package com.sandu.ximon.admin.utils;
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import java.io.*;
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import java.util.Map;
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import org.springframework.core.io.ClassPathResource;
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import org.thymeleaf.TemplateEngine;
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import org.thymeleaf.context.Context;
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/**
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* @program: machine-fast
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* @description: thymeleaf渲染工具类
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* @author: YSS
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* @create: 2019-09-09 17:55
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**/
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public class HtmlTemplateUtils {
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private final TemplateEngine templateEngine = new TemplateEngine();
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// 解析模板
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public String render(String template, Map<String, Object> params){
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Context context = new Context();
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context.setVariables(params);
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return templateEngine.process(template, context);
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}
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// 文件读取包装方法
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public String renderPath(String path, Map<String, Object> params){
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InputStream inputStream = null;
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InputStreamReader inputStreamReader = null;
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BufferedReader bufferedReader = null;
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String body = "";
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try {
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// File file = ResourceUtils.getFile(path);
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ClassPathResource classPathResource = new ClassPathResource(path);
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inputStream = classPathResource.getInputStream();
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inputStreamReader = new InputStreamReader(inputStream, "utf-8");
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bufferedReader = new BufferedReader(inputStreamReader);
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String s = "";
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while ((s = bufferedReader.readLine()) != null){
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body += s + "\n";
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}
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return this.render(body, params);
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} catch (IOException e) {
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return body;
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}finally {
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try{
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if(bufferedReader != null){
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bufferedReader.close();
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}
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if(inputStreamReader != null){
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inputStreamReader.close();
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}
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if(inputStream != null){
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inputStream.close();
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}
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}catch (IOException e){
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}
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}
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};
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}
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