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資源簡介

1、用戶登錄頁面,設為web應用的首頁。頁面中應該包括用戶名和密碼的輸入框以及登錄和注冊按鈕。 2、登錄成功頁面。頁面中要包括“歡迎你,xxx”、“服務器處理結果:msg”(Action中封裝的處理結果信息)和“服務器訪問次數:n”這三行信息,其中,xxx為訪問者在login頁面提交的用戶名, msg為服務器在判斷用戶名和密碼一致后返回的信息(例如“登錄成功”)或者為用戶注冊成功后返回的信息(例如“注冊成功”),n為服務器訪問次數的值。 3、登錄失敗頁面。頁面中要包括“服務器處理結果:msg”,其中msg為服務器在判斷用戶名和密碼不一致后返回的信息(例如“用戶名與密碼不一致”)。

資源截圖

代碼片段和文件信息

package?org.action;

import?java.util.Map;

import?org.dao.DbService;
import?org.model.User;
import?com.opensymphony.xwork2.ActionContext;
import?com.opensymphony.xwork2.ActionSupport;
@SuppressWarnings(“serial“)
public?class?LoginAction?extends?ActionSupport{
private?User?user;//定義一個User類的對象

public?User?getUser()?{
return?user;
}

public?void?setUser(User?user)?{
this.user?=?user;
}
/*public?String?execute(){
if(user.getUsername().equals(“ky“)&&user.getPassword().equals(“123“)){
return?SUCCESS;}
else
return?ERROR;
}*/

//登陸方法login()
public?String?login()throws?Exception?{
/*if(user.getUsername().equals(“ky“)&&user.getPassword().equals(“123“)){
System.out.print(“name=ky“);
return?SUCCESS;
}
if(user.getUsername().equals(“zzzz“)&&user.getPassword().equals(“111“)){
System.out.print(“name=zzzz“);
return?SUCCESS;
}
else?{
System.out.print(“name=error“);
return?ERROR;
}*/
DbService?dbService?=?new?DbService();
user?=?dbService.hasUser(user.getUsername()user.getPassword());
if(user.getUsername()==null)?{
this.addFieldError(user.getUsername()?“用戶或密碼不正確!“);
System.out.print(“用戶或密碼不正確!\n“);
return?“login_error“;//登錄失敗
}?else?{
ActionContext?actionContext?=?ActionContext.getContext();
Map?session?=?actionContext.getSession();
session.put(“user“?user.getUsername());
}
return?“login_success“;//登陸成功
}

//注冊方法regist()
public?String?regist()throws?Exception?{
User?user_=new?User();
user_.setUsername(user.getUsername());
user_.setPassword(user.getPassword());
DbService?dbService=new?DbService();
if(dbService.hasSameUser(user.getUsername())){
this.addFieldError(user.getUsername()?“用戶名已存在!“);
System.out.print(“用戶名已存在!\n“);
return?“regist_error“;//注冊失敗
}
else{
dbService.addUser(user_);
}
return?“regist_success“;//注冊成功
}

}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2014-04-27?00:48??ActionApp\
?????文件?????????705??2014-04-24?11:58??ActionApp\.classpath
?????文件????????1043??2014-04-13?17:05??ActionApp\.project
?????目錄???????????0??2014-04-27?00:48??ActionApp\.settings\
?????文件?????????503??2014-04-13?17:05??ActionApp\.settings\.jsdtscope
?????文件?????????122??2014-04-24?23:50??ActionApp\.settings\org.eclipse.core.resources.prefs
?????文件?????????395??2014-04-13?17:05??ActionApp\.settings\org.eclipse.jdt.core.prefs
?????文件?????????484??2014-04-13?17:05??ActionApp\.settings\org.eclipse.wst.common.component
?????文件?????????305??2014-04-13?17:05??ActionApp\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2014-04-13?17:05??ActionApp\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2014-04-13?17:05??ActionApp\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????目錄???????????0??2014-04-27?00:48??ActionApp\build\
?????目錄???????????0??2014-04-27?00:48??ActionApp\build\classes\
?????目錄???????????0??2014-04-27?00:48??ActionApp\build\classes\org\
?????目錄???????????0??2014-04-27?00:48??ActionApp\build\classes\org\action\
?????文件????????2240??2014-04-27?00:36??ActionApp\build\classes\org\action\LoginAction.class
?????目錄???????????0??2014-04-27?00:48??ActionApp\build\classes\org\dao\
?????文件????????2021??2014-04-27?00:15??ActionApp\build\classes\org\dao\DbConnection.class
?????文件????????3290??2014-04-27?00:34??ActionApp\build\classes\org\dao\DbService.class
?????目錄???????????0??2014-04-27?00:48??ActionApp\build\classes\org\model\
?????文件?????????713??2014-04-25?21:30??ActionApp\build\classes\org\model\User.class
?????文件????????1073??2014-04-27?00:47??ActionApp\build\classes\struts.xml
?????目錄???????????0??2014-04-27?00:48??ActionApp\src\
?????目錄???????????0??2014-04-27?00:48??ActionApp\src\org\
?????目錄???????????0??2014-04-27?00:48??ActionApp\src\org\action\
?????文件????????1995??2014-04-27?00:36??ActionApp\src\org\action\LoginAction.java
?????目錄???????????0??2014-04-27?00:48??ActionApp\src\org\dao\
?????文件????????2022??2014-04-27?00:15??ActionApp\src\org\dao\DbConnection.java
?????文件????????2636??2014-04-27?00:34??ActionApp\src\org\dao\DbService.java
?????目錄???????????0??2014-04-27?00:48??ActionApp\src\org\model\
?????文件?????????371??2014-04-13?17:05??ActionApp\src\org\model\User.java
............此處省略22個文件信息

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