1 files changed, 0 insertions, 124 deletions
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/cluster/LeadershipService.java b/framework/src/onos/core/api/src/main/java/org/onosproject/cluster/LeadershipService.java
deleted file mode 100644
index 7d1f6079..00000000
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/cluster/LeadershipService.java
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * Copyright 2014-2015 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.cluster;
-
-import org.onosproject.event.ListenerService;
-
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.concurrent.CompletableFuture;
-
-/**
- * Service for leader election.
- * Leadership contests are organized around topics. A instance can join the
- * leadership race for a topic or withdraw from a race it has previously joined.
- * Listeners can be added to receive notifications asynchronously for various
- * leadership contests.
- */
-public interface LeadershipService
-    extends ListenerService<LeadershipEvent, LeadershipEventListener> {
-
-    /**
-     * Returns the current leader for the topic.
-     *
-     * @param path topic
-     * @return nodeId of the leader, null if so such topic exists.
-     */
-    NodeId getLeader(String path);
-
-    /**
-     * Returns the current leadership info for the topic.
-     *
-     * @param path topic
-     * @return leadership info or null if so such topic exists.
-     */
-    Leadership getLeadership(String path);
-
-    /**
-     * Returns the set of topics owned by the specified node.
-     *
-     * @param nodeId node Id.
-     * @return set of topics for which this node is the current leader.
-     */
-    Set<String> ownedTopics(NodeId nodeId);
-
-    /**
-     * Joins the leadership contest.
-     *
-     * @param path topic for which this controller node wishes to be a leader
-     * @return {@code Leadership} future
-     */
-    CompletableFuture<Leadership> runForLeadership(String path);
-
-    /**
-     * Withdraws from a leadership contest.
-     *
-     * @param path topic for which this controller node no longer wishes to be a leader
-     * @return future that is successfully completed when withdraw is done
-     */
-    CompletableFuture<Void> withdraw(String path);
-
-    /**
-     * If the local nodeId is the leader for specified topic, this method causes it to
-     * step down temporarily from leadership.
-     * <p>
-     * The node will continue to be in contention for leadership and can
-     * potentially become the leader again if and when it becomes the highest
-     * priority candidate
-     * <p>
-     * If the local nodeId is not the leader, this method will make no changes and
-     * simply return false.
-     *
-     * @param path topic for which this controller node should give up leadership
-     * @return true if this node stepped down from leadership, false otherwise
-     */
-    boolean stepdown(String path);
-
-    /**
-     * Moves the specified nodeId to the top of the candidates list for the topic.
-     * <p>
-     * If the node is not a candidate for this topic, this method will be a noop.
-     *
-     * @param path leadership topic
-     * @param nodeId nodeId to make the top candidate
-     * @return true if nodeId is now the top candidate, false otherwise
-     */
-    boolean makeTopCandidate(String path, NodeId nodeId);
-
-    /**
-     * Returns the current leader board.
-     *
-     * @return mapping from topic to leadership info.
-     */
-    Map<String, Leadership> getLeaderBoard();
-
-    /**
-     * Returns the candidates for all known topics.
-     *
-     * @return A mapping from topics to corresponding list of candidates.
-     */
-    Map<String, List<NodeId>> getCandidates();
-
-    /**
-     * Returns the candidates for a given topic.
-     *
-     * @param path topic
-     * @return A lists of NodeIds, which may be empty.
-     */
-    List<NodeId> getCandidates(String path);
-
-}