org.apache.hadoop.fs.azurebfs.services

Class AbfsRestOperation

java.lang.Object

org.apache.hadoop.fs.azurebfs.services.AbfsRestOperation

public class AbfsRestOperation
extends Object

The AbfsRestOperation for Rest AbfsClient.

Method Summary

Modifier and Type	Method and Description
TracingContext	createNewTracingContext(TracingContext tracingContext) Creates a new Tracing context before entering the retry loop of a rest operation.
void	execute(TracingContext tracingContext) Execute a AbfsRestOperation.
TracingContext	getLastTracingContext() Returns the tracing contest used for last rest operation made.
List<AbfsHttpHeader>	getRequestHeaders()
AbfsHttpOperation	getResult()
URL	getUrl()
void	hardSetResult(int httpStatus)
boolean	hasResult() Checks if there is non-null HTTP response.
boolean	isARetriedRequest()
void	signRequest(AbfsHttpOperation httpOperation, int bytesToSign) Sign an operation.

Methods inherited from class java.lang.Object

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

Method Detail

hasResult

public boolean hasResult()

Checks if there is non-null HTTP response.

Returns:

true if there is a non-null HTTP response from the ABFS call.

getResult

public AbfsHttpOperation getResult()

hardSetResult

public void hardSetResult(int httpStatus)

getUrl

public URL getUrl()

getRequestHeaders

public List<AbfsHttpHeader> getRequestHeaders()

isARetriedRequest

public boolean isARetriedRequest()

execute

public void execute(TracingContext tracingContext)
             throws AzureBlobFileSystemException

Execute a AbfsRestOperation. Track the Duration of a request if abfsCounters isn't null.

Parameters:

tracingContext - TracingContext instance to track correlation IDs

Throws:

AzureBlobFileSystemException

signRequest

@VisibleForTesting
public void signRequest(AbfsHttpOperation httpOperation,
                                           int bytesToSign)
                                    throws IOException

Sign an operation.

Parameters:

httpOperation - operation to sign

bytesToSign - how many bytes to sign for shared key auth.

Throws:

IOException - failure

createNewTracingContext

@VisibleForTesting
public TracingContext createNewTracingContext(TracingContext tracingContext)

Creates a new Tracing context before entering the retry loop of a rest operation. This will ensure all rest operations have unique tracing context that will be used for all the retries.

Parameters:

tracingContext - original tracingContext.

Returns:

tracingContext new tracingContext object created from original one.

getLastTracingContext

@VisibleForTesting
public final TracingContext getLastTracingContext()

Returns the tracing contest used for last rest operation made.

Returns:

tracingContext lasUserTracingContext.