Hi, I have folder named INPUT.
Inside INPUT i have 5 resume are there. hduser@localhost:~/Ranjini$ hadoop fs -ls /user/hduser/INPUT Found 5 items -rw-r--r-- 1 hduser supergroup 5438 2014-03-18 15:20 /user/hduser/INPUT/Rakesh Chowdary_Microstrategy.txt -rw-r--r-- 1 hduser supergroup 6022 2014-03-18 15:22 /user/hduser/INPUT/Ramarao Devineni_Microstrategy.txt -rw-r--r-- 1 hduser supergroup 3517 2014-03-18 15:21 /user/hduser/INPUT/vinitha.txt -rw-r--r-- 1 hduser supergroup 3517 2014-03-18 15:21 /user/hduser/INPUT/sony.txt -rw-r--r-- 1 hduser supergroup 3517 2014-03-18 15:21 /user/hduser/INPUT/ravi.txt hduser@localhost:~/Ranjini$ I have to process the folder and the content . I need ouput has filename word occurance vinitha java 4 sony oracle 3 But iam not getting the filename. Has the input file content are merged file name is not getting correct . please help in this issue to fix. I have given by code below import java.io.IOException; import java.util.*; import org.apache.hadoop.fs.Path; import org.apache.hadoop.conf.*; import org.apache.hadoop.io.*; import org.apache.hadoop.mapred.*; import org.apache.hadoop.util.*; import java.io.File; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; import org.apache.hadoop.fs.Path; import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.fs.FileSystem; import org.apache.hadoop.fs.FileStatus; import org.apache.hadoop.conf.*; import org.apache.hadoop.io.*; import org.apache.hadoop.mapred.*; import org.apache.hadoop.util.*; import org.apache.hadoop.mapred.lib.*; public class WordCount { public static class Map extends MapReduceBase implements Mapper<LongWritable, Text, Text, IntWritable> { private final static IntWritable one = new IntWritable(1); private Text word = new Text(); public void map(LongWritable key, Text value, OutputCollector<Text, IntWritable> output, Reporter reporter) throws IOException { FSDataInputStream fs=null; FileSystem hdfs = null; String line = value.toString(); int i=0,k=0; try{ Configuration configuration = new Configuration(); configuration.set("fs.default.name", "hdfs://localhost:4440/"); Path srcPath = new Path("/user/hduser/INPUT/"); hdfs = FileSystem.get(configuration); FileStatus[] status = hdfs.listStatus(srcPath); fs=hdfs.open(srcPath); BufferedReader br=new BufferedReader(new InputStreamReader(hdfs.open(srcPath))); String[] splited = line.split("\\s <file://s/>+"); for( i=0;i<splited.length;i++) { String sp[]=splited[i].split(","); for( k=0;k<sp.length;k++) { if(!sp[k].isEmpty()){ StringTokenizer tokenizer = new StringTokenizer(sp[k]); if((sp[k].equalsIgnoreCase("C"))){ while (tokenizer.hasMoreTokens()) { word.set(tokenizer.nextToken()); output.collect(word, one); } } if((sp[k].equalsIgnoreCase("JAVA"))){ while (tokenizer.hasMoreTokens()) { word.set(tokenizer.nextToken()); output.collect(word, one); } } } } } } catch (IOException e) { e.printStackTrace(); } } } public static class Reduce extends MapReduceBase implements Reducer<Text, IntWritable, Text, IntWritable> { public void reduce(Text key, Iterator<IntWritable> values, OutputCollector<Text, IntWritable> output, Reporter reporter) throws IOException { int sum = 0; while (values.hasNext()) { sum += values.next().get(); } output.collect(key, new IntWritable(sum)); } } public static void main(String[] args) throws Exception { JobConf conf = new JobConf(WordCount.class); conf.setJobName("wordcount"); conf.setOutputKeyClass(Text.class); conf.setOutputValueClass(IntWritable.class); conf.setMapperClass(Map.class); conf.setCombinerClass(Reduce.class); conf.setReducerClass(Reduce.class); conf.setInputFormat(TextInputFormat.class); conf.setOutputFormat(TextOutputFormat.class); FileInputFormat.setInputPaths(conf, new Path(args[0])); FileOutputFormat.setOutputPath(conf, new Path(args[1])); JobClient.runJob(conf); } } Please help Thanks in advance. Ranjini