知识大全 structs2输入校验实例代码

Posted 2022-07-18 知

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structs 输入校验实例代码如下 web xml <?xml version= encoding= UTF ?> <web app version= xmlns= /xml/ns/javaee xmlns:xsi= / /XMLSchema instance xsi:schemaLocation= /xml/ns/javaee /xml/ns/javaee/web app_ _ xsd > <filter> <filter name>struts </filter name> <filter class> apache struts dispatcher FilterDispatcher</filter class> </filter> <filter mapping> <filter name>struts </filter name> <url pattern>/*</url pattern> </filter mapping> </web app> struts xml <?xml version= encoding= GBK ?> <!DOCTYPE struts PUBLIC //Apache Sofare Foundation//DTD Struts Configuration //EN /dtds/struts dtd > <struts> <package name= struts extends= struts default > <action name= Login class= HelloWorld LoginAction > <result name= input >/helloworld/index jsp</result> <result name= success >/helloworld/wele jsp</result> <result name= error >/helloworld/error jsp</result> </action> </package> </struts> LoginAction package HelloWorld; import opensymphony xwork Action; import opensymphony xwork ActionContext; import opensymphony xwork ActionSupport; public class LoginAction extends ActionSupport… private String username; private String password; private String[] books; public String[] getBooks（） … return books; public void setBooks（String[] books） … this books = books; public String execute（） throws Exception… if（this getUsername（） equals（ admin ）&&this getPassword（） equals（））… ActionContext getContext（） getSession（） put（ user this getUsername（）） BookService bs=new BookService（） this setBooks（bs getBooks（）） return SUCCESS; else… return ERROR; public String getUsername（） … return username; public void setUsername（String username） … this username = username; public String getPassword（） … return password; public void setPassword（String password） … this password = password; BookService java package HelloWorld; public class BookService … private String[] books=new String[]… Spring Hibernate Struts ; public String[] getBooks（）… return books; LoginAction validation xml <?xml version= encoding= GBK ?> <!DOCTYPE validators PUBLIC //OpenSymphony Group//XWork Validator //EN /xwork/xwork validator dtd > <validators> <field name= username > <field validator type= requiredstring > <message key= user required /> </field validator> </field> <field name= password > <field validator type= requiredstring > <message key= pass required /> </field validator> </field> </validators> login jsp <%…@ page language= java contentType= text/; charset=gb pageEncoding= gb %> <%…@ taglib prefix= s uri= /struts tags %> <> <head> <title></title> </head> <body> <s:form action= Login > <s:textfield name= username key= username ></s:textfield> <s:password name= password key= password ></s:password> <s:submit value= login ></s:submit> </s:form> </body> </> wele jsp <%…@ page language= java contentType= text/; charset=gb pageEncoding= gb %> <%…@ page isELIgnored= false %> <%…@ taglib prefix= s uri= /struts tags %> <%…@ taglib prefix= c uri= /jsp/jstl/core %> <> <head> <title></title> </head> <body> 欢迎$sessionScope user登陆 <c:out value= $requestScope now ></c:out> <br> <table border= > <s:iterator value= books status= index > <s:if test= #index odd==true > <tr style= background color=#cccccc > </s:if> <s:else> <tr> </s:else> <td>书名 </td> <td><s:property/></td> </tr> </s:iterator> </table> </body> </> error jsp <%…@ page language= java contentType= text/; charset=gb pageEncoding= gb %> <> <head> <title></title> </head> <body> 登陆失败 </body> </> cha138/Article/program/Java/ky/201311/28814