validator验证小例子

xiaoxiao2024-04-22  37

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE struts-config PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 1.2//EN" "http://struts.apache.org/dtds/struts-config_1_2.dtd"> <struts-config> <form-beans> <form-bean name="userForm" type="com.UserForm"/> </form-beans> <action-mappings> <action path="/register" name="userForm" attribute="userForm" scope="request" input="/input.jsp" type="action.DealAction"> <forward name="success" path="/main.jsp"/> <forward name="error" path="/input.jsp"/> </action> </action-mappings> <message-resources parameter="com.ApplicationResources"/> <plug-in className="org.apache.struts.validator.ValidatorPlugIn"> <set-property property="pathnames" value="/WEB-INF/validator-rules.xml,/WEB-INF/validations.xml"/> </plug-in> </struts-config>  input.jsp页面 <%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean"%> <%@ taglib uri="http://struts.apache.org/tags-html" prefix="html"%> <%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic"%> <% String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/"; %> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <base href="<%=basePath%>"> <title>登陆页面</title> <meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="This is my page"> <!-- <link rel="stylesheet" type="text/css" href="styles.css"> --> </head> <body> <table align="center"> <tr> <td> <table> <tr> <td> <logic:messagesPresent> <fieldset class="errorMessage"> <legend> <bean:message key="errors.header" /> </legend> <ul> <html:messages id="error"> <li> <bean:write name="error" /> </li> </html:messages> </ul> </fieldset> </logic:messagesPresent> </td> </tr> </table> </td> </tr> <tr> <td> <form action="register.do" method="post"> <fieldset> <legend> 登陆界面 </legend> <table> <tr> <td> 姓名: </td> <td> <input type="text" name="name" id="name"> </td> </tr> <tr> <td>邮箱:</td> <td><input type="text" name="email" id="email"/></td> </tr> <tr><td>生日:</td> <td><input type="text" name="birthday" id="birthday"/></td> </tr> <tr><td colspan="2"><input type="submit" value="保存"/></td></tr> </table> </fieldset> </form> </td> </tr> </table> </body> </html>  配置文件struts-config.xml <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE struts-config PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 1.2//EN" "http://struts.apache.org/dtds/struts-config_1_2.dtd"> <struts-config> <form-beans> <form-bean name="userForm" type="com.UserForm"/> </form-beans> <action-mappings> <action path="/register" name="userForm" attribute="userForm" scope="request" input="/input.jsp" type="action.DealAction"> <forward name="success" path="/main.jsp"/> <forward name="error" path="/input.jsp"/> </action> </action-mappings> <message-resources parameter="com.ApplicationResources"/> <plug-in className="org.apache.struts.validator.ValidatorPlugIn"> <set-property property="pathnames" value="/WEB-INF/validator-rules.xml,/WEB-INF/validations.xml"/> </plug-in> </struts-config>  配置文件validation.xml <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE form-validation PUBLIC "-//Apache Software Foundation//DTD Commons Validator Rules Configuration 1.1.3//EN" "http://jakarta.apache.org/commons/dtds/validator_1_1_3.dtd"> <form-validation> <formset> <form name="userForm"> <field property="name" depends="required"> <arg key="userForm.name" /> </field> <field property="email" depends="email"> <arg key="userForm.email" /> </field> <field property="birthday" depends="date"> <arg key="userForm.birthday" /> <var> <var-name>datePatternStrict</var-name> <var-value>yyyy-MM-dd</var-value> </var> </field> </form> </formset> </form-validation>  配置文件validator-rules.xml为struts包中的元文件目录为:struts-1.3.8\src\core\src\main\resources\org\apache\struts\validator ApplicationResource.properties errors.date = {0}\u4E0D\u662F\u65E5\u671F errors.email = {0}\u4E0D\u662F\u5408\u6CD5\u7684\u90AE\u4EF6\u5730\u5740 errors.header = \u9519\u8BEF\u4FE1\u606F\u63D0\u793A errors.required = {0}\u4E3A\u7A7A userForm.birthday = \u51FA\u751F\u65E5\u671F userForm.email = email userForm.name = \u7528\u6237\u540D  UserForm.java package com; import org.apache.struts.validator.ValidatorForm; public class UserForm extends ValidatorForm { /** * */ private static final long serialVersionUID = 1L; private String name; private String email; private String birthday; public String getName() { return name; } public void setName(String name) { this.name = name; } public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } public String getBirthday() { return birthday; } public void setBirthday(String birthday) { this.birthday = birthday; } }   DealAction.java package action; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.struts.action.Action; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import com.UserForm; public class DealAction extends Action { @Override public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { UserForm userform=(UserForm)form; return mapping.findForward("success"); } }   相关资源:Bootstrap简单实用的表单验证插件BootstrapValidator用法实例详解
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