public class org.apache.cassandra.utils.NanoTimeToCurrentTimeMillis
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.cassandra.utils.NanoTimeToCurrentTimeMillis
  super_class: java.lang.Object
{
  private static final java.lang.String TIMESTAMP_UPDATE_INTERVAL_PROPERTY;
    descriptor: Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: "cassandra.NANOTIMETOMILLIS_TIMESTAMP_UPDATE_INTERVAL"

  private static final long TIMESTAMP_UPDATE_INTERVAL;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static volatile long[] TIMESTAMP_BASE;
    descriptor: [J
    flags: (0x004a) ACC_PRIVATE, ACC_STATIC, ACC_VOLATILE

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=7, locals=0, args_size=0
         0: .line 34
            ldc "cassandra.NANOTIMETOMILLIS_TIMESTAMP_UPDATE_INTERVAL"
            ldc 10000
            invokestatic java.lang.Long.getLong:(Ljava/lang/String;J)Ljava/lang/Long;
            invokevirtual java.lang.Long.longValue:()J
            putstatic org.apache.cassandra.utils.NanoTimeToCurrentTimeMillis.TIMESTAMP_UPDATE_INTERVAL:J
         1: .line 36
            iconst_2
            newarray 11
            dup
            iconst_0
            invokestatic java.lang.System.currentTimeMillis:()J
            lastore
            dup
            iconst_1
            invokestatic java.lang.System.nanoTime:()J
            lastore
            putstatic org.apache.cassandra.utils.NanoTimeToCurrentTimeMillis.TIMESTAMP_BASE:[J
         2: .line 60
            getstatic org.apache.cassandra.concurrent.ScheduledExecutors.scheduledFastTasks:Lorg/apache/cassandra/concurrent/DebuggableScheduledThreadPoolExecutor;
            invokedynamic run()Ljava/lang/Runnable;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
                Method arguments:
                  ()V
                  org/apache/cassandra/utils/NanoTimeToCurrentTimeMillis.updateTimestampBase()V (6)
                  ()V
         3: .line 61
            getstatic org.apache.cassandra.utils.NanoTimeToCurrentTimeMillis.TIMESTAMP_UPDATE_INTERVAL:J
         4: .line 62
            getstatic org.apache.cassandra.utils.NanoTimeToCurrentTimeMillis.TIMESTAMP_UPDATE_INTERVAL:J
         5: .line 63
            getstatic java.util.concurrent.TimeUnit.MILLISECONDS:Ljava/util/concurrent/TimeUnit;
         6: .line 60
            invokevirtual org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor.scheduleWithFixedDelay:(Ljava/lang/Runnable;JJLjava/util/concurrent/TimeUnit;)Ljava/util/concurrent/ScheduledFuture;
            pop
         7: .line 64
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.cassandra.utils.NanoTimeToCurrentTimeMillis this
         0: .line 28
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.apache.cassandra.utils.NanoTimeToCurrentTimeMillis this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/cassandra/utils/NanoTimeToCurrentTimeMillis;

  public static long convert(long);
    descriptor: (J)J
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=7, locals=3, args_size=1
        start local 0 // long nanoTime
         0: .line 49
            getstatic org.apache.cassandra.utils.NanoTimeToCurrentTimeMillis.TIMESTAMP_BASE:[J
            astore 2 /* timestampBase */
        start local 2 // long[] timestampBase
         1: .line 50
            aload 2 /* timestampBase */
            iconst_0
            laload
            getstatic java.util.concurrent.TimeUnit.NANOSECONDS:Ljava/util/concurrent/TimeUnit;
            lload 0 /* nanoTime */
            aload 2 /* timestampBase */
            iconst_1
            laload
            lsub
            invokevirtual java.util.concurrent.TimeUnit.toMillis:(J)J
            ladd
            lreturn
        end local 2 // long[] timestampBase
        end local 0 // long nanoTime
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    2     0       nanoTime  J
            1    2     2  timestampBase  [J
    MethodParameters:
          Name  Flags
      nanoTime  

  public static void updateNow();
    descriptor: ()V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 55
            getstatic org.apache.cassandra.concurrent.ScheduledExecutors.scheduledFastTasks:Lorg/apache/cassandra/concurrent/DebuggableScheduledThreadPoolExecutor;
            invokedynamic run()Ljava/lang/Runnable;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
                Method arguments:
                  ()V
                  org/apache/cassandra/utils/NanoTimeToCurrentTimeMillis.updateTimestampBase()V (6)
                  ()V
            invokevirtual org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor.submit:(Ljava/lang/Runnable;)Ljava/util/concurrent/Future;
            pop
         1: .line 56
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private static void updateTimestampBase();
    descriptor: ()V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=7, locals=0, args_size=0
         0: .line 68
            iconst_2
            newarray 11
            dup
            iconst_0
         1: .line 69
            getstatic org.apache.cassandra.utils.NanoTimeToCurrentTimeMillis.TIMESTAMP_BASE:[J
            iconst_0
            laload
            invokestatic java.lang.System.currentTimeMillis:()J
            invokestatic java.lang.Math.max:(JJ)J
            lastore
            dup
            iconst_1
         2: .line 70
            getstatic org.apache.cassandra.utils.NanoTimeToCurrentTimeMillis.TIMESTAMP_BASE:[J
            iconst_1
            laload
            invokestatic java.lang.System.nanoTime:()J
            invokestatic java.lang.Math.max:(JJ)J
            lastore
         3: .line 68
            putstatic org.apache.cassandra.utils.NanoTimeToCurrentTimeMillis.TIMESTAMP_BASE:[J
         4: .line 71
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
SourceFile: "NanoTimeToCurrentTimeMillis.java"
InnerClasses:
  public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles