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.serializers;
  
  import org.apache.cassandra.db.marshal.ValueAccessor;
  import org.apache.cassandra.utils.ByteBufferUtil;
  
  import java.net.InetAddress;
  import java.net.UnknownHostException;
  import java.nio.ByteBuffer;
  
  public class InetAddressSerializer extends TypeSerializer<InetAddress>
  {
      public static final InetAddressSerializer instance = new InetAddressSerializer();
  
      public <V> InetAddress deserialize(V value, ValueAccessor<V> accessor)
      {
          if (accessor.isEmpty(value))
              return null;
  
          try
          {
              return InetAddress.getByAddress(accessor.toArray(value));
          }
          catch (UnknownHostException e)
          {
              throw new AssertionError(e);
          }
      }
  
      public ByteBuffer serialize(InetAddress value)
      {
          return value == null ? ByteBufferUtil.EMPTY_BYTE_BUFFER : ByteBuffer.wrap(value.getAddress());
      }
  
      public <V> void validate(V value, ValueAccessor<V> accessor) throws MarshalException
      {
          if (accessor.isEmpty(value))
              return;
  
          try
          {
              InetAddress.getByAddress(accessor.toArray(value));
          }
          catch (UnknownHostException e)
          {
              throw new MarshalException(String.format("Expected 4 or 16 byte inetaddress; got %s", accessor.toHex(value)));
          }
      }
  
      public String toString(InetAddress value)
      {
          return value == null ? "" : value.getHostAddress();
      }
  
      public Class<InetAddress> getType()
      {
          return InetAddress.class;
      }
  
      @Override
      public boolean shouldQuoteCQLLiterals()
      {
          return true;
      }
  }
  