org.apache.pig.backend.hadoop.hbase

Class HBaseStorage.ColumnInfo

java.lang.Object

org.apache.pig.backend.hadoop.hbase.HBaseStorage.ColumnInfo

Enclosing class:

HBaseStorage

public class HBaseStorage.ColumnInfo
extends Object

Class to encapsulate logic around which column names were specified in each position of the column list. Users can specify columns names in one of 4 ways: 'Foo:', 'Foo:*', 'Foo:bar*' or 'Foo:bar'. The first 3 result in a Map being added to the tuple, while the last results in a scalar. The 3rd form results in a prefix-filtered Map.

Constructor Summary

Constructors

Constructor and Description
ColumnInfo(String colName)

Method Summary

Modifier and Type	Method and Description
byte[]	getColumnFamily()
byte[]	getColumnName()
byte[]	getColumnPrefix()
boolean	hasPrefixMatch(byte[] qualifier)
boolean	isColumnMap()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

ColumnInfo

public ColumnInfo(String colName)

Method Detail

getColumnFamily

public byte[] getColumnFamily()

getColumnName

public byte[] getColumnName()

getColumnPrefix

public byte[] getColumnPrefix()

isColumnMap

public boolean isColumnMap()

hasPrefixMatch

public boolean hasPrefixMatch(byte[] qualifier)

toString

public String toString()

Overrides:

toString in class Object