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
   *
   *     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.cassandra.db.marshal;
  
  import java.nio.ByteBuffer;
  
  public class ValueAccessors
  {
      public static final ValueAccessor[] ACCESSORS = new ValueAccessor[]{ ByteBufferAccessor.instance, ByteArrayAccessor.instance, NativeAccessor.instance };
      public static final ValueAccessor[] FACTORY_SUPPORTED_ACCESSORS = new ValueAccessor[]{ ByteBufferAccessor.instance, ByteArrayAccessor.instance };
  
      public static <V1, V2> void assertDataEquals(V1 expected, ValueAccessor<V1> expectedAccessor, V2 actual, ValueAccessor<V2> actualAccessor)
      {
          if (expectedAccessor.compare(expected, actual, actualAccessor) != 0)
          {
              throw new AssertionError(String.format("%s != %s", expectedAccessor.toHex(expected), actualAccessor.toHex(actual)));
          }
      }
  
      public static <V1, V2> void assertDataNotEquals(V1 expected, ValueAccessor<V1> expectedAccessor, V2 actual, ValueAccessor<V2> actualAccessor)
      {
          if (expectedAccessor.compare(expected, actual, actualAccessor) == 0)
          {
              throw new AssertionError(String.format("unexpected data equality: %s", expectedAccessor.toHex(expected)));
          }
      }
  
      private static ValueAccessor getAccessor(Object o)
      {
          if (o instanceof ByteBuffer)
              return ByteBufferAccessor.instance;
          if (o instanceof byte[])
              return ByteArrayAccessor.instance;
  
          throw new AssertionError("Unhandled type " + o.getClass().getName());
      }
  
      public static void assertDataEquals(Object expected, Object actual)
      {
          assertDataEquals(expected, getAccessor(expected), actual, getAccessor(actual));
      }
  
      public static void assertDataNotEquals(Object expected, Object actual)
      {
          assertDataNotEquals(expected, getAccessor(expected), actual, getAccessor(actual));
      }
  }
  