@Override
  public String toString() {
    StringBuilder sb = new StringBuilder(80);
    sb.append(className).append(',').append(methods.size()).append("\n");
    for (Map.Entry<String, Integer> entry : methods.entrySet()) {
      sb.append(entry.getKey()).append(',');
      sb.append(entry.getValue());
      sb.append("\n");
    }
    return sb.toString();
  }
A class used to store the names of data-serializable classes and the sizes of their
toData/fromData methods.
geode-junit/src/main/java/org/apache/geode/codeAnalysis/ClassAndMethodDetails.java