org.apache.cassandra.db.streaming

Class ComponentContext

java.lang.Object

org.apache.cassandra.db.streaming.ComponentContext

All Implemented Interfaces:

java.lang.AutoCloseable

public class ComponentContext
extends java.lang.Object
implements java.lang.AutoCloseable

Mutable SSTable components and their hardlinks to avoid concurrent sstable component modification during entire-sstable-streaming.

Method Summary

Modifier and Type	Method and Description
java.nio.channels.FileChannel	channel(Descriptor descriptor, Component component, long size)
void	close()
static ComponentContext	create(Descriptor descriptor)
ComponentManifest	manifest()

Methods inherited from class java.lang.Object

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

Method Detail

create

public static ComponentContext create(Descriptor descriptor)

manifest

public ComponentManifest manifest()

channel

public java.nio.channels.FileChannel channel(Descriptor descriptor,
                                             Component component,
                                             long size)
                                      throws java.io.IOException

Returns:

file channel to be streamed, either original component or hardlinked component.

Throws:

java.io.IOException

close

public void close()

Specified by:

close in interface java.lang.AutoCloseable