/// <summary>
/// Compares whether two PartitionSelectors are the same.
/// </summary>
/// <param name="obj">PartitionSelector to compare t.o</param>
/// <returns>true if same false if not.</returns>
public override bool Equals(object obj)
{
PartitionSelector partitionObj = obj as PartitionSelector;
if (partitionObj == null)
{
return(false);
}
if (this.serviceName != partitionObj.serviceName)
{
return(false);
}
if (this.selectorType != partitionObj.selectorType)
{
return(false);
}
if (this.partitionKey != partitionObj.partitionKey)
{
return(false);
}
return(true);
}
private ReplicaSelector(PartitionSelector partitionSelector, ReplicaSelectorType selectorType, long replicaOrInstanceId)
{
Requires.ThrowIfNull(partitionSelector, "partitionSelector");
this.partitionSelector = partitionSelector;
this.selectorType = selectorType;
this.replicaOrInstanceId = replicaOrInstanceId;
this.PowershellParameters = new Dictionary <string, string>();
switch (this.selectorType)
{
case ReplicaSelectorType.Primary:
this.PowershellParameters.Add(ReplicaKind, ReplicaKindPrimary);
break;
case ReplicaSelectorType.RandomSecondary:
this.PowershellParameters.Add(ReplicaKind, ReplicaKindRandomSecondary);
break;
case ReplicaSelectorType.ReplicaId:
this.PowershellParameters.Add(ReplicaOrInstanceIdParameter, this.replicaOrInstanceId.ToString());
break;
case ReplicaSelectorType.Random:
break;
default:
throw new FabricInvalidReplicaSelectorException(string.Format(CultureInfo.CurrentCulture, StringResources.Error_InvalidReplicaSelector, this.selectorType), FabricErrorCode.InvalidReplicaSelector);
}
}
/// <summary>
/// Selects a random replica for the given partition specified by the PartitionSelector.
/// </summary>
/// <param name="partitionSelector">PartitionSelector which indicates the partition whose replica needs to be selected.</param>
/// <returns>Constructed ReplicaSelector.</returns>
public static ReplicaSelector RandomOf(PartitionSelector partitionSelector)
{
return(new ReplicaSelector(partitionSelector, ReplicaSelectorType.Random, -1));
}
/// <summary>
/// Selects a replica based on the ReplicaId for the given partition specified by the PartitionSelector.
/// </summary>
/// <param name="partitionSelector">PartitionSelector which indicates the partition whose replica needs to be selected.</param>
/// <param name="replicaOrInstanceId">ReplicaOrInstanceId for the replica or instance to be selected.</param>
/// <returns>A <see cref="System.Fabric.ReplicaSelector"/> based on the input passed in. </returns>
public static ReplicaSelector ReplicaIdOf(PartitionSelector partitionSelector, long replicaOrInstanceId)
{
return(new ReplicaSelector(partitionSelector, ReplicaSelectorType.ReplicaId, replicaOrInstanceId));
}
/// <summary>
/// Selects the primary replica for the given partition specified by the PartitionSelector.
/// </summary>
/// <param name="partitionSelector">PartitionSelector which indicates the partition whose replica needs to be selected.</param>
/// <returns>Constructed ReplicaSelector.</returns>
public static ReplicaSelector PrimaryOf(PartitionSelector partitionSelector)
{
return(new ReplicaSelector(partitionSelector, ReplicaSelectorType.Primary, -1));
}