org.treeleafj.xmax.template.VelocityTemplater Maven / Gradle / Ivy
package org.treeleafj.xmax.template;
import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.Velocity;
import org.apache.velocity.app.VelocityEngine;
import java.io.StringWriter;
import java.util.Map;
/**
* 基于velocity实现的模版解析
*
* @Author leaf
* 2015/9/3 0003 2:06.
*/
public class VelocityTemplater extends Templater {
public static final String ENCODING = "UTF-8";
private static VelocityEngine ve = new VelocityEngine();
static {
//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");
ve.setProperty(VelocityEngine.RUNTIME_LOG_LOGSYSTEM_CLASS, "org.apache.velocity.runtime.log.NullLogChute");
ve.setProperty(VelocityEngine.FILE_RESOURCE_LOADER_CACHE, false);
// ve.setProperty("file.resource.loader.modificationCheckInterval", 10);
ve.init();
}
private String path;
public VelocityTemplater(String path) {
this.path = path;
}
public String parse(Map param) {
// Template template = ve.getTemplate("com/jleaf/test/netty/template/" + name + ".vm", ENCODING);
Template template = ve.getTemplate(path, ENCODING);
VelocityContext velocityContext = new VelocityContext();
for (Map.Entry entry : param.entrySet()) {
velocityContext.put(entry.getKey(), entry.getValue());
}
StringWriter sw = new StringWriter();
template.merge(velocityContext, sw);
return sw.toString();
}
}