org.apache.hadoop.hive.accumulo.columns

Class HiveAccumuloColumnMapping

java.lang.Object

org.apache.hadoop.hive.accumulo.columns.ColumnMapping

org.apache.hadoop.hive.accumulo.columns.HiveAccumuloColumnMapping

public class HiveAccumuloColumnMapping
extends ColumnMapping

A Hive column which maps to a column family and column qualifier pair in Accumulo

Field Summary

Fields

Modifier and Type	Field and Description
protected String	columnFamily
protected byte[]	columnFamilyBytes
protected String	columnQualifier
protected byte[]	columnQualifierBytes

Fields inherited from class org.apache.hadoop.hive.accumulo.columns.ColumnMapping

columnName, columnType, encoding, mappingSpec

Constructor Summary

Constructors

Constructor and Description
HiveAccumuloColumnMapping(String cf, String cq, ColumnEncoding encoding, String columnName, String columnType)

Method Summary

Methods

Modifier and Type	Method and Description
String	getColumnFamily()
byte[]	getColumnFamilyBytes() Cached bytes for the columnFamily.
String	getColumnQualifier()
byte[]	getColumnQualifierBytes() Cached bytes for the columnQualifier.
String	serialize()
String	toString()

Methods inherited from class org.apache.hadoop.hive.accumulo.columns.ColumnMapping

getColumnName, getColumnType, getEncoding, getMappingSpec

Methods inherited from class java.lang.Object

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

Field Detail

columnFamily

protected String columnFamily

columnQualifier

protected String columnQualifier

columnFamilyBytes

protected byte[] columnFamilyBytes

columnQualifierBytes

protected byte[] columnQualifierBytes

Constructor Detail

HiveAccumuloColumnMapping

public HiveAccumuloColumnMapping(String cf,
                         String cq,
                         ColumnEncoding encoding,
                         String columnName,
                         String columnType)

Method Detail

getColumnFamily

public String getColumnFamily()

getColumnFamilyBytes

public byte[] getColumnFamilyBytes()

Cached bytes for the columnFamily. Modifications to the bytes will affect those stored in this ColumnMapping -- such modifications are highly recommended against.

Returns:

UTF8 formatted bytes

getColumnQualifier

public String getColumnQualifier()

getColumnQualifierBytes

public byte[] getColumnQualifierBytes()

Cached bytes for the columnQualifier. Modifications to the bytes will affect those stored in this ColumnMapping -- such modifications are highly recommended against.

Returns:

UTF8 formatted bytes

serialize

public String serialize()

toString

public String toString()

Overrides:

toString in class Object