diff --git a/runtime/src/main/java/org/onosproject/yang/YangModel.java b/runtime/src/main/java/org/onosproject/yang/YangModel.java
new file mode 100644
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+++ b/runtime/src/main/java/org/onosproject/yang/YangModel.java
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+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.yang;
+
+import java.io.InputStream;
+import java.util.Set;
+
+/**
+ * Representation of a compiled YANG model.
+ */
+public interface YangModel {
+
+    // name
+    // schema meta-data!!!
+
+    // set of source yang files (names & streams)
+    Set<String> getYangFiles();
+
+    InputStream getYangSource(String name);
+
+    // set of generated model classes
+    Set<String> getJavaModelClasses();
+
+}