content: package org.apache.archiva.repository.validation;
  /*
   * 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.
   */
  
  import org.apache.archiva.repository.Repository;
  import org.apache.archiva.repository.RepositoryRegistry;
  
  import java.util.List;
  import java.util.Map;
  
  /**
   * A combined validator cumulates the validation results of multiple validators
   *
   * @author Martin Stockhammer <martin_s@apache.org>
   */
  public class CombinedValidator<R extends Repository>
  implements RepositoryValidator<R> {
  
      private final List<RepositoryValidator<R>> validatorList;
      private final Class<R> flavourClazz;
  
      public CombinedValidator( Class<R> flavourClazz, List<RepositoryValidator<R>> validatorList )
      {
          if (flavourClazz==null) {
              throw new IllegalArgumentException( "The flavour class may not be null" );
          }
          this.flavourClazz = flavourClazz;
          if (validatorList==null) {
              throw new IllegalArgumentException( "The validator list may not be null" );
          }
          this.validatorList = validatorList;
      }
  
      @Override
      public CheckedResult<R, Map<String, List<ValidationError>>> apply( R r )
      {
          CombinedValidationResponse<R> response = new CombinedValidationResponse<>( r );
          validatorList.stream( ).forEach(
              v -> response.addResult( v.apply( r ) )
          );
          return response;
      }
  
      @Override
      public CheckedResult<R, Map<String, List<ValidationError>>> applyForUpdate( R repo )
      {
          CombinedValidationResponse<R> response = new CombinedValidationResponse<>( repo );
          validatorList.stream( ).forEach(
              v -> response.addResult( v.applyForUpdate( repo ) )
          );
          return response;
  
      }
  
      @Override
      public void setRepositoryRegistry( RepositoryRegistry repositoryRegistry )
      {
          // Not used
      }
  
      @Override
      public Class<R> getFlavour( )
      {
          return flavourClazz;
      }
  
      @Override
      public boolean isFlavour( Class<?> clazz )
      {
          return flavourClazz.isAssignableFrom( clazz );
      }
  }
  