Writer out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(file), "utf-8")); Template template = getTemplate(ftlName, ftlPath); template.process(root, out);
public static Template getTemplate(String ftlName, String ftlPath) throws Exception{ try { Configuration cfg = new Configuration(); //通过Freemaker的Configuration读取相应的ftl cfg.setEncoding(Locale.CHINA, "utf-8"); cfg.setDirectoryForTemplateLoading(new File(PathUtil.getClassResources()+"/ftl/"+ftlPath)); //设定去哪里读取相应的ftl模板文件 Template temp = cfg.getTemplate(ftlName); //在模板文件目录中找到名称为name的文件 return temp; } catch (IOException e) { e.printStackTrace(); } return null; }
template 就是获取的模板
package com.fh.controller.${packageName}.${objectNameLower}; import java.io.PrintWriter; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.annotation.Resource; import org.springframework.beans.propertyeditors.CustomDateEditor; import org.springframework.stereotype.Controller; import org.springframework.web.bind.WebDataBinder; import org.springframework.web.bind.annotation.InitBinder; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.ResponseBody; import org.springframework.web.servlet.ModelAndView; import com.fh.controller.base.BaseController; import com.fh.entity.Page; import com.fh.util.AppUtil; import com.fh.util.ObjectExcelView; import com.fh.util.PageData; import com.fh.util.Jurisdiction; import com.fh.util.Tools; import com.fh.service.${packageName}.${objectNameLower}.${objectName}Manager; /** * 说明:${TITLE} * 创建人:FH Q313596790 * 创建时间:${nowDate?string("yyyy-MM-dd")} */ @Controller @RequestMapping(value="/${objectNameLower}") public class ${objectName}Controller extends BaseController { String menuUrl = "${objectNameLower}/list.do"; //菜单地址(权限用) @Resource(name="${objectNameLower}Service") private ${objectName}Manager ${objectNameLower}Service; /**保存 * @param * @throws Exception */ @RequestMapping(value="/save") public ModelAndView save() throws Exception{ logBefore(logger, Jurisdiction.getUsername()+"新增${objectName}"); if(!Jurisdiction.buttonJurisdiction(menuUrl, "add")){return null;} //校验权限 ModelAndView mv = this.getModelAndView(); PageData pd = new PageData(); pd = this.getPageData(); pd.put("${objectNameUpper}_ID", this.get32UUID()); //主键 <#list fieldList as var><#if var[3] == "否"><#if var[1] == "Date"> pd.put("${var[0]}", Tools.date2Str(new Date())); //${var[2]} <#elseif var[1] == "Integer"> pd.put("${var[0]}", "${var[4]?replace("无",0)}"); //${var[2]} <#elseif var[1] == "Double"> pd.put("${var[0]}", "${var[4]?replace("无",0)}"); //${var[2]} <#else> pd.put("${var[0]}", "${var[4]?replace("无","")}"); //${var[2]} </#if></#if></#list> ${objectNameLower}Service.save(pd); mv.addObject("msg","success"); mv.setViewName("save_result"); return mv; } /**删除 * @param out * @throws Exception */ @RequestMapping(value="/delete") public void delete(PrintWriter out) throws Exception{ logBefore(logger, Jurisdiction.getUsername()+"删除${objectName}"); if(!Jurisdiction.buttonJurisdiction(menuUrl, "del")){return;} //校验权限 PageData pd = new PageData(); pd = this.getPageData(); ${objectNameLower}Service.delete(pd); out.write("success"); out.close(); } /**修改 * @param * @throws Exception */ @RequestMapping(value="/edit") public ModelAndView edit() throws Exception{ logBefore(logger, Jurisdiction.getUsername()+"修改${objectName}"); if(!Jurisdiction.buttonJurisdiction(menuUrl, "edit")){return null;} //校验权限 ModelAndView mv = this.getModelAndView(); PageData pd = new PageData(); pd = this.getPageData(); ${objectNameLower}Service.edit(pd); mv.addObject("msg","success"); mv.setViewName("save_result"); return mv; } /**列表 * @param page * @throws Exception */ @RequestMapping(value="/list") public ModelAndView list(Page page) throws Exception{ logBefore(logger, Jurisdiction.getUsername()+"列表${objectName}"); //if(!Jurisdiction.buttonJurisdiction(menuUrl, "cha")){return null;} //校验权限(无权查看时页面会有提示,如果不注释掉这句代码就无法进入列表页面,所以根据情况是否加入本句代码) ModelAndView mv = this.getModelAndView(); PageData pd = new PageData(); pd = this.getPageData(); String keywords = pd.getString("keywords"); //关键词检索条件 if(null != keywords && !"".equals(keywords)){ pd.put("keywords", keywords.trim()); } page.setPd(pd); List<PageData> varList = ${objectNameLower}Service.list(page); //列出${objectName}列表 mv.setViewName("${packageName}/${objectNameLower}/${objectNameLower}_list"); mv.addObject("varList", varList); mv.addObject("pd", pd); mv.addObject("QX",Jurisdiction.getHC()); //按钮权限 return mv; } /**去新增页面 * @param * @throws Exception */ @RequestMapping(value="/goAdd") public ModelAndView goAdd()throws Exception{ ModelAndView mv = this.getModelAndView(); PageData pd = new PageData(); pd = this.getPageData(); mv.setViewName("${packageName}/${objectNameLower}/${objectNameLower}_edit"); mv.addObject("msg", "save"); mv.addObject("pd", pd); return mv; } /**去修改页面 * @param * @throws Exception */ @RequestMapping(value="/goEdit") public ModelAndView goEdit()throws Exception{ ModelAndView mv = this.getModelAndView(); PageData pd = new PageData(); pd = this.getPageData(); pd = ${objectNameLower}Service.findById(pd); //根据ID读取 mv.setViewName("${packageName}/${objectNameLower}/${objectNameLower}_edit"); mv.addObject("msg", "edit"); mv.addObject("pd", pd); return mv; } /**批量删除 * @param * @throws Exception */ @RequestMapping(value="/deleteAll") @ResponseBody public Object deleteAll() throws Exception{ logBefore(logger, Jurisdiction.getUsername()+"批量删除${objectName}"); if(!Jurisdiction.buttonJurisdiction(menuUrl, "del")){return null;} //校验权限 PageData pd = new PageData(); Map<String,Object> map = new HashMap<String,Object>(); pd = this.getPageData(); List<PageData> pdList = new ArrayList<PageData>(); String DATA_IDS = pd.getString("DATA_IDS"); if(null != DATA_IDS && !"".equals(DATA_IDS)){ String ArrayDATA_IDS[] = DATA_IDS.split(","); ${objectNameLower}Service.deleteAll(ArrayDATA_IDS); pd.put("msg", "ok"); }else{ pd.put("msg", "no"); } pdList.add(pd); map.put("list", pdList); return AppUtil.returnObject(pd, map); } /**导出到excel * @param * @throws Exception */ @RequestMapping(value="/excel") public ModelAndView exportExcel() throws Exception{ logBefore(logger, Jurisdiction.getUsername()+"导出${objectName}到excel"); if(!Jurisdiction.buttonJurisdiction(menuUrl, "cha")){return null;} ModelAndView mv = new ModelAndView(); PageData pd = new PageData(); pd = this.getPageData(); Map<String,Object> dataMap = new HashMap<String,Object>(); List<String> titles = new ArrayList<String>(); <#list fieldList as var> titles.add("${var[2]}"); //${var_index + 1} </#list> dataMap.put("titles", titles); List<PageData> varOList = ${objectNameLower}Service.listAll(pd); List<PageData> varList = new ArrayList<PageData>(); for(int i=0;i<varOList.size();i++){ PageData vpd = new PageData(); <#list fieldList as var><#if var[1] == "Integer"> vpd.put("var${var_index + 1}", varOList.get(i).get("${var[0]}").toString()); //${var_index + 1} <#elseif var[1] == "Double"> vpd.put("var${var_index + 1}", varOList.get(i).get("${var[0]}").toString()); //${var_index + 1} <#else> vpd.put("var${var_index + 1}", varOList.get(i).getString("${var[0]}")); //${var_index + 1} </#if></#list> varList.add(vpd); } dataMap.put("varList", varList); ObjectExcelView erv = new ObjectExcelView(); mv = new ModelAndView(erv,dataMap); return mv; } @InitBinder public void initBinder(WebDataBinder binder){ DateFormat format = new SimpleDateFormat("yyyy-MM-dd"); binder.registerCustomEditor(Date.class, new CustomDateEditor(format,true)); } } null null {} null
root的值
{faobject=, packageName=system, fieldList=[[Ljava.lang.String;@55fbf1af, [Ljava.lang.String;@fb84443, [Ljava.lang.String;@a8992c5, [Ljava.lang.String;@4e02c8ea, [Ljava.lang.String;@18d4a2a9, [Ljava.lang.String;@300311fb], objectName=UserPhoto, nowDate=Fri Feb 09 21:25:26 CST 2018, tabletop=SYS_, objectNameUpper=USERPHOTO, objectNameLower=userphoto, TITLE=用户头像}
只不过这时候获取的模板是动态的,这时候通过
template.process(root, out);
这个方法中root 是动态的这时候root就会动态的把tempate获取的动态数据给替换掉