org.apache.hadoop.hbase.quotas

Class FileArchiverNotifierImpl

java.lang.Object

org.apache.hadoop.hbase.quotas.FileArchiverNotifierImpl

All Implemented Interfaces:

FileArchiverNotifier

@InterfaceAudience.Private
public class FileArchiverNotifierImpl
extends Object
implements FileArchiverNotifier

Tracks file archiving and updates the hbase quota table.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	FileArchiverNotifierImpl.QuotaSnapshotSizeSerializationException An Exception thrown when SnapshotSize updates to hbase:quota fail to be written.

Constructor Summary

Constructors

Constructor and Description
FileArchiverNotifierImpl(Connection conn, org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.fs.FileSystem fs, TableName tn)

Method Summary

Modifier and Type	Method and Description
void	addArchivedFiles(Set<Map.Entry<String,Long>> fileSizes) Records a file and its size in bytes being moved to the archive directory.
long	computeAndStoreSnapshotSizes(Collection<String> currentSnapshots) Computes the size of a table and all of its snapshots, recording new "full" sizes for each.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

FileArchiverNotifierImpl

public FileArchiverNotifierImpl(Connection conn,
                                org.apache.hadoop.conf.Configuration conf,
                                org.apache.hadoop.fs.FileSystem fs,
                                TableName tn)

Method Detail

addArchivedFiles

public void addArchivedFiles(Set<Map.Entry<String,Long>> fileSizes)
                      throws IOException

Description copied from interface: FileArchiverNotifier

Records a file and its size in bytes being moved to the archive directory.

Specified by:

addArchivedFiles in interface FileArchiverNotifier

Parameters:

fileSizes - A collection of file name to size in bytes

Throws:

IOException - If there was an IO-related error persisting the file size(s)

computeAndStoreSnapshotSizes

public long computeAndStoreSnapshotSizes(Collection<String> currentSnapshots)
                                  throws IOException

Description copied from interface: FileArchiverNotifier

Computes the size of a table and all of its snapshots, recording new "full" sizes for each.

Specified by:

computeAndStoreSnapshotSizes in interface FileArchiverNotifier

Parameters:

currentSnapshots - the current list of snapshots against this table

Returns:

The total size of all snapshots against this table.

Throws:

IOException - If there was an IO-related error computing or persisting the sizes.

toString

public String toString()

Overrides:

toString in class Object