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.spi.time.TimeSource
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.ehcache.core.spi.time.TimeSource
  super_class: java.lang.Object
{
  public abstract long getTimeMillis();
    descriptor: ()J
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "TimeSource.java"
    RuntimeVisibleAnnotations: 
      java.lang.FunctionalInterface()