/// <summary>
/// Decodes a CloudEvent from a structured-mode message body, represented as a stream. The default implementation copies the
/// content of the stream into a read-only memory segment before passing it to <see cref="DecodeStructuredModeMessage(ReadOnlyMemory{byte}, ContentType, IEnumerable{CloudEventAttribute})"/>
/// but this can be overridden by event formatters that can decode a stream more efficiently.
/// </summary>
/// <param name="messageBody">The message body (content). Must not be null.</param>
/// <param name="contentType">The content type of the message, or null if no content type is known.
/// Typically this is a content type with a media type of "application/cloudevents"; the additional
/// information such as the charset parameter may be needed in order to decode the message body.</param>
/// <param name="extensionAttributes">The extension attributes to use when populating the CloudEvent. May be null.</param>
/// <returns>The decoded CloudEvent.</returns>
public virtual CloudEvent DecodeStructuredModeMessage(Stream messageBody, ContentType?contentType, IEnumerable <CloudEventAttribute>?extensionAttributes)
{
var bytes = BinaryDataUtilities.ToReadOnlyMemory(messageBody);
return(DecodeStructuredModeMessage(bytes, contentType, extensionAttributes));
}
/// <summary>
/// Decodes a collection CloudEvents from a batch-mode message body, represented as a stream. The default implementation copies the
/// content of the stream into a read-only memory segment before passing it to <see cref="DecodeBatchModeMessage(ReadOnlyMemory{byte}, ContentType, IEnumerable{CloudEventAttribute})"/>
/// but this can be overridden by event formatters that can decode a stream more efficiently.
/// </summary>
/// <param name="body">The message body (content). Must not be null.</param>
/// <param name="contentType">The content type of the message, or null if no content type is known.
/// Typically this is a content type with a media type with a prefix of "application/cloudevents"; the additional
/// information such as the charset parameter may be needed in order to decode the message body.</param>
/// <param name="extensionAttributes">The extension attributes to use when populating the CloudEvent. May be null.</param>
/// <returns>The collection of CloudEvents derived from the batch message body.</returns>
public virtual IReadOnlyList <CloudEvent> DecodeBatchModeMessage(Stream body, ContentType?contentType, IEnumerable <CloudEventAttribute>?extensionAttributes)
{
var bytes = BinaryDataUtilities.ToReadOnlyMemory(body);
return(DecodeBatchModeMessage(bytes, contentType, extensionAttributes));
}