alluxio.worker.dora

Class OpenFileHandle

java.lang.Object

alluxio.worker.dora.OpenFileHandle

public class OpenFileHandle
extends Object

Open File Handle in Dora for write request.

Constructor Summary

Constructors

Constructor and Description
OpenFileHandle(String path, FileInfo info, CreateFilePOptions options, OutputStream ufsOutStream) Construct a new open file handle.

Method Summary

Modifier and Type	Method and Description
void	close() Close this handle.
FileInfo	getInfo() Get info of this handle.
long	getLastAccessTimeMs() Get last accessed time.
CreateFilePOptions	getOptions() Get Alluxio create file options.
OutputStream	getOutStream() Get UFS out stream of this handle.
String	getPath() Get path of this handle.
long	getPos() Get write position of the out stream in this handle.
UUID	getUUID() Get UUID.
boolean	isClosed() Check if this handle is already closed.

Methods inherited from class java.lang.Object

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

Constructor Detail

OpenFileHandle

public OpenFileHandle(String path,
                      FileInfo info,
                      CreateFilePOptions options,
                      @Nullable
                      OutputStream ufsOutStream)

Construct a new open file handle.

Parameters:

path - the path of the file

info - the FileInfo of this file

options - the options of create

ufsOutStream - the UFS output stream of this file

Method Detail

getUUID

public UUID getUUID()

Get UUID.

Returns:

the UUID of this handle

getLastAccessTimeMs

public long getLastAccessTimeMs()

Get last accessed time.

Returns:

the last accessed time of this handle

getPath

public String getPath()

Get path of this handle.

Returns:

path of this handle

getInfo

public FileInfo getInfo()

Get info of this handle.

Returns:

info of this handle

getPos

public long getPos()

Get write position of the out stream in this handle.

Returns:

write position of the out stream in this handle

getOutStream

public OutputStream getOutStream()

Get UFS out stream of this handle.

Returns:

UFS out stream of this handle

getOptions

public CreateFilePOptions getOptions()

Get Alluxio create file options.

Returns:

the CreateFilePOptions of this operation

isClosed

public boolean isClosed()

Check if this handle is already closed.

Returns:

true if this handle is close, false otherwise

close

public void close()

Close this handle.