public class DTO implements Serializable{
    private static final long serialVersionUID = 1L;
    private String name;

    public DTO()
    {
        this.name = "name";
    }

    public String getName() {
        return name;
    }

@Override
    public int hashCode() {}

@Override
public boolean equals(Object obj) {}

public class Parent {

  public static void main(String[] args) {

      try {
          new Parent().start();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

      public void start() throws IOException, InterruptedException, ClassNotFoundException
      {
            String classpath = System.getProperty("java.class.path");
            String className = Child.class.getCanonicalName();

            ProcessBuilder builder = new ProcessBuilder(
                "java", "-cp", classpath, className);

            Process process = builder.start();

            if (process.isAlive()) {

                ObjectInputStream input = new ObjectInputStream(process.getInputStream());
                DTO dto = (DTO)input.readObject();

            }
      }
}

public class Child {

    public static void main(String[] args) throws IOException {
        DTO dto = new DTO();

        System.out.println("printing random text here");

        ObjectOutputStream stream = new ObjectOutputStream(System.out);
        stream.writeObject(dto);
        stream.flush();
        stream.close();
    }
}

java.io.StreamCorruptedException: invalid stream header: 64617364
    at java.io.ObjectInputStream.readStreamHeader(Unknown Source)
    at java.io.ObjectInputStream.<init>(Unknown Source)
    at working.Parent.start(Parent.java:35)
    at working.Parent.main(Parent.java:14)