/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.cassandra.gms;

import java.net.UnknownHostException;
import java.util.List;
import java.util.Map;

public interface GossiperMBean
{
    public long getEndpointDowntime(String address) throws UnknownHostException;

    public int getCurrentGenerationNumber(String address) throws UnknownHostException;

    public void unsafeAssassinateEndpoint(String address) throws UnknownHostException;

    public void assassinateEndpoint(String address) throws UnknownHostException;

    public List<String> reloadSeeds();

    public List<String> getSeeds();

    /** Returns each node's database release version */
    public Map<String, List<String>> getReleaseVersionsWithPort();

    public boolean getLooseEmptyEnabled();

    public void setLooseEmptyEnabled(boolean enabled);

    /** Returns a map of endpoints that don't have matching tokenMetadata to gossip tokens.
     * Values are lists of fixed size two (as Pair is not jmx safe),
     * the first is the gossip tokens, the second tokenMetadata).
     */
    public Map<String, List<String>> compareGossipAndTokenMetadata();
}
