http://ehcache.org: The Core module of Ehcache 3 (Terracotta Inc., a wholly-owned subsidiary of Software AG USA, Inc.) 
public interface org.ehcache.core.statistics.OperationObserver<T extends java.lang.Enum<T>>
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.ehcache.core.statistics.OperationObserver
  super_class: java.lang.Object
{
  public abstract void begin();
    descriptor: ()V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract void end();
    descriptor: (Ljava/lang/Enum;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: (TT;)V
    MethodParameters:
        Name  Flags
      result  
}
Signature: <T:Ljava/lang/Enum<TT;>;>Ljava/lang/Object;
SourceFile: "OperationObserver.java"