org.apache.hadoop.hbase.util

Class FSUtils.BlackListDirFilter

java.lang.Object

org.apache.hadoop.hbase.util.AbstractFileStatusFilter

org.apache.hadoop.hbase.util.FSUtils.BlackListDirFilter

All Implemented Interfaces:

org.apache.hadoop.fs.PathFilter, FileStatusFilter

Direct Known Subclasses:

FSUtils.DirFilter, FSUtils.UserTableDirFilter, SnapshotDescriptionUtils.CompletedSnaphotDirectoriesFilter

Enclosing class:

FSUtils

public static class FSUtils.BlackListDirFilter
extends AbstractFileStatusFilter

Directory filter that doesn't include any of the directories in the specified blacklist

Field Summary

Fields

Modifier and Type	Field and Description
private List<String>	blacklist
private org.apache.hadoop.fs.FileSystem	fs

Constructor Summary

Constructors

Constructor and Description
BlackListDirFilter(org.apache.hadoop.fs.FileSystem fs, List<String> directoryNameBlackList) Create a filter on the givem filesystem with the specified blacklist

Method Summary

Modifier and Type	Method and Description
protected boolean	accept(org.apache.hadoop.fs.Path p, Boolean isDir) Filters out a path.
protected boolean	isValidName(String name)

Methods inherited from class org.apache.hadoop.hbase.util.AbstractFileStatusFilter

accept, accept, isDirectory, isFile

Methods inherited from class java.lang.Object

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

Field Detail

fs

private final org.apache.hadoop.fs.FileSystem fs

blacklist

private List<String> blacklist

Constructor Detail

BlackListDirFilter

public BlackListDirFilter(org.apache.hadoop.fs.FileSystem fs,
                          List<String> directoryNameBlackList)

Create a filter on the givem filesystem with the specified blacklist

Parameters:

fs - filesystem to filter

directoryNameBlackList - list of the names of the directories to filter. If null, all directories are returned

Method Detail

accept

protected boolean accept(org.apache.hadoop.fs.Path p,
                         @CheckForNull
                         Boolean isDir)

Description copied from class: AbstractFileStatusFilter

Filters out a path. Can be given an optional directory hint to avoid filestatus lookup.

Specified by:

accept in class AbstractFileStatusFilter

Parameters:

p - A filesystem path

isDir - An optional boolean indicating whether the path is a directory or not

Returns:

true if the path is accepted, false if the path is filtered out

isValidName

protected boolean isValidName(String name)