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[utils] / system / general / src / main / java / org / wamblee / system / graph / Visitor.java

diff --git a/system/general/src/main/java/org/wamblee/system/graph/Visitor.java b/system/general/src/main/java/org/wamblee/system/graph/Visitor.java
index 9c3240e0a09f92abd85cdedd7ba7308ade6c141b..e65a535c062b4f6c656a1c25b555ad7c00462d89 100644 (file)
--- a/system/general/src/main/java/org/wamblee/system/graph/Visitor.java
+++ b/system/general/src/main/java/org/wamblee/system/graph/Visitor.java
@@ -15,9 +15,22 @@
  */ 
 package org.wamblee.system.graph;
 
+/**
+ * Visitor of a graph. 
+ * @author Erik Brakkee.
+ *
+ */
 public interface Visitor {
 
+    /**
+     * Visits a node. Called by {@link Graph#accept(Visitor)}.
+     * @param aNode Node to visit. 
+     */
     void visitNode(Node aNode); 
     
+    /**
+     * Visits a node. Called by {@link Graph#accept(Visitor)}.
+     * @param aEdge Edge to visit. 
+     */
     void visitEdge(Edge aEdge); 
 }