declare namespace org {
    namespace spongepowered {
        namespace api {
            namespace text {
                namespace channel {
                    namespace impl {
                        // @ts-ignore
                         class SimpleMutableMessageChannel extends org.spongepowered.api.text.channel.AbstractMutableMessageChannel {
                            /**
                             * Creates a new mutable {@link MessageChannel}.
                             */
                            constructor()
                            /**
                             * Creates a new mutable {@link MessageChannel} with the provided
                             * {@link Collection} of {@link MessageReceiver}s.
                             */
                            constructor(members: any[] /*java.util.Collection*/)
                        }
                    }
                }
            }
        }
    }
}
