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.topology;
  
  public enum ConfigRecommendationStrategy {
  
    /**
     *  Configuration recommendations are always applied, overriding stack defaults and
     *  configuration defined by the user in the Blueprint and/or Cluster Creation Template.
     */
    ALWAYS_APPLY(true, true),
    /**
     * Configuration recommendations are ignored with this option, both for stack defaults
     * and configuration defined by the user in the Blueprint and/or Cluster Creation Template.
     */
    NEVER_APPLY(false, false),
  
    /**
     *  Configuration recommendations are always applied for properties listed as stack defaults,
     *  but not for configurations defined by the user in the Blueprint and/or Cluster Creation Template.
     */
    ONLY_STACK_DEFAULTS_APPLY(true, false),
    /**
     *  Configuration recommendations are always applied, overriding stack defaults but they don't
     *  override configuration defined by the user in the Blueprint and/or Cluster Creation Template.
     */
    ALWAYS_APPLY_DONT_OVERRIDE_CUSTOM_VALUES(true, false);
  
    public static ConfigRecommendationStrategy defaultForAddService() {
      return ALWAYS_APPLY_DONT_OVERRIDE_CUSTOM_VALUES;
    }
  
    private final boolean useStackAdvisor;
    private final boolean overrideCustomValues;
  
    public boolean shouldUseStackAdvisor() {
      return useStackAdvisor;
    }
  
    public boolean shouldOverrideCustomValues() {
      return overrideCustomValues;
    }
  
    ConfigRecommendationStrategy(boolean useStackAdvisor, boolean overrideCustomValues) {
      this.useStackAdvisor = useStackAdvisor;
      this.overrideCustomValues = overrideCustomValues;
    }
  }
  