我写了一个登陆界面 可是测试了N次 页面上没有值传入ACTION。 请大家帮忙看看。JSP页面
<%@ page language="java" import="java.util.*" pageEncoding="gbk"%>
<%@ taglib uri="/struts-tags" prefix="s"%><html>
<head>
<title></title>
</head><body bgcolor="#FFFFFF">
<script language="javascript">
function check()
{
if (document.form1["username"].value==""||document.form1["password"].value=="")
{
alert("Please enter your Username or Password!");
return false;
}
}
</script>
<table >
<tr>
<td >
<s:form action="login.action" method="post" name="form1">
<table >
<tr>
<td >
<table>
<tr>
<td colspan="2" height="100"> </td>
</tr>
<tr>
<td width="300px" align="right"><b>Username :</b> </td>
<td width="300px" valign="top">
<input type=text name="username" style="width:150px;" />
</td>
</tr>
<tr><td colspan="2" height="10px"></td></tr>
<tr>
<td align="right"><b>Password :</b> </td>
<td valign="top">
<input type=password name="password" style="width:150px;" />
</td>
</tr>
<tr><td colspan="2" height="10px"></td></tr>
<tr>
<td colspan="2" align="right">
<input type=submit value="Sign in" onclick="return check();" />
</td>
</tr>
</table>
</td>
</tr>
</table>
</s:form>
</td>
</tr>
</table>
</body>
</html>user.java
package domain;public class User {
private int user_id;
private String school_id;
private String user_name;
private String password;
private String sex;
private String birthday;
private String email;
private String phone;
private String status;
private String delflag;
private String create_user;
private String create_time;
private String update_user;
private String update_time;
public int getUser_id() {
return user_id;
}
public void setUser_id(int user_id) {
this.user_id = user_id;
}
public String getSchool_id() {
return school_id;
}
public void setSchool_id(String school_id) {
this.school_id = school_id;
}
public String getUser_name() {
return user_name;
}
public void setUser_name(String user_name) {
this.user_name = user_name;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public String getSex() {
return sex;
}
public void setSex(String sex) {
this.sex = sex;
}
public String getBirthday() {
return birthday;
}
public void setBirthday(String birthday) {
this.birthday = birthday;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public String getPhone() {
return phone;
}
public void setPhone(String phone) {
this.phone = phone;
}
public String getStatus() {
return status;
}
public void setStatus(String status) {
this.status = status;
}
public String getDelflag() {
return delflag;
}
public void setDelflag(String delflag) {
this.delflag = delflag;
}
public String getCreate_user() {
return create_user;
}
public void setCreate_user(String create_user) {
this.create_user = create_user;
}
public String getCreate_time() {
return create_time;
}
public void setCreate_time(String create_time) {
this.create_time = create_time;
}
public String getUpdate_user() {
return update_user;
}
public void setUpdate_user(String update_user) {
this.update_user = update_user;
}
public String getUpdate_time() {
return update_time;
}
public void setUpdate_time(String update_time) {
this.update_time = update_time;
} }
UserDao。java
package dao;import java.sql.ResultSet;
import core.ConnDB;
public class UserDao {
private static ConnDB db = new ConnDB();
public static boolean CheckLogin(String user_name, String password) {
ResultSet rs = null;
boolean b = false;
System.out.println(user_name);
System.out.println(password);
try {
String sqlString = "select * from user where user_name='" + user_name + "'"+ " and password='" + password + "'" ;
rs = db.executeQuery(sqlString);
while (rs.next()) {
if (rs.getString(1) != null || rs.getString(1).length() != 0) {
b = true;
}
}
} catch (Exception e) {
e.printStackTrace();
}
return b;
}
}LoginAction.jave
package action;import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;import dao.UserDao;
import domain.User;public class LoginAction extends ActionSupport{ private User user = new User();
public String execute() throws Exception {
if(UserDao.CheckLogin(user.getUser_name(), user.getPassword())){
ActionContext.getContext().getSession().put("user_id",user.getUser_id());
ActionContext.getContext().getSession().put("user_name",user.getUser_name());
return SUCCESS;
}else{
this.addFieldError("logincheck", "Wrong user name or password!");
return ERROR;
}
} public User getUser() {
return user;
} public void setUser(User user) {
this.user = user;
}
}web.xml<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd" version="2.4">
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<welcome-file-list>
<welcome-file>login.jsp</welcome-file>
</welcome-file-list>
</web-app>struts.xml<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<constant name="struts.i18n.encoding" value="UTF-8"></constant>
<package name="default" extends="struts-default" namespace="/">
<action name="login" class="action.LoginAction">
<result name="success">/main.jsp</result>
<result name="error">/error.jsp</result>
</action>
</package></struts>
麻烦大家帮我看看! 谢谢了!
<%@ page language="java" import="java.util.*" pageEncoding="gbk"%>
<%@ taglib uri="/struts-tags" prefix="s"%><html>
<head>
<title></title>
</head><body bgcolor="#FFFFFF">
<script language="javascript">
function check()
{
if (document.form1["username"].value==""||document.form1["password"].value=="")
{
alert("Please enter your Username or Password!");
return false;
}
}
</script>
<table >
<tr>
<td >
<s:form action="login.action" method="post" name="form1">
<table >
<tr>
<td >
<table>
<tr>
<td colspan="2" height="100"> </td>
</tr>
<tr>
<td width="300px" align="right"><b>Username :</b> </td>
<td width="300px" valign="top">
<input type=text name="username" style="width:150px;" />
</td>
</tr>
<tr><td colspan="2" height="10px"></td></tr>
<tr>
<td align="right"><b>Password :</b> </td>
<td valign="top">
<input type=password name="password" style="width:150px;" />
</td>
</tr>
<tr><td colspan="2" height="10px"></td></tr>
<tr>
<td colspan="2" align="right">
<input type=submit value="Sign in" onclick="return check();" />
</td>
</tr>
</table>
</td>
</tr>
</table>
</s:form>
</td>
</tr>
</table>
</body>
</html>user.java
package domain;public class User {
private int user_id;
private String school_id;
private String user_name;
private String password;
private String sex;
private String birthday;
private String email;
private String phone;
private String status;
private String delflag;
private String create_user;
private String create_time;
private String update_user;
private String update_time;
public int getUser_id() {
return user_id;
}
public void setUser_id(int user_id) {
this.user_id = user_id;
}
public String getSchool_id() {
return school_id;
}
public void setSchool_id(String school_id) {
this.school_id = school_id;
}
public String getUser_name() {
return user_name;
}
public void setUser_name(String user_name) {
this.user_name = user_name;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public String getSex() {
return sex;
}
public void setSex(String sex) {
this.sex = sex;
}
public String getBirthday() {
return birthday;
}
public void setBirthday(String birthday) {
this.birthday = birthday;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public String getPhone() {
return phone;
}
public void setPhone(String phone) {
this.phone = phone;
}
public String getStatus() {
return status;
}
public void setStatus(String status) {
this.status = status;
}
public String getDelflag() {
return delflag;
}
public void setDelflag(String delflag) {
this.delflag = delflag;
}
public String getCreate_user() {
return create_user;
}
public void setCreate_user(String create_user) {
this.create_user = create_user;
}
public String getCreate_time() {
return create_time;
}
public void setCreate_time(String create_time) {
this.create_time = create_time;
}
public String getUpdate_user() {
return update_user;
}
public void setUpdate_user(String update_user) {
this.update_user = update_user;
}
public String getUpdate_time() {
return update_time;
}
public void setUpdate_time(String update_time) {
this.update_time = update_time;
} }
UserDao。java
package dao;import java.sql.ResultSet;
import core.ConnDB;
public class UserDao {
private static ConnDB db = new ConnDB();
public static boolean CheckLogin(String user_name, String password) {
ResultSet rs = null;
boolean b = false;
System.out.println(user_name);
System.out.println(password);
try {
String sqlString = "select * from user where user_name='" + user_name + "'"+ " and password='" + password + "'" ;
rs = db.executeQuery(sqlString);
while (rs.next()) {
if (rs.getString(1) != null || rs.getString(1).length() != 0) {
b = true;
}
}
} catch (Exception e) {
e.printStackTrace();
}
return b;
}
}LoginAction.jave
package action;import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;import dao.UserDao;
import domain.User;public class LoginAction extends ActionSupport{ private User user = new User();
public String execute() throws Exception {
if(UserDao.CheckLogin(user.getUser_name(), user.getPassword())){
ActionContext.getContext().getSession().put("user_id",user.getUser_id());
ActionContext.getContext().getSession().put("user_name",user.getUser_name());
return SUCCESS;
}else{
this.addFieldError("logincheck", "Wrong user name or password!");
return ERROR;
}
} public User getUser() {
return user;
} public void setUser(User user) {
this.user = user;
}
}web.xml<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd" version="2.4">
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<welcome-file-list>
<welcome-file>login.jsp</welcome-file>
</welcome-file-list>
</web-app>struts.xml<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<constant name="struts.i18n.encoding" value="UTF-8"></constant>
<package name="default" extends="struts-default" namespace="/">
<action name="login" class="action.LoginAction">
<result name="success">/main.jsp</result>
<result name="error">/error.jsp</result>
</action>
</package></struts>
麻烦大家帮我看看! 谢谢了!
解决方案 »
- 论连接池的有无与Connection应静态与否的关系
- spring 数据源总是找不到
- 问个网络程序的问题
- 跪求能自动生成java对sql数据库操作的代码的软件最好能有说明
- liferay4.2 apacheDS 只能导用户不能导组?????
- XML查询问题?
- =============tomcat启动时是怎么调用server.xml文件的?
- 急!请各位高手帮忙!tomcat部署中taglib的问题!
- springMVC+spring+mybatis注解方式事务无法回顾
- 了解checkstyle的或者精通xml的请进!
- 怎么读硬盘中的文件
- 跪求js正则表达式,要求:小数位可有可无,最多两位小数,必须大于零,急,在线等
private User user = new User();去掉
你标input用的不是struts2的