deletetrainservlet.java

JSP物业管理系统 一份比较完整的物业管理系统源码。 对于初学者可以有一定的借鉴。

// Decompiled by Jad v1.5.7g. Copyright 2000 Pavel Kouznetsov.
// Jad home page: http://www.geocities.com/SiliconValley/Bridge/8617/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi 
// Source File Name:   DeleteTrainServlet.java

package personaladmin;

import common.*;
import java.io.PrintStream;
import java.util.Vector;
import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

// Referenced classes of package personaladmin:
//            DeleteTrainDBBean

public class DeleteTrainServlet extends ParentServlet
{

    public DeleteTrainServlet()
    {
    }

    public void performTask(HttpServletRequest httpservletrequest, HttpServletResponse httpservletresponse)
    {
        try
        {
            DeleteTrainDBBean deletetraindbbean = new DeleteTrainDBBean();
            ParseInputStringBean parseinputstringbean = new ParseInputStringBean();
            Vector vector = (Vector)getServletContext().getAttribute("Para");
            deletetraindbbean.setUserID((String)vector.elementAt(0));
            deletetraindbbean.setPassword((String)vector.elementAt(1));
            deletetraindbbean.setURL((String)vector.elementAt(2));
            deletetraindbbean.setDriver((String)vector.elementAt(3));
            deletetraindbbean.setDataSourceName((String)vector.elementAt(4));
            deletetraindbbean.setDelFlag("1");
            String s = httpservletrequest.getParameter("inputString");
            Vector vector1 = parseinputstringbean.parseCommonFormatIS(s);
            int i = 0;
            i = vector1.size();
            try
            {
                deletetraindbbean.initialize();
            }
            catch(Exception exception1)
            {
                throw exception1;
            }
            deletetraindbbean.setTableName("traininfo");
            deletetraindbbean.setUpdateSQL01("update " + deletetraindbbean.getTableName() + " set delflag = ? WHERE  NUMBER =?");
            try
            {
                for(int j = 0; j < i - 1; j++)
                {
                    deletetraindbbean.setNumber((String)vector1.elementAt(j));
                    deletetraindbbean.update01();
                }

                deletetraindbbean.commitToDB();
            }
            catch(Exception exception3)
            {
                deletetraindbbean.rollbackFromDB();
                throw exception3;
            }
            finally
            {
                deletetraindbbean.releaseConnection();
            }
            httpservletrequest.setAttribute("flag", (new Integer(deletetraindbbean.getStatusCode())).toString());
            httpservletrequest.setAttribute("vpersnumb", (String)vector1.elementAt(i - 1));
            httpservletrequest.setAttribute("currentpage", (String)vector1.elementAt(i - 2));
            RequestDispatcher requestdispatcher1 = getServletContext().getRequestDispatcher("/personaladmin/DeleteTrainResults.jsp");
            requestdispatcher1.forward(httpservletrequest, httpservletresponse);
        }
        catch(Throwable throwable)
        {
            System.out.println(throwable.getMessage());
            try
            {
                RequestDispatcher requestdispatcher = getServletContext().getRequestDispatcher("/common/Error.jsp");
                requestdispatcher.forward(httpservletrequest, httpservletresponse);
            }
            catch(Exception exception)
            {
                System.out.println(exception.getMessage());
            }
        }
    }
}