oas-validator/oas-validator-compatibility/src/main/java/org/apache/servicecomb/toolkit/oasv/compatibility/validators/mediatype/MediaTypeDelInResponseNotAllowedDiffValidator.java

/*
 * 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.servicecomb.toolkit.oasv.compatibility.validators.mediatype;

import org.apache.servicecomb.toolkit.oasv.common.OasObjectPropertyLocation;
import org.apache.servicecomb.toolkit.oasv.diffvalidation.api.*;
import io.swagger.v3.oas.models.media.MediaType;

import java.util.List;

import static org.apache.servicecomb.toolkit.oasv.diffvalidation.util.OasDiffValidationContextUtils.isInResponse;
import static java.util.Collections.emptyList;
import static java.util.Collections.singletonList;

/**
 * Delete MediaType Object under responses.'response'.content.'mediaType' is not allowed
 */
public class MediaTypeDelInResponseNotAllowedDiffValidator
  extends OasObjectDiffValidatorTemplate<MediaType>
  implements MediaTypeDiffValidator {

  @Override
  protected List<OasDiffViolation> validateDel(OasDiffValidationContext context, OasObjectPropertyLocation leftLocation,
    MediaType leftOasObject) {
    if (!isInResponse(context)) {
      return emptyList();
    }
    return singletonList(OasDiffViolation.onlyLeft(leftLocation, DiffViolationMessages.OP_DEL_FORBIDDEN));
  }

}