@Override
  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + (checkPortability ? 1231 : 1237);
    result = prime * result + classPatterns.hashCode();
    result = prime * result + excludePatterns.hashCode();
    result = prime * result + identityPatterns.hashCode();
    return result;
  }
The PdxType created by the first serialization by the auto serializer.
geode-core/src/main/java/org/apache/geode/pdx/internal/AutoSerializableManager.java