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 com.datastax.oss.driver.internal;
  
  import static org.assertj.core.api.Assertions.fail;
  
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutputStream;
  
  public abstract class SerializationHelper {
  
    public static <T> byte[] serialize(T t) {
      try {
        ByteArrayOutputStream bytes = new ByteArrayOutputStream();
        ObjectOutputStream out = new ObjectOutputStream(bytes);
        out.writeObject(t);
        return bytes.toByteArray();
      } catch (Exception e) {
        fail("Unexpected error", e);
        throw new AssertionError(); // never reached
      }
    }
  
    // the calling code performs validations on the result, so this doesn't matter
    @SuppressWarnings("TypeParameterUnusedInFormals")
    public static <T> T deserialize(byte[] bytes) {
      try {
        ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(bytes));
        @SuppressWarnings("unchecked")
        T t = (T) in.readObject();
        return t;
      } catch (Exception e) {
        fail("Unexpected error", e);
        throw new AssertionError(); // never reached
      }
    }
  
    public static <T> T serializeAndDeserialize(T t) {
      return deserialize(serialize(t));
    }
  }
  