"+wfTo.getWfname()+"\",\n" + " \"state\":\"closed\"\n" + " },"; } int end=jsonstr.length()-1;//去掉最后一个逗号 String json=jsonstr.substring(0,end); json=json+"]"; response.setContentType("application/json;charset=gbk"); response.setCharacterEncoding("gbk"); PrintWriter pw = response.getWriter(); pw.write(json); pw.flush(); }else{ List wfNodes=formConfigService.findWfNodesById(wfId); for(int i=0;i"+wfNodesTo.getGenstepname()+"("+wfNodesTo.getNodeid()+")\",end); json=json+"]"; response.setContentType("application/json;charset=gbk"); response.setCharacterEncoding("gbk"); PrintWriter pw = response.getWriter(); pw.write(json); pw.flush(); } return null; } public void setFormConfigService(FormConfigService formConfigService) { this.formConfigService = formConfigService; } }