Use struts2 validation framework, and the type conversion framework of a small demo, more practical

struts2
.......\.classpath
.......\.mymetadata
.......\.project
.......\.springBeans
.......\src
.......\...\com
.......\...\...\interceptor
.......\...\...\...........\Client.java
.......\...\...\...........\Interceptor.java
.......\...\...\...........\MyHandler.java
.......\...\...\...........\MyProxy.java
.......\...\...\...........\Target.java
.......\...\...\...........\TargetInterface.java
.......\...\...\test
.......\...\...\....\action
.......\...\...\....\......\LoginAction-validation.xml
.......\...\...\....\......\LoginAction.java
.......\...\...\....\......\MyAction.java
.......\...\...\....\......\PointAction-conversion.properties
.......\...\...\....\......\PointAction.java
.......\...\...\....\......\RegistAction-validation.xml
.......\...\...\....\......\RegistAction.java
.......\...\...\....\......\RegistAction.properties
.......\...\...\....\......\ViewResultAction.java
.......\...\...\....\converter
.......\...\...\....\.........\PointConverter2.java
.......\...\...\....\.........\PointConverter3.java
.......\...\...\....\interceptor
.......\...\...\....\...........\MyInterceptor.java
.......\...\...\....\...........\MyInterceptor2.java
.......\...\...\....\...........\MyInterceptor3.java
.......\...\...\....\jfreechart
.......\...\...\....\..........\JFreeChartTest.java
.......\...\...\....\model
.......\...\...\....\.....\Point.java
.......\...\...\....\service
.......\...\...\....\.......\impl
.......\...\...\....\.......\....\LoginServiceImpl.java
.......\...\...\....\.......\LoginService.java
.......\...\message.properties
.......\...\struts.xml
.......\WebRoot
.......\.......\input.jsp
.......\.......\login.jsp
.......\.......\login2.jsp
.......\.......\META-INF
.......\.......\........\MANIFEST.MF
.......\.......\output.jsp
.......\.......\regist.jsp
.......\.......\regist2.jsp
.......\.......\result.jsp
.......\.......\select.jsp
.......\.......\success.jsp
.......\.......\tags
.......\.......\....\s-tabbedpanel.jsp
.......\.......\....\s-url.jsp
.......\.......\WEB-INF
.......\.......\.......\applicationContext.xml
.......\.......\.......\classes
.......\.......\.......\.......\com
.......\.......\.......\.......\...\interceptor
.......\.......\.......\.......\...\...........\Client.class
.......\.......\.......\.......\...\...........\Interceptor.class
.......\.......\.......\.......\...\...........\MyHandler.class
.......\.......\.......\.......\...\...........\MyProxy.class
.......\.......\.......\.......\...\...........\Target.class
.......\.......\.......\.......\...\...........\TargetInterface.class
.......\.......\.......\.......\...\test
.......\.......\.......\.......\...\....\action
.......\.......\.......\.......\...\....\......\LoginAction-validation.xml
.......\.......\.......\.......\...\....\......\LoginAction.class
.......\.......\.......\.......\...\....\......\MyAction.class
.......\.......\.......\.......\...\....\......\PointAction-conversion.properties
.......\.......\.......\.......\...\....\......\PointAction.class
.......\.......\.......\.......\...\....\......\RegistAction-validation.xml
.......\.......\.......\.......\...\....\......\RegistAction.class
.......\.......\.......\.......\...\....\......\RegistAction.properties
.......\.......\.......\.......\...\....\......\ViewResultAction.class
.......\.......\.......\.......\...\....\converter
.......\.......\.......\.......\...\....\.........\PointConverter2.class
.......\.......\.......\.......\...\....\.........\PointConverter3.class
.......\.......\.......\.......\...\....\interceptor
.......\.......\.......\.......\...\....\...........\MyInterceptor.class
.......\.......\.......\.......\...\....\...........\MyInterceptor2.class
.......\.......\.......\.......\...\....\...........\MyInterceptor3.class
.......\.......\.......\.......\...\....\jfreechart
.......\.......\.......\.......\...\....\..........\JFreeChartTest.class
.......\.......\.......\.......\...\....\model
.......\.......\.......\.......\...\....\.....\Point.class
.......\.......\.......\.......\...\....\service
.......\.......\.......\.......\...\...

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