org.apache.cassandra.sidecar.adapters.base.NodeInfo Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of sidecar-adapters-base Show documentation
The newest version!
/*
 * 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.sidecar.adapters.base;

import java.util.Locale;

/**
 * Holder class for valid states and statuses of a node
 */
public class NodeInfo
{
    /**
     * Represents the known states of a node
     */
    public enum NodeState
    {
        JOINING,
        LEAVING,
        MOVING,
        NORMAL,
        REPLACING;

        private final String displayName;

        NodeState()
        {
            String firstChar = String.valueOf(name().charAt(0)).toLowerCase(Locale.ROOT);
            displayName = name().toLowerCase().replaceFirst(firstChar, firstChar.toUpperCase(Locale.ROOT));
        }

        public String displayName()
        {
            return displayName;
        }
    }

    /**
     * Represents the statuses a node can have
     */
    public enum NodeStatus
    {
        UP,
        DOWN;

        private final String displayName;
        NodeStatus()
        {
            String firstChar = String.valueOf(name().charAt(0)).toLowerCase(Locale.ROOT);
            displayName = name().toLowerCase().replaceFirst(firstChar, firstChar.toUpperCase(Locale.ROOT));
        }
        public String displayName()
        {
            return displayName;
        }
    }
}