Package org.apache.cassandra.io.sstable

Class UUIDBasedSSTableId

java.lang.Object

org.apache.cassandra.io.sstable.UUIDBasedSSTableId

All Implemented Interfaces:

Comparable<UUIDBasedSSTableId>, CellSourceIdentifier, SSTableId

public final class UUIDBasedSSTableId
extends Object
implements SSTableId, Comparable<UUIDBasedSSTableId>

SSTable generation identifiers that can be stored across nodes in one directory/bucket

Uses the UUID v1 identifiers

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	UUIDBasedSSTableId.Builder

Field Summary

Fields

Modifier and Type	Field	Description
static final int	BYTES_LEN
static final int	STRING_LEN

Constructor Summary

Constructors

Constructor	Description
UUIDBasedSSTableId(TimeUUID uuid)

Method Summary

Modifier and Type	Method	Description
ByteBuffer	asBytes()	Creates a byte format of the identifier that can be parsed by SSTableId.Builder.fromBytes(ByteBuffer)
int	compareTo(UUIDBasedSSTableId o)
boolean	equals(Object o)
int	hashCode()
String	toString()	Creates a String format of the identifier that can be parsed by SSTableId.Builder.fromString(String)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.cassandra.db.CellSourceIdentifier

isEqualSource

Field Details

STRING_LEN

public static final int STRING_LEN

See Also:

• Constant Field Values

BYTES_LEN

public static final int BYTES_LEN

See Also:

• Constant Field Values

Constructor Details

UUIDBasedSSTableId

public UUIDBasedSSTableId(TimeUUID uuid)

Method Details

asBytes

public ByteBuffer asBytes()

Description copied from interface: SSTableId

Creates a byte format of the identifier that can be parsed by SSTableId.Builder.fromBytes(ByteBuffer)

Specified by:

asBytes in interface SSTableId

toString

public String toString()

Description copied from interface: SSTableId

Creates a String format of the identifier that can be parsed by SSTableId.Builder.fromString(String)

Must not contain any Descriptor.FILENAME_SEPARATOR character as it is used in the Descriptor see Descriptor.fromFileWithComponent(File)

Specified by:

toString in interface SSTableId

Overrides:

toString in class Object

compareTo

public int compareTo(UUIDBasedSSTableId o)

Specified by:

compareTo in interface Comparable<UUIDBasedSSTableId>

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object