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.camel.itest.springboot.util;
  
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutputStream;
  import java.io.PrintWriter;
  import java.io.StringWriter;
  
  /**
   * Provide basic serialization utils. Cannot rely on common available libraries to not influence the test outcome.
   */
  public final class SerializationUtils {
  
      private SerializationUtils() {
      }
  
      public static byte[] marshal(Object o) {
          try (ByteArrayOutputStream out = new ByteArrayOutputStream();
                  ObjectOutputStream oout = new ObjectOutputStream(out)) {
              oout.writeObject(o);
              oout.flush();
              return out.toByteArray();
          } catch (IOException e) {
              throw new RuntimeException("Unable to marshal the bean " + o, e);
          }
      }
  
      public static Object unmarshal(byte[] content) {
          if (content == null) {
              return null;
          }
  
          try (ByteArrayInputStream in = new ByteArrayInputStream(content);
                  ObjectInputStream oin = new ObjectInputStream(in)) {
              Object bean = oin.readObject();
              return bean;
  
          } catch (IOException | ClassNotFoundException e) {
              throw new RuntimeException("Unable to unmarshal the bean", e);
          }
      }
  
      public static Throwable transferable(Throwable ex) {
          try (StringWriter sw = new StringWriter(); PrintWriter pw = new PrintWriter(sw)) {
              ex.printStackTrace(pw);
              pw.flush();
  
              return new Exception("Error while executing tests. Wrapped exception is: " + sw.toString());
          } catch (IOException e) {
              return new RuntimeException("Error while cleaning up the exception. Message=" + e.getMessage());
          }
      }
  
  }
  