com.alogic.xscript.plugins.Repeat Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of alogic-common Show documentation

基础类库

There is a newer version: 1.6.17

package com.alogic.xscript.plugins;

import java.util.List;
import java.util.Map;

import org.apache.commons.lang3.StringUtils;

import com.alogic.xscript.ExecuteWatcher;
import com.alogic.xscript.Logiclet;
import com.alogic.xscript.LogicletContext;
import com.anysoft.util.Properties;
import com.anysoft.util.PropertiesConstants;
import com.jayway.jsonpath.JsonPath;

/**
 * 循环
 * 
 * @author duanyy
 * @version 1.6.7.22 [20170306 duanyy] 

 * - 当jsonPath语法错误或者节点不存在时，不再抛出异常 

 */
public class Repeat extends Segment{
	protected String jsonPath;
	protected String id = "$value";
	public Repeat(String tag, Logiclet p) {
		super(tag, p);
	}
	
	public void configure(Properties p){
		super.configure(p);
		jsonPath = PropertiesConstants.getString(p, "path", jsonPath);
		id = PropertiesConstants.getString(p,"id",id,true);
	}

	@SuppressWarnings("unchecked")
	@Override
	protected void onExecute(Map root,
			Map current, LogicletContext ctx, ExecuteWatcher watcher) {
		if (StringUtils.isNotEmpty(jsonPath)){
			Object result = null;
			try {
				result = JsonPath.read(current, jsonPath);
			}catch (Exception ex){
				
			}
			if (result != null){
				if (result instanceof List){
					List