org.apache.hadoop.fs.s3a

Class Listing.AcceptAllButSelfAndS3nDirs

java.lang.Object

org.apache.hadoop.fs.s3a.Listing.AcceptAllButSelfAndS3nDirs

Enclosing class:

Listing

public static class Listing.AcceptAllButSelfAndS3nDirs
extends Object

Accept all entries except the base path and those which map to S3N pseudo directory markers.

Constructor Summary

Constructors

Constructor and Description
AcceptAllButSelfAndS3nDirs(org.apache.hadoop.fs.Path qualifiedPath) Constructor.

Method Summary

Modifier and Type	Method and Description
boolean	accept(org.apache.hadoop.fs.FileStatus status) Predicate to decide whether or not to accept a file status.
boolean	accept(org.apache.hadoop.fs.Path keyPath, com.amazonaws.services.s3.model.S3ObjectSummary summary) Reject a summary entry if the key path is the qualified Path, or it ends with "_$folder$".
boolean	accept(org.apache.hadoop.fs.Path keyPath, String prefix) Accept all prefixes except the one for the base path, "self".

Methods inherited from class java.lang.Object

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

Constructor Detail

AcceptAllButSelfAndS3nDirs

public AcceptAllButSelfAndS3nDirs(org.apache.hadoop.fs.Path qualifiedPath)

Constructor.

Parameters:

qualifiedPath - an already-qualified path.

Method Detail

accept

public boolean accept(org.apache.hadoop.fs.Path keyPath,
                      com.amazonaws.services.s3.model.S3ObjectSummary summary)

Reject a summary entry if the key path is the qualified Path, or it ends with "_$folder$".

Parameters:

keyPath - key path of the entry

summary - summary entry

Returns:

true if the entry is accepted (i.e. that a status entry should be generated.)

accept

public boolean accept(org.apache.hadoop.fs.Path keyPath,
                      String prefix)

Accept all prefixes except the one for the base path, "self".

Parameters:

keyPath - qualified path to the entry

prefix - common prefix in listing.

Returns:

true if the entry is accepted (i.e. that a status entry should be generated.

accept

public boolean accept(org.apache.hadoop.fs.FileStatus status)

Predicate to decide whether or not to accept a file status.

Parameters:

status - file status containing file path information

Returns:

true if the status is accepted else false