【Struts 动态表单】DynaActionForm

RegisterAction

package k.action;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.DynaActionForm;
import org.apache.struts.actions.DispatchAction;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class RegisterAction extends DispatchAction {
    public ActionForward doRegister(ActionMapping mapping, ActionForm form,
                                     HttpServletRequest request, HttpServletResponse response) throws Exception {
        DynaActionForm dynaForm = (DynaActionForm) form;
        String userName = dynaForm.getString("userName");
        String password = dynaForm.getString("password");
        String mobile = dynaForm.getString("mobile");
        System.out.println("==" + userName + "==" + password + "==" + mobile);
        return mapping.findForward("registerOk");
    }
}

struts-config.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts-config PUBLIC
        "-//Apache Software Foundation//DTD Struts Configuration 1.3//EN"
        "http://struts.apache.org/dtds/struts-config_1_3.dtd">
<struts-config>
    <form-beans>
        <form-bean name="userForm2" type="org.apache.struts.action.DynaActionForm">
            <form-property name="userName" type="java.lang.String"></form-property>
            <form-property name="password" type="java.lang.String"></form-property>
            <form-property name="mobile" type="java.lang.String"></form-property>
        </form-bean>
    </form-beans>
    <action-mappings>
        <action name="userForm2" path="/register" parameter="action" type="k.action.RegisterAction"
                scope="request" attribute="userForm" input="index.jsp" validate="false">
            <forward name="registerOk" path="/WEB-INF/jsp/registerOk.jsp"></forward>
        </action>
    </action-mappings>
</struts-config>

register.jsp

<h1>登录页面</h1>
<form action="${APP_PATH}/register.do?action=doRegister" method="post">
    账号：<input type="text" name="userName" value="11哈哈"> <br>
    密码： <input type="password" name="password" value="1"> <br>
    手机： <input type="text" name="mobile" value="13612341234"> <br>
    <input type="submit" value="submit"> <br>
</form>

registerOk.jsp

<h1>注册成功</h1>