content: /*
   * 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.apache.ambari.server.topology.validators;
  
  import java.util.List;
  
  import org.apache.ambari.server.topology.TopologyValidator;
  
  import com.google.common.collect.ImmutableList;
  
  public class TopologyValidatorFactory {
    List<TopologyValidator> validators;
  
    public TopologyValidatorFactory() {
      validators = ImmutableList.of(
        new RequiredConfigPropertiesValidator(),
        new RequiredPasswordValidator(),
        new HiveServiceValidator(),
        new StackConfigTypeValidator(),
        new UnitValidator(UnitValidatedProperty.ALL),
        new NameNodeHaValidator());
    }
  
    public TopologyValidator createConfigurationValidatorChain() {
      return new ChainedTopologyValidator(validators);
    }
  
  }
  