// Copyright 2017 JanusGraph Authors
//
// 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.janusgraph.core.schema;
/**
* Designates the status of a {@link Index} in a graph.
*
* @author Matthias Broecheler (me@matthiasb.com)
*/
public enum SchemaStatus {
/**
* The index is installed in the system but not yet registered with all instances in the cluster
*/
INSTALLED,
/**
* The index is registered with all instances in the cluster but not (yet) enabled
*/
REGISTERED,
/**
* The index is enabled and in use
*/
ENABLED,
/**
* The index is disabled and no longer in use
*/
DISABLED;
public boolean isStable() {
switch(this) {
case INSTALLED: return false;
default: return true;
}
}
}