http://ehcache.org: The implementation module of Ehcache 3 (Terracotta Inc., a wholly-owned subsidiary of Software AG USA, Inc.) 
final class org.ehcache.impl.internal.concurrent.ConcurrentHashMap$CounterCell
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: org.ehcache.impl.internal.concurrent.ConcurrentHashMap$CounterCell
  super_class: java.lang.Object
{
  volatile long value;
    descriptor: J
    flags: (0x0040) ACC_VOLATILE

  void <init>(long);
    descriptor: (J)V
    flags: (0x0000) 
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.ehcache.impl.internal.concurrent.ConcurrentHashMap$CounterCell this
        start local 1 // long x
         0: .line 2586
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            aload 0 /* this */
            lload 1 /* x */
            putfield org.ehcache.impl.internal.concurrent.ConcurrentHashMap$CounterCell.value:J
            return
        end local 1 // long x
        end local 0 // org.ehcache.impl.internal.concurrent.ConcurrentHashMap$CounterCell this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/ehcache/impl/internal/concurrent/ConcurrentHashMap$CounterCell;
            0    1     1     x  J
    MethodParameters:
      Name  Flags
      x     
}
SourceFile: "ConcurrentHashMap.java"
NestHost: org.ehcache.impl.internal.concurrent.ConcurrentHashMap
InnerClasses:
  final CounterCell = org.ehcache.impl.internal.concurrent.ConcurrentHashMap$CounterCell of org.ehcache.impl.internal.concurrent.ConcurrentHashMap
    RuntimeVisibleAnnotations: 
      sun.misc.Contended()