Package org.apache.cassandra.utils.memory

Class ByteBufferCloner

java.lang.Object

org.apache.cassandra.utils.memory.ByteBufferCloner

All Implemented Interfaces:

Cloner

Direct Known Subclasses:

HeapCloner

public abstract class ByteBufferCloner
extends Object
implements Cloner

Cloner class that can be use to clone partition elements using on-heap or off-heap buffers.

Constructor Summary

Constructors

Constructor	Description
ByteBufferCloner()

Method Summary

Modifier and Type	Method	Description
abstract ByteBuffer	allocate(int size)	Allocate a slice of the given length.
final ByteBuffer	clone(byte[] bytes)
final ByteBuffer	clone(ByteBuffer buffer)
Clustering<?>	clone(Clustering<?> clustering)	Clones the specified clustering.
DecoratedKey	clone(DecoratedKey key)	Clones the specified key.
Cell<?>	clone(Cell<?> cell)	Clones the specified cell.
final <V> ByteBuffer	clone(V value, ValueAccessor<V> accessor)

Methods inherited from class java.lang.Object

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

Constructor Details

ByteBufferCloner

public ByteBufferCloner()

Method Details

allocate

public abstract ByteBuffer allocate(int size)

Allocate a slice of the given length.

clone

public DecoratedKey clone(DecoratedKey key)

Description copied from interface: Cloner

Clones the specified key.

Specified by:

clone in interface Cloner

Parameters:

key - the key to clone

Returns:

the cloned key

clone

public Clustering<?> clone(Clustering<?> clustering)

Description copied from interface: Cloner

Clones the specified clustering.

Specified by:

clone in interface Cloner

Parameters:

clustering - the clustering to clone

Returns:

the cloned clustering

clone

public Cell<?> clone(Cell<?> cell)

Description copied from interface: Cloner

Clones the specified cell.

Specified by:

clone in interface Cloner

Parameters:

cell - the cell to clone

Returns:

the cloned cell

clone

public final ByteBuffer clone(ByteBuffer buffer)

clone

public final ByteBuffer clone(byte[] bytes)

clone

public final <V> ByteBuffer clone(V value,
 ValueAccessor<V> accessor)