Example usage for org.apache.hadoop.mapreduce Mapper subclass-usage

Introduction

In this page you can find the example usage for org.apache.hadoop.mapreduce Mapper subclass-usage.

Usage

From source file Analysis.A5_Min_Max_Median_Age_Top_Countries.Min_Max_Age_By_Country_Mapper.java

/**
 *
 * @author Chintan
 */
public class Min_Max_Age_By_Country_Mapper extends Mapper<Object, Text, Text, IntWritable> {
    private Text country = new Text();

From source file Analysis.A6_User_Differentiation_By_Age.Partition_Users_By_Age_Mapper.java

/**
 *
 * @author Chintan
 */
public class Partition_Users_By_Age_Mapper extends Mapper<Object, Text, IntWritable, Text> {
    private IntWritable age = new IntWritable();

From source file Analysis.A7_Total_Signups_By_Year.Total_Signup_by_Year_Mapper.java

/**
 *
 * @author Chintan
 */
public class Total_Signup_by_Year_Mapper extends Mapper<Object, Text, Text, IntWritable> {
    private Text year;

From source file Analysis.A8_Top_10_Most_Popular_Tracks.Top_10_Most_Popular_Tracks_Mapper.java

/**
 *
 * @author Chintan
 */
public class Top_10_Most_Popular_Tracks_Mapper extends Mapper<Object, Text, Text, IntWritable> {
    private Text trackName;

From source file Analysis.A9_Max_Activity_By_Time_of_Day.Most_Listens_By_Time_of_Day_Mapper.java

/**
 *
 * @author Chintan
 */
public class Most_Listens_By_Time_of_Day_Mapper extends Mapper<Object, Text, NullWritable, NullWritable> {
    public static final String HOUR_COUNTER_GROUP = "Hour";

From source file andromache.util.CassandraMapper.java

public class CassandraMapper<K2, V2> extends Mapper<ByteBuffer, SortedMap<ByteBuffer, IColumn>, K2, V2> {
}

From source file Assignment1_Wordcount.WordCount_Mapper.java

/**
 *
 * @author Chintan
 */
public class WordCount_Mapper extends Mapper<Object, Text, Text, IntWritable> {

From source file Assignment2_P2_StockExchangeCount.StockPrice_Mapper.java

/**
 *
 * @author Chintan
 */
public class StockPrice_Mapper extends Mapper<Object, Text, Text, FloatWritable> {
    private static FloatWritable highestPrice;

From source file Assignment2_P3_GenderMovieCount.GenderMovieRating_Mapper.java

/**
 *
 * @author Chintan
 */
public class GenderMovieRating_Mapper extends Mapper<Object, Text, Text, IntWritable> {

From source file Assignment2_P4_MovieRatingCount.MovieRating_Mapper.java

/**
 *
 * @author Chintan
 */
public class MovieRating_Mapper extends Mapper<Object, Text, IntWritable, IntWritable> {