jsp 静态引擎（freemarker）生成静态html案例

/* * Generated by MyEclipse Struts * Template path: templates/java/JavaClass.vtl */ package com.free.struts.action; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.struts.actions.DispatchAction; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import com.free.struts.form.LoginForm; import com.freemarker.DBHelper; import com.freemarker.PageSet; import com.freemarker.StaticFreemarker; import com.freemarker.jobs; /** * MyEclipse Struts * Creation date: 07-27-2009 * * XDoclet definition: * @struts.action path="/login" name="loginForm" input="/form/login.jsp" scope="request" validate="true" */ public class LoginAction extends DispatchAction { /* * Generated Methods */ /** * 查找所有jobs的数据 * Method execute * @param mapping * @param form * @param request * @param response * @return ActionForward */ public ActionForward findJobsList(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { LoginForm loginForm = (LoginForm) form;// TODO Auto-generated method stub StaticFreemarker sf= new StaticFreemarker(); Map map = new HashMap(); List<jobs> jobsList = jobsList = DBHelper.getJobs(); map.put("jobList", jobsList); try { sf.init("jobsList.html", "jobList.html", map, "index",getServlet().getServletContext()); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } return mapping.findForward("jobList"); } /** * 根据Id查找jobs数据 * @param mapping * @param form * @param request * @param response * @return */ public ActionForward findJobsByJob_id(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { String job_id = request.getParameter("job_id"); StaticFreemarker sf= new StaticFreemarker(); Map map = new HashMap(); jobs job = DBHelper.getJobsByJob_id(Integer.parseInt(job_id)); map.put("job", job); String flie = "jobDesc_"+job_id+".html"; try { sf.init("jobsDesc.html", flie, map, "index",getServlet().getServletContext()); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } ActionForward forward = new ActionForward("/jobDesc_"+job_id,"/news/video/20090728/jobDesc_"+job_id+".html",true); return (forward); } // tablelist为显示的数据List private List<jobs> jobList; // 总数size private List listsize; // 设置 PageSet 对象 PageSet pageset = new PageSet(); /** * 分页的方法 * @param mapping * @param form * @param request * @param response * @return */ public ActionForward pageJobs(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { StaticFreemarker sf= new StaticFreemarker(); Map map = new HashMap(); // 取得页面中的参数--当前页 int curpage = (request.getParameter("current") == null) ? 1 : Integer.parseInt((String) request.getParameter("current")); pageset.setCurPage(curpage); // 变量---rowsize()---每行多少记录 int rowsize = (request.getParameter("rowSize") == null) ? pageset .getRowSize() : Integer.parseInt((String) request .getParameter("rowSize")); // 查找所有 listsize = DBHelper.getJobs(); // 设定共有多少行 pageset.setRowCount(listsize.size()); // 计算总页数 pageset.countMaxPage(); // 显示数据的list jobList = DBHelper.pageJobs((curpage * rowsize) - 5, rowsize); map.put("listsize", listsize); map.put("jobList", jobList); map.put("pageset", pageset); try { //这个模板可以是ftl、html、htm格式的文件; sf.init("jobsListPage.html", "jobListPage_"+curpage+".html", map, "index",getServlet().getServletContext()); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } ActionForward forward = new ActionForward("/jobListPage","/news/video/20090728/jobListPage_"+curpage+".html",true); return (forward); } /****************************************************************************************************************/ /** * 生成所有静态html页面 * @param mapping * @param form * @param request * @param response * @return */ public ActionForward jspAutoHtml(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { List list_1 = DBHelper.getJobs(); PageSet pageset_1 = new PageSet(); // 设定共有多少行 pageset_1.setRowCount(list_1.size()); // 计算总页数 pageset_1.countMaxPage(); for(int i=1;i<=pageset_1.getPageSize();i++){ autoHtmlPage(i,5); } for(int i=0;i<list_1.size();i++){ autoHtmlDesc(((jobs)list_1.get(i)).getJob_id()); } return mapping.findForward("jobList"); } /** * 生成html的方法(分页的) * @param curpage * @param rowsize */ public void autoHtmlPage(int curpage,int rowsize){ StaticFreemarker sf= new StaticFreemarker(); Map map = new HashMap(); // 取得页面中的参数--当前页 pageset.setCurPage(curpage); // 查找所有 listsize = DBHelper.getJobs(); // 设定共有多少行 pageset.setRowCount(listsize.size()); // 计算总页数 pageset.countMaxPage(); // 显示数据的list jobList = DBHelper.pageJobs((curpage * rowsize) - 5, rowsize); map.put("listsize", listsize); map.put("jobList", jobList); map.put("pageset", pageset); try { //这个模板可以是ftl、html、htm格式的文件; sf.init("jobsListPage.html", "jobListPage_"+curpage+".html", map, "index",getServlet().getServletContext()); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } /** * 生成html的方法(详细的) * @param curpage * @param rowsize */ public void autoHtmlDesc(String job_id){ StaticFreemarker sf= new StaticFreemarker(); Map map = new HashMap(); jobs job = DBHelper.getJobsByJob_id(Integer.parseInt(job_id)); map.put("job", job); String flie = "jobDesc_"+job_id+".html"; try { sf.init("jobsDesc.html", flie, map, "index",getServlet().getServletContext()); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } public List<jobs> getJobList() { return jobList; } public void setJobList(List<jobs> jobList) { this.jobList = jobList; } public List getListsize() { return listsize; } public void setListsize(List listsize) { this.listsize = listsize; } public PageSet getPageset() { return pageset; } public void setPageset(PageSet pageset) { this.pageset = pageset; } }