Velocity 简单Demo

VelocityUtil类

package template;

import java.io.StringWriter;

import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.Velocity;
import org.apache.velocity.app.VelocityEngine;

public class VelocityUtil {
	
	public static String exportFixedVelocity() {
		// 创建引擎
		VelocityEngine ve = new VelocityEngine();
		// 设置模板加载路径，这里设置的是class下
		ve.setProperty(Velocity.RESOURCE_LOADER, "class");
		ve.setProperty("class.resource.loader.class", "org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader");
		try {
			// 进行初始化操作
			ve.init();
			// 加载模板，设定模板编码
			Template t = ve.getTemplate("template/velocity_template.vm", "UTF-8");
			// 设置初始化数据
			VelocityContext context = new VelocityContext();
			context.put("name", "张三");
			
			String[] hobbyArray={"吃饭","喝水","洗澡"};
			context.put("hobby", "爱好");
			context.put("hobbyArray", hobbyArray);
			
			// 设置输出
			StringWriter writer = new StringWriter();
			// 将环境数据转化输出
			t.merge(context, writer);
			
			return writer.toString();

		} catch (Exception e) {
			throw new RuntimeException("模版转化错误!");
		}
	}
	
	public static void main(String[] args) {
		System.out.println(exportFixedVelocity());;
	}
}

velocity_template.vm模版文件

$name
$hobby:
#foreach($hobby in $hobbyArray)
	${hobby}
#end