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
   *
   *     https://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.avro;
  
  /**
   * An interface for validating the compatibility of a single schema against
   * another.
   * <p>
   * What makes one schema compatible with another is not defined by the contract.
   * <p/>
   */
  public interface SchemaValidationStrategy {
  
    /**
     * Validates that one schema is compatible with another.
     *
     * @throws SchemaValidationException if the schemas are not compatible.
     */
    void validate(Schema toValidate, Schema existing) throws SchemaValidationException;
  
  }
  