读取日志并存入数据库

//逐行读取日志记录
package com.expai.test;

import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import com.expai.admin.util.logIn.InsertToDB;
import com.expai.admin.util.logIn.ParseString;

public class ReadData {
    private InsertToDB it=new InsertToDB();
    private ParseString ps = new ParseString();
    private static Map<String,Map<String,Object>> hashmap=new HashMap<String,Map<String,Object>>();
    private static String regex="[0-9a-zA-Z]+((\\.com)|(\\.cn)|(\\.org)|(\\.net)|(\\.edu)|(\\.com.cn))";
    public static void main(String[] args) throws IOException{
        try {
            new ReadData().readFile("C:/Users/Administrator/Desktop/adverview.log.20140630","urlno",null,null);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    public void readFile(String filePath,String query,String[] parm,Map<String,String> map) throws IOException {
        List<Map<String,Object>> listMap = new ArrayList<Map<String,Object>>();
        String str = "ip"+","+"address"+","+"network"+","+"imageUrl"+","+"urlno"+","+"visitTime"+","+"shortUrl";
        String[] data={"imageUrl","urlno","keyword","shortUrl","ip","visitTime","domainId"};
        int count = 0;
        BufferedReader br = new BufferedReader(new InputStreamReader(
                new FileInputStream(filePath),"gbk"));
        long startTime=System.currentTimeMillis();//统计计时开始
        Integer n = 0;
        String strLine = br.readLine();
        while(null!=strLine){
            Map<String,Object> mapNew = ps.everyLogRead(strLine,data);
            if(mapNew.get("domainId")!=null){
                str = str+",domainId";
            }
            if(null!=map && map.size()>0){
                Set<String> set=map.keySet();
                for (Iterator<String> iterator = set.iterator(); iterator.hasNext();) {
                    String key = (String) iterator.next();
                    String value=map.get(key);
                    mapNew.put(value, mapNew.get(key));
                }
            }
            hashmap.put( (String) mapNew.get(query),mapNew);
            if(null!=hashmap.get((String) mapNew.get(query))){
                mapNew.put("flagId", hashmap.get((String) mapNew.get(query)).get("flagId"));
            }
            String imageUrl = (String)mapNew.get("imageUrl");
            Pattern p = Pattern.compile(regex);  
            Matcher m = p.matcher(imageUrl); 
            List<String> strList = new ArrayList<String>();
                while(m.find()){
                strList.add(m.group());
            }
            String shortUrl = strList.toString();
            shortUrl = shortUrl.substring(1,shortUrl.length()-1);            
            mapNew.put("shortUrl", shortUrl);
            listMap.add(mapNew);
            if(listMap!=null&&listMap.size()>0){
                count ++ ;
                if(count%1000==0){
                    n = it.insertInto(listMap, "tb_advertise_appertime_detail",str.split(","));
                    System.err.println(" excute sql " + n);
                    listMap = new ArrayList<Map<String,Object>>();
                }
            }
            strLine = br.readLine();
            str = "ip"+","+"address"+","+"network"+","+"imageUrl"+","+"urlno"+","+"visitTime"+","+"shortUrl";
        }
        if(listMap!=null&&listMap.size()<1000){
            n = it.insertInto(listMap, "tb_advertise_appertime_detail",str.split(","));
        }
        long endTime=System.currentTimeMillis();//统计计时结束
        System.out.println("read line:"+count);
        System.out.println("cost time:"+(endTime-startTime)+"ms");
        br.close();
    }
}

//每1000条封装为一条sql插入数据库
public Integer insertInto(List<Map<String,Object>> list,String tab,String[] parms){
        int count=0;
        if(list!=null&&list.size()>0){
            String sql="";
            for (int i=0;i<list.size();i++) {
                StringBuffer insertSql=new StringBuffer();
                Map<String,Object> map= list.get(i);
                if(null!=map){
                    insertSql.append(" insert into ").append(tab).append(" ( ");
                    for (int a=0;a<parms.length;a++) {
                        insertSql.append(parms[a]).append(" , ");
                    }
                    String insql=insertSql.substring(0,insertSql.lastIndexOf(","))+" ) values( ";
                    insertSql=new StringBuffer();
                    for (int a=0;a<parms.length;a++) {
                        insertSql.append("'").append(map.get(parms[a])).append("'").append(" , ");
                    }
                    insql=insql+insertSql.substring(0,insertSql.lastIndexOf(","))+" ) ;";
                    sql=sql+insql+"\n";
                }
            }
            if(null!=sql){
//                System.out.println(sql);
                count=dm.executUpdate(sql);
            }
        }
        log.info("插入行数："+count);
        return count;
    }