code: /*
   * Copyright 2012-2018 Chronicle Map Contributors
   *
   * Licensed 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 net.openhft.chronicle.hash.serialization.impl;
  
  import net.openhft.chronicle.bytes.Bytes;
  import net.openhft.chronicle.bytes.BytesMarshallable;
  import net.openhft.chronicle.hash.serialization.BytesReader;
  import net.openhft.chronicle.hash.serialization.SizedReader;
  import org.jetbrains.annotations.NotNull;
  import org.jetbrains.annotations.Nullable;
  
  public class BytesMarshallableReader<T extends BytesMarshallable>
          extends InstanceCreatingMarshaller<T> implements SizedReader<T>, BytesReader<T> {
  
      public BytesMarshallableReader(Class<T> tClass) {
          super(tClass);
      }
  
      @NotNull
      @Override
      public T read(@NotNull Bytes in, long size, @Nullable T using) {
          return read(in, using);
      }
  
      @NotNull
      @Override
      public T read(Bytes in, @Nullable T using) {
          if (using == null)
              using = createInstance();
          using.readMarshallable(in);
          return using;
      }
  }
  