Class NoHostAvailableException

Exception thrown when a query cannot be performed because no host are available. This exception is thrown if

• either there is no host live in the cluster at the moment of the query
• all host that have been tried have failed due to a connection problem

For debugging purpose, the list of hosts that have been tried along with the failure cause can be retrieved using the #errors method.

Inheritance

object

Exception

DriverException

NoHostAvailableException

Implements

ISerializable

Inherited Members

Exception.GetBaseException()

Exception.GetObjectData(SerializationInfo, StreamingContext)

Exception.GetType()

Exception.ToString()

Exception.Data

Exception.HelpLink

Exception.HResult

Exception.InnerException

Exception.Message

Exception.Source

Exception.StackTrace

Exception.TargetSite

Exception.SerializeObjectState

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

Namespace: Cassandra

Assembly: Cassandra.dll

Syntax

[Serializable]
public class NoHostAvailableException : DriverException, ISerializable

Constructors

NoHostAvailableException(Dictionary<IPEndPoint, Exception>)

Declaration

public NoHostAvailableException(Dictionary<IPEndPoint, Exception> errors)

Parameters

Type	Name	Description
Dictionary<IPEndPoint, Exception>	errors

NoHostAvailableException(SerializationInfo, StreamingContext)

Declaration

protected NoHostAvailableException(SerializationInfo info, StreamingContext context)

Parameters

Type	Name	Description
SerializationInfo	info
StreamingContext	context

Properties

Errors

Gets the hosts tried along with descriptions of the error encountered while trying them.

Declaration

public Dictionary<IPEndPoint, Exception> Errors { get; }

Property Value

Type	Description
Dictionary<IPEndPoint, Exception>

Implements

System.Runtime.Serialization.ISerializable