heat map fusionchats 从后台动态获取数据

　　　　 1  @ResponseBody
 2         @RequestMapping("studentListData")
 3         public void studentListData(String name,HttpServletRequest request,HttpServletResponse response) {
 4             
 5             response.setContentType("text/html;charset=UTF-8");  
 6             response.setHeader("Pragma","No-cache");   
 7             response.setHeader("Cache-Control","no-cache");   
 8             response.setDateHeader("Expires", 0);
 9             
10             List list = Service.getstudents(name);
11             
12             StringBuffer sb = new StringBuffer();
13             
14             Integer row1 = 4;
15             int size = list.size();
16             Integer row = size / row1 + (size % row1 == 0 ? 0 : 1);
17             sb.append("<chart caption=‘每个学生近三天的面试量‘  xaxisname=‘Features‘ yaxisname=‘Model‘ showplotborder=‘1‘ xaxislabelsontop=‘1‘ plottooltext=‘$rowLabel :{br}offer : $dataValue{br}$columnLabel : $tlLabel{br}$trLabel‘ basefontcolor=‘#333333‘ basefont=‘Helvetica Neue,Arial‘ captionfontsize=‘14‘ subcaptionfontsize=‘14‘ subcaptionfontbold=‘0‘ showborder=‘0‘ bgcolor=‘#ffffff‘ showshadow=‘0‘ useplotgradientcolor=‘0‘ canvasbgcolor=‘#ffffff‘ canvasborderalpha=‘0‘ legendbgalpha=‘0‘ legendborderalpha=‘0‘ legendshadow=‘0‘ legenditemfontsize=‘10‘ legenditemfontcolor=‘#666666‘ tooltipcolor=‘#ffffff‘ tooltipborderthickness=‘0‘ tooltipbgcolor=‘#000000‘ tooltipbgalpha=‘80‘ tooltipborderradius=‘2‘ tooltippadding=‘5‘>");  
18             sb.append("<dataset>");
19             for(int i = 0;i<row;i++){
20                 List<Classs> list2 = list.subList(i*row1, (i+1) * row1 > size ? size : (i + 1) * row1);
21                 int colmn = 0;
22                 for (Classs object : list2) {
23                      sb.append("<set rowid=‘第"+(i+1)+"排‘ columnid=‘第"+(colmn+1)+"列‘ value=‘"+object.getCount()+"‘ displayvalue=‘"+object.getName()+"‘ trlabel=‘收到面试通知"+object.getCount()+"‘ link=‘j-toStudentPage-"+object.getCount()+"‘ />");
25                      colmn+=1;
26                 }
27             }
28             sb.append("</dataset>");
29             sb.append("<colorrange gradient=‘0‘ minvalue=‘0‘ code=‘E24B1A‘ startlabel=‘Poor‘ endlabel=‘Good‘>");
30             sb.append("<color code=‘#FF0000‘ minvalue=‘0‘ maxvalue=‘1‘ label=‘无面试通知‘ />");
31             sb.append("<color code=‘#e24b1a‘ minvalue=‘1‘ maxvalue=‘5‘ label=‘1-5面试通知‘ />");
32             sb.append("<color code=‘6DA81E‘ minvalue=‘5‘ maxvalue=‘10‘ label=‘5-10面试通知‘ />");
33             sb.append("</colorrange>");  
34             sb.append("</chart>"); 
35             
36         
37             try {
38                 response.getWriter().write(sb.toString());
39             } catch (Exception e) {
40                 e.printStackTrace();
41             }  
42         }