retrieveplaceservlet.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:   RetrievePlaceServlet.java

package commliterature;

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 commliterature:
//            RetrievePlaceDBBean

public class RetrievePlaceServlet extends ParentServlet
{

    public RetrievePlaceServlet()
    {
    }

    public void performTask(HttpServletRequest httpservletrequest, HttpServletResponse httpservletresponse)
    {
        try
        {
            RetrievePlaceDBBean retrieveplacedbbean = new RetrievePlaceDBBean();
            DateTimeBean datetimebean = new DateTimeBean();
            Vector vector = (Vector)getServletContext().getAttribute("Para");
            retrieveplacedbbean.setUserID((String)vector.elementAt(0));
            retrieveplacedbbean.setPassword((String)vector.elementAt(1));
            retrieveplacedbbean.setURL((String)vector.elementAt(2));
            retrieveplacedbbean.setDriver((String)vector.elementAt(3));
            retrieveplacedbbean.setDataSourceName((String)vector.elementAt(4));
            try
            {
                retrieveplacedbbean.initialize();
            }
            catch(Exception exception)
            {
                throw exception;
            }
            try
            {
                retrieveplacedbbean.setParaName("PlcDisNum");
                retrieveplacedbbean.selectPara();
                if(retrieveplacedbbean.getStatusCode() == 9013)
                {
                    retrieveplacedbbean.setStatusMessage("在参数表中没有设置社区文化每页显示条数");
                    throw new Exception("在参数表中没有该参数");
                }
                retrieveplacedbbean.setRows(String.valueOf(retrieveplacedbbean.getParaValue()));
                retrieveplacedbbean.setDelflag("0");
                retrieveplacedbbean.setStatus("1");
                retrieveplacedbbean.setTableName("placetobook");
                retrieveplacedbbean.setSelectSQL01(" SELECT  NUMBER, NAME FROM " + retrieveplacedbbean.getTableName() + " WHERE(  DELFLAG = ? AND STATUS = ? ) ORDER BY NUMBER DESC");
                try
                {
                    retrieveplacedbbean.select01();
                    retrieveplacedbbean.getDataFromResult01();
                }
                catch(Exception exception2)
                {
                    throw new Exception("[commliterature.RetrievePlaceServlet][" + datetimebean.getDate() + " " + datetimebean.getTime() + "]" + exception2.getMessage());
                }
            }
            catch(Exception exception3)
            {
                throw exception3;
            }
            finally
            {
                retrieveplacedbbean.releaseConnection();
            }
            httpservletrequest.setAttribute("statusMessage", retrieveplacedbbean.getStatusMessage());
            httpservletrequest.setAttribute("flag", (new Integer(retrieveplacedbbean.getStatusCode())).toString());
            httpservletrequest.setAttribute("vecQ1", retrieveplacedbbean.vecQ1);
            httpservletrequest.setAttribute("vecQ2", retrieveplacedbbean.vecQ2);
            RequestDispatcher requestdispatcher1 = getServletContext().getRequestDispatcher("/commliterature/RetrievePlaceResult.jsp");
            requestdispatcher1.forward(httpservletrequest, httpservletresponse);
        }
        catch(Throwable throwable)
        {
            System.out.println(throwable);
            try
            {
                RequestDispatcher requestdispatcher = getServletContext().getRequestDispatcher("/common/Error.jsp");
                requestdispatcher.forward(httpservletrequest, httpservletresponse);
            }
            catch(Exception _ex) { }
        }
    }
}