Package com.mapr.fs.hbase.tools.mapreduce

Class DiffTables

java.lang.Object

org.apache.hadoop.conf.Configured

com.mapr.fs.hbase.tools.mapreduce.DiffTables

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, org.apache.hadoop.util.Tool

public class DiffTables
extends org.apache.hadoop.conf.Configured
implements org.apache.hadoop.util.Tool

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	DiffTables.COUNTERS
static class	DiffTables.Diff
static class	DiffTables.DiffTableMapper
static class	DiffTables.ScanState

Field Summary

Fields

Modifier and Type	Field	Description
static final String	NAME
static String	outputDir
static boolean	shouldExit
static final String	tablesAreDifferent

Constructor Summary

Constructors

Constructor	Description
DiffTables()

Method Summary

Modifier and Type	Method	Description
static boolean	copyMerge(org.apache.hadoop.fs.FileSystem srcFS, org.apache.hadoop.fs.Path srcDir, org.apache.hadoop.fs.FileSystem dstFS, org.apache.hadoop.fs.Path dstFile, org.apache.hadoop.conf.Configuration conf, String prefix)	Copy all files in a directory to one output file (merge).
static org.apache.hadoop.mapreduce.Job	createSubmittableMapReduceJob(org.apache.hadoop.conf.Configuration conf, String[] args)
static boolean	doCommandLine(String[] args)
static void	main(String[] args)
static void	printUsage(String errorMsg)
int	run(String[] args)

Methods inherited from class org.apache.hadoop.conf.Configured

getConf, setConf

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.conf.Configurable

getConf, setConf

Field Details

NAME

public static final String NAME

See Also:

• Constant Field Values

tablesAreDifferent

public static final String tablesAreDifferent

See Also:

• Constant Field Values

outputDir

public static String outputDir

shouldExit

public static boolean shouldExit

Constructor Details

DiffTables

public DiffTables()

Method Details

createSubmittableMapReduceJob

public static org.apache.hadoop.mapreduce.Job createSubmittableMapReduceJob(org.apache.hadoop.conf.Configuration conf,
 String[] args)
                                                                     throws IOException

Throws:

IOException

run

public int run(String[] args)
        throws Exception

Specified by:

run in interface org.apache.hadoop.util.Tool

Throws:

Exception

doCommandLine

public static boolean doCommandLine(String[] args)

printUsage

public static void printUsage(String errorMsg)

copyMerge

public static boolean copyMerge(org.apache.hadoop.fs.FileSystem srcFS,
 org.apache.hadoop.fs.Path srcDir,
 org.apache.hadoop.fs.FileSystem dstFS,
 org.apache.hadoop.fs.Path dstFile,
 org.apache.hadoop.conf.Configuration conf,
 String prefix)
                         throws IOException

Copy all files in a directory to one output file (merge).

Throws:

IOException

main

public static void main(String[] args)
                 throws Exception

Throws:

Exception