大数据外出实训报告9

标签：entryset   分析   edr   sys   erp   java   integer   oop   enter   

private static void read()throws IOException{
    BufferedReader bufferedReader=new BufferedReader(new InputStreamReader(new FileInputStream(new File("E:\\毕业设计\\东软\\7-17\\大数据第二天作业\\日志分析\\10000_access.log"))));
    String line="";
    UserAgentParser userAgentParser  = new UserAgentParser();
    Map<String,Integer> map=new HashMap<String,Integer>();

    while(line!=null){
        line=bufferedReader.readLine();
        if(line!=null&&!line.equals("")){
            int index=getCharacterPosition(line,"\"",7)+1;
            String info=line.substring(index);

            UserAgent agent = userAgentParser.parse(info);
            String browser=agent.getBrowser();
            Integer count=map.get(browser);
            if(count!=null){
                map.put(browser,count+1);
            }else{
                map.put(browser,1);
            }
        }

    }
    //遍历map
    for(Map.Entry<String,Integer> entry:map.entrySet()){
        String browser=entry.getKey();
        Integer value=entry.getValue();
        System.out.println("浏览器为："+browser+"值："+value);
    }
}

大数据外出实训报告9

标签：entryset   分析   edr   sys   erp   java   integer   oop   enter   

原文地址：https://www.cnblogs.com/yibao/p/9330896.html