org.apache.cassandra.io.util

Class MmappedSegmentedFile

java.lang.Object

org.apache.cassandra.io.util.SegmentedFile

org.apache.cassandra.io.util.MmappedSegmentedFile

public class MmappedSegmentedFile
extends SegmentedFile

Field Summary

Fields

Modifier and Type	Field and Description
static long	MAX_SEGMENT_SIZE

Fields inherited from class org.apache.cassandra.io.util.SegmentedFile

length, onDiskLength, path

Constructor Summary

Constructors

Constructor and Description
MmappedSegmentedFile(java.lang.String path, long length, org.apache.cassandra.io.util.SegmentedFile.Segment[] segments)

Method Summary

Methods

Modifier and Type	Method and Description
void	cleanup() Do whatever action is needed to reclaim ressources used by this SegmentedFile.
FileDataInput	getSegment(long position)

Methods inherited from class org.apache.cassandra.io.util.SegmentedFile

getBuilder, getCompressedBuilder, iterator, toString

Methods inherited from class java.lang.Object

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

Field Detail

MAX_SEGMENT_SIZE

public static long MAX_SEGMENT_SIZE

Constructor Detail

MmappedSegmentedFile

public MmappedSegmentedFile(java.lang.String path,
                    long length,
                    org.apache.cassandra.io.util.SegmentedFile.Segment[] segments)

Method Detail

getSegment

public FileDataInput getSegment(long position)

Specified by:

getSegment in class SegmentedFile

Returns:

The segment containing the given position: must be closed after use.

cleanup

public void cleanup()

Description copied from class: SegmentedFile

Do whatever action is needed to reclaim ressources used by this SegmentedFile.

Specified by:

cleanup in class SegmentedFile