Class PartitionKeyAttribute
Namespace: Momentum.Extensions.Abstractions.Messaging
Assembly: Momentum.Extensions.Abstractions.dll
Marks a property as the source for the partition key in distributed events.
[AttributeUsage(AttributeTargets.Property|AttributeTargets.Parameter)]
public class PartitionKeyAttribute : AttributeInheritance
object ← Attribute ← PartitionKeyAttribute
Inherited Members
Attribute.GetCustomAttributes(MemberInfo, Type), Attribute.GetCustomAttributes(MemberInfo, Type, bool), Attribute.GetCustomAttributes(MemberInfo), Attribute.GetCustomAttributes(MemberInfo, bool), Attribute.IsDefined(MemberInfo, Type), Attribute.IsDefined(MemberInfo, Type, bool), Attribute.GetCustomAttribute(MemberInfo, Type), Attribute.GetCustomAttribute(MemberInfo, Type, bool), Attribute.GetCustomAttributes(ParameterInfo), Attribute.GetCustomAttributes(ParameterInfo, Type), Attribute.GetCustomAttributes(ParameterInfo, Type, bool), Attribute.GetCustomAttributes(ParameterInfo, bool), Attribute.IsDefined(ParameterInfo, Type), Attribute.IsDefined(ParameterInfo, Type, bool), Attribute.GetCustomAttribute(ParameterInfo, Type), Attribute.GetCustomAttribute(ParameterInfo, Type, bool), Attribute.GetCustomAttributes(Module, Type), Attribute.GetCustomAttributes(Module), Attribute.GetCustomAttributes(Module, bool), Attribute.GetCustomAttributes(Module, Type, bool), Attribute.IsDefined(Module, Type), Attribute.IsDefined(Module, Type, bool), Attribute.GetCustomAttribute(Module, Type), Attribute.GetCustomAttribute(Module, Type, bool), Attribute.GetCustomAttributes(Assembly, Type), Attribute.GetCustomAttributes(Assembly, Type, bool), Attribute.GetCustomAttributes(Assembly), Attribute.GetCustomAttributes(Assembly, bool), Attribute.IsDefined(Assembly, Type), Attribute.IsDefined(Assembly, Type, bool), Attribute.GetCustomAttribute(Assembly, Type), Attribute.GetCustomAttribute(Assembly, Type, bool), Attribute.Equals(object?), Attribute.GetHashCode(), Attribute.Match(object?), Attribute.IsDefaultAttribute(), Attribute.TypeId, object.GetType(), object.MemberwiseClone(), object.ToString(), object.Equals(object?), object.Equals(object?, object?), object.ReferenceEquals(object?, object?), object.GetHashCode()
Examples
public class OrderCreatedEvent
{
[PartitionKey]
public Guid OrderId { get; set; }
}Remarks
Apply this attribute to a property in a distributed event class to indicate that its value should be used as the partition key for message routing.
Constructors
PartitionKeyAttribute()
public PartitionKeyAttribute()Properties
Order
Gets or sets the order of this partition key component when composing a composite partition key from multiple properties.
public int Order { get; set; }Property Value
Remarks
When multiple properties are marked with , they are combined in ascending order to form the final partition key. Lower values are processed first.