message

type ChannelIdentifier interface {
	// ID returns the channel identifier.
	ID() string
}

type ChannelMessageSink interface {
	// SendPluginMessage sends a plugin message to the channel with id.
	SendPluginMessage(id ChannelIdentifier, data []byte) error
}

type ChannelMessageSource interface{}

type ChannelRegistrar interface {
	// Register registers the specified message identifiers to listen on so you can
	// intercept plugin messages on the channel using the PluginMessageEvent.
	Register(ids ...ChannelIdentifier)
	// Unregister removes the intent to listen for the specified channels.
	Unregister(ids ...ChannelIdentifier)
}

type LegacyChannelIdentifier string // Has just a name field, no namespace and value.

type MinecraftChannelIdentifier struct {
	key.Key
}