Package org.apache.hadoop.fs.http.server

Class FSOperations.FSListXAttrs

java.lang.Object

org.apache.hadoop.fs.http.server.FSOperations.FSListXAttrs

All Implemented Interfaces:

FileSystemAccess.FileSystemExecutor<java.util.Map>

Enclosing class:

FSOperations

@Private
public static class FSOperations.FSListXAttrs
extends java.lang.Object
implements FileSystemAccess.FileSystemExecutor<java.util.Map>

Executor that performs listing xattrs FileSystemAccess files system operation.

Constructor Summary

Constructors

Constructor	Description
FSListXAttrs(java.lang.String path)	Creates listing xattrs executor.

Method Summary

Modifier and Type	Method	Description
java.util.Map	execute(org.apache.hadoop.fs.FileSystem fs)	Executes the filesystem operation.

Methods inherited from class java.lang.Object

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

Constructor Detail

FSListXAttrs

public FSListXAttrs(java.lang.String path)

Creates listing xattrs executor.

Parameters:

path - the path to retrieve the xattrs.

Method Detail

execute

public java.util.Map execute(org.apache.hadoop.fs.FileSystem fs)
                      throws java.io.IOException

Executes the filesystem operation.

Specified by:

execute in interface FileSystemAccess.FileSystemExecutor<java.util.Map>

Parameters:

fs - filesystem instance to use.

Returns:

Map a map object (JSON friendly) with the xattr names.

Throws:

java.io.IOException - thrown if an IO error occurred.