org.apache.hadoop.fs.s3a

Class S3AOpContext

java.lang.Object

org.apache.hadoop.fs.s3a.impl.ActiveOperationContext

org.apache.hadoop.fs.s3a.S3AOpContext

Direct Known Subclasses:

S3AReadOpContext

public class S3AOpContext
extends ActiveOperationContext

Class for operation context struct passed through codepaths for main S3AFileSystem operations. Anything op-specific should be moved to a subclass of this. This was originally a base class, but ActiveOperationContext was created to be more minimal and cover many more operation type.

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.hadoop.fs.FileStatus	dstFileStatus FileStatus for "destination" path being operated on.

Constructor Summary

Constructors

Constructor and Description
S3AOpContext(Invoker invoker, org.apache.hadoop.fs.FileSystem.Statistics stats, S3AStatisticsContext instrumentation, org.apache.hadoop.fs.FileStatus dstFileStatus) Constructor.

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.fs.FileStatus	getDstFileStatus()
Invoker	getInvoker()
org.apache.hadoop.fs.FileSystem.Statistics	getStats()

Methods inherited from class org.apache.hadoop.fs.s3a.impl.ActiveOperationContext

getOperationId, getS3AStatisticsContext, newOperationId, toString

Methods inherited from class java.lang.Object

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

Field Detail

dstFileStatus

protected final org.apache.hadoop.fs.FileStatus dstFileStatus

FileStatus for "destination" path being operated on.

Constructor Detail

S3AOpContext

public S3AOpContext(Invoker invoker,
                    @Nullable
                    org.apache.hadoop.fs.FileSystem.Statistics stats,
                    S3AStatisticsContext instrumentation,
                    org.apache.hadoop.fs.FileStatus dstFileStatus)

Constructor.

Parameters:

invoker - invoker, which contains retry policy

stats - optional stats object

instrumentation - instrumentation to use

dstFileStatus - file status from existence check

Method Detail

getInvoker

public Invoker getInvoker()

getStats

@Nullable
public org.apache.hadoop.fs.FileSystem.Statistics getStats()

getDstFileStatus

public org.apache.hadoop.fs.FileStatus getDstFileStatus()