@Override
  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + ((description == null) ? 0 : description.hashCode());
    result = prime * result + ((type == null) ? 0 : type.hashCode());
    return result;
  }
@return returns the type of this source
geode-core/src/main/java/org/apache/geode/internal/ConfigSource.java