Class ReadFailureException

A Server failure (non-timeout) during a read query.

Inheritance

System.Object

System.Exception

DriverException

QueryValidationException

QueryExecutionException

ReadFailureException

Implements

System.Runtime.Serialization.ISerializable

Inherited Members

System.Exception.GetBaseException()

System.Exception.GetObjectData(System.Runtime.Serialization.SerializationInfo, System.Runtime.Serialization.StreamingContext)

System.Exception.GetType()

System.Exception.ToString()

System.Exception.Data

System.Exception.HelpLink

System.Exception.HResult

System.Exception.InnerException

System.Exception.Message

System.Exception.Source

System.Exception.StackTrace

System.Exception.TargetSite

System.Exception.SerializeObjectState

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.MemberwiseClone()

System.Object.ReferenceEquals(System.Object, System.Object)

Namespace: Dse

Assembly: Dse.dll

Syntax

public class ReadFailureException : QueryExecutionException, ISerializable

Constructors

ReadFailureException(ConsistencyLevel, Int32, Int32, Boolean, IDictionary<IPAddress, Int32>)

Creates a new instance of ReadFailureException providing the failure reasons dictionary.

Declaration

public ReadFailureException(ConsistencyLevel consistency, int received, int required, bool dataPresent, IDictionary<IPAddress, int> reasons)

Parameters

Type	Name	Description
ConsistencyLevel	consistency
System.Int32	received
System.Int32	required
System.Boolean	dataPresent
System.Collections.Generic.IDictionary<System.Net.IPAddress, System.Int32>	reasons

ReadFailureException(ConsistencyLevel, Int32, Int32, Boolean, Int32)

Declaration

public ReadFailureException(ConsistencyLevel consistency, int received, int required, bool dataPresent, int failures)

Parameters

Type	Name	Description
ConsistencyLevel	consistency
System.Int32	received
System.Int32	required
System.Boolean	dataPresent
System.Int32	failures

Properties

ConsistencyLevel

Gets the consistency level of the operation

Declaration

public ConsistencyLevel ConsistencyLevel { get; }

Property Value

Type	Description
ConsistencyLevel

Failures

Gets the number of nodes that experienced a failure while executing the request.

Declaration

public int Failures { get; }

Property Value

Type	Description
System.Int32

Reasons

Gets a failure reason code for each node that failed.

On older protocol versions, an empty map and only the number of Failures is provided.

Declaration

public IDictionary<IPAddress, int> Reasons { get; }

Property Value

Type	Description
System.Collections.Generic.IDictionary<System.Net.IPAddress, System.Int32>

ReceivedAcknowledgements

Gets the number of replica that had acknowledged/responded to the operation

Declaration

public int ReceivedAcknowledgements { get; }

Property Value

Type	Description
System.Int32

RequiredAcknowledgements

Gets the minimum number of replica acknowledgements/responses that were required to fulfill the operation.

Declaration

public int RequiredAcknowledgements { get; }

Property Value

Type	Description
System.Int32

WasDataRetrieved

Declaration

public bool WasDataRetrieved { get; }

Property Value

Type	Description
System.Boolean

Implements

System.Runtime.Serialization.ISerializable