org.apache.accumulo.core.client.lexicoder

Class UUIDLexicoder

java.lang.Object

org.apache.accumulo.core.client.lexicoder.UUIDLexicoder

All Implemented Interfaces:

Encoder<UUID>, Lexicoder<UUID>, org.apache.accumulo.core.iterators.TypedValueCombiner.Encoder<UUID>

public class UUIDLexicoder
extends Object
implements Lexicoder<UUID>

A lexicoder for a UUID that maintains its lexicographic sorting order.

Since:

1.6.0

Constructor Summary

Constructors

Constructor and Description
UUIDLexicoder()

Method Summary

Modifier and Type	Method and Description
UUID	decode(byte[] b)
byte[]	encode(UUID uuid)

Methods inherited from class java.lang.Object

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

Constructor Detail

UUIDLexicoder

public UUIDLexicoder()

Method Detail

encode

public byte[] encode(UUID uuid)

Specified by:

encode in interface org.apache.accumulo.core.iterators.TypedValueCombiner.Encoder<UUID>

See Also:

RFC 4122: A Universally Unique IDentifier (UUID) URN Namespace, "Rules for Lexical Equivalence" in Section 3.

decode

public UUID decode(byte[] b)
            throws org.apache.accumulo.core.iterators.ValueFormatException

Specified by:

decode in interface org.apache.accumulo.core.iterators.TypedValueCombiner.Encoder<UUID>

Throws:

org.apache.accumulo.core.iterators.ValueFormatException