rename transport to api

api/writer.go

@@ -0,0 +1,17 @@
+package api
+
+// Writer interface defines the required methods
+// to send messages over an channel.
+type Writer interface {
+	// Write writes a message over a channel.
+	// The message may or may not be buffered depending on the implementation.
+	Write(channel Channel, payload []byte) error
+
+	// Flush writes any buffered messages to the channel.
+	// If the implementation does not support buffering. this is a noop.
+	Flush() error
+
+	// Close closes the writer
+	// Any blocked Flush or Write operations will be unblocked.
+	Close() error
+}