alluxio.exception.status

Class AlluxioStatusException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.io.IOException

alluxio.exception.status.AlluxioStatusException

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

AbortedException, AlreadyExistsException, CancelledException, DataLossException, DeadlineExceededException, FailedPreconditionException, InternalException, InvalidArgumentException, NotFoundException, OutOfRangeException, PermissionDeniedException, ResourceExhaustedException, UnauthenticatedException, UnavailableException, UnimplementedException, UnknownException

public class AlluxioStatusException
extends IOException

An exception thrown by Alluxio. getStatusCode() can be used to determine the represented class of error.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
AlluxioStatusException(io.grpc.Status status)

Method Summary

Modifier and Type	Method and Description
static AlluxioStatusException	from(io.grpc.Status status) Converts an Alluxio exception from status and message representation to native representation.
static AlluxioStatusException	fromAlluxioException(AlluxioException ae) Converts checked Alluxio exceptions to Alluxio status exceptions.
static AlluxioStatusException	fromIOException(IOException ioe) Converts an IOException to a corresponding status exception.
static AlluxioStatusException	fromStatusRuntimeException(io.grpc.StatusRuntimeException e) Converts a gRPC StatusRuntimeException to an Alluxio status exception.
static AlluxioStatusException	fromThrowable(Throwable t) Converts an arbitrary throwable to an Alluxio status exception.
io.grpc.Status	getStatus()
io.grpc.Status.Code	getStatusCode()
AlluxioException	toAlluxioException()
io.grpc.StatusException	toGrpcStatusException()

Methods inherited from class java.lang.Throwable

addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

AlluxioStatusException

public AlluxioStatusException(io.grpc.Status status)

Parameters:

status - the status code for this exception

Method Detail

getStatus

public io.grpc.Status getStatus()

Returns:

the internal status for this exception

getStatusCode

public io.grpc.Status.Code getStatusCode()

Returns:

the status code for this exception

toAlluxioException

public AlluxioException toAlluxioException()

Returns:

a specific AlluxioException corresponding to this exception if there is one; otherwise return a generic AlluxioException

toGrpcStatusException

public io.grpc.StatusException toGrpcStatusException()

Returns:

a gRPC status exception representation of this exception

from

public static AlluxioStatusException from(io.grpc.Status status)

Converts an Alluxio exception from status and message representation to native representation. The status must not be null or Status.OK.

Parameters:

status - the status

Returns:

an AlluxioStatusException for the given status and message

fromThrowable

public static AlluxioStatusException fromThrowable(Throwable t)

Converts an arbitrary throwable to an Alluxio status exception. This method should be used with caution because it could potentially convert an unchecked exception (indicating a bug) to a checked Alluxio status exception.

Parameters:

t - a throwable

Returns:

the converted AlluxioStatusException

fromStatusRuntimeException

public static AlluxioStatusException fromStatusRuntimeException(io.grpc.StatusRuntimeException e)

Converts a gRPC StatusRuntimeException to an Alluxio status exception.

Parameters:

e - a gRPC StatusRuntimeException

Returns:

the converted AlluxioStatusException

fromAlluxioException

public static AlluxioStatusException fromAlluxioException(AlluxioException ae)

Converts checked Alluxio exceptions to Alluxio status exceptions.

Parameters:

ae - the Alluxio exception to convert

Returns:

the converted AlluxioStatusException

fromIOException

public static AlluxioStatusException fromIOException(IOException ioe)

Converts an IOException to a corresponding status exception. Unless special cased, IOExceptions are converted to UnavailableException.

Parameters:

ioe - the IO exception to convert

Returns:

the corresponding status exception