org.apache.hadoop.hive.common.ndv.fm

Class FMSketchUtils

java.lang.Object

org.apache.hadoop.hive.common.ndv.fm.FMSketchUtils

public class FMSketchUtils
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static byte[]	MAGIC

Constructor Summary

Constructors

Constructor and Description
FMSketchUtils()

Method Summary

Modifier and Type	Method and Description
static FMSketch	deserializeFM(byte[] buf)
static FMSketch	deserializeFM(InputStream in)
static void	serializeFM(OutputStream out, FMSketch fm)

Methods inherited from class java.lang.Object

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

Field Detail

MAGIC

public static final byte[] MAGIC

Constructor Detail

FMSketchUtils

public FMSketchUtils()

Method Detail

serializeFM

public static void serializeFM(OutputStream out,
                               FMSketch fm)
                        throws IOException

Throws:

IOException

deserializeFM

public static FMSketch deserializeFM(byte[] buf)
                              throws IOException

Throws:

IOException

deserializeFM

public static FMSketch deserializeFM(InputStream in)
                              throws IOException

Throws:

IOException