1 files changed, 19 insertions, 0 deletions
diff --git a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/graph/Edge.java b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/graph/Edge.java
new file mode 100644
index 000000000..b178072c2
--- /dev/null
+++ b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/graph/Edge.java
@@ -0,0 +1,19 @@
+package org.onap.ccsdk.sli.core.slipluginutils.slitopologyutils.graph;
+
+public interface Edge<V extends Vertex> {
+
+    /**
+     * Returns the edge source vertex.
+     *
+     * @return source vertex
+     */
+    V src();
+
+    /**
+     * Returns the edge destination vertex.
+     *
+     * @return destination vertex
+     */
+    V dst();
+
+}