ONOS-5318 Proprietary Config Store
Change-Id: Ic787d73d9d541a93f5e957a3369dbab4b5fa9a6c
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigNode.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigNode.java
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+++ b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigNode.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.incubator.elasticcfg;
+
+import java.util.List;
+
+/**
+ * Abstraction of an instance in the elastic config store.
+ */
+public interface ConfigNode<V> {
+ /**
+ * Builder for ConfigNode.
+ */
+ interface Builder<V> {
+ /**
+ * Adds the type of the instance node.
+ *
+ * @param type node type
+ * @return a ConfigNode builder
+ */
+ Builder addType(NodeType type);
+
+ /**
+ * Adds the value of the instance node.
+ *
+ * @param value at the node
+ * @return a ConfigNode builder
+ */
+ Builder addValue(Class<V> value);
+
+ /**
+ * Adds children to the children field.
+ *
+ * @param children to be added
+ * @return a ConfigNode builder
+ */
+ Builder addChildren(Class<ConfigNode> children);
+
+ /**
+ * Builds an immutable ConfigNode entity.
+ *
+ * @return ConfigNode
+ */
+ ConfigNode build();
+ }
+
+ /**
+ * Returns the type of the instance node.
+ *
+ * @return node type
+ */
+ NodeType type();
+
+ /**
+ * Returns the value of the instance node.
+ *
+ * @return value at the node
+ */
+ Class<V> value();
+
+ /**
+ * Returns the children of the instance node.
+ *
+ * @return children of the node
+ */
+ List<ConfigNode> children();
+}
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