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Elasticsearch subproject :server
/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.cluster.routing;
/**
* Represents the current state of a {@link ShardRouting} as defined by the
* cluster.
*/
public enum ShardRoutingState {
/**
* The shard is not assigned to any node.
*/
UNASSIGNED((byte) 1),
/**
* The shard is initializing (probably recovering from either a peer shard
* or gateway).
*/
INITIALIZING((byte) 2),
/**
* The shard is started.
*/
STARTED((byte) 3),
/**
* The shard is in the process being relocated.
*/
RELOCATING((byte) 4);
private byte value;
ShardRoutingState(byte value) {
this.value = value;
}
/**
* Byte value of this {@link ShardRoutingState}
* @return Byte value of this {@link ShardRoutingState}
*/
public byte value() {
return this.value;
}
public static ShardRoutingState fromValue(byte value) {
switch (value) {
case 1:
return UNASSIGNED;
case 2:
return INITIALIZING;
case 3:
return STARTED;
case 4:
return RELOCATING;
default:
throw new IllegalStateException("No routing state mapped for [" + value + "]");
}
}
}