pageviwehandler.java

一套完整的工商12315的源程序jsp部分在12315里,后台JAVA部分在gs12315src里,没有打包数据库.

package com.gs.control.handlers.pageBuilder.pageDefine;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */
import java.util.*;
import javax.servlet.http.*;
import com.gs.control.handlers.DefaultHandlerSupport;
import com.gs.control.exceptions.WebException;
import com.gs.control.event.HandlerEvent;
import com.gs.pageBuilder.dao.*;
import com.gs.util.*;
import com.gs.pageBuilder.util.AutoBuild;
import com.gs.pageBuilder.model.*;

public class PageViweHandler
    extends DefaultHandlerSupport {
    public HandlerEvent processEvent(HttpServletRequest request) throws
        WebException {
        Debug.println("[PageViweHandler]ProcessEvent------->start!");
        HandlerEvent handlerEvent = null;
        String nextPage = null;

        try {

            PageDefineDAO dao = PageDefineDAOFactory.getDAO();

            ArrayList sub = new ArrayList();
            PageDefineModel pageDefineModel = null;

            //接收页面参数
            HashMap strParment = new HashMap();

            //获取页面参数
            strParment=(HashMap)getPageElement(request);

            String page_code = request.getParameter("page_code");

            //得到页面结果输出
            Debug.println("[BuildProcessResultHandler]processEvent----->page_code:"+page_code);

            pageDefineModel=dao.getPageDefineShowMsg(page_code);
            request.setAttribute("pageDefineModel",pageDefineModel);//页面参数

            ArrayList autoPageList = AutoBuild.autoBuilder(page_code,"row",strParment,pageDefineModel.getPageWidth(),request.getContextPath());

            String autoPageStr=(String)autoPageList.get(0);

            request.setAttribute("autoPageStr",autoPageStr);//页面数据

        }
        catch (Exception ex) {
            Debug.println("[BuildProcessResultHandler]Exception----->"+ex);
            throw new WebException(ex);
        }

        Debug.println("[PageViweHandler]-----processEvent END!");
        return null;
    }

    //得到页面参数
    private HashMap getPageElement(HttpServletRequest request) throws
        AppException {
        String strtemp;
        int i;
        HashMap strParment = new HashMap();
        ArrayList sub = new ArrayList();

        //得到参数群
        Enumeration e;
        e = request.getParameterNames();
        for (i = 0; e.hasMoreElements(); i++) {
            strtemp = (e.nextElement()).toString();
            if (! (request.getParameter(strtemp)).equals("")) {
                sub = new ArrayList();
            }
            sub.add(strtemp); // namefield
            strtemp = request.getParameter(strtemp);
            try {
                //strtemp = new String(strtemp.getBytes("ISO-8859-1"));
                strtemp =PubFunc.decodeISO(strtemp);
                Debug.println("===============ISO " + strtemp +
                              "===================" + strtemp);
            }
            catch (Exception ex) {}

            sub.add(strtemp); // namevalue
            Debug.println("[BuildProcessResultHandler]---->?>>strPar:" +
                          strtemp + "    " + strtemp);
            strParment.put( (Object) (new Integer(i)), sub);
        }
        return strParment;
    }

}