alluxio.underfs

Class UfsFileStatus

java.lang.Object

alluxio.underfs.UfsStatus

alluxio.underfs.UfsFileStatus

@NotThreadSafe
public class UfsFileStatus
extends UfsStatus

Information about a file in UnderFileSystem.

Field Summary

Fields

Modifier and Type	Field and Description
static String	INVALID_CONTENT_HASH
protected long	mBlockSize
protected String	mContentHash
protected long	mContentLength
static long	UNKNOWN_BLOCK_SIZE

Fields inherited from class alluxio.underfs.UfsStatus

mGroup, mIsDirectory, mLastModifiedTimeMs, mMode, mName, mOwner, mXAttr

Constructor Summary

Constructors

Constructor and Description
UfsFileStatus(String name, String contentHash, long contentLength, Long lastModifiedTimeMs, String owner, String group, short mode) Deprecated. as of 2.1.0, use #UfsFileStatus(String, String, long, long, String, String, short, long).
UfsFileStatus(String name, String contentHash, long contentLength, Long lastModifiedTimeMs, String owner, String group, short mode, long blockSize) Creates new instance of UfsFileStatus without any extended attributes.
UfsFileStatus(String name, String contentHash, long contentLength, Long lastModifiedTimeMs, String owner, String group, short mode, Map<String,byte[]> xAttr) Deprecated. as of 2.1.0, use #UfsFileStatus(String, String, long, long, String, String, short, Map, long)
UfsFileStatus(String name, String contentHash, long contentLength, Long lastModifiedTimeMs, String owner, String group, short mode, Map<String,byte[]> xAttr, long blockSize) Creates new instance of UfsFileStatus.
UfsFileStatus(UfsFileStatus status) Creates a new instance of UfsFileStatus as a copy.

Method Summary

Modifier and Type	Method and Description
UfsFileStatus	copy() Create a copy of UfsStatus.
long	getBlockSize()
String	getContentHash()
long	getContentLength() Get the content size in bytes.
String	toString()

Methods inherited from class alluxio.underfs.UfsStatus

convertToNames, equals, getGroup, getLastModifiedTime, getMode, getName, getOwner, getXAttr, hashCode, isDirectory, isFile, setName, toStringHelper

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

INVALID_CONTENT_HASH

public static final String INVALID_CONTENT_HASH

See Also:

Constant Field Values

UNKNOWN_BLOCK_SIZE

public static final long UNKNOWN_BLOCK_SIZE

See Also:

Constant Field Values

mContentHash

protected final String mContentHash

mContentLength

protected final long mContentLength

mBlockSize

protected final long mBlockSize

Constructor Detail

UfsFileStatus

public UfsFileStatus(String name,
                     String contentHash,
                     long contentLength,
                     @Nullable
                     Long lastModifiedTimeMs,
                     String owner,
                     String group,
                     short mode,
                     @Nullable
                     Map<String,byte[]> xAttr,
                     long blockSize)

Creates new instance of UfsFileStatus.

Parameters:

name - relative path of file

contentHash - hash of the file contents

contentLength - in bytes

lastModifiedTimeMs - UTC time

owner - of the file

group - of the file

mode - of the file

xAttr - extended attributes, if any

blockSize - blocksize, -1 if unknown

UfsFileStatus

public UfsFileStatus(String name,
                     String contentHash,
                     long contentLength,
                     @Nullable
                     Long lastModifiedTimeMs,
                     String owner,
                     String group,
                     short mode,
                     long blockSize)

Creates new instance of UfsFileStatus without any extended attributes.

Parameters:

name - relative path of file

contentHash - hash of the file contents

contentLength - in bytes

lastModifiedTimeMs - UTC time

owner - of the file

group - of the file

mode - of the file

blockSize - blocksize, -1 if unknown

UfsFileStatus

@Deprecated
public UfsFileStatus(String name,
                                 String contentHash,
                                 long contentLength,
                                 @Nullable
                                 Long lastModifiedTimeMs,
                                 String owner,
                                 String group,
                                 short mode,
                                 @Nullable
                                 Map<String,byte[]> xAttr)

Deprecated. as of 2.1.0, use #UfsFileStatus(String, String, long, long, String, String, short, Map, long)

Creates new instance of UfsFileStatus.

Parameters:

name - relative path of file

contentHash - hash of the file contents

contentLength - in bytes

lastModifiedTimeMs - UTC time

owner - of the file

group - of the file

mode - of the file

xAttr - extended attributes, if any

UfsFileStatus

@Deprecated
public UfsFileStatus(String name,
                                 String contentHash,
                                 long contentLength,
                                 @Nullable
                                 Long lastModifiedTimeMs,
                                 String owner,
                                 String group,
                                 short mode)

Deprecated. as of 2.1.0, use #UfsFileStatus(String, String, long, long, String, String, short, long).

Creates a new instance of UfsFileStatus without any extended attributes.

Parameters:

name - relative path of file

contentHash - hash of the file contents

contentLength - in bytes

lastModifiedTimeMs - UTC time

owner - of the file

group - of the file

mode - of the file

UfsFileStatus

public UfsFileStatus(UfsFileStatus status)

Creates a new instance of UfsFileStatus as a copy.

Parameters:

status - file information to copy

Method Detail

copy

public UfsFileStatus copy()

Description copied from class: UfsStatus

Create a copy of UfsStatus.

Specified by:

copy in class UfsStatus

Returns:

new instance as a copy

getContentHash

public String getContentHash()

Returns:

the hash of the file contents

getContentLength

public long getContentLength()

Get the content size in bytes.

Returns:

file size in bytes

getBlockSize

public long getBlockSize()

Returns:

the block size in bytes, -1 if unknown

toString

public String toString()

Overrides:

toString in class Object