Package com.mapr.db.mapreduce.tools

Class DiffTables.DiffTableMapper

java.lang.Object
org.apache.hadoop.mapreduce.Mapper<org.ojai.Value,com.mapr.db.rowcol.DBDocumentImpl,com.mapr.db.mapreduce.impl.ByteBufWritableComparable,com.mapr.db.mapreduce.impl.ByteBufWritableComparable>
com.mapr.db.mapreduce.tools.DiffTables.DiffTableMapper
All Implemented Interfaces:
FailureTracker
Enclosing class:
DiffTables
public static class DiffTables.DiffTableMapper extends org.apache.hadoop.mapreduce.Mapper<org.ojai.Value,com.mapr.db.rowcol.DBDocumentImpl,com.mapr.db.mapreduce.impl.ByteBufWritableComparable,com.mapr.db.mapreduce.impl.ByteBufWritableComparable> implements FailureTracker

  • Nested Class Summary

    Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper

    org.apache.hadoop.mapreduce.Mapper.Context

  • Constructor Summary

    Constructors
    Constructor
    Description
    DiffTableMapper()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    protected void
    cleanup(org.apache.hadoop.mapreduce.Mapper<org.ojai.Value,com.mapr.db.rowcol.DBDocumentImpl,com.mapr.db.mapreduce.impl.ByteBufWritableComparable,com.mapr.db.mapreduce.impl.ByteBufWritableComparable>.org.apache.hadoop.mapreduce.Mapper.Context context)
     
    void
    map(org.ojai.Value key, com.mapr.db.rowcol.DBDocumentImpl value, org.apache.hadoop.mapreduce.Mapper<org.ojai.Value,com.mapr.db.rowcol.DBDocumentImpl,com.mapr.db.mapreduce.impl.ByteBufWritableComparable,com.mapr.db.mapreduce.impl.ByteBufWritableComparable>.org.apache.hadoop.mapreduce.Mapper.Context context)
     
    void
    notifyMismatch()
     
    void
    setup(org.apache.hadoop.mapreduce.Mapper<org.ojai.Value,com.mapr.db.rowcol.DBDocumentImpl,com.mapr.db.mapreduce.impl.ByteBufWritableComparable,com.mapr.db.mapreduce.impl.ByteBufWritableComparable>.org.apache.hadoop.mapreduce.Mapper.Context context)
     
    boolean
    shouldExit()
     

    Methods inherited from class org.apache.hadoop.mapreduce.Mapper

    run

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

    • DiffTableMapper

      public DiffTableMapper()

  • Method Details

    • setup

      public void setup(org.apache.hadoop.mapreduce.Mapper<org.ojai.Value,com.mapr.db.rowcol.DBDocumentImpl,com.mapr.db.mapreduce.impl.ByteBufWritableComparable,com.mapr.db.mapreduce.impl.ByteBufWritableComparable>.org.apache.hadoop.mapreduce.Mapper.Context context) throws IOException
      Overrides:
      setup in class org.apache.hadoop.mapreduce.Mapper<org.ojai.Value,com.mapr.db.rowcol.DBDocumentImpl,com.mapr.db.mapreduce.impl.ByteBufWritableComparable,com.mapr.db.mapreduce.impl.ByteBufWritableComparable>
      Throws:
      IOException

    • map

      public void map(org.ojai.Value key, com.mapr.db.rowcol.DBDocumentImpl value, org.apache.hadoop.mapreduce.Mapper<org.ojai.Value,com.mapr.db.rowcol.DBDocumentImpl,com.mapr.db.mapreduce.impl.ByteBufWritableComparable,com.mapr.db.mapreduce.impl.ByteBufWritableComparable>.org.apache.hadoop.mapreduce.Mapper.Context context) throws IOException, InterruptedException
      Overrides:
      map in class org.apache.hadoop.mapreduce.Mapper<org.ojai.Value,com.mapr.db.rowcol.DBDocumentImpl,com.mapr.db.mapreduce.impl.ByteBufWritableComparable,com.mapr.db.mapreduce.impl.ByteBufWritableComparable>
      Throws:
      IOException
      InterruptedException

    • notifyMismatch

      public void notifyMismatch()
      Specified by:
      notifyMismatch in interface FailureTracker

    • shouldExit

      public boolean shouldExit()
      Specified by:
      shouldExit in interface FailureTracker

    • cleanup

      protected void cleanup(org.apache.hadoop.mapreduce.Mapper<org.ojai.Value,com.mapr.db.rowcol.DBDocumentImpl,com.mapr.db.mapreduce.impl.ByteBufWritableComparable,com.mapr.db.mapreduce.impl.ByteBufWritableComparable>.org.apache.hadoop.mapreduce.Mapper.Context context) throws IOException, InterruptedException
      Overrides:
      cleanup in class org.apache.hadoop.mapreduce.Mapper<org.ojai.Value,com.mapr.db.rowcol.DBDocumentImpl,com.mapr.db.mapreduce.impl.ByteBufWritableComparable,com.mapr.db.mapreduce.impl.ByteBufWritableComparable>
      Throws:
      IOException
      InterruptedException