ecology_maven/com/api/aiyh_pcn/patentWall/service/PatentWallService.java

package com.api.aiyh_pcn.patentWall.service;

import aiyh.utils.Util;
import aiyh.utils.zwl.common.ToolUtil;
import com.api.aiyh_pcn.patentWall.dao.PatentWallMapping;
import com.api.aiyh_pcn.patentWall.dto.FilterWhere;
import com.api.aiyh_pcn.patentWall.vo.PatentVO;
import weaver.conn.RecordSet;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * @author EBU7-dev1-ayh
 * @create 2021/11/25 0025 15:23
 */


public class PatentWallService {
	private final PatentWallMapping patentWallMapping = new PatentWallMapping();
	private final ToolUtil toolUtil = new ToolUtil();
	private Map<String, Object> patentWallConf;

	public List<PatentVO> getList(List<FilterWhere> filterWheres) {
		Map<String, Object> patentWallConf = getPatentWallConf();
		List<Map<String, Object>> dataList;
		if(filterWheres == null || filterWheres.isEmpty()){
//			查询全部
			dataList = patentWallMapping.getAllList(Util.null2String(patentWallConf.get("dataResource")));
		}else{
//			筛选查询
			dataList = patentWallMapping.getListByFilterWhere(filterWheres
					,Util.null2String(patentWallConf.get("dataResource")));
		}
		List<PatentVO> list = new ArrayList<>();
		List<String> args = new ArrayList<>();
		RecordSet rs = new RecordSet();
		for (Map<String, Object> data : dataList) {
			for(Map.Entry<String,Object> entry : patentWallConf.entrySet()){
				String patentVoField = entry.getKey();
				String parsing = String.valueOf(entry.getValue());
//				TODO 值解析
//				解析 ${}类型的参数，直接替换
				String pattern = "\\$\\{(?<field>(\\s\\S)+?)}";
				Pattern compile = Pattern.compile(pattern);
				Matcher matcher = compile.matcher(parsing);
				while (matcher.find()){
					parsing = parsing.replaceFirst(pattern,Util.null2String(data.get(patentVoField)));
				}
//				解析#{}类型的参数，替换为?并按照顺序收集args
				pattern = "#\\{(?<field>(\\s\\S)+?)}";
				compile = Pattern.compile(pattern);
				matcher = compile.matcher(parsing);
				while (matcher.find()){
					parsing = parsing.replaceFirst(pattern,"?");
					args.add(Util.null2String(data.get(patentVoField)));
				}
//				解析#sql{}类型的参数，并执行SQL，获取到SQL的值
				pattern = "#sql\\{(?<sqlStr>([\\s\\S])+?)}";
				compile = Pattern.compile(pattern);
				matcher = compile.matcher(parsing);
				while (matcher.find()){
					String sqlStr = matcher.group("sqlStr");
					toolUtil.writeDebuggerLog(String.format("执行SQL： {%s} ---> 参数： {%s}",sqlStr,args));
					rs.executeQuery(sqlStr,args);
					rs.next();
					parsing = Util.null2String(rs.getString(1));
				}
//				清除参数信息
				args.clear();
//				修改数据
				patentWallConf.replace(patentVoField,parsing);
			}
			PatentVO patentVO = null;
			try {
				patentVO = Util.mapToObject(patentWallConf, PatentVO.class);
			} catch (Exception e) {
				e.printStackTrace();
				toolUtil.writeErrorLog("map转为PatentVO失败！");
			}
			list.add(patentVO);
		}
		return list;
	}

	/**
	 * 获取单例的配置文件信息
	 * @return
	 */
	private Map<String, Object>  getPatentWallConf() {
		synchronized (this){
			if(this.patentWallConf == null){
				this.patentWallConf = Util.getProperties2Map("PatentWall", "aiyh.patentWall");
			}
			if(this.patentWallConf == null){
				return new HashMap<>(0);
			}
			return new HashMap<>(this.patentWallConf);
		}
	}

	public void clearPatentWallConf(){
		this.patentWallConf = null;
	}
}