//Created by MyEclipse Struts// XSL source (default): platform:/plugin/com.genuitec.eclipse.cross.easystruts.eclipse_4.0.1/xslt/JavaClass.xslpackage com.dut.struts.action;import java.util.List;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import org.apache.struts.action.Action;import org.apache.struts.action.ActionError;import org.apache.struts.action.ActionErrors;import org.apache.struts.action.ActionForm;import org.apache.struts.action.ActionForward;import org.apache.struts.action.ActionMapping;import com.dut.logic.logic.SeikyuLogic;import com.dut.struts.form.IdouInputActionForm;/**  * MyEclipse Struts * Creation date: 04-06-2006 * IdoInput查詢Action * XDoclet definition: * @struts.action path="/idouInputAction" name="idouInputActionForm" input="/pages/IdouInput.jsp" scope="request" validate="true" * @struts.action-forward name="serach" path="/pages/IdouSearch.jsp" */public class IdouInputAction extends Action {	// --------------------------------------------------------- Instance Variables	// --------------------------------------------------------- Methods	/** 	 * Method execute	 * @param mapping	 * @param form	 * @param request	 * @param response	 * @return ActionForward	 */	public ActionForward execute(		ActionMapping mapping,		ActionForm form,		HttpServletRequest request,		HttpServletResponse response) {		IdouInputActionForm idouInputActionForm = new IdouInputActionForm();		//獲取是否第一次進入該頁面標記		String Firstflag = (String)request.getSession().getAttribute("first");				/*		 * 如果是第一次進入該頁面獲取formbean		 * 否則獲取Session中的formbean		 */		if(Firstflag == null || Firstflag.trim().equals("")){			idouInputActionForm = (IdouInputActionForm) form;		}		else{			idouInputActionForm = (IdouInputActionForm) request															.getSession()																.getAttribute("idouInputActionForm");		}		ActionForward forward = new ActionForward();		ActionErrors errors = new ActionErrors();		SeikyuLogic logic = new SeikyuLogic();						String Spage = request.getParameter("Spage"); //獲取按鈕點擊標記		int page = 1; //當前頁		int num = 20; //每頁顯示信息數(shù)		int pagenum = 0; //總頁數(shù)		int[] pnum = new int[3]; //存儲總頁數(shù)以及當前頁顯示的第一條信息和最后一條信息的標號				pnum = logic.getIdouSearchPagenumbers(num,page,idouInputActionForm);		pagenum = pnum[0];				/*		 * 首次進入時判斷信息數(shù)是否為0		 * 如果為0則顯示提示信息		 */		if(Spage == null || Spage.equals("")){			if(pagenum == 0){				errors.add("error",new ActionError("IdouInput.error.date.get"));				saveErrors(request,errors);				forward = mapping.findForward("serach");				return forward;			}		}		/*		 * 非首次進入時判斷當前頁或輸入頁數(shù)是否大于總頁數(shù)		 * 如果大于將總頁數(shù)賦給當前頁數(shù)		 * 判斷點擊的是上一頁還是下一頁連接		 * 分別處理當前頁數(shù)值		 */		else{			page = Integer.parseInt(request.getSession().getAttribute("pages").toString());			if(page > pagenum){				page = pagenum;			}			if(Spage.trim().equals("per") && page != 1){				page--;			}			else if(Spage.trim().equals("next") && page != pagenum){				page++;			}			System.out.println("***11>>" + page);			/*			 * 查詢信息數(shù)			 * 如果為0則顯示提示信息			 */			pnum = logic.getIdouSearchPagenumbers(num,page,idouInputActionForm);			pagenum = pnum[0];			if(pagenum == 0){				errors.add("error",new ActionError("IdouInput.error.date.get"));				saveErrors(request,errors);				forward = mapping.findForward("serach");				return forward;			}		}				int startnum = pnum[1]; //第一條信息標記		int endnum = pnum[2]; //最后一條信息標記		int cont = pnum[3]; //信息總數(shù)				/*		 * 查詢信息		 * 如果獲得的List為空提示錯誤信息		 * 否則跳轉(zhuǎn)到下一頁顯示		 */		List IdoSearchList = logic.getSearchDate(idouInputActionForm,num,page);		if(IdoSearchList.size()==0){			errors.add("error",new ActionError("IdouInput.error.date.get"));			saveErrors(request,errors);			forward = mapping.findForward("serach");			return forward;		}		else{			request.getSession().setAttribute("first","notfirst");			request.getSession().setAttribute("idouInputActionForm",idouInputActionForm);			request.getSession().setAttribute("pages",Integer.toString(page));			request.setAttribute("pagenum",Integer.toString(pagenum));			request.setAttribute("startnum",Integer.toString(startnum));			request.setAttribute("endnum",Integer.toString(endnum));			request.setAttribute("cont",String.valueOf(cont));			request.setAttribute("IdoSearchList",IdoSearchList);			request.getSession().setAttribute("key","1");			request.getSession().setAttribute("Toukyu_key","null");			forward = mapping.findForward("serach");		}				return forward;	}}