資源簡介
采用jsp+servelt技術、MySql數據庫,分角色登錄系統,角色不同操作功能不同

代碼片段和文件信息
package?com.action;
/**
?*?管理員登陸?增加?修改?刪除??
?*/
import?java.io.IOException;
import?java.text.SimpleDateFormat;
import?java.util.Calendar;
import?javax.servlet.ServletException;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;
import?javax.servlet.http.HttpSession;
import?com.bean.ComBean;?
import?com.util.Constant;?
public?class?AdminServlet?extends?HttpServlet?{
public?AdminServlet()?{
super();
}
public?void?destroy()?{
super.destroy();?
}
public?void?doGet(HttpServletRequest?request?HttpServletResponse?response)
throws?ServletException?IOException?{
doPost(requestresponse);
}
public?void?doPost(HttpServletRequest?request?HttpServletResponse?response)
throws?ServletException?IOException?{
response.setContentType(Constant.CONTENTTYPE);
request.setCharacterEncoding(Constant.CHARACTERENCODING);
String?date=new?SimpleDateFormat(“yyyy-MM-dd?HH:mm:ss“).format(Calendar.getInstance().getTime());
String?date2=new?SimpleDateFormat(“yyyy-MM-dd“).format(Calendar.getInstance().getTime());
try{
String?method=request.getParameter(“method“).trim();
ComBean?cBean?=?new?ComBean();
HttpSession?session?=?request.getSession();???
if(method.equals(“one“)){//用戶登錄
String?username?=?request.getParameter(“username“);//用戶名
String?password?=?request.getParameter(“password“);//密碼
String?sf?=?request.getParameter(“sf“);??//登錄權限
if(sf.equals(“用戶“)){
String?str=cBean.getString(“select?id?from?zh?where?kh=‘“+username+“‘?or?lx=‘“+username+“‘?and??mm=‘“+password+“‘“);
if(str==null){
request.setAttribute(“message“?“登錄信息錯誤!“);
request.getRequestDispatcher(“index.jsp“).forward(request?response);?
}
else{
session.setAttribute(“user“?username);??session.setAttribute(“sf“?sf);??
request.getRequestDispatcher(“admin/index.jsp“).forward(request?response);?
}??
}
else{
String?sql=“select?realname?from?admin?where?username=‘“+username+“‘?and??password=‘“+password+“‘??and??sf=‘“+sf+“‘“;
String?str=cBean.getString(sql);
if(str==null){
request.setAttribute(“message“?“登錄信息錯誤!“);
request.getRequestDispatcher(“index.jsp“).forward(request?response);?
}
else{
session.setAttribute(“user“?username);??session.setAttribute(“sf“?sf);??
request.getRequestDispatcher(“admin/index.jsp“).forward(request?response);?
}??
}
}
else?if(method.equals(“uppwd“)){//修改密碼
String?username=(String)session.getAttribute(“user“);?
String?oldpwd?=?request.getParameter(“oldpwd“);?
String?newpwd?=?request.getParameter(“newpwd“);?
String?str=cBean.getString(“select?id?from?admin?where?username=‘“+username+“‘?and??password=‘“+oldpwd+“‘“);
if(str==null){
request.setAttribute(“message“?“原始密碼信息錯誤!“);
request.getRequestDispatcher(“admi
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????7505??2018-05-29?09:48??yhjy.sql
?????文件????????907??2018-05-28?18:02??yhjy0\.classpath
?????文件????????285??2018-05-28?08:25??yhjy0\.myme
?????文件???????1410??2018-05-28?08:25??yhjy0\.project
?????文件????????500??2017-04-24?23:15??yhjy0\.settings\.jsdtscope
?????文件????????132??2018-05-28?19:53??yhjy0\.settings\com.genuitec.eclipse.core.prefs
?????文件????????330??2017-04-24?23:15??yhjy0\.settings\org.eclipse.jdt.core.prefs
?????文件?????????49??2017-04-24?23:15??yhjy0\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件??????????6??2017-04-24?23:15??yhjy0\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????文件???????7994??2018-05-28?15:55??yhjy0\src\com\action\AdminServlet.java
?????文件??????23346??2018-05-28?11:49??yhjy0\src\com\action\ComServlet.java
?????文件???????8217??2018-05-11?11:30??yhjy0\src\com\action\MemberServlet.java
?????文件???????4310??2017-04-24?23:16??yhjy0\src\com\bean\ComBean.java
?????文件???????1838??2017-04-24?23:16??yhjy0\src\com\util\Common.java
?????文件????????533??2017-04-24?23:16??yhjy0\src\com\util\Constant.java
?????文件???????2440??2018-05-07?15:02??yhjy0\src\com\util\DBO.java
?????文件????????650??2017-04-24?23:16??yhjy0\src\com\util\Filter.java
?????文件???????3443??2017-04-24?23:16??yhjy0\WebRoot\admin\ck\add.jsp
?????文件???????7651??2018-05-29?08:59??yhjy0\WebRoot\admin\ck\index.jsp
?????文件???????6515??2017-04-24?23:16??yhjy0\WebRoot\admin\ck\index2.jsp
?????文件???????2350??2017-04-24?23:16??yhjy0\WebRoot\admin\ck\s.jsp
?????文件???????2295??2017-04-24?23:16??yhjy0\WebRoot\admin\ck\s2.jsp
?????文件???????6690??2017-04-24?23:16??yhjy0\WebRoot\admin\ck\s2info.jsp
?????文件???????6890??2018-05-29?08:09??yhjy0\WebRoot\admin\ck\sinfo.jsp
?????文件???????7095??2017-04-25?00:41??yhjy0\WebRoot\admin\gm\index.jsp
?????文件???????7060??2017-04-25?00:44??yhjy0\WebRoot\admin\gm\index2.jsp
?????文件???????2290??2017-04-25?00:42??yhjy0\WebRoot\admin\gm\s.jsp
?????文件???????2291??2017-04-25?00:43??yhjy0\WebRoot\admin\gm\s2.jsp
?????文件???????7267??2017-04-25?00:44??yhjy0\WebRoot\admin\gm\s2info.jsp
?????文件???????7299??2017-04-25?00:41??yhjy0\WebRoot\admin\gm\sinfo.jsp
............此處省略198個文件信息
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