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后台执行器，定时器框架

There is a newer version: 1.6.17

package com.alogic.timer.core;

import java.util.HashMap;
import java.util.Map;

import org.apache.commons.lang3.StringUtils;
import org.w3c.dom.Element;

import com.alogic.xscript.Logiclet;
import com.alogic.xscript.LogicletContext;
import com.alogic.xscript.Script;
import com.anysoft.util.Properties;
import com.anysoft.util.PropertiesConstants;
import com.anysoft.util.XmlElementProperties;
import com.alogic.xscript.doc.XsObject;
import com.alogic.xscript.doc.json.JsonObject;

/**
 * 外部脚本处理者
 * 
 * @author duanyy
 *
 * @since 1.6.4.34
 * @version 1.6.8.14 [20170509 duanyy] 

 * - 增加xscript的中间文档模型,以便支持多种报文协议 

 * 
 * @version 1.6.9.2 [20170601 duanyy] 

 * - 改造TaskCenter模型，以便提供分布式任务处理支持; 

 */
public class LinkedScriptDoer extends Doer.Abstract{
	
	protected Logiclet stmt = null;
	
	@Override
	public void execute(Task task) {
		if (stmt == null){
			LOG.error("The script is null");
			return ;
		}
		try {
			// 向队列报告任务已经开始
			onStart(task.id(),Task.State.Running, 0,"");
			Map root = new HashMap();
			XsObject doc = new JsonObject("root",root);
			LogicletContext ctx = new LogicletContext(task.getParameters());
			ctx.SetValue("$task", task.id());
			ctx.SetValue("$event", task.getEventId());
			// 执行任务
			stmt.execute(doc,doc,ctx, null);
			// 任务完成
			onFinish(task.id(),Task.State.Done, 10000,"");
		} catch (Exception t) {
			LOG.error("Failed to execute script", t);
			// 任务失败
			onFinish(task.id(),Task.State.Failed, 10000,"Failed to execute script:" + t.getMessage());
		}	
	}

	@Override
	public void configure(Element _e, Properties _properties){
		Properties p = new XmlElementProperties(_e,_properties);
		String src = PropertiesConstants.getString(p, "src","");
		if (StringUtils.isNotEmpty(src)) {
			stmt = Script.create(src, p);
		}else{
			LOG.error("Can not find script src");
		}
		configure(p);
	}
}