net/zhangdaiscott/article/details/8272255</a></span></span> 
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     <span style="font-weight:700;">本章主题：代码生成器使用规则</span> 
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     <span style="font-size:10pt;"><span style="font-weight:700;">[一].建表规范</span></span> 
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     <span style="font-size:10pt;">&nbsp; &nbsp;[1].表必须有唯一主键: OBID（字符类型 36位）&nbsp;&nbsp;</span> 
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     <span style="font-size:10pt;">&nbsp; &nbsp;&nbsp; &nbsp;&nbsp;&nbsp;备注: 主键采用UUID方式生成</span> 
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     <span style="font-size:10pt;">&nbsp; &nbsp;[2].表必需字段（创建人，创建时间等..）</span> 
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     <span style="font-size:10pt;">&nbsp; &nbsp;[3].表字段必须有注释</span> 
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     <span style="font-size:10pt;">&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; 备注: JSP页面字段文本，是根据表字段注释来生成</span> 
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     <span style="font-family:SimSun;"><span style="font-size:10pt;">[4].主表和子表的外键字段名字，必须相同（除主键OBID外）&nbsp; &nbsp;&nbsp; &nbsp;&nbsp;&nbsp;</span></span> 
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     <span style="font-family:SimSun;"><span style="font-size:10pt;">[5].子表引用主表主键OBID作为外键，外键字段必须以OBID结尾</span></span> 
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     <span style="color:#FF0000;"><span style="font-size:10pt;">注释：请按照建表模板来创建新表，模板表中原有的字段，生成器会过滤不在页面生成</span></span> 
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     <span style="font-family:'宋体';"><span style="font-size:10pt;"><span style="font-weight:700;">建表模板：</span></span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">字段名</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">类型</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">长度</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">备注</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">主键</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">OBID</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">varchar</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">36</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">主键</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">TURE</span></span> 
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         <span style="font-size:10pt;">其他字段..</span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">CRTUSER</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">varchar</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">36</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">创建人</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">CRTUSER_NAME</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">varchar</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">32</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">创建人名字</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">CREATE_DT</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">datetime</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">0</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">创建时间</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">MODIFIER</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">varchar</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">36</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">修改人</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">MODIFIER_NAME</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">varchar</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">32</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">修改人名字</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">MODIFY_DT</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">datetime</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">0</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">修改时间</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">DELFLAG</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">int</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">2</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">删除标记</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">DEL_DT</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">datetime</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">0</span></span> 
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         <span style="font-family:'宋体';"><span style="font-size:10pt;">删除时间</span></span> 
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     <span style="font-size:10pt;"><span style="font-weight:700;">[二].页面生成规则</span></span> 
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     <span style="font-size:10pt;">0.JSP页面字段的文本内容，取表字段的注释前6位字符(如果建表字段注释为空，则页面字段文本会为空)</span> 
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     <span style="font-size:10pt;">A.默认生成的JSP页面前四个字段为必须项，其他字段为非必须输入（需要自己手工加）</span> 
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     <span style="font-size:10pt;">B.数据库字段类型为：datetime --&gt;对应页面字段，会自动追加[年月日-时分秒]时间控件</span> 
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     <span style="font-size:10pt;">C.数据库字段类型为：date --&gt;对应页面会字段，自动追加[年月日]时间控件</span> 
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     <span style="font-size:10pt;">D.数据库字段类型为：Int/Number--&gt;对应页面字段，会自动追加数字校验（不允许输入小数）</span> 
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     <span style="font-size:10pt;">E.数据库字段类型为：float/double/decimal--&gt;对应页面页面字段，会自动追加数字校验（允许输入小数）</span> 
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     <span style="font-size:10pt;"><span style="font-weight:700;">[三].代码生成器工具类</span></span> 
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     <span style="font-size:10pt;">&nbsp; &nbsp;&nbsp;&nbsp;A.单表模型工具类:&nbsp;&nbsp;com.test.CodeUtil</span> 
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代码生成器界面：

A.动态选择需要生成文件 (ServiceI\\ServiceImpl\\Jsp\\Action\\Entity\\Page)

B.动态选择JSP模板（两种页面风格：行编辑/详细页编辑）

![1355205882_7954.jpg][]

A-1.详细页编辑页面风格：

![1355206328_3976.png][]

A-2.行编辑页面风格

![1355205780_8612.png][]

B.一对多模型(父子表)工具类：生成的页面明细可以动态添加行

com.test.CodeOneToMainUtil\[一对多的增删改查\]

![1355205784_1159.png][]

生成页面实例：

省略..    (请看视频)

Google Code：[http://code.google.com/p/jeecg/][http_code.google.com_p_jeecg]

[1355205882_7954.jpg]: https://img-my.csdn.net/uploads/201212/11/1355205882_7954.jpg
[1355206328_3976.png]: https://img-my.csdn.net/uploads/201212/11/1355206328_3976.png
[1355205780_8612.png]: https://img-my.csdn.net/uploads/201212/11/1355205780_8612.png
[1355205784_1159.png]: https://img-my.csdn.net/uploads/201212/11/1355205784_1159.png
[http_code.google.com_p_jeecg]: http://code.google.com/p/jeecg/