MmappedRegions (apache-cassandra API)

java.lang.Object
- org.apache.cassandra.utils.concurrent.SharedCloseableImpl
- - org.apache.cassandra.io.util.MmappedRegions

Nested Classes
Modifier and Type	Class and Description
`static class`	`MmappedRegions.Region`
`static class`	`MmappedRegions.Tidier`

Fields
Modifier and Type	Field and Description
`static int`	`MAX_SEGMENT_SIZE` In a perfect world, MAX_SEGMENT_SIZE would be final, but we need to test with a smaller size

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`closeQuietly()`
`static MmappedRegions`	`empty(ChannelProxy channel)`
`void`	`extend(long length)`
`MmappedRegions.Region`	`floor(long position)`
`boolean`	`isEmpty()`
`boolean`	`isValid(ChannelProxy channel)`
`static MmappedRegions`	`map(ChannelProxy channel, CompressionMetadata metadata)`
`static MmappedRegions`	`map(ChannelProxy channel, long length)`
`MmappedRegions`	`sharedCopy()`

Methods inherited from class org.apache.cassandra.utils.concurrent.SharedCloseableImpl
addTo, close, close, isCleanedUp

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

public static MmappedRegions empty(ChannelProxy channel)

public static MmappedRegions map(ChannelProxy channel,
                                 CompressionMetadata metadata)

Parameters:: channel - file to map. the MmappedRegions instance will hold shared copy of given channel.; metadata -
Returns:: new instance

public static MmappedRegions map(ChannelProxy channel,
                                 long length)

public boolean isValid(ChannelProxy channel)

public MmappedRegions.Region floor(long position)

Class MmappedRegions