content: /*
   * 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.ambari.server.state;
  
  import java.util.Set;
  
  import com.google.common.collect.Sets;
  
  /**
   * Represents the state of an alert.
   */
  public enum AlertState {
    /**
     * Alert does not need to be distributed.  Normal Operation.
     */
    OK(0),
  
    /**
     * Alert indicates there may be an issue.  The component may be operating
     * normally but may be in danger of becoming <code>CRITICAL</code>.
     */
    WARNING(2),
  
    /**
     * Indicates there is a critical situation that needs to be addressed.
     */
    CRITICAL(3),
  
    /**
     * The state of the alert is not known.
     */
    UNKNOWN(1),
  
    /**
     * Indicates that the state of the alert should be discarded, but the alert
     * timestamps should be updated so that it is not considered stale.
     */
    SKIPPED(4);
  
    public static final Set<AlertState> RECALCULATE_AGGREGATE_ALERT_STATES = Sets.immutableEnumSet(CRITICAL, WARNING);
  
    private final int intValue;
  
    public int getIntValue() {
      return intValue;
    }
  
    AlertState(int i) {
      this.intValue = i;
    }
  }
  