dol: initial dol commit

[jump.git] / dol / src / dol / visitor / Visitor.java

diff --git a/dol/src/dol/visitor/Visitor.java b/dol/src/dol/visitor/Visitor.java
new file mode 100644 (file)
index 0000000..3af1dd8
--- /dev/null
+++ b/dol/src/dol/visitor/Visitor.java
@@ -0,0 +1,9 @@
+/* $Id: Visitor.java 1 2010-02-24 13:03:05Z haidw $ */
+package dol.visitor;
+
+/**
+ * This class is a marker Class, to indicate that derived classes are all
+ * visitor.
+ */
+public interface Visitor {
+}