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.kafka.common.serialization;
  
  import org.apache.kafka.common.errors.SerializationException;
  import org.apache.kafka.common.header.Headers;
  
  import java.nio.ByteBuffer;
  
  public class ShortDeserializer implements Deserializer<Short> {
  
      @Override
      public Short deserialize(String topic, byte[] data) {
          if (data == null)
              return null;
          if (data.length != 2) {
              throw new SerializationException("Size of data received by ShortDeserializer is not 2");
          }
  
          short value = 0;
          for (byte b : data) {
              value <<= 8;
              value |= (short) (b & 0xFF);
          }
          return value;
      }
  
      @Override
      public Short deserialize(String topic, Headers headers, ByteBuffer data) {
          if (data == null) {
              return null;
          }
  
          if (data.remaining() != 2) {
              throw new SerializationException("Size of data received by ShortDeserializer is not 2");
          }
          return data.getShort(data.position());
      }
  }
  