http://netty.io/netty-all/: Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers and clients. (The Netty Project) 
public class io.netty.util.HashedWheelTimer implements io.netty.util.Timer
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: io.netty.util.HashedWheelTimer
  super_class: java.lang.Object
{
  static final io.netty.util.internal.logging.InternalLogger logger;
    descriptor: Lio/netty/util/internal/logging/InternalLogger;
    flags: (0x0018) ACC_STATIC, ACC_FINAL

  private static final java.util.concurrent.atomic.AtomicInteger INSTANCE_COUNTER;
    descriptor: Ljava/util/concurrent/atomic/AtomicInteger;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final java.util.concurrent.atomic.AtomicBoolean WARNED_TOO_MANY_INSTANCES;
    descriptor: Ljava/util/concurrent/atomic/AtomicBoolean;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final int INSTANCE_COUNT_LIMIT;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 64

  private static final io.netty.util.ResourceLeakDetector<io.netty.util.HashedWheelTimer> leakDetector;
    descriptor: Lio/netty/util/ResourceLeakDetector;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    Signature: Lio/netty/util/ResourceLeakDetector<Lio/netty/util/HashedWheelTimer;>;

  private static final java.util.concurrent.atomic.AtomicIntegerFieldUpdater<io.netty.util.HashedWheelTimer> WORKER_STATE_UPDATER;
    descriptor: Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    Signature: Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater<Lio/netty/util/HashedWheelTimer;>;

  private final io.netty.util.ResourceLeakTracker<io.netty.util.HashedWheelTimer> leak;
    descriptor: Lio/netty/util/ResourceLeakTracker;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Lio/netty/util/ResourceLeakTracker<Lio/netty/util/HashedWheelTimer;>;

  private final io.netty.util.HashedWheelTimer$Worker worker;
    descriptor: Lio/netty/util/HashedWheelTimer$Worker;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.lang.Thread workerThread;
    descriptor: Ljava/lang/Thread;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public static final int WORKER_STATE_INIT;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 0

  public static final int WORKER_STATE_STARTED;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 1

  public static final int WORKER_STATE_SHUTDOWN;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 2

  private volatile int workerState;
    descriptor: I
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  private final long tickDuration;
    descriptor: J
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final io.netty.util.HashedWheelTimer$HashedWheelBucket[] wheel;
    descriptor: [Lio/netty/util/HashedWheelTimer$HashedWheelBucket;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int mask;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.util.concurrent.CountDownLatch startTimeInitialized;
    descriptor: Ljava/util/concurrent/CountDownLatch;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.util.Queue<io.netty.util.HashedWheelTimer$HashedWheelTimeout> timeouts;
    descriptor: Ljava/util/Queue;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/Queue<Lio/netty/util/HashedWheelTimer$HashedWheelTimeout;>;

  private final java.util.Queue<io.netty.util.HashedWheelTimer$HashedWheelTimeout> cancelledTimeouts;
    descriptor: Ljava/util/Queue;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/Queue<Lio/netty/util/HashedWheelTimer$HashedWheelTimeout;>;

  private final java.util.concurrent.atomic.AtomicLong pendingTimeouts;
    descriptor: Ljava/util/concurrent/atomic/AtomicLong;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final long maxPendingTimeouts;
    descriptor: J
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private volatile long startTime;
    descriptor: J
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  static final boolean $assertionsDisabled;
    descriptor: Z
    flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=3, locals=0, args_size=0
         0: .line 79
            ldc Lio/netty/util/HashedWheelTimer;
            invokevirtual java.lang.Class.desiredAssertionStatus:()Z
            ifne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: putstatic io.netty.util.HashedWheelTimer.$assertionsDisabled:Z
         3: .line 82
            ldc Lio/netty/util/HashedWheelTimer;
            invokestatic io.netty.util.internal.logging.InternalLoggerFactory.getInstance:(Ljava/lang/Class;)Lio/netty/util/internal/logging/InternalLogger;
         4: .line 81
            putstatic io.netty.util.HashedWheelTimer.logger:Lio/netty/util/internal/logging/InternalLogger;
         5: .line 84
            new java.util.concurrent.atomic.AtomicInteger
            dup
            invokespecial java.util.concurrent.atomic.AtomicInteger.<init>:()V
            putstatic io.netty.util.HashedWheelTimer.INSTANCE_COUNTER:Ljava/util/concurrent/atomic/AtomicInteger;
         6: .line 85
            new java.util.concurrent.atomic.AtomicBoolean
            dup
            invokespecial java.util.concurrent.atomic.AtomicBoolean.<init>:()V
            putstatic io.netty.util.HashedWheelTimer.WARNED_TOO_MANY_INSTANCES:Ljava/util/concurrent/atomic/AtomicBoolean;
         7: .line 87
            invokestatic io.netty.util.ResourceLeakDetectorFactory.instance:()Lio/netty/util/ResourceLeakDetectorFactory;
         8: .line 88
            ldc Lio/netty/util/HashedWheelTimer;
            iconst_1
            invokevirtual io.netty.util.ResourceLeakDetectorFactory.newResourceLeakDetector:(Ljava/lang/Class;I)Lio/netty/util/ResourceLeakDetector;
         9: .line 87
            putstatic io.netty.util.HashedWheelTimer.leakDetector:Lio/netty/util/ResourceLeakDetector;
        10: .line 91
            ldc Lio/netty/util/HashedWheelTimer;
            ldc "workerState"
            invokestatic java.util.concurrent.atomic.AtomicIntegerFieldUpdater.newUpdater:(Ljava/lang/Class;Ljava/lang/String;)Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
        11: .line 90
            putstatic io.netty.util.HashedWheelTimer.WORKER_STATE_UPDATER:Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
        12: .line 99
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.util.HashedWheelTimer this
         0: .line 120
            aload 0 /* this */
            invokestatic java.util.concurrent.Executors.defaultThreadFactory:()Ljava/util/concurrent/ThreadFactory;
            invokespecial io.netty.util.HashedWheelTimer.<init>:(Ljava/util/concurrent/ThreadFactory;)V
         1: .line 121
            return
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lio/netty/util/HashedWheelTimer;

  public void <init>(long, java.util.concurrent.TimeUnit);
    descriptor: (JLjava/util/concurrent/TimeUnit;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=4, args_size=3
        start local 0 // io.netty.util.HashedWheelTimer this
        start local 1 // long tickDuration
        start local 3 // java.util.concurrent.TimeUnit unit
         0: .line 134
            aload 0 /* this */
            invokestatic java.util.concurrent.Executors.defaultThreadFactory:()Ljava/util/concurrent/ThreadFactory;
            lload 1 /* tickDuration */
            aload 3 /* unit */
            invokespecial io.netty.util.HashedWheelTimer.<init>:(Ljava/util/concurrent/ThreadFactory;JLjava/util/concurrent/TimeUnit;)V
         1: .line 135
            return
        end local 3 // java.util.concurrent.TimeUnit unit
        end local 1 // long tickDuration
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    2     0          this  Lio/netty/util/HashedWheelTimer;
            0    2     1  tickDuration  J
            0    2     3          unit  Ljava/util/concurrent/TimeUnit;
    MethodParameters:
              Name  Flags
      tickDuration  
      unit          

  public void <init>(long, java.util.concurrent.TimeUnit, int);
    descriptor: (JLjava/util/concurrent/TimeUnit;I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=5, args_size=4
        start local 0 // io.netty.util.HashedWheelTimer this
        start local 1 // long tickDuration
        start local 3 // java.util.concurrent.TimeUnit unit
        start local 4 // int ticksPerWheel
         0: .line 148
            aload 0 /* this */
            invokestatic java.util.concurrent.Executors.defaultThreadFactory:()Ljava/util/concurrent/ThreadFactory;
            lload 1 /* tickDuration */
            aload 3 /* unit */
            iload 4 /* ticksPerWheel */
            invokespecial io.netty.util.HashedWheelTimer.<init>:(Ljava/util/concurrent/ThreadFactory;JLjava/util/concurrent/TimeUnit;I)V
         1: .line 149
            return
        end local 4 // int ticksPerWheel
        end local 3 // java.util.concurrent.TimeUnit unit
        end local 1 // long tickDuration
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    2     0           this  Lio/netty/util/HashedWheelTimer;
            0    2     1   tickDuration  J
            0    2     3           unit  Ljava/util/concurrent/TimeUnit;
            0    2     4  ticksPerWheel  I
    MethodParameters:
               Name  Flags
      tickDuration   
      unit           
      ticksPerWheel  

  public void <init>(java.util.concurrent.ThreadFactory);
    descriptor: (Ljava/util/concurrent/ThreadFactory;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=2, args_size=2
        start local 0 // io.netty.util.HashedWheelTimer this
        start local 1 // java.util.concurrent.ThreadFactory threadFactory
         0: .line 161
            aload 0 /* this */
            aload 1 /* threadFactory */
            ldc 100
            getstatic java.util.concurrent.TimeUnit.MILLISECONDS:Ljava/util/concurrent/TimeUnit;
            invokespecial io.netty.util.HashedWheelTimer.<init>:(Ljava/util/concurrent/ThreadFactory;JLjava/util/concurrent/TimeUnit;)V
         1: .line 162
            return
        end local 1 // java.util.concurrent.ThreadFactory threadFactory
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    2     0           this  Lio/netty/util/HashedWheelTimer;
            0    2     1  threadFactory  Ljava/util/concurrent/ThreadFactory;
    MethodParameters:
               Name  Flags
      threadFactory  

  public void <init>(java.util.concurrent.ThreadFactory, long, java.util.concurrent.TimeUnit);
    descriptor: (Ljava/util/concurrent/ThreadFactory;JLjava/util/concurrent/TimeUnit;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=5, args_size=4
        start local 0 // io.netty.util.HashedWheelTimer this
        start local 1 // java.util.concurrent.ThreadFactory threadFactory
        start local 2 // long tickDuration
        start local 4 // java.util.concurrent.TimeUnit unit
         0: .line 177
            aload 0 /* this */
            aload 1 /* threadFactory */
            lload 2 /* tickDuration */
            aload 4 /* unit */
            sipush 512
            invokespecial io.netty.util.HashedWheelTimer.<init>:(Ljava/util/concurrent/ThreadFactory;JLjava/util/concurrent/TimeUnit;I)V
         1: .line 178
            return
        end local 4 // java.util.concurrent.TimeUnit unit
        end local 2 // long tickDuration
        end local 1 // java.util.concurrent.ThreadFactory threadFactory
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    2     0           this  Lio/netty/util/HashedWheelTimer;
            0    2     1  threadFactory  Ljava/util/concurrent/ThreadFactory;
            0    2     2   tickDuration  J
            0    2     4           unit  Ljava/util/concurrent/TimeUnit;
    MethodParameters:
               Name  Flags
      threadFactory  
      tickDuration   
      unit           

  public void <init>(java.util.concurrent.ThreadFactory, long, java.util.concurrent.TimeUnit, int);
    descriptor: (Ljava/util/concurrent/ThreadFactory;JLjava/util/concurrent/TimeUnit;I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=6, args_size=5
        start local 0 // io.netty.util.HashedWheelTimer this
        start local 1 // java.util.concurrent.ThreadFactory threadFactory
        start local 2 // long tickDuration
        start local 4 // java.util.concurrent.TimeUnit unit
        start local 5 // int ticksPerWheel
         0: .line 195
            aload 0 /* this */
            aload 1 /* threadFactory */
            lload 2 /* tickDuration */
            aload 4 /* unit */
            iload 5 /* ticksPerWheel */
            iconst_1
            invokespecial io.netty.util.HashedWheelTimer.<init>:(Ljava/util/concurrent/ThreadFactory;JLjava/util/concurrent/TimeUnit;IZ)V
         1: .line 196
            return
        end local 5 // int ticksPerWheel
        end local 4 // java.util.concurrent.TimeUnit unit
        end local 2 // long tickDuration
        end local 1 // java.util.concurrent.ThreadFactory threadFactory
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    2     0           this  Lio/netty/util/HashedWheelTimer;
            0    2     1  threadFactory  Ljava/util/concurrent/ThreadFactory;
            0    2     2   tickDuration  J
            0    2     4           unit  Ljava/util/concurrent/TimeUnit;
            0    2     5  ticksPerWheel  I
    MethodParameters:
               Name  Flags
      threadFactory  
      tickDuration   
      unit           
      ticksPerWheel  

  public void <init>(java.util.concurrent.ThreadFactory, long, java.util.concurrent.TimeUnit, int, boolean);
    descriptor: (Ljava/util/concurrent/ThreadFactory;JLjava/util/concurrent/TimeUnit;IZ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=9, locals=7, args_size=6
        start local 0 // io.netty.util.HashedWheelTimer this
        start local 1 // java.util.concurrent.ThreadFactory threadFactory
        start local 2 // long tickDuration
        start local 4 // java.util.concurrent.TimeUnit unit
        start local 5 // int ticksPerWheel
        start local 6 // boolean leakDetection
         0: .line 216
            aload 0 /* this */
            aload 1 /* threadFactory */
            lload 2 /* tickDuration */
            aload 4 /* unit */
            iload 5 /* ticksPerWheel */
            iload 6 /* leakDetection */
            ldc -1
            invokespecial io.netty.util.HashedWheelTimer.<init>:(Ljava/util/concurrent/ThreadFactory;JLjava/util/concurrent/TimeUnit;IZJ)V
         1: .line 217
            return
        end local 6 // boolean leakDetection
        end local 5 // int ticksPerWheel
        end local 4 // java.util.concurrent.TimeUnit unit
        end local 2 // long tickDuration
        end local 1 // java.util.concurrent.ThreadFactory threadFactory
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    2     0           this  Lio/netty/util/HashedWheelTimer;
            0    2     1  threadFactory  Ljava/util/concurrent/ThreadFactory;
            0    2     2   tickDuration  J
            0    2     4           unit  Ljava/util/concurrent/TimeUnit;
            0    2     5  ticksPerWheel  I
            0    2     6  leakDetection  Z
    MethodParameters:
               Name  Flags
      threadFactory  
      tickDuration   
      unit           
      ticksPerWheel  
      leakDetection  

  public void <init>(java.util.concurrent.ThreadFactory, long, java.util.concurrent.TimeUnit, int, boolean, long);
    descriptor: (Ljava/util/concurrent/ThreadFactory;JLjava/util/concurrent/TimeUnit;IZJ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=10, locals=9, args_size=7
        start local 0 // io.netty.util.HashedWheelTimer this
        start local 1 // java.util.concurrent.ThreadFactory threadFactory
        start local 2 // long tickDuration
        start local 4 // java.util.concurrent.TimeUnit unit
        start local 5 // int ticksPerWheel
        start local 6 // boolean leakDetection
        start local 7 // long maxPendingTimeouts
         0: .line 239
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 94
            aload 0 /* this */
            new io.netty.util.HashedWheelTimer$Worker
            dup
            aload 0 /* this */
            invokespecial io.netty.util.HashedWheelTimer$Worker.<init>:(Lio/netty/util/HashedWheelTimer;)V
            putfield io.netty.util.HashedWheelTimer.worker:Lio/netty/util/HashedWheelTimer$Worker;
         2: .line 106
            aload 0 /* this */
            new java.util.concurrent.CountDownLatch
            dup
            iconst_1
            invokespecial java.util.concurrent.CountDownLatch.<init>:(I)V
            putfield io.netty.util.HashedWheelTimer.startTimeInitialized:Ljava/util/concurrent/CountDownLatch;
         3: .line 107
            aload 0 /* this */
            invokestatic io.netty.util.internal.PlatformDependent.newMpscQueue:()Ljava/util/Queue;
            putfield io.netty.util.HashedWheelTimer.timeouts:Ljava/util/Queue;
         4: .line 108
            aload 0 /* this */
            invokestatic io.netty.util.internal.PlatformDependent.newMpscQueue:()Ljava/util/Queue;
            putfield io.netty.util.HashedWheelTimer.cancelledTimeouts:Ljava/util/Queue;
         5: .line 109
            aload 0 /* this */
            new java.util.concurrent.atomic.AtomicLong
            dup
            lconst_0
            invokespecial java.util.concurrent.atomic.AtomicLong.<init>:(J)V
            putfield io.netty.util.HashedWheelTimer.pendingTimeouts:Ljava/util/concurrent/atomic/AtomicLong;
         6: .line 244
            aload 1 /* threadFactory */
            ifnonnull 8
         7: .line 245
            new java.lang.NullPointerException
            dup
            ldc "threadFactory"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         8: .line 247
      StackMap locals: io.netty.util.HashedWheelTimer java.util.concurrent.ThreadFactory long java.util.concurrent.TimeUnit int int long
      StackMap stack:
            aload 4 /* unit */
            ifnonnull 10
         9: .line 248
            new java.lang.NullPointerException
            dup
            ldc "unit"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
        10: .line 250
      StackMap locals:
      StackMap stack:
            lload 2 /* tickDuration */
            lconst_0
            lcmp
            ifgt 12
        11: .line 251
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "tickDuration must be greater than 0: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            lload 2 /* tickDuration */
            invokevirtual java.lang.StringBuilder.append:(J)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        12: .line 253
      StackMap locals:
      StackMap stack:
            iload 5 /* ticksPerWheel */
            ifgt 14
        13: .line 254
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "ticksPerWheel must be greater than 0: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 5 /* ticksPerWheel */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        14: .line 258
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 5 /* ticksPerWheel */
            invokestatic io.netty.util.HashedWheelTimer.createWheel:(I)[Lio/netty/util/HashedWheelTimer$HashedWheelBucket;
            putfield io.netty.util.HashedWheelTimer.wheel:[Lio/netty/util/HashedWheelTimer$HashedWheelBucket;
        15: .line 259
            aload 0 /* this */
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.wheel:[Lio/netty/util/HashedWheelTimer$HashedWheelBucket;
            arraylength
            iconst_1
            isub
            putfield io.netty.util.HashedWheelTimer.mask:I
        16: .line 262
            aload 0 /* this */
            aload 4 /* unit */
            lload 2 /* tickDuration */
            invokevirtual java.util.concurrent.TimeUnit.toNanos:(J)J
            putfield io.netty.util.HashedWheelTimer.tickDuration:J
        17: .line 265
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.tickDuration:J
            ldc 9223372036854775807
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.wheel:[Lio/netty/util/HashedWheelTimer$HashedWheelBucket;
            arraylength
            i2l
            ldiv
            lcmp
            iflt 22
        18: .line 266
            new java.lang.IllegalArgumentException
            dup
        19: .line 267
            ldc "tickDuration: %d (expected: 0 < tickDuration in nanos < %d"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
        20: .line 268
            lload 2 /* tickDuration */
            invokestatic java.lang.Long.valueOf:(J)Ljava/lang/Long;
            aastore
            dup
            iconst_1
            ldc 9223372036854775807
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.wheel:[Lio/netty/util/HashedWheelTimer$HashedWheelBucket;
            arraylength
            i2l
            ldiv
            invokestatic java.lang.Long.valueOf:(J)Ljava/lang/Long;
            aastore
        21: .line 266
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        22: .line 270
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* threadFactory */
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.worker:Lio/netty/util/HashedWheelTimer$Worker;
            invokeinterface java.util.concurrent.ThreadFactory.newThread:(Ljava/lang/Runnable;)Ljava/lang/Thread;
            putfield io.netty.util.HashedWheelTimer.workerThread:Ljava/lang/Thread;
        23: .line 272
            aload 0 /* this */
            iload 6 /* leakDetection */
            ifne 24
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.workerThread:Ljava/lang/Thread;
            invokevirtual java.lang.Thread.isDaemon:()Z
            ifne 25
      StackMap locals:
      StackMap stack: io.netty.util.HashedWheelTimer
        24: getstatic io.netty.util.HashedWheelTimer.leakDetector:Lio/netty/util/ResourceLeakDetector;
            aload 0 /* this */
            invokevirtual io.netty.util.ResourceLeakDetector.track:(Ljava/lang/Object;)Lio/netty/util/ResourceLeakTracker;
            goto 26
      StackMap locals:
      StackMap stack: io.netty.util.HashedWheelTimer
        25: aconst_null
      StackMap locals: io.netty.util.HashedWheelTimer java.util.concurrent.ThreadFactory long java.util.concurrent.TimeUnit int int long
      StackMap stack: io.netty.util.HashedWheelTimer io.netty.util.ResourceLeakTracker
        26: putfield io.netty.util.HashedWheelTimer.leak:Lio/netty/util/ResourceLeakTracker;
        27: .line 274
            aload 0 /* this */
            lload 7 /* maxPendingTimeouts */
            putfield io.netty.util.HashedWheelTimer.maxPendingTimeouts:J
        28: .line 276
            getstatic io.netty.util.HashedWheelTimer.INSTANCE_COUNTER:Ljava/util/concurrent/atomic/AtomicInteger;
            invokevirtual java.util.concurrent.atomic.AtomicInteger.incrementAndGet:()I
            bipush 64
            if_icmple 31
        29: .line 277
            getstatic io.netty.util.HashedWheelTimer.WARNED_TOO_MANY_INSTANCES:Ljava/util/concurrent/atomic/AtomicBoolean;
            iconst_0
            iconst_1
            invokevirtual java.util.concurrent.atomic.AtomicBoolean.compareAndSet:(ZZ)Z
            ifeq 31
        30: .line 278
            invokestatic io.netty.util.HashedWheelTimer.reportTooManyInstances:()V
        31: .line 280
      StackMap locals:
      StackMap stack:
            return
        end local 7 // long maxPendingTimeouts
        end local 6 // boolean leakDetection
        end local 5 // int ticksPerWheel
        end local 4 // java.util.concurrent.TimeUnit unit
        end local 2 // long tickDuration
        end local 1 // java.util.concurrent.ThreadFactory threadFactory
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot                Name  Signature
            0   32     0                this  Lio/netty/util/HashedWheelTimer;
            0   32     1       threadFactory  Ljava/util/concurrent/ThreadFactory;
            0   32     2        tickDuration  J
            0   32     4                unit  Ljava/util/concurrent/TimeUnit;
            0   32     5       ticksPerWheel  I
            0   32     6       leakDetection  Z
            0   32     7  maxPendingTimeouts  J
    MethodParameters:
                    Name  Flags
      threadFactory       
      tickDuration        
      unit                
      ticksPerWheel       
      leakDetection       
      maxPendingTimeouts  

  protected void finalize();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // io.netty.util.HashedWheelTimer this
         0: .line 285
            aload 0 /* this */
            invokespecial java.lang.Object.finalize:()V
         1: .line 286
            goto 6
      StackMap locals:
      StackMap stack: java.lang.Throwable
         2: astore 1
         3: .line 289
            getstatic io.netty.util.HashedWheelTimer.WORKER_STATE_UPDATER:Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
            aload 0 /* this */
            iconst_2
            invokevirtual java.util.concurrent.atomic.AtomicIntegerFieldUpdater.getAndSet:(Ljava/lang/Object;I)I
            iconst_2
            if_icmpeq 5
         4: .line 290
            getstatic io.netty.util.HashedWheelTimer.INSTANCE_COUNTER:Ljava/util/concurrent/atomic/AtomicInteger;
            invokevirtual java.util.concurrent.atomic.AtomicInteger.decrementAndGet:()I
            pop
         5: .line 292
      StackMap locals: java.lang.Throwable
      StackMap stack:
            aload 1
            athrow
         6: .line 289
      StackMap locals:
      StackMap stack:
            getstatic io.netty.util.HashedWheelTimer.WORKER_STATE_UPDATER:Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
            aload 0 /* this */
            iconst_2
            invokevirtual java.util.concurrent.atomic.AtomicIntegerFieldUpdater.getAndSet:(Ljava/lang/Object;I)I
            iconst_2
            if_icmpeq 8
         7: .line 290
            getstatic io.netty.util.HashedWheelTimer.INSTANCE_COUNTER:Ljava/util/concurrent/atomic/AtomicInteger;
            invokevirtual java.util.concurrent.atomic.AtomicInteger.decrementAndGet:()I
            pop
         8: .line 293
      StackMap locals:
      StackMap stack:
            return
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    9     0  this  Lio/netty/util/HashedWheelTimer;
      Exception table:
        from    to  target  type
           0     2       2  any
    Exceptions:
      throws java.lang.Throwable

  private static io.netty.util.HashedWheelTimer$HashedWheelBucket[] createWheel(int);
    descriptor: (I)[Lio/netty/util/HashedWheelTimer$HashedWheelBucket;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=5, locals=3, args_size=1
        start local 0 // int ticksPerWheel
         0: .line 296
            iload 0 /* ticksPerWheel */
            ifgt 4
         1: .line 297
            new java.lang.IllegalArgumentException
            dup
         2: .line 298
            new java.lang.StringBuilder
            dup
            ldc "ticksPerWheel must be greater than 0: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 0 /* ticksPerWheel */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         3: .line 297
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 300
      StackMap locals:
      StackMap stack:
            iload 0 /* ticksPerWheel */
            ldc 1073741824
            if_icmple 8
         5: .line 301
            new java.lang.IllegalArgumentException
            dup
         6: .line 302
            new java.lang.StringBuilder
            dup
            ldc "ticksPerWheel may not be greater than 2^30: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 0 /* ticksPerWheel */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         7: .line 301
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         8: .line 305
      StackMap locals:
      StackMap stack:
            iload 0 /* ticksPerWheel */
            invokestatic io.netty.util.HashedWheelTimer.normalizeTicksPerWheel:(I)I
            istore 0 /* ticksPerWheel */
         9: .line 306
            iload 0 /* ticksPerWheel */
            anewarray io.netty.util.HashedWheelTimer$HashedWheelBucket
            astore 1 /* wheel */
        start local 1 // io.netty.util.HashedWheelTimer$HashedWheelBucket[] wheel
        10: .line 307
            iconst_0
            istore 2 /* i */
        start local 2 // int i
        11: goto 14
        12: .line 308
      StackMap locals: io.netty.util.HashedWheelTimer$HashedWheelBucket[] int
      StackMap stack:
            aload 1 /* wheel */
            iload 2 /* i */
            new io.netty.util.HashedWheelTimer$HashedWheelBucket
            dup
            invokespecial io.netty.util.HashedWheelTimer$HashedWheelBucket.<init>:()V
            aastore
        13: .line 307
            iinc 2 /* i */ 1
      StackMap locals:
      StackMap stack:
        14: iload 2 /* i */
            aload 1 /* wheel */
            arraylength
            if_icmplt 12
        end local 2 // int i
        15: .line 310
            aload 1 /* wheel */
            areturn
        end local 1 // io.netty.util.HashedWheelTimer$HashedWheelBucket[] wheel
        end local 0 // int ticksPerWheel
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0   16     0  ticksPerWheel  I
           10   16     1          wheel  [Lio/netty/util/HashedWheelTimer$HashedWheelBucket;
           11   15     2              i  I
    MethodParameters:
               Name  Flags
      ticksPerWheel  

  private static int normalizeTicksPerWheel(int);
    descriptor: (I)I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // int ticksPerWheel
         0: .line 314
            iconst_1
            istore 1 /* normalizedTicksPerWheel */
        start local 1 // int normalizedTicksPerWheel
         1: .line 315
            goto 3
         2: .line 316
      StackMap locals: int
      StackMap stack:
            iload 1 /* normalizedTicksPerWheel */
            iconst_1
            ishl
            istore 1 /* normalizedTicksPerWheel */
         3: .line 315
      StackMap locals:
      StackMap stack:
            iload 1 /* normalizedTicksPerWheel */
            iload 0 /* ticksPerWheel */
            if_icmplt 2
         4: .line 318
            iload 1 /* normalizedTicksPerWheel */
            ireturn
        end local 1 // int normalizedTicksPerWheel
        end local 0 // int ticksPerWheel
      LocalVariableTable:
        Start  End  Slot                     Name  Signature
            0    5     0            ticksPerWheel  I
            1    5     1  normalizedTicksPerWheel  I
    MethodParameters:
               Name  Flags
      ticksPerWheel  

  public void start();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // io.netty.util.HashedWheelTimer this
         0: .line 329
            getstatic io.netty.util.HashedWheelTimer.WORKER_STATE_UPDATER:Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
            aload 0 /* this */
            invokevirtual java.util.concurrent.atomic.AtomicIntegerFieldUpdater.get:(Ljava/lang/Object;)I
            tableswitch { // 0 - 2
                    0: 1
                    1: 4
                    2: 5
              default: 6
          }
         1: .line 331
      StackMap locals:
      StackMap stack:
            getstatic io.netty.util.HashedWheelTimer.WORKER_STATE_UPDATER:Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
            aload 0 /* this */
            iconst_0
            iconst_1
            invokevirtual java.util.concurrent.atomic.AtomicIntegerFieldUpdater.compareAndSet:(Ljava/lang/Object;II)Z
            ifeq 10
         2: .line 332
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.workerThread:Ljava/lang/Thread;
            invokevirtual java.lang.Thread.start:()V
         3: .line 334
            goto 10
         4: .line 336
      StackMap locals:
      StackMap stack:
            goto 10
         5: .line 338
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalStateException
            dup
            ldc "cannot be started once stopped"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         6: .line 340
      StackMap locals:
      StackMap stack:
            new java.lang.Error
            dup
            ldc "Invalid WorkerState"
            invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
            athrow
         7: .line 346
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.startTimeInitialized:Ljava/util/concurrent/CountDownLatch;
            invokevirtual java.util.concurrent.CountDownLatch.await:()V
         8: .line 347
            goto 10
      StackMap locals:
      StackMap stack: java.lang.InterruptedException
         9: pop
        10: .line 344
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.startTime:J
            lconst_0
            lcmp
            ifeq 7
        11: .line 351
            return
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   12     0  this  Lio/netty/util/HashedWheelTimer;
      Exception table:
        from    to  target  type
           7     8       9  Class java.lang.InterruptedException

  public java.util.Set<io.netty.util.Timeout> stop();
    descriptor: ()Ljava/util/Set;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=4, args_size=1
        start local 0 // io.netty.util.HashedWheelTimer this
         0: .line 355
            invokestatic java.lang.Thread.currentThread:()Ljava/lang/Thread;
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.workerThread:Ljava/lang/Thread;
            if_acmpne 7
         1: .line 356
            new java.lang.IllegalStateException
            dup
         2: .line 357
            new java.lang.StringBuilder
            dup
            ldc Lio/netty/util/HashedWheelTimer;
            invokevirtual java.lang.Class.getSimpleName:()Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
         3: .line 358
            ldc ".stop() cannot be called from "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
         4: .line 359
            ldc Lio/netty/util/TimerTask;
            invokevirtual java.lang.Class.getSimpleName:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
         5: .line 357
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         6: .line 356
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         7: .line 362
      StackMap locals:
      StackMap stack:
            getstatic io.netty.util.HashedWheelTimer.WORKER_STATE_UPDATER:Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
            aload 0 /* this */
            iconst_1
            iconst_2
            invokevirtual java.util.concurrent.atomic.AtomicIntegerFieldUpdater.compareAndSet:(Ljava/lang/Object;II)Z
            ifne 14
         8: .line 364
            getstatic io.netty.util.HashedWheelTimer.WORKER_STATE_UPDATER:Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
            aload 0 /* this */
            iconst_2
            invokevirtual java.util.concurrent.atomic.AtomicIntegerFieldUpdater.getAndSet:(Ljava/lang/Object;I)I
            iconst_2
            if_icmpeq 13
         9: .line 365
            getstatic io.netty.util.HashedWheelTimer.INSTANCE_COUNTER:Ljava/util/concurrent/atomic/AtomicInteger;
            invokevirtual java.util.concurrent.atomic.AtomicInteger.decrementAndGet:()I
            pop
        10: .line 366
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.leak:Lio/netty/util/ResourceLeakTracker;
            ifnull 13
        11: .line 367
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.leak:Lio/netty/util/ResourceLeakTracker;
            aload 0 /* this */
            invokeinterface io.netty.util.ResourceLeakTracker.close:(Ljava/lang/Object;)Z
            istore 1 /* closed */
        start local 1 // boolean closed
        12: .line 368
            getstatic io.netty.util.HashedWheelTimer.$assertionsDisabled:Z
            ifne 13
            iload 1 /* closed */
            ifne 13
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        end local 1 // boolean closed
        13: .line 372
      StackMap locals:
      StackMap stack:
            invokestatic java.util.Collections.emptySet:()Ljava/util/Set;
            areturn
        14: .line 376
      StackMap locals:
      StackMap stack:
            iconst_0
            istore 1 /* interrupted */
        start local 1 // boolean interrupted
        15: .line 377
            goto 21
        16: .line 378
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.workerThread:Ljava/lang/Thread;
            invokevirtual java.lang.Thread.interrupt:()V
        17: .line 380
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.workerThread:Ljava/lang/Thread;
            ldc 100
            invokevirtual java.lang.Thread.join:(J)V
        18: .line 381
            goto 21
      StackMap locals:
      StackMap stack: java.lang.InterruptedException
        19: pop
        20: .line 382
            iconst_1
            istore 1 /* interrupted */
        21: .line 377
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.workerThread:Ljava/lang/Thread;
            invokevirtual java.lang.Thread.isAlive:()Z
            ifne 16
        22: .line 386
            iload 1 /* interrupted */
            ifeq 31
        23: .line 387
            invokestatic java.lang.Thread.currentThread:()Ljava/lang/Thread;
            invokevirtual java.lang.Thread.interrupt:()V
        end local 1 // boolean interrupted
        24: .line 389
            goto 31
      StackMap locals: io.netty.util.HashedWheelTimer
      StackMap stack: java.lang.Throwable
        25: astore 2
        26: .line 390
            getstatic io.netty.util.HashedWheelTimer.INSTANCE_COUNTER:Ljava/util/concurrent/atomic/AtomicInteger;
            invokevirtual java.util.concurrent.atomic.AtomicInteger.decrementAndGet:()I
            pop
        27: .line 391
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.leak:Lio/netty/util/ResourceLeakTracker;
            ifnull 30
        28: .line 392
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.leak:Lio/netty/util/ResourceLeakTracker;
            aload 0 /* this */
            invokeinterface io.netty.util.ResourceLeakTracker.close:(Ljava/lang/Object;)Z
            istore 3 /* closed */
        start local 3 // boolean closed
        29: .line 393
            getstatic io.netty.util.HashedWheelTimer.$assertionsDisabled:Z
            ifne 30
            iload 3 /* closed */
            ifne 30
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        end local 3 // boolean closed
        30: .line 395
      StackMap locals: io.netty.util.HashedWheelTimer top java.lang.Throwable
      StackMap stack:
            aload 2
            athrow
        31: .line 390
      StackMap locals: io.netty.util.HashedWheelTimer
      StackMap stack:
            getstatic io.netty.util.HashedWheelTimer.INSTANCE_COUNTER:Ljava/util/concurrent/atomic/AtomicInteger;
            invokevirtual java.util.concurrent.atomic.AtomicInteger.decrementAndGet:()I
            pop
        32: .line 391
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.leak:Lio/netty/util/ResourceLeakTracker;
            ifnull 35
        33: .line 392
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.leak:Lio/netty/util/ResourceLeakTracker;
            aload 0 /* this */
            invokeinterface io.netty.util.ResourceLeakTracker.close:(Ljava/lang/Object;)Z
            istore 3 /* closed */
        start local 3 // boolean closed
        34: .line 393
            getstatic io.netty.util.HashedWheelTimer.$assertionsDisabled:Z
            ifne 35
            iload 3 /* closed */
            ifne 35
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        end local 3 // boolean closed
        35: .line 396
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.worker:Lio/netty/util/HashedWheelTimer$Worker;
            invokevirtual io.netty.util.HashedWheelTimer$Worker.unprocessedTimeouts:()Ljava/util/Set;
            areturn
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   36     0         this  Lio/netty/util/HashedWheelTimer;
           12   13     1       closed  Z
           15   24     1  interrupted  Z
           29   30     3       closed  Z
           34   35     3       closed  Z
      Exception table:
        from    to  target  type
          17    18      19  Class java.lang.InterruptedException
          14    25      25  any
    Signature: ()Ljava/util/Set<Lio/netty/util/Timeout;>;

  public io.netty.util.Timeout newTimeout(io.netty.util.TimerTask, long, java.util.concurrent.TimeUnit);
    descriptor: (Lio/netty/util/TimerTask;JLjava/util/concurrent/TimeUnit;)Lio/netty/util/Timeout;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=10, args_size=4
        start local 0 // io.netty.util.HashedWheelTimer this
        start local 1 // io.netty.util.TimerTask task
        start local 2 // long delay
        start local 4 // java.util.concurrent.TimeUnit unit
         0: .line 401
            aload 1 /* task */
            ifnonnull 2
         1: .line 402
            new java.lang.NullPointerException
            dup
            ldc "task"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 404
      StackMap locals:
      StackMap stack:
            aload 4 /* unit */
            ifnonnull 4
         3: .line 405
            new java.lang.NullPointerException
            dup
            ldc "unit"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 408
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.pendingTimeouts:Ljava/util/concurrent/atomic/AtomicLong;
            invokevirtual java.util.concurrent.atomic.AtomicLong.incrementAndGet:()J
            lstore 5 /* pendingTimeoutsCount */
        start local 5 // long pendingTimeoutsCount
         5: .line 410
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.maxPendingTimeouts:J
            lconst_0
            lcmp
            ifle 11
            lload 5 /* pendingTimeoutsCount */
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.maxPendingTimeouts:J
            lcmp
            ifle 11
         6: .line 411
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.pendingTimeouts:Ljava/util/concurrent/atomic/AtomicLong;
            invokevirtual java.util.concurrent.atomic.AtomicLong.decrementAndGet:()J
            pop2
         7: .line 412
            new java.util.concurrent.RejectedExecutionException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Number of pending timeouts ("
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
         8: .line 413
            lload 5 /* pendingTimeoutsCount */
            invokevirtual java.lang.StringBuilder.append:(J)Ljava/lang/StringBuilder;
            ldc ") is greater than or equal to maximum allowed pending "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
         9: .line 414
            ldc "timeouts ("
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.maxPendingTimeouts:J
            invokevirtual java.lang.StringBuilder.append:(J)Ljava/lang/StringBuilder;
            ldc ")"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        10: .line 412
            invokespecial java.util.concurrent.RejectedExecutionException.<init>:(Ljava/lang/String;)V
            athrow
        11: .line 417
      StackMap locals: long
      StackMap stack:
            aload 0 /* this */
            invokevirtual io.netty.util.HashedWheelTimer.start:()V
        12: .line 421
            invokestatic java.lang.System.nanoTime:()J
            aload 4 /* unit */
            lload 2 /* delay */
            invokevirtual java.util.concurrent.TimeUnit.toNanos:(J)J
            ladd
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.startTime:J
            lsub
            lstore 7 /* deadline */
        start local 7 // long deadline
        13: .line 424
            lload 2 /* delay */
            lconst_0
            lcmp
            ifle 15
            lload 7 /* deadline */
            lconst_0
            lcmp
            ifge 15
        14: .line 425
            ldc 9223372036854775807
            lstore 7 /* deadline */
        15: .line 427
      StackMap locals: long
      StackMap stack:
            new io.netty.util.HashedWheelTimer$HashedWheelTimeout
            dup
            aload 0 /* this */
            aload 1 /* task */
            lload 7 /* deadline */
            invokespecial io.netty.util.HashedWheelTimer$HashedWheelTimeout.<init>:(Lio/netty/util/HashedWheelTimer;Lio/netty/util/TimerTask;J)V
            astore 9 /* timeout */
        start local 9 // io.netty.util.HashedWheelTimer$HashedWheelTimeout timeout
        16: .line 428
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.timeouts:Ljava/util/Queue;
            aload 9 /* timeout */
            invokeinterface java.util.Queue.add:(Ljava/lang/Object;)Z
            pop
        17: .line 429
            aload 9 /* timeout */
            areturn
        end local 9 // io.netty.util.HashedWheelTimer$HashedWheelTimeout timeout
        end local 7 // long deadline
        end local 5 // long pendingTimeoutsCount
        end local 4 // java.util.concurrent.TimeUnit unit
        end local 2 // long delay
        end local 1 // io.netty.util.TimerTask task
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot                  Name  Signature
            0   18     0                  this  Lio/netty/util/HashedWheelTimer;
            0   18     1                  task  Lio/netty/util/TimerTask;
            0   18     2                 delay  J
            0   18     4                  unit  Ljava/util/concurrent/TimeUnit;
            5   18     5  pendingTimeoutsCount  J
           13   18     7              deadline  J
           16   18     9               timeout  Lio/netty/util/HashedWheelTimer$HashedWheelTimeout;
    MethodParameters:
       Name  Flags
      task   
      delay  
      unit   

  public long pendingTimeouts();
    descriptor: ()J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.util.HashedWheelTimer this
         0: .line 436
            aload 0 /* this */
            getfield io.netty.util.HashedWheelTimer.pendingTimeouts:Ljava/util/concurrent/atomic/AtomicLong;
            invokevirtual java.util.concurrent.atomic.AtomicLong.get:()J
            lreturn
        end local 0 // io.netty.util.HashedWheelTimer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/util/HashedWheelTimer;

  private static void reportTooManyInstances();
    descriptor: ()V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=4, locals=1, args_size=0
         0: .line 440
            ldc Lio/netty/util/HashedWheelTimer;
            invokestatic io.netty.util.internal.StringUtil.simpleClassName:(Ljava/lang/Class;)Ljava/lang/String;
            astore 0 /* resourceType */
        start local 0 // java.lang.String resourceType
         1: .line 441
            getstatic io.netty.util.HashedWheelTimer.logger:Lio/netty/util/internal/logging/InternalLogger;
            new java.lang.StringBuilder
            dup
            ldc "You are creating too many "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* resourceType */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc " instances. "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
         2: .line 442
            aload 0 /* resourceType */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc " is a shared resource that must be reused across the JVM,"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
         3: .line 443
            ldc "so that only a few instances are created."
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         4: .line 441
            invokeinterface io.netty.util.internal.logging.InternalLogger.error:(Ljava/lang/String;)V
         5: .line 444
            return
        end local 0 // java.lang.String resourceType
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            1    6     0  resourceType  Ljava/lang/String;
}
SourceFile: "HashedWheelTimer.java"
NestMembers:
  io.netty.util.HashedWheelTimer$HashedWheelBucket  io.netty.util.HashedWheelTimer$HashedWheelTimeout  io.netty.util.HashedWheelTimer$Worker
InnerClasses:
  private final HashedWheelBucket = io.netty.util.HashedWheelTimer$HashedWheelBucket of io.netty.util.HashedWheelTimer
  private final HashedWheelTimeout = io.netty.util.HashedWheelTimer$HashedWheelTimeout of io.netty.util.HashedWheelTimer
  private final Worker = io.netty.util.HashedWheelTimer$Worker of io.netty.util.HashedWheelTimer