datedelthing.java

JAVA邮件系统

/* 
 *
 */

import java.io.*;
import java.text.*;
import java.sql.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;

/**

 */

public class DateDelThing extends HttpServlet {


    public void doGet(HttpServletRequest request,
                      HttpServletResponse response)
        throws IOException, ServletException
    {
		HtmlOut htmlOut = new HtmlOut (response);

		// 得到名字和口令
		String name,pass;

		Person person = new Person();
		person.setName (CommonMethods.GetUserName(request));
		pass = CommonMethods.GetUserPass (request);
		if( person.getName ()==null || (!person.checkPassword(pass)) )
		{
           	htmlOut.setErrorID (htmlOut.USER_NEED_LOGIN,"",
								"用户不存在或用户密码错误","Login?action=reLog");
			htmlOut.outHtml();
			return;
		}
		name= person.getName ();
	    String sId = new String ();
		sId = request.getParameter ("id");
		if (sId==null)
		{
			htmlOut.setErrorID (htmlOut.SHOW_SIMPLE_MESSAGE ,"",
								"无法删除指定事件","DateShowDay");
			htmlOut.outHtml();
			return;
		}
		int nId;
		try{
			nId = Integer.valueOf (sId).intValue()  ;
		}catch(Exception e){
			
			htmlOut.setErrorID (htmlOut.SHOW_SIMPLE_MESSAGE ,"",
								"无法删除指定事件","DateShowDay");
			htmlOut.outHtml();
			return;
		}
            DBOperater DB = new DBOperater ("ps_dateplan");
            DB.executeUpdate("delete from ps_dateplan where username='"+name+"' and id='"+nId+"'");
            DB.close ();
		response.sendRedirect ("DateShowDay");
    }
    public void doPost(HttpServletRequest request,
                      HttpServletResponse response)
        throws IOException, ServletException
    {
		doGet(request,response);
	}
}