package?lkp;

import?java.io.IOException;

import?org.apache.hadoop.conf.Configuration;
import?org.apache.hadoop.fs.Path;
import?org.apache.hadoop.io.Text;
import?org.apache.hadoop.mapreduce.Job;
import?org.apache.hadoop.mapreduce.Mapper;
import?org.apache.hadoop.mapreduce.lib.input.FileInputFormat;
import?org.apache.hadoop.mapreduce.lib.output.FileOutputFormat;

public?class?Eight?{
	public?static?int?sum1?=?0;
	public?static?int?sum2?=?0;

	public?static?class?MyMapper?extends?Mapperject?Text?Text?Text>?{

		@Override
		protected?void?map（object?key?Text?value?Mapperject?Text?Text?Text>.Context?context）
				throws?IOException?InterruptedException?{
			sum2++;
			String[]?str?=?value.toString（）.split（“\t“）;
			int?rank?=?Integer.parseInt（str[3]）;
			if（rank<11）
			{
				sum1=sum1+1;
				
			}	
		}

	}

	public?static?void?main（String[]?args）?throws?IOException?ClassNotFoundException?InterruptedException?{
		Configuration?conf?=?new?Configuration（）;
		conf.set（“fs.defaultFS“?“hdfs://192.168.51.232:9000“）;
		Job?job?=?Job.getInstance（conf?“eight“）;
		job.setMapperClass（MyMapper.class）;
		
		job.setOutputKeyClass（Text.class）;
		
		job.setOutputValueClass（Text.class）;
		
		job.setJarByClass（Eight.class）;
		
		FileInputFormat.addInputPath（job?new?Path（“/lkp/MR/sogou.500w.utf8.flt“））;
		
		FileOutputFormat.setOutputPath（job?new?Path（“/lkp/Mr/eight“））;
		job.waitForCompletion（true）;
		System.out.println（“sum1=“+sum1+“\tsum2=“+sum2）;
		float?percentage?=?（float）sum1/（float）sum2;
		System.out.println（“Rank在10以內(nèi)的點(diǎn)擊次數(shù)占比：“?+percentage）;
		
	}

}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-11-30?09:37??sougou.500w.utf8數(shù)據(jù)分析\
?????目錄???????????0??2017-11-30?09:37??sougou.500w.utf8數(shù)據(jù)分析\java?代碼\
?????文件????????1649??2017-06-19?15:32??sougou.500w.utf8數(shù)據(jù)分析\java?代碼\Eight.java
?????文件????????3285??2017-06-19?15:31??sougou.500w.utf8數(shù)據(jù)分析\java?代碼\Five.java
?????文件????????2429??2017-06-19?16:31??sougou.500w.utf8數(shù)據(jù)分析\java?代碼\Four.java
?????文件????????3841??2017-06-21?15:25??sougou.500w.utf8數(shù)據(jù)分析\java?代碼\HbaseImport.java
?????文件????????1816??2017-06-19?15:36??sougou.500w.utf8數(shù)據(jù)分析\java?代碼\Nine.java
?????文件????????1716??2017-06-19?16:00??sougou.500w.utf8數(shù)據(jù)分析\java?代碼\One.java
?????文件????????3775??2017-06-19?15:31??sougou.500w.utf8數(shù)據(jù)分析\java?代碼\Seven.java
?????文件????????3391??2017-06-19?15:31??sougou.500w.utf8數(shù)據(jù)分析\java?代碼\Six.java
?????文件????????2706??2017-06-21?09:52??sougou.500w.utf8數(shù)據(jù)分析\java?代碼\Ten.java
?????文件????????2493??2017-06-21?10:49??sougou.500w.utf8數(shù)據(jù)分析\java?代碼\Three.java
?????文件????????2385??2017-06-19?16:26??sougou.500w.utf8數(shù)據(jù)分析\java?代碼\Two.java
?????文件?????????229??2017-06-22?16:27??sougou.500w.utf8數(shù)據(jù)分析\參考文獻(xiàn).txt
?????文件?????1400582??2017-06-27?14:57??sougou.500w.utf8數(shù)據(jù)分析\分布式計(jì)算應(yīng)用開發(fā)課程設(shè)計(jì).docx
?????目錄???????????0??2017-11-30?09:37??sougou.500w.utf8數(shù)據(jù)分析\截圖\
?????文件????????2411??2017-06-13?16:04??sougou.500w.utf8數(shù)據(jù)分析\截圖\.sh.png
?????文件???????55341??2017-06-14?18:08??sougou.500w.utf8數(shù)據(jù)分析\截圖\1.png
?????文件???????48954??2017-06-14?19:07??sougou.500w.utf8數(shù)據(jù)分析\截圖\11.png
?????文件???????59928??2017-06-14?18:08??sougou.500w.utf8數(shù)據(jù)分析\截圖\2.png
?????文件???????56593??2017-06-14?18:48??sougou.500w.utf8數(shù)據(jù)分析\截圖\2用戶.png
?????文件???????36693??2017-06-16?16:54??sougou.500w.utf8數(shù)據(jù)分析\截圖\five.png
?????文件???????47305??2017-06-14?19:09??sougou.500w.utf8數(shù)據(jù)分析\截圖\gong.png
?????文件???????73107??2017-06-15?12:08??sougou.500w.utf8數(shù)據(jù)分析\截圖\hbase?shell.png
?????文件???????47443??2017-06-15?12:07??sougou.500w.utf8數(shù)據(jù)分析\截圖\java.png
?????文件???????53014??2017-06-19?11:44??sougou.500w.utf8數(shù)據(jù)分析\截圖\javaeight.png
?????文件???????34655??2017-06-19?11:32??sougou.500w.utf8數(shù)據(jù)分析\截圖\javafour.png
?????文件???????62406??2017-06-19?11:48??sougou.500w.utf8數(shù)據(jù)分析\截圖\javanine.png
?????文件???????55691??2017-06-19?11:23??sougou.500w.utf8數(shù)據(jù)分析\截圖\javaone.png
?????文件???????50419??2017-06-19?11:37??sougou.500w.utf8數(shù)據(jù)分析\截圖\javasix.png
?????文件???????50305??2017-06-19?11:51??sougou.500w.utf8數(shù)據(jù)分析\截圖\javaten.png
............此處省略21個(gè)文件信息