package No03_使用map绑定多个参数; import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map; import freemarker.template.Configuration;
import freemarker.template.Template;
import freemarker.template.TemplateExceptionHandler; public class Test { public static void main(String[] args) throws Exception { // 设置模板的home目录，默认从此目录获取模板（此设置只需在应用中设置一次）
Configuration cfg = new Configuration(Configuration.VERSION_2_3_22);
cfg.setDirectoryForTemplateLoading(new File("D:/freemarker_template_home/"));
cfg.setDefaultEncoding("UTF-8");
cfg.setTemplateExceptionHandler(TemplateExceptionHandler.RETHROW_HANDLER); // 获取模板
Template temp = cfg.getTemplate("No03_绑定列表数据.ftl"); // 创建、设置数据模型
Map<String, Object> dataMap = new HashMap<String, Object>(); List<Map<String, Object>> list = new ArrayList<Map<String, Object>>();
dataMap.put("userList", list); Map<String, Object> userMap = new HashMap<String, Object>();
userMap.put("username", "Nick Huang");
userMap.put("age", 20);
userMap.put("nickname", "Nick");
list.add(userMap); userMap = new HashMap<String, Object>();
userMap.put("username", "Viki Yang");
userMap.put("age", 19);
userMap.put("nickname", "Viki");
list.add(userMap); userMap = new HashMap<String, Object>();
userMap.put("username", "Teng Yang");
userMap.put("age", 18);
userMap.put("nickname", "Teng");
list.add(userMap); // 将模板和数据模型合并
String filename = temp.getName();
filename = filename.substring(0, filename.lastIndexOf(".") + 1) + "html";
FileOutputStream fos = new FileOutputStream(new File("D:/freemarker_output_home/" + filename));
Writer out = new OutputStreamWriter(fos); temp.process(dataMap, out);
out.flush();
} }
No03_绑定列表数据.ftl
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>User list</title>
</head>
<body>
<table>
<thead>
<tr>
<th>user name</th>
<th>age</th>
<th>nick name</th>
</tr>
</thead>
<tbody>
<#list userList as being>
<tr>
<th>${being.username}</th>
<th>${being.age}</th>
<th>${being.nickname}</th>
</tr>
</#list>
</tbody>
</table>
</body>
</html>