package org.apache.archiva.redback.rest.services.interceptors;
   /*
    * 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.redback.policy.PasswordRuleViolationException;
  import org.apache.archiva.redback.policy.PasswordRuleViolations;
  import org.apache.archiva.redback.rest.api.model.ErrorMessage;
  import org.apache.archiva.redback.rest.api.model.RedbackRestError;
  import org.springframework.stereotype.Service;
  
  import javax.ws.rs.core.Response;
  import javax.ws.rs.ext.ExceptionMapper;
  import javax.ws.rs.ext.Provider;
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * @author Olivier Lamy
   * @since 1.4
   */
  @Provider
  @Service( "passwordRuleViolationExceptionMapper" )
  public class PasswordRuleViolationExceptionMapper
      implements ExceptionMapper<PasswordRuleViolationException>
  {
      public Response toResponse( PasswordRuleViolationException e )
      {
          RedbackRestError restError = new RedbackRestError();
  
          List<ErrorMessage> errorMessages = new ArrayList<ErrorMessage>( e.getViolations().getViolations().size() );
          for ( PasswordRuleViolations.MessageReference messageReference : e.getViolations().getViolations() )
          {
              errorMessages.add( new ErrorMessage( messageReference.getKey(), messageReference.getArgs() ) );
          }
          restError.setErrorMessages( errorMessages );
          Response.ResponseBuilder responseBuilder = Response.status( 500 ).entity( restError );
          return responseBuilder.build();
      }
  }