Removing incubator elastic config experiment.
Change-Id: I5032e9df2ee8fc1a2ced7ee262c55314f503029b
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigFilter.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigFilter.java
deleted file mode 100644
index 12ecc61..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigFilter.java
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * Copyright 2016-present Open Networking Foundation
- *
- * 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.Set;
-
-/**
- * Abstraction for Filters that can be used while traversing the PropConfig stores.
- * This abstraction allows to select entries of interest based on various criteria
- * defined by this interface.
- * Only criteria based on {@code ConfigNodePath} are supported currently.
- * Filters can be used with "GET" methods of {@code ProprietaryConfigService}
- */
-public interface ConfigFilter {
- /**
- * Builder for ConfigFilter.
- */
- interface Builder {
- /**
- * Adds new ConfigNodePath filtering criteria to a ConfigFilter object.
- * If the same ConfigNodePath is already part of the criteria
- * for the object, it will not be added again, but will not throw any exceptions.
- * This will not check for the validity of the ConfigNodePath.
- *
- * @param add new criteria
- * @return a ConfigFilter builder
- */
- Builder addCriteria(Set<ConfigNodePath> add);
-
- /**
- * Removes the given ConfigNodePath filtering criteria from a ConfigFilter object.
- * If the ConfigNodePath was NOT already part of the criteria for
- * the object, it will not be removed, but will not throw any exceptions.
- * This will not check for the validity of the PropCfgInstancePaths.
- *
- * @param remove criteria to be removed
- * @return a ConfigFilter builder
- */
- Builder removeCriteria(Set<ConfigNodePath> remove);
-
- /**
- * Builds an immutable ConfigFilter entity.
- *
- * @return ConfigFilter
- */
- ConfigFilter build();
- }
-
- /**
- * Method to list all the ConfigNodePath criteria that are in place for a ConfigFilter.
- *
- * @return Set of ConfigNodePath criteria for this entity
- */
- Set<ConfigNodePath> getCriteria();
-
- /**
- * Method to create a filter that include all entries rejected by the criteria.
- *
- * @param original filter object with a criteria set
- * @return ConfigFilter object with negated criteria set
- * @throws InvalidFilterException if the received ConfigFilter object
- * was null or if it had an empty criteria set
- */
- ConfigFilter negateFilter(ConfigFilter original);
-
- /**
- * Method to check if the ConfigFilter has an empty criteria set.
- *
- * @return {@code true} if criteria set is empty, {@code true} otherwise.
- */
- boolean isEmptyFilter();
-}
\ No newline at end of file
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
deleted file mode 100644
index 193d422..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigNode.java
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * Copyright 2016-present Open Networking Foundation
- *
- * 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();
-}
\ No newline at end of file
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigNodePath.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigNodePath.java
deleted file mode 100644
index df69a90..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigNodePath.java
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * Copyright 2016-present Open Networking Foundation
- *
- * 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 org.onlab.util.Identifier;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-/**
- * Abstraction of the key to an instance in the elastic config store.
- * Path to each node would contain info about its hierarchy too.
- */
-public final class ConfigNodePath extends Identifier<String> {
-
- private final String parentKey;
- private final String nodeKey;
-
- /**
- * Creates a new ConfigNodePath from parentKey and nodeKey.
- *
- * @param parentKey absolute path to the parent.
- * @param nodeKey relative path to the node.
- */
- public ConfigNodePath(String parentKey, String nodeKey) {
- super(checkNotNull(parentKey, "parent key is null").concat(checkNotNull(nodeKey, "node key is null")));
- this.parentKey = parentKey;
- this.nodeKey = nodeKey;
- }
-
- /**
- * Returns the parent key.
- *
- * @return absolute path to the parent
- */
- public String parentKey() {
- return parentKey;
- }
-
- /**
- * Returns the node key.
- *
- * @return relative path to the node
- */
- public String nodeKey() {
- return nodeKey;
- }
-}
\ No newline at end of file
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigStoreType.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigStoreType.java
deleted file mode 100644
index 295e591..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ConfigStoreType.java
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright 2016-present Open Networking Foundation
- *
- * 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;
-
-/**
- * Designates the store type for various Proprietary Config stores.
- */
-public enum ConfigStoreType {
- /**
- * Network Element Config.
- */
- NE_CONFIG,
- /**
- * Network Config.
- */
- NW_CONFIG,
-}
\ No newline at end of file
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigEvent.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigEvent.java
deleted file mode 100644
index 19c9860..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigEvent.java
+++ /dev/null
@@ -1,81 +0,0 @@
-/*
- * Copyright 2016-present Open Networking Foundation
- *
- * 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 org.onosproject.event.AbstractEvent;
-
-/**
- * Describes a ProprietaryConfig event.
- */
-public class ElasticConfigEvent extends AbstractEvent<ElasticConfigEvent.Type, ConfigNodePath> {
-
- private final ConfigNode value;
-
- /**
- * Type of configuration events.
- */
- public enum Type {
- /**
- * Signifies that a prop configuration instance was added.
- */
- NODE_ADDED,
-
- /**
- * Signifies that prop configuration instance was updated.
- */
- NODE_UPDATED,
-
- /**
- * Signifies that prop configuration instance was removed.
- */
- NODE_REMOVED,
- /**
- * Signifies that a prop configuration subtree was added.
- */
- SUBTREE_ADDED,
-
- /**
- * Signifies that prop configuration subtree was updated.
- */
- SUBTREE_UPDATED,
-
- /**
- * Signifies that prop configuration subtree was removed.
- */
- SUBTREE_REMOVED
- }
-
- /**
- * Creates an event of a given type, config node value and config node path.
- *
- * @param type config node type
- * @param path config node path
- * @param value config node value
- */
- public ElasticConfigEvent(Type type, ConfigNodePath path, ConfigNode value) {
- super(type, path);
- this.value = value;
- }
-
- /**
- * Returns the config node value.
- *
- * @return ConfigNode value
- */
- public ConfigNode value() {
- return value;
- }
-}
\ No newline at end of file
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigListener.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigListener.java
deleted file mode 100644
index 6d8bd04..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigListener.java
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright 2015-present Open Networking Foundation
- *
- * 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 org.onosproject.event.EventListener;
-
-/**
- * Entity capable of receiving elastic config change events.
- */
-public interface ElasticConfigListener extends EventListener<ElasticConfigEvent> {
-}
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigService.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigService.java
deleted file mode 100644
index 4810fb3..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigService.java
+++ /dev/null
@@ -1,194 +0,0 @@
-/*
- * Copyright 2016-present Open Networking Foundation
- *
- * 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 org.onosproject.event.ListenerService;
-
-import java.util.concurrent.CompletableFuture;
-
-/**
- * Service for storing and distributing elastic configuration data.
- */
-public interface ElasticConfigService
- extends ListenerService<ElasticConfigEvent, ElasticConfigListener> {
- /**
- * Adds a new node to the elastic config store.
- *
- * @param store type of store to which the application wants to add the node to.
- * @param path data structure with absolute path to the parent and relative
- * path to the node
- * @param node data structure with nodetype and value to be stored at the node
- * @return future that is completed with {@code true} if the new node was successfully
- * added. Future will be completed with {@code false} if a node already exists at
- * the specified path. Future will be completed exceptionally with a
- * {@code FailedException} if the parent node (for the node to create) does not exist.
- */
- CompletableFuture<Boolean> addNode(ConfigStoreType store,
- ConfigNodePath path, ConfigNode node);
-
- /**
- * Removes a node from the elastic config store.
- *
- * @param store type of store which the application wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @return future for the previous value. Future will be completed with a
- * {@code FailedException} if the node to be removed is either the root
- * node or has one or more children or if the node to be removed does not exist.
- */
- CompletableFuture<ConfigNode> removeNode(ConfigStoreType store, ConfigNodePath path);
-
- /**
- * Creates/Updates a node in the elastic config store.
- *
- * @param store type of store which the application wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @param node data structure with nodetype and new value to be stored at the node
- * @return future for the previous value. Future will be completed with {@code null}
- * if there was no node previously at that path.
- * Future will be completed with a {@code FailedException}
- * if the parent node (for the node to create/update) does not exist.
- */
- CompletableFuture<ConfigNode> updateNode(ConfigStoreType store,
- ConfigNodePath path, ConfigNode node);
-
- /**
- * Creates nodes in the elastic config store, recursively by creating
- * all missing intermediate nodes in the path.
- *
- * @param store type of store which the application wants to access.
- * @param path data structure with absolute path to the parent and relative
- * path to the node
- * @param node recursive data structure with nodetype and value to
- * be stored at the node
- * @return future that is completed with {@code true} if all the new
- * nodes were successfully
- * created. Future will be completed with {@code false} if any node
- * already exists at the specified path
- * //TODO
- */
- CompletableFuture<Boolean> createRecursive(ConfigStoreType store,
- ConfigNodePath path, ConfigNode node);
-
- /**
- * Delete nodes in the elastic config store, recursively by deleting all
- * intermediate nodes in the path.
- *
- * @param store type of store which the appplication wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @return future that is completed with {@code true} if all the
- * nodes under the given path including the node at the path could
- * be successfully deleted. Future will be completed with {@code false}
- * if the node at the given path or any parent node
- * did not exist //TODO
- */
- CompletableFuture<Boolean> deleteRecursive(ConfigStoreType store, ConfigNodePath path);
-
- /**
- * Creates/Updates nodes in the elastic config store, recursively by creating
- * all missing intermediate nodes in the path.
- *
- * @param store type of store which the appplication wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @param node recursive data structure with nodetype and value to
- * be stored at the node
- * @return future that is completed with {@code true} if all the
- * nodes under the given path
- * including the node at the path could be successfully updated.
- * Future will be completed with {@code false} if the node at the
- * given path or any parent node
- * did not exist //TODO
- */
- CompletableFuture<Boolean> updateRecursive(ConfigStoreType store,
- ConfigNodePath path, ConfigNode node);
-
- /**
- * Returns a value node or subtree under the given path.
- *
- * @param store type of store which the application wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @param mode whether to retrieve the nodes recursively or not
- * @param filter filtering conditions to be applied on the result
- * list of nodes.
- * @return future that will be completed either with a value node
- * or a recursive data structure containing the subtree;
- * will be completed with {@code null} if
- * after applying the filter, the result is an empty list of nodes.
- * Future will be completed with a {@code FailedException} if path
- * does not point to a valid node.
- */
- CompletableFuture<ConfigNode> getNode(ConfigStoreType store,
- ConfigNodePath path, TraversalMode mode,
- ConfigFilter filter);
-
- /**
- * Returns the number of children under the given path, excluding
- * the node at the path.
- *
- * @param store type of store which the application wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @param filter how the value nodes should be filtered
- * @return future that will be completed with {@code Integer}, the
- * count of the children
- * after applying the filtering conditions as well.
- * Future will be completed with a {@code FailedException} if path
- * does not point to a valid node
- */
- CompletableFuture<Integer> getNumberOfChildren(ConfigStoreType store,
- ConfigNodePath path, ConfigFilter filter);
-
- //TODO
- /**
- * Filter
- * What should be the filtering conditions?
- * a list of keys? node attribute/s? level1 children?
- * Merge Trees
- * add sub tree
- * delete subtree
- * update sub tree
- * get sub tree
- * How to handle big subtrees?
- * how many levels? how many results to limit?
- */
-
- /**
- * Registers a listener to be notified when the subtree rooted at
- * the specified path
- * is modified.
- *
- * @param store type of store which the application wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @param listener listener to be notified
- * @return a future that is completed when the operation completes
- */
- CompletableFuture<Void> addConfigListener(ConfigStoreType store,
- ConfigNodePath path,
- ElasticConfigListener listener);
-
- /**
- * Unregisters a previously added listener.
- *
- * @param listener listener to unregister
- * @return a future that is completed when the operation completes
- */
- CompletableFuture<Void> removeConfigListener(ElasticConfigListener listener);
-}
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigStore.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigStore.java
deleted file mode 100644
index 5ccd523..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigStore.java
+++ /dev/null
@@ -1,177 +0,0 @@
-/*
- * Copyright 2016-present Open Networking Foundation
- *
- * 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 org.onosproject.store.Store;
-
-import java.util.concurrent.CompletableFuture;
-
-/**
- * Store service for storing and distributing elastic configuration data.
- */
-public interface ElasticConfigStore
- extends Store<ElasticConfigEvent, ElasticConfigStoreDelegate> {
- /**
- * Adds a new node to the ElasticConfigStore.
- *
- * @param store type of store to which the application wants to add the node to.
- * @param path data structure with absolute path to the parent and relative
- * path to the node
- * @param node data structure with nodetype and value to be stored at the node
- * @return future that is completed with {@code true} if the new node was successfully
- * added. Future will be completed with {@code false} if a node already exists at
- * the specified path. Future will be completed exceptionally with a
- * {@code FailedException} if the parent node (for the node to create) does not exist.
- */
- CompletableFuture<Boolean>
- addNode(ConfigStoreType store, ConfigNodePath path, ConfigNode node);
-
- /**
- * Removes a node from the ElasticConfigStore.
- *
- * @param store type of store which the application wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @return future for the previous value. Future will be completed with a
- * {@code FailedException} if the node to be removed is either the root
- * node or has one or more children or if the node to be removed does not exist.
- */
- CompletableFuture<ConfigNode>
- removeNode(ConfigStoreType store, ConfigNodePath path);
-
- /**
- * Creates/Updates a node in the ElasticConfigStore.
- *
- * @param store type of store which the application wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @param node data structure with nodetype and new value to be stored at the node
- * @return future for the previous value. Future will be completed with {@code null}
- * if there was no node previously at that path.
- * Future will be completed with a {@code FailedException}
- * if the parent node (for the node to create/update) does not exist.
- */
- CompletableFuture<ConfigNode>
- updateNode(ConfigStoreType store, ConfigNodePath path, ConfigNode node);
-
- /**
- * Creates nodes in the ElasticConfigStore, recursively by creating
- * all missing intermediate nodes in the path.
- *
- * @param store type of store which the application wants to access.
- * @param path data structure with absolute path to the parent and relative
- * path to the node
- * @param node recursive data structure with nodetype and value to
- * be stored at the node
- * @return future that is completed with {@code true} if all the new
- * nodes were successfully
- * created. Future will be completed with {@code false} if any node
- * already exists at the specified path
- * //TODO
- */
- CompletableFuture<Boolean>
- createRecursive(ConfigStoreType store, ConfigNodePath path,
- ConfigNode node);
-
- /**
- * Delete nodes in the ElasticConfigStore, recursively by deleting all
- * intermediate nodes in the path.
- *
- * @param store type of store which the appplication wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @return future that is completed with {@code true} if all the
- * nodes under the given path including the node at the path could
- * be successfully deleted. Future will be completed with {@code false}
- * if the node at the given path or any parent node
- * did not exist //TODO
- */
- CompletableFuture<Boolean>
- deleteRecursive(ConfigStoreType store, ConfigNodePath path);
-
- /**
- * Creates/Updates nodes in the ElasticConfigStore, recursively by creating
- * all missing intermediate nodes in the path.
- *
- * @param store type of store which the appplication wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @param node recursive data structure with nodetype and value to
- * be stored at the node
- * @return future that is completed with {@code true} if all the
- * nodes under the given path
- * including the node at the path could be successfully updated.
- * Future will be completed with {@code false} if the node at the
- * given path or any parent node
- * did not exist //TODO
- */
- CompletableFuture<Boolean>
- updateRecursive(ConfigStoreType store, ConfigNodePath path,
- ConfigNode node);
-
- /**
- * Returns a value node or subtree under the given path.
- *
- * @param store type of store which the appplication wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @param mode wether to retrive the nodes recursivley or not
- * @param filter filtering conditions to be applied on the result
- * list of nodes.
- * @return future that will be completed either with a value node
- * or a recursive data structure containing the subtree;
- * will be completed with {@code null} if
- * after applying the filter, the result is an empty list of nodes.
- * Future will be completed with a {@code FailedException} if path
- * does not point to a valid node.
- *
- */
- CompletableFuture<ConfigNode>
- getNode(ConfigStoreType store, ConfigNodePath path,
- TraversalMode mode, ConfigFilter filter);
-
- /**
- * Returns the number of children under the given path, excluding
- * the node at the path.
- *
- * @param store type of store which the appplication wants to access.
- * @param path data structure with absolute path to the parent and
- * relative path to the node
- * @param filter how the value nodes should be filtered
- * @return future that will be completed with {@code Integer}, the
- * count of the children
- * after applying the filtering conditions as well.
- * Future will be completed with a {@code FailedException} if path
- * does not point to a valid node
- */
- CompletableFuture<Integer>
- getNumberOfChildren(ConfigStoreType store,
- ConfigNodePath path, ConfigFilter filter);
-
- //TODO
- /**
- * Filter
- * What should be the filtering conditions?
- * a list of keys? node attribute/s? level1 children?
- * Merge Trees
- * add sub tree
- * delete subtree
- * update sub tree
- * get sub tree
- * How to handle big subtrees?
- * how many levels? how many results to limit?
- */
-}
\ No newline at end of file
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigStoreDelegate.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigStoreDelegate.java
deleted file mode 100644
index 46e580f..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/ElasticConfigStoreDelegate.java
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright 2015-present Open Networking Foundation
- *
- * 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 org.onosproject.store.StoreDelegate;
-
-/**
- * Proprietary configuration store delegate abstraction.
- */
-public interface ElasticConfigStoreDelegate extends StoreDelegate<ElasticConfigEvent> {
-}
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/FailedException.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/FailedException.java
deleted file mode 100644
index a8f7fbc..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/FailedException.java
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Copyright 2016-present Open Networking Foundation
- *
- * 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;
-
-/**
- * Exceptions for use by the {@code PropConfigService}.
- */
-public class FailedException extends RuntimeException {
-
- /**
- * Constructs a new runtime exception with no error message.
- */
- public FailedException() {
- super();
- }
-
- /**
- * Constructs a new runtime exception with the given error message.
- *
- * @param message error message
- */
- public FailedException(String message) {
- super(message);
- }
-}
\ No newline at end of file
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/InvalidFilterException.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/InvalidFilterException.java
deleted file mode 100644
index 4a7b13d..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/InvalidFilterException.java
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Copyright 2016-present Open Networking Foundation
- *
- * 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;
-
-/**
- * Exceptions for use by the {@code ConfigFilter}.
- */
-public class InvalidFilterException extends RuntimeException {
-
- /**
- * Constructs a new runtime exception with no error message.
- */
- public InvalidFilterException() {
- super();
- }
-
- /**
- * Constructs a new runtime exception with the given error message.
- *
- * @param message error message
- */
- public InvalidFilterException(String message) {
- super(message);
- }
-}
\ No newline at end of file
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/NodeType.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/NodeType.java
deleted file mode 100644
index 92dcbab..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/NodeType.java
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright 2016-present Open Networking Foundation
- *
- * 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;
-
-/**
- * Node Type representation for applications.
- * Indicates the possible node types that would be communicated by/to the applications.
- */
-public enum NodeType {
-
- /**
- * ROOT node of the tree.
- */
- ROOT,
- /**
- * LEAF node on the tree.
- */
- LEAF,
- /**
- * Subtree as a recursive data structure.
- */
- COMPOSITE,
-}
\ No newline at end of file
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/TraversalMode.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/TraversalMode.java
deleted file mode 100644
index e36e81e..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/TraversalMode.java
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright 2016-present Open Networking Foundation
- *
- * 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;
-
-/**
- * Traversal Modes for the PropConfig Stores.
- */
-
-public enum TraversalMode {
- /**
- * Tree will be traversed recursively.
- */
- RECURSIVE,
- /**
- * Tree will NOT be traversed.
- */
- NON_RECURSIVE
-}
\ No newline at end of file
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/package-info.java b/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/package-info.java
deleted file mode 100644
index 3ec0a6d..0000000
--- a/incubator/api/src/main/java/org/onosproject/incubator/elasticcfg/package-info.java
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright 2015-present Open Networking Foundation
- *
- * 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.
- */
-
-/**
- * Abstractions for interacting with the elastic configuration subsystem.
- */
-package org.onosproject.incubator.elasticcfg;