过滤县级以下目的地

来源：互联网发布：02795522网络诈骗电话编辑：程序博客网时间：2024/05/01 04:38

/**
   * 过滤县级以下目的地
   * @author wxliyong
   * @date 2015-12-3 下午7:27:32
   */
   private void filterDestList(RopTripDestAutoCompleteResponse data) {
       List<RopTripDestV200> destList = data.getDest();
       List<RopTripDestV200> tempDestList = new ArrayList<RopTripDestV200>();
       for(RopTripDestV200 ropTripDestV200 : destList) {
           String dest_id = ropTripDestV200.getDestId();
           if(!DestIdFilter.getInstance().filter(dest_id)) {
               tempDestList.add(ropTripDestV200);
           }
       }
       data.setDest(tempDestList);
   }

package com.lvtu.service.api.utils;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;

import org.apache.commons.lang3.StringUtils;
import org.apache.log4j.Logger;

/**
* @Title: DestIdFilter.java
* @Package com.lvtu.service.api.utils
* @date 2015-12-3 下午6:31:44
* @version V1.0.0
*/
public class DestIdFilter {

   private static Logger logger = Logger.getLogger(DestIdFilter.class);

   private static final String FILE_NAME = "/dest_data_filter.txt";

   private static DestIdFilter instance;
   private List<String> list = new ArrayList<String>();

   private DestIdFilter() {
       init();
   }

   private void init() {
       BufferedReader reader = null;
       try {
           reader = new BufferedReader(new InputStreamReader(DestIdFilter.class.getClassLoader().getResourceAsStream(FILE_NAME), "UTF-8"));
           String destId = reader.readLine();
           do {
               list.add(destId.trim());
               destId = reader.readLine();
           } while(StringUtils.isNotBlank(destId));
       } catch (UnsupportedEncodingException e) {
           logger.error(e);
       } catch (IOException e) {
           logger.error(e);
       } finally {
           if(reader != null) {
               try {
                   reader.close();
               } catch (IOException e) {
                   logger.error(e);
               }
           }
       }
   }

   public static DestIdFilter getInstance() {
       if(instance == null) {
           synchronized (DestIdFilter.class) {
               if(instance == null) {
                   instance = new DestIdFilter();
               }
           }
       }
       return instance;
   }

   /**
   * 检查目的地ID是否需要过滤掉
   * @date 2015-12-3 下午7:03:15
   * @param 目的地ID
   * @return true-需要过滤； false-不需要过滤
   */
   public boolean filter(String destId) {
       if(list.contains(destId)) {
           return true;
       }
       return false;
   }
}

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