1 files changed, 7 insertions, 0 deletions
diff --git a/src/org/happysanta/gd/DoubleCallback.java b/src/org/happysanta/gd/DoubleCallback.java
new file mode 100644
index 0000000..f7d6b7e
--- /dev/null
+++ b/src/org/happysanta/gd/DoubleCallback.java
@@ -0,0 +1,7 @@
+package org.happysanta.gd;
+
+public interface DoubleCallback extends Callback {
+
+	public abstract void onFail();
+
+}