org.apache.hadoop.hbase.io.hfile

Class NoOpIndexBlockEncoder

java.lang.Object

org.apache.hadoop.hbase.io.hfile.NoOpIndexBlockEncoder

All Implemented Interfaces:

HFileIndexBlockEncoder

@InterfaceAudience.Private
public class NoOpIndexBlockEncoder
extends Object
implements HFileIndexBlockEncoder

Does not perform any kind of encoding/decoding.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	NoOpIndexBlockEncoder.NoOpEncodedSeeker

Nested classes/interfaces inherited from interface org.apache.hadoop.hbase.io.hfile.HFileIndexBlockEncoder

HFileIndexBlockEncoder.EncodedSeeker

Field Summary

Fields

Modifier and Type	Field and Description
static NoOpIndexBlockEncoder	INSTANCE

Fields inherited from interface org.apache.hadoop.hbase.io.hfile.HFileIndexBlockEncoder

INDEX_BLOCK_ENCODING

Method Summary

Modifier and Type	Method and Description
HFileIndexBlockEncoder.EncodedSeeker	createSeeker()
void	encode(BlockIndexChunk blockIndexChunk, boolean rootIndexBlock, DataOutput out)
IndexBlockEncoding	getIndexBlockEncoding() Returns the index block encoding
void	saveMetadata(HFile.Writer writer) Save metadata in HFile which will be written to disk
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final NoOpIndexBlockEncoder INSTANCE

Method Detail

saveMetadata

public void saveMetadata(HFile.Writer writer)

Description copied from interface: HFileIndexBlockEncoder

Save metadata in HFile which will be written to disk

Specified by:

saveMetadata in interface HFileIndexBlockEncoder

Parameters:

writer - writer for a given HFile

encode

public void encode(BlockIndexChunk blockIndexChunk,
                   boolean rootIndexBlock,
                   DataOutput out)
            throws IOException

Specified by:

encode in interface HFileIndexBlockEncoder

Throws:

IOException

getIndexBlockEncoding

public IndexBlockEncoding getIndexBlockEncoding()

Description copied from interface: HFileIndexBlockEncoder

Returns the index block encoding

Specified by:

getIndexBlockEncoding in interface HFileIndexBlockEncoder

createSeeker

public HFileIndexBlockEncoder.EncodedSeeker createSeeker()

Specified by:

createSeeker in interface HFileIndexBlockEncoder

toString

public String toString()

Overrides:

toString in class Object