package com.common.util; import java.io.BufferedWriter; import java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStreamWriter; import java.io.StringWriter; import java.util.Iterator; import java.util.Map; import java.util.Properties; import org.apache.velocity.Template; import org.apache.velocity.VelocityContext; import org.apache.velocity.app.Velocity; import org.apache.velocity.app.VelocityEngine; import org.apache.velocity.runtime.RuntimeConstants; import org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * 静态化工具 */ public class VelocityTool { private static Logger log = LoggerFactory.getLogger(VelocityTool.class); private static VelocityEngine ve = new VelocityEngine(); static { ve.setProperty("resource.loader", "classpath"); ve.setProperty("classpath.resource.loader.class", "org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader"); ve.setProperty("input.encoding","UTF-8"); ve.setProperty("output.encoding","UTF-8"); ve.init(); } /** * 生成静态页面 * @param templateUrl 模板地址 * @param outputUrl 输出地址 * @param reqMap 请求参数 */ public static void generate(String templateUrl, String outputUrl, Map<String, String> reqMap){ try { VelocityContext context = new VelocityContext(); String key = null; for(Iterator<String> iter = reqMap.keySet().iterator(); iter.hasNext();){ key = iter.next(); context.put(key, reqMap.get(key)); } Template template = ve.getTemplate(templateUrl); BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(outputUrl), "UTF-8")); template.merge(context, writer); writer.close(); } catch (IOException e) { log.error("generate fail", e); } } /*public static void main(String[] args) { Map<String, String> reqMap = new HashMap<>(); reqMap.put("content", "反复测试"); VelocityTool.generate("news.vm", "E:\\123.html", reqMap); }*/ }
Velocity
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转载自lysunki.iteye.com/blog/2371364
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