1 files changed, 10 insertions, 0 deletions
diff --git a/src/main/java/com/benburwell/planes/sbs/DataSource.java b/src/main/java/com/benburwell/planes/sbs/DataSource.java
new file mode 100644
index 0000000..961c6e2
--- /dev/null
+++ b/src/main/java/com/benburwell/planes/sbs/DataSource.java
@@ -0,0 +1,10 @@
+package com.benburwell.planes.sbs;
+
+/**
+ * Created by ben on 11/15/16.
+ */
+public interface DataSource {
+    void subscribe(DataListener listener);
+    void open();
+    void close();
+}