https://github.com/Terracotta-OSS/statistics: A statistics framework used inside Ehcache and the Terracotta products 
public interface org.terracotta.statistics.ValueStatistic<T extends java.io.Serializable>
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.terracotta.statistics.ValueStatistic
  super_class: java.lang.Object
{
  public abstract org.terracotta.statistics.StatisticType type();
    descriptor: ()Lorg/terracotta/statistics/StatisticType;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract T value();
    descriptor: ()Ljava/io/Serializable;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: ()TT;
}
Signature: <T::Ljava/io/Serializable;>Ljava/lang/Object;
SourceFile: "ValueStatistic.java"