/*
 * 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.skywalking.oap.server.core.cluster;

import java.util.Objects;
import lombok.*;

/**
 * @author peng-yongsheng
 */
public class RemoteInstance implements Comparable<RemoteInstance> {

    @Getter private final String host;
    @Getter private final int port;
    @Getter @Setter private boolean isSelf = false;

    public RemoteInstance(String host, int port, boolean isSelf) {
        this.host = host;
        this.port = port;
        this.isSelf = isSelf;
    }

    @Override public int compareTo(RemoteInstance o) {
        return toString().compareTo(toString());
    }

    @Override public String toString() {
        return host + ":" + String.valueOf(port);
    }

    @Override public boolean equals(Object o) {
        if (this == o)
            return true;
        if (o == null || getClass() != o.getClass())
            return false;
        RemoteInstance instance = (RemoteInstance)o;
        return port == instance.port &&
            Objects.equals(host, instance.host);
    }

    @Override public int hashCode() {

        return Objects.hash(host, port);
    }
}

@@ -1377,16 +1377,18 @@
 mpareTo(
+o.
 toString

Make compare right. (#1899)