org.apache.hadoop.hbase.mapreduce

Class ImportTsv.TsvParser

java.lang.Object

org.apache.hadoop.hbase.mapreduce.ImportTsv.TsvParser

Enclosing class:

ImportTsv

public static class ImportTsv.TsvParser
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ImportTsv.TsvParser.BadTsvLineException

Field Summary

Fields

Modifier and Type	Field and Description
static String	ATTRIBUTES_COLUMN_SPEC
static String	CELL_TTL_COLUMN_SPEC
static String	CELL_VISIBILITY_COLUMN_SPEC
static int	DEFAULT_ATTRIBUTES_COLUMN_INDEX
static int	DEFAULT_CELL_TTL_COLUMN_INDEX
static int	DEFAULT_CELL_VISIBILITY_COLUMN_INDEX
static int	DEFAULT_TIMESTAMP_COLUMN_INDEX
static String	ROWKEY_COLUMN_SPEC
static String	TIMESTAMPKEY_COLUMN_SPEC

Constructor Summary

Constructors

Constructor and Description
ImportTsv.TsvParser(String columnsSpecification, String separatorStr)

Method Summary

Methods

Modifier and Type	Method and Description
int	getAttributesKeyColumnIndex()
int	getCellTTLColumnIndex()
int	getCellVisibilityColumnIndex()
byte[]	getFamily(int idx)
byte[]	getQualifier(int idx)
int	getRowKeyColumnIndex()
int	getTimestampKeyColumnIndex()
boolean	hasAttributes()
boolean	hasCellTTL()
boolean	hasCellVisibility()
boolean	hasTimestamp()
org.apache.hadoop.hbase.mapreduce.ImportTsv.TsvParser.ParsedLine	parse(byte[] lineBytes, int length)
Pair<Integer,Integer>	parseRowKey(byte[] lineBytes, int length) Return starting position and length of row key from the specified line bytes.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_TIMESTAMP_COLUMN_INDEX

public static final int DEFAULT_TIMESTAMP_COLUMN_INDEX

See Also:

Constant Field Values

ROWKEY_COLUMN_SPEC

public static final String ROWKEY_COLUMN_SPEC

See Also:

Constant Field Values

TIMESTAMPKEY_COLUMN_SPEC

public static final String TIMESTAMPKEY_COLUMN_SPEC

See Also:

Constant Field Values

ATTRIBUTES_COLUMN_SPEC

public static final String ATTRIBUTES_COLUMN_SPEC

See Also:

Constant Field Values

CELL_VISIBILITY_COLUMN_SPEC

public static final String CELL_VISIBILITY_COLUMN_SPEC

See Also:

Constant Field Values

CELL_TTL_COLUMN_SPEC

public static final String CELL_TTL_COLUMN_SPEC

See Also:

Constant Field Values

DEFAULT_ATTRIBUTES_COLUMN_INDEX

public static final int DEFAULT_ATTRIBUTES_COLUMN_INDEX

See Also:

Constant Field Values

DEFAULT_CELL_VISIBILITY_COLUMN_INDEX

public static final int DEFAULT_CELL_VISIBILITY_COLUMN_INDEX

See Also:

Constant Field Values

DEFAULT_CELL_TTL_COLUMN_INDEX

public static final int DEFAULT_CELL_TTL_COLUMN_INDEX

See Also:

Constant Field Values

Constructor Detail

ImportTsv.TsvParser

public ImportTsv.TsvParser(String columnsSpecification,
                   String separatorStr)

Parameters:

columnsSpecification - the list of columns to parser out, comma separated. The row key should be the special token TsvParser.ROWKEY_COLUMN_SPEC

separatorStr -

Method Detail

hasTimestamp

public boolean hasTimestamp()

getTimestampKeyColumnIndex

public int getTimestampKeyColumnIndex()

hasAttributes

public boolean hasAttributes()

hasCellVisibility

public boolean hasCellVisibility()

hasCellTTL

public boolean hasCellTTL()

getAttributesKeyColumnIndex

public int getAttributesKeyColumnIndex()

getCellVisibilityColumnIndex

public int getCellVisibilityColumnIndex()

getCellTTLColumnIndex

public int getCellTTLColumnIndex()

getRowKeyColumnIndex

public int getRowKeyColumnIndex()

getFamily

public byte[] getFamily(int idx)

getQualifier

public byte[] getQualifier(int idx)

parse

public org.apache.hadoop.hbase.mapreduce.ImportTsv.TsvParser.ParsedLine parse(byte[] lineBytes,
                                                                     int length)
                                                                       throws ImportTsv.TsvParser.BadTsvLineException

Throws:

ImportTsv.TsvParser.BadTsvLineException

parseRowKey

public Pair<Integer,Integer> parseRowKey(byte[] lineBytes,
                                int length)
                                  throws ImportTsv.TsvParser.BadTsvLineException

Return starting position and length of row key from the specified line bytes.

Parameters:

lineBytes -

length -

Returns:

Pair of row key offset and length.

Throws:

ImportTsv.TsvParser.BadTsvLineException