public class io.netty.channel.group.DefaultChannelGroup extends java.util.AbstractSet<io.netty.channel.Channel> implements io.netty.channel.group.ChannelGroup
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: io.netty.channel.group.DefaultChannelGroup
  super_class: java.util.AbstractSet
{
  private static final java.util.concurrent.atomic.AtomicInteger nextId;
    descriptor: Ljava/util/concurrent/atomic/AtomicInteger;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

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

  private final io.netty.util.concurrent.EventExecutor executor;
    descriptor: Lio/netty/util/concurrent/EventExecutor;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.util.concurrent.ConcurrentMap<io.netty.channel.ChannelId, io.netty.channel.Channel> serverChannels;
    descriptor: Ljava/util/concurrent/ConcurrentMap;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/concurrent/ConcurrentMap<Lio/netty/channel/ChannelId;Lio/netty/channel/Channel;>;

  private final java.util.concurrent.ConcurrentMap<io.netty.channel.ChannelId, io.netty.channel.Channel> nonServerChannels;
    descriptor: Ljava/util/concurrent/ConcurrentMap;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/concurrent/ConcurrentMap<Lio/netty/channel/ChannelId;Lio/netty/channel/Channel;>;

  private final io.netty.channel.ChannelFutureListener remover;
    descriptor: Lio/netty/channel/ChannelFutureListener;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final io.netty.channel.group.VoidChannelGroupFuture voidFuture;
    descriptor: Lio/netty/channel/group/VoidChannelGroupFuture;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final boolean stayClosed;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private volatile boolean closed;
    descriptor: Z
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 44
            new java.util.concurrent.atomic.AtomicInteger
            dup
            invokespecial java.util.concurrent.atomic.AtomicInteger.<init>:()V
            putstatic io.netty.channel.group.DefaultChannelGroup.nextId:Ljava/util/concurrent/atomic/AtomicInteger;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>(io.netty.util.concurrent.EventExecutor);
    descriptor: (Lio/netty/util/concurrent/EventExecutor;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // io.netty.util.concurrent.EventExecutor executor
         0: .line 64
            aload 0 /* this */
            aload 1 /* executor */
            iconst_0
            invokespecial io.netty.channel.group.DefaultChannelGroup.<init>:(Lio/netty/util/concurrent/EventExecutor;Z)V
         1: .line 65
            return
        end local 1 // io.netty.util.concurrent.EventExecutor executor
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    2     0      this  Lio/netty/channel/group/DefaultChannelGroup;
            0    2     1  executor  Lio/netty/util/concurrent/EventExecutor;
    MethodParameters:
          Name  Flags
      executor  

  public void <init>(java.lang.String, io.netty.util.concurrent.EventExecutor);
    descriptor: (Ljava/lang/String;Lio/netty/util/concurrent/EventExecutor;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.String name
        start local 2 // io.netty.util.concurrent.EventExecutor executor
         0: .line 73
            aload 0 /* this */
            aload 1 /* name */
            aload 2 /* executor */
            iconst_0
            invokespecial io.netty.channel.group.DefaultChannelGroup.<init>:(Ljava/lang/String;Lio/netty/util/concurrent/EventExecutor;Z)V
         1: .line 74
            return
        end local 2 // io.netty.util.concurrent.EventExecutor executor
        end local 1 // java.lang.String name
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    2     0      this  Lio/netty/channel/group/DefaultChannelGroup;
            0    2     1      name  Ljava/lang/String;
            0    2     2  executor  Lio/netty/util/concurrent/EventExecutor;
    MethodParameters:
          Name  Flags
      name      
      executor  

  public void <init>(io.netty.util.concurrent.EventExecutor, boolean);
    descriptor: (Lio/netty/util/concurrent/EventExecutor;Z)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // io.netty.util.concurrent.EventExecutor executor
        start local 2 // boolean stayClosed
         0: .line 83
            aload 0 /* this */
            new java.lang.StringBuilder
            dup
            ldc "group-0x"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            getstatic io.netty.channel.group.DefaultChannelGroup.nextId:Ljava/util/concurrent/atomic/AtomicInteger;
            invokevirtual java.util.concurrent.atomic.AtomicInteger.incrementAndGet:()I
            invokestatic java.lang.Integer.toHexString:(I)Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            aload 1 /* executor */
            iload 2 /* stayClosed */
            invokespecial io.netty.channel.group.DefaultChannelGroup.<init>:(Ljava/lang/String;Lio/netty/util/concurrent/EventExecutor;Z)V
         1: .line 84
            return
        end local 2 // boolean stayClosed
        end local 1 // io.netty.util.concurrent.EventExecutor executor
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    2     0        this  Lio/netty/channel/group/DefaultChannelGroup;
            0    2     1    executor  Lio/netty/util/concurrent/EventExecutor;
            0    2     2  stayClosed  Z
    MethodParameters:
            Name  Flags
      executor    
      stayClosed  

  public void <init>(java.lang.String, io.netty.util.concurrent.EventExecutor, boolean);
    descriptor: (Ljava/lang/String;Lio/netty/util/concurrent/EventExecutor;Z)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.String name
        start local 2 // io.netty.util.concurrent.EventExecutor executor
        start local 3 // boolean stayClosed
         0: .line 93
            aload 0 /* this */
            invokespecial java.util.AbstractSet.<init>:()V
         1: .line 47
            aload 0 /* this */
            invokestatic io.netty.util.internal.PlatformDependent.newConcurrentHashMap:()Ljava/util/concurrent/ConcurrentMap;
            putfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
         2: .line 48
            aload 0 /* this */
            invokestatic io.netty.util.internal.PlatformDependent.newConcurrentHashMap:()Ljava/util/concurrent/ConcurrentMap;
            putfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
         3: .line 49
            aload 0 /* this */
            new io.netty.channel.group.DefaultChannelGroup$1
            dup
            aload 0 /* this */
            invokespecial io.netty.channel.group.DefaultChannelGroup$1.<init>:(Lio/netty/channel/group/DefaultChannelGroup;)V
            putfield io.netty.channel.group.DefaultChannelGroup.remover:Lio/netty/channel/ChannelFutureListener;
         4: .line 55
            aload 0 /* this */
            new io.netty.channel.group.VoidChannelGroupFuture
            dup
            aload 0 /* this */
            invokespecial io.netty.channel.group.VoidChannelGroupFuture.<init>:(Lio/netty/channel/group/ChannelGroup;)V
            putfield io.netty.channel.group.DefaultChannelGroup.voidFuture:Lio/netty/channel/group/VoidChannelGroupFuture;
         5: .line 94
            aload 1 /* name */
            ifnonnull 7
         6: .line 95
            new java.lang.NullPointerException
            dup
            ldc "name"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         7: .line 97
      StackMap locals: io.netty.channel.group.DefaultChannelGroup java.lang.String io.netty.util.concurrent.EventExecutor int
      StackMap stack:
            aload 0 /* this */
            aload 1 /* name */
            putfield io.netty.channel.group.DefaultChannelGroup.name:Ljava/lang/String;
         8: .line 98
            aload 0 /* this */
            aload 2 /* executor */
            putfield io.netty.channel.group.DefaultChannelGroup.executor:Lio/netty/util/concurrent/EventExecutor;
         9: .line 99
            aload 0 /* this */
            iload 3 /* stayClosed */
            putfield io.netty.channel.group.DefaultChannelGroup.stayClosed:Z
        10: .line 100
            return
        end local 3 // boolean stayClosed
        end local 2 // io.netty.util.concurrent.EventExecutor executor
        end local 1 // java.lang.String name
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   11     0        this  Lio/netty/channel/group/DefaultChannelGroup;
            0   11     1        name  Ljava/lang/String;
            0   11     2    executor  Lio/netty/util/concurrent/EventExecutor;
            0   11     3  stayClosed  Z
    MethodParameters:
            Name  Flags
      name        
      executor    
      stayClosed  

  public java.lang.String name();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 104
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.name:Ljava/lang/String;
            areturn
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/group/DefaultChannelGroup;

  public io.netty.channel.Channel find(io.netty.channel.ChannelId);
    descriptor: (Lio/netty/channel/ChannelId;)Lio/netty/channel/Channel;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // io.netty.channel.ChannelId id
         0: .line 109
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            aload 1 /* id */
            invokeinterface java.util.concurrent.ConcurrentMap.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 2 /* c */
        start local 2 // io.netty.channel.Channel c
         1: .line 110
            aload 2 /* c */
            ifnull 3
         2: .line 111
            aload 2 /* c */
            areturn
         3: .line 113
      StackMap locals: io.netty.channel.Channel
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            aload 1 /* id */
            invokeinterface java.util.concurrent.ConcurrentMap.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            areturn
        end local 2 // io.netty.channel.Channel c
        end local 1 // io.netty.channel.ChannelId id
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lio/netty/channel/group/DefaultChannelGroup;
            0    4     1    id  Lio/netty/channel/ChannelId;
            1    4     2     c  Lio/netty/channel/Channel;
    MethodParameters:
      Name  Flags
      id    

  public boolean isEmpty();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 119
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.isEmpty:()Z
            ifeq 1
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.isEmpty:()Z
            ifeq 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lio/netty/channel/group/DefaultChannelGroup;

  public int size();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 124
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.size:()I
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.size:()I
            iadd
            ireturn
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/group/DefaultChannelGroup;

  public boolean contains(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.Object o
         0: .line 129
            aload 1 /* o */
            instanceof io.netty.channel.ServerChannel
            ifeq 2
         1: .line 130
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            aload 1 /* o */
            invokeinterface java.util.concurrent.ConcurrentMap.containsValue:(Ljava/lang/Object;)Z
            ireturn
         2: .line 131
      StackMap locals:
      StackMap stack:
            aload 1 /* o */
            instanceof io.netty.channel.Channel
            ifeq 4
         3: .line 132
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            aload 1 /* o */
            invokeinterface java.util.concurrent.ConcurrentMap.containsValue:(Ljava/lang/Object;)Z
            ireturn
         4: .line 134
      StackMap locals:
      StackMap stack:
            iconst_0
            ireturn
        end local 1 // java.lang.Object o
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lio/netty/channel/group/DefaultChannelGroup;
            0    5     1     o  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      o     

  public boolean add(io.netty.channel.Channel);
    descriptor: (Lio/netty/channel/Channel;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // io.netty.channel.Channel channel
         0: .line 140
            aload 1 /* channel */
            instanceof io.netty.channel.ServerChannel
            ifeq 1
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            goto 2
      StackMap locals:
      StackMap stack:
         1: aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
         2: .line 139
      StackMap locals:
      StackMap stack: java.util.concurrent.ConcurrentMap
            astore 2 /* map */
        start local 2 // java.util.concurrent.ConcurrentMap map
         3: .line 142
            aload 2 /* map */
            aload 1 /* channel */
            invokeinterface io.netty.channel.Channel.id:()Lio/netty/channel/ChannelId;
            aload 1 /* channel */
            invokeinterface java.util.concurrent.ConcurrentMap.putIfAbsent:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            ifnonnull 4
            iconst_1
            goto 5
      StackMap locals: java.util.concurrent.ConcurrentMap
      StackMap stack:
         4: iconst_0
      StackMap locals:
      StackMap stack: int
         5: istore 3 /* added */
        start local 3 // boolean added
         6: .line 143
            iload 3 /* added */
            ifeq 8
         7: .line 144
            aload 1 /* channel */
            invokeinterface io.netty.channel.Channel.closeFuture:()Lio/netty/channel/ChannelFuture;
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.remover:Lio/netty/channel/ChannelFutureListener;
            invokeinterface io.netty.channel.ChannelFuture.addListener:(Lio/netty/util/concurrent/GenericFutureListener;)Lio/netty/channel/ChannelFuture;
            pop
         8: .line 147
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.stayClosed:Z
            ifeq 10
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.closed:Z
            ifeq 10
         9: .line 160
            aload 1 /* channel */
            invokeinterface io.netty.channel.Channel.close:()Lio/netty/channel/ChannelFuture;
            pop
        10: .line 163
      StackMap locals:
      StackMap stack:
            iload 3 /* added */
            ireturn
        end local 3 // boolean added
        end local 2 // java.util.concurrent.ConcurrentMap map
        end local 1 // io.netty.channel.Channel channel
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   11     0     this  Lio/netty/channel/group/DefaultChannelGroup;
            0   11     1  channel  Lio/netty/channel/Channel;
            3   11     2      map  Ljava/util/concurrent/ConcurrentMap<Lio/netty/channel/ChannelId;Lio/netty/channel/Channel;>;
            6   11     3    added  Z
    MethodParameters:
         Name  Flags
      channel  

  public boolean remove(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.Object o
         0: .line 168
            aconst_null
            astore 2 /* c */
        start local 2 // io.netty.channel.Channel c
         1: .line 169
            aload 1 /* o */
            instanceof io.netty.channel.ChannelId
            ifeq 6
         2: .line 170
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            aload 1 /* o */
            invokeinterface java.util.concurrent.ConcurrentMap.remove:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 2 /* c */
         3: .line 171
            aload 2 /* c */
            ifnonnull 12
         4: .line 172
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            aload 1 /* o */
            invokeinterface java.util.concurrent.ConcurrentMap.remove:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 2 /* c */
         5: .line 174
            goto 12
      StackMap locals: io.netty.channel.Channel
      StackMap stack:
         6: aload 1 /* o */
            instanceof io.netty.channel.Channel
            ifeq 12
         7: .line 175
            aload 1 /* o */
            checkcast io.netty.channel.Channel
            astore 2 /* c */
         8: .line 176
            aload 2 /* c */
            instanceof io.netty.channel.ServerChannel
            ifeq 11
         9: .line 177
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            aload 2 /* c */
            invokeinterface io.netty.channel.Channel.id:()Lio/netty/channel/ChannelId;
            invokeinterface java.util.concurrent.ConcurrentMap.remove:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 2 /* c */
        10: .line 178
            goto 12
        11: .line 179
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            aload 2 /* c */
            invokeinterface io.netty.channel.Channel.id:()Lio/netty/channel/ChannelId;
            invokeinterface java.util.concurrent.ConcurrentMap.remove:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 2 /* c */
        12: .line 183
      StackMap locals:
      StackMap stack:
            aload 2 /* c */
            ifnonnull 14
        13: .line 184
            iconst_0
            ireturn
        14: .line 187
      StackMap locals:
      StackMap stack:
            aload 2 /* c */
            invokeinterface io.netty.channel.Channel.closeFuture:()Lio/netty/channel/ChannelFuture;
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.remover:Lio/netty/channel/ChannelFutureListener;
            invokeinterface io.netty.channel.ChannelFuture.removeListener:(Lio/netty/util/concurrent/GenericFutureListener;)Lio/netty/channel/ChannelFuture;
            pop
        15: .line 188
            iconst_1
            ireturn
        end local 2 // io.netty.channel.Channel c
        end local 1 // java.lang.Object o
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   16     0  this  Lio/netty/channel/group/DefaultChannelGroup;
            0   16     1     o  Ljava/lang/Object;
            1   16     2     c  Lio/netty/channel/Channel;
    MethodParameters:
      Name  Flags
      o     

  public void clear();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 193
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.clear:()V
         1: .line 194
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.clear:()V
         2: .line 195
            return
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lio/netty/channel/group/DefaultChannelGroup;

  public java.util.Iterator<io.netty.channel.Channel> iterator();
    descriptor: ()Ljava/util/Iterator;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 199
            new io.netty.channel.group.CombinedIterator
            dup
         1: .line 200
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
         2: .line 201
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
         3: .line 199
            invokespecial io.netty.channel.group.CombinedIterator.<init>:(Ljava/util/Iterator;Ljava/util/Iterator;)V
            areturn
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lio/netty/channel/group/DefaultChannelGroup;
    Signature: ()Ljava/util/Iterator<Lio/netty/channel/Channel;>;

  public java.lang.Object[] toArray();
    descriptor: ()[Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 206
            new java.util.ArrayList
            dup
            aload 0 /* this */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.size:()I
            invokespecial java.util.ArrayList.<init>:(I)V
            astore 1 /* channels */
        start local 1 // java.util.Collection channels
         1: .line 207
            aload 1 /* channels */
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.addAll:(Ljava/util/Collection;)Z
            pop
         2: .line 208
            aload 1 /* channels */
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.addAll:(Ljava/util/Collection;)Z
            pop
         3: .line 209
            aload 1 /* channels */
            invokeinterface java.util.Collection.toArray:()[Ljava/lang/Object;
            areturn
        end local 1 // java.util.Collection channels
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    4     0      this  Lio/netty/channel/group/DefaultChannelGroup;
            1    4     1  channels  Ljava/util/Collection<Lio/netty/channel/Channel;>;

  public <T> T[] toArray();
    descriptor: ([Ljava/lang/Object;)[Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.Object[] a
         0: .line 214
            new java.util.ArrayList
            dup
            aload 0 /* this */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.size:()I
            invokespecial java.util.ArrayList.<init>:(I)V
            astore 2 /* channels */
        start local 2 // java.util.Collection channels
         1: .line 215
            aload 2 /* channels */
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.addAll:(Ljava/util/Collection;)Z
            pop
         2: .line 216
            aload 2 /* channels */
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.addAll:(Ljava/util/Collection;)Z
            pop
         3: .line 217
            aload 2 /* channels */
            aload 1 /* a */
            invokeinterface java.util.Collection.toArray:([Ljava/lang/Object;)[Ljava/lang/Object;
            areturn
        end local 2 // java.util.Collection channels
        end local 1 // java.lang.Object[] a
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    4     0      this  Lio/netty/channel/group/DefaultChannelGroup;
            0    4     1         a  [Ljava/lang/Object;
            1    4     2  channels  Ljava/util/Collection<Lio/netty/channel/Channel;>;
    Signature: <T:Ljava/lang/Object;>([TT;)[TT;
    MethodParameters:
      Name  Flags
      a     

  public io.netty.channel.group.ChannelGroupFuture close();
    descriptor: ()Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 222
            aload 0 /* this */
            invokestatic io.netty.channel.group.ChannelMatchers.all:()Lio/netty/channel/group/ChannelMatcher;
            invokevirtual io.netty.channel.group.DefaultChannelGroup.close:(Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
            areturn
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/group/DefaultChannelGroup;

  public io.netty.channel.group.ChannelGroupFuture disconnect();
    descriptor: ()Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 227
            aload 0 /* this */
            invokestatic io.netty.channel.group.ChannelMatchers.all:()Lio/netty/channel/group/ChannelMatcher;
            invokevirtual io.netty.channel.group.DefaultChannelGroup.disconnect:(Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
            areturn
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/group/DefaultChannelGroup;

  public io.netty.channel.group.ChannelGroupFuture deregister();
    descriptor: ()Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 232
            aload 0 /* this */
            invokestatic io.netty.channel.group.ChannelMatchers.all:()Lio/netty/channel/group/ChannelMatcher;
            invokevirtual io.netty.channel.group.DefaultChannelGroup.deregister:(Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
            areturn
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/group/DefaultChannelGroup;

  public io.netty.channel.group.ChannelGroupFuture write(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.Object message
         0: .line 237
            aload 0 /* this */
            aload 1 /* message */
            invokestatic io.netty.channel.group.ChannelMatchers.all:()Lio/netty/channel/group/ChannelMatcher;
            invokevirtual io.netty.channel.group.DefaultChannelGroup.write:(Ljava/lang/Object;Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
            areturn
        end local 1 // java.lang.Object message
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lio/netty/channel/group/DefaultChannelGroup;
            0    1     1  message  Ljava/lang/Object;
    MethodParameters:
         Name  Flags
      message  

  private static java.lang.Object safeDuplicate(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.lang.Object message
         0: .line 243
            aload 0 /* message */
            instanceof io.netty.buffer.ByteBuf
            ifeq 2
         1: .line 244
            aload 0 /* message */
            checkcast io.netty.buffer.ByteBuf
            invokevirtual io.netty.buffer.ByteBuf.retainedDuplicate:()Lio/netty/buffer/ByteBuf;
            areturn
         2: .line 245
      StackMap locals:
      StackMap stack:
            aload 0 /* message */
            instanceof io.netty.buffer.ByteBufHolder
            ifeq 4
         3: .line 246
            aload 0 /* message */
            checkcast io.netty.buffer.ByteBufHolder
            invokeinterface io.netty.buffer.ByteBufHolder.retainedDuplicate:()Lio/netty/buffer/ByteBufHolder;
            areturn
         4: .line 248
      StackMap locals:
      StackMap stack:
            aload 0 /* message */
            invokestatic io.netty.util.ReferenceCountUtil.retain:(Ljava/lang/Object;)Ljava/lang/Object;
            areturn
        end local 0 // java.lang.Object message
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    5     0  message  Ljava/lang/Object;
    MethodParameters:
         Name  Flags
      message  

  public io.netty.channel.group.ChannelGroupFuture write(java.lang.Object, io.netty.channel.group.ChannelMatcher);
    descriptor: (Ljava/lang/Object;Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.Object message
        start local 2 // io.netty.channel.group.ChannelMatcher matcher
         0: .line 254
            aload 0 /* this */
            aload 1 /* message */
            aload 2 /* matcher */
            iconst_0
            invokevirtual io.netty.channel.group.DefaultChannelGroup.write:(Ljava/lang/Object;Lio/netty/channel/group/ChannelMatcher;Z)Lio/netty/channel/group/ChannelGroupFuture;
            areturn
        end local 2 // io.netty.channel.group.ChannelMatcher matcher
        end local 1 // java.lang.Object message
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lio/netty/channel/group/DefaultChannelGroup;
            0    1     1  message  Ljava/lang/Object;
            0    1     2  matcher  Lio/netty/channel/group/ChannelMatcher;
    MethodParameters:
         Name  Flags
      message  
      matcher  

  public io.netty.channel.group.ChannelGroupFuture write(java.lang.Object, io.netty.channel.group.ChannelMatcher, boolean);
    descriptor: (Ljava/lang/Object;Lio/netty/channel/group/ChannelMatcher;Z)Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=8, args_size=4
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.Object message
        start local 2 // io.netty.channel.group.ChannelMatcher matcher
        start local 3 // boolean voidPromise
         0: .line 259
            aload 1 /* message */
            ifnonnull 2
         1: .line 260
            new java.lang.NullPointerException
            dup
            ldc "message"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 262
      StackMap locals:
      StackMap stack:
            aload 2 /* matcher */
            ifnonnull 4
         3: .line 263
            new java.lang.NullPointerException
            dup
            ldc "matcher"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 267
      StackMap locals:
      StackMap stack:
            iload 3 /* voidPromise */
            ifeq 12
         5: .line 268
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 6
            goto 9
      StackMap locals: io.netty.channel.group.DefaultChannelGroup java.lang.Object io.netty.channel.group.ChannelMatcher int top top java.util.Iterator
      StackMap stack:
         6: aload 6
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 5 /* c */
        start local 5 // io.netty.channel.Channel c
         7: .line 269
            aload 2 /* matcher */
            aload 5 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 9
         8: .line 270
            aload 5 /* c */
            aload 1 /* message */
            invokestatic io.netty.channel.group.DefaultChannelGroup.safeDuplicate:(Ljava/lang/Object;)Ljava/lang/Object;
            aload 5 /* c */
            invokeinterface io.netty.channel.Channel.voidPromise:()Lio/netty/channel/ChannelPromise;
            invokeinterface io.netty.channel.Channel.write:(Ljava/lang/Object;Lio/netty/channel/ChannelPromise;)Lio/netty/channel/ChannelFuture;
            pop
        end local 5 // io.netty.channel.Channel c
         9: .line 268
      StackMap locals:
      StackMap stack:
            aload 6
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 6
        10: .line 273
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.voidFuture:Lio/netty/channel/group/VoidChannelGroupFuture;
            astore 4 /* future */
        start local 4 // io.netty.channel.group.ChannelGroupFuture future
        11: .line 274
            goto 19
        end local 4 // io.netty.channel.group.ChannelGroupFuture future
        12: .line 275
      StackMap locals: io.netty.channel.group.DefaultChannelGroup java.lang.Object io.netty.channel.group.ChannelMatcher int
      StackMap stack:
            new java.util.LinkedHashMap
            dup
            aload 0 /* this */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.size:()I
            invokespecial java.util.LinkedHashMap.<init>:(I)V
            astore 5 /* futures */
        start local 5 // java.util.Map futures
        13: .line 276
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 7
            goto 17
      StackMap locals: io.netty.channel.group.DefaultChannelGroup java.lang.Object io.netty.channel.group.ChannelMatcher int top java.util.Map top java.util.Iterator
      StackMap stack:
        14: aload 7
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 6 /* c */
        start local 6 // io.netty.channel.Channel c
        15: .line 277
            aload 2 /* matcher */
            aload 6 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 17
        16: .line 278
            aload 5 /* futures */
            aload 6 /* c */
            aload 6 /* c */
            aload 1 /* message */
            invokestatic io.netty.channel.group.DefaultChannelGroup.safeDuplicate:(Ljava/lang/Object;)Ljava/lang/Object;
            invokeinterface io.netty.channel.Channel.write:(Ljava/lang/Object;)Lio/netty/channel/ChannelFuture;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 6 // io.netty.channel.Channel c
        17: .line 276
      StackMap locals:
      StackMap stack:
            aload 7
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 14
        18: .line 281
            new io.netty.channel.group.DefaultChannelGroupFuture
            dup
            aload 0 /* this */
            aload 5 /* futures */
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.executor:Lio/netty/util/concurrent/EventExecutor;
            invokespecial io.netty.channel.group.DefaultChannelGroupFuture.<init>:(Lio/netty/channel/group/ChannelGroup;Ljava/util/Map;Lio/netty/util/concurrent/EventExecutor;)V
            astore 4 /* future */
        end local 5 // java.util.Map futures
        start local 4 // io.netty.channel.group.ChannelGroupFuture future
        19: .line 283
      StackMap locals: io.netty.channel.group.DefaultChannelGroup java.lang.Object io.netty.channel.group.ChannelMatcher int io.netty.channel.group.ChannelGroupFuture
      StackMap stack:
            aload 1 /* message */
            invokestatic io.netty.util.ReferenceCountUtil.release:(Ljava/lang/Object;)Z
            pop
        20: .line 284
            aload 4 /* future */
            areturn
        end local 4 // io.netty.channel.group.ChannelGroupFuture future
        end local 3 // boolean voidPromise
        end local 2 // io.netty.channel.group.ChannelMatcher matcher
        end local 1 // java.lang.Object message
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   21     0         this  Lio/netty/channel/group/DefaultChannelGroup;
            0   21     1      message  Ljava/lang/Object;
            0   21     2      matcher  Lio/netty/channel/group/ChannelMatcher;
            0   21     3  voidPromise  Z
           11   12     4       future  Lio/netty/channel/group/ChannelGroupFuture;
           19   21     4       future  Lio/netty/channel/group/ChannelGroupFuture;
            7    9     5            c  Lio/netty/channel/Channel;
           13   19     5      futures  Ljava/util/Map<Lio/netty/channel/Channel;Lio/netty/channel/ChannelFuture;>;
           15   17     6            c  Lio/netty/channel/Channel;
    MethodParameters:
             Name  Flags
      message      
      matcher      
      voidPromise  

  public io.netty.channel.group.ChannelGroup flush();
    descriptor: ()Lio/netty/channel/group/ChannelGroup;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 289
            aload 0 /* this */
            invokestatic io.netty.channel.group.ChannelMatchers.all:()Lio/netty/channel/group/ChannelMatcher;
            invokevirtual io.netty.channel.group.DefaultChannelGroup.flush:(Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroup;
            areturn
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/group/DefaultChannelGroup;

  public io.netty.channel.group.ChannelGroupFuture flushAndWrite(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.Object message
         0: .line 294
            aload 0 /* this */
            aload 1 /* message */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.writeAndFlush:(Ljava/lang/Object;)Lio/netty/channel/group/ChannelGroupFuture;
            areturn
        end local 1 // java.lang.Object message
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lio/netty/channel/group/DefaultChannelGroup;
            0    1     1  message  Ljava/lang/Object;
    MethodParameters:
         Name  Flags
      message  

  public io.netty.channel.group.ChannelGroupFuture writeAndFlush(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.Object message
         0: .line 299
            aload 0 /* this */
            aload 1 /* message */
            invokestatic io.netty.channel.group.ChannelMatchers.all:()Lio/netty/channel/group/ChannelMatcher;
            invokevirtual io.netty.channel.group.DefaultChannelGroup.writeAndFlush:(Ljava/lang/Object;Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
            areturn
        end local 1 // java.lang.Object message
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lio/netty/channel/group/DefaultChannelGroup;
            0    1     1  message  Ljava/lang/Object;
    MethodParameters:
         Name  Flags
      message  

  public io.netty.channel.group.ChannelGroupFuture disconnect(io.netty.channel.group.ChannelMatcher);
    descriptor: (Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // io.netty.channel.group.ChannelMatcher matcher
         0: .line 304
            aload 1 /* matcher */
            ifnonnull 2
         1: .line 305
            new java.lang.NullPointerException
            dup
            ldc "matcher"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 309
      StackMap locals:
      StackMap stack:
            new java.util.LinkedHashMap
            dup
            aload 0 /* this */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.size:()I
            invokespecial java.util.LinkedHashMap.<init>:(I)V
         3: .line 308
            astore 2 /* futures */
        start local 2 // java.util.Map futures
         4: .line 311
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 4
            goto 8
      StackMap locals: io.netty.channel.group.DefaultChannelGroup io.netty.channel.group.ChannelMatcher java.util.Map top java.util.Iterator
      StackMap stack:
         5: aload 4
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 3 /* c */
        start local 3 // io.netty.channel.Channel c
         6: .line 312
            aload 1 /* matcher */
            aload 3 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 8
         7: .line 313
            aload 2 /* futures */
            aload 3 /* c */
            aload 3 /* c */
            invokeinterface io.netty.channel.Channel.disconnect:()Lio/netty/channel/ChannelFuture;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 3 // io.netty.channel.Channel c
         8: .line 311
      StackMap locals:
      StackMap stack:
            aload 4
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 5
         9: .line 316
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 4
            goto 13
      StackMap locals:
      StackMap stack:
        10: aload 4
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 3 /* c */
        start local 3 // io.netty.channel.Channel c
        11: .line 317
            aload 1 /* matcher */
            aload 3 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 13
        12: .line 318
            aload 2 /* futures */
            aload 3 /* c */
            aload 3 /* c */
            invokeinterface io.netty.channel.Channel.disconnect:()Lio/netty/channel/ChannelFuture;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 3 // io.netty.channel.Channel c
        13: .line 316
      StackMap locals:
      StackMap stack:
            aload 4
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 10
        14: .line 322
            new io.netty.channel.group.DefaultChannelGroupFuture
            dup
            aload 0 /* this */
            aload 2 /* futures */
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.executor:Lio/netty/util/concurrent/EventExecutor;
            invokespecial io.netty.channel.group.DefaultChannelGroupFuture.<init>:(Lio/netty/channel/group/ChannelGroup;Ljava/util/Map;Lio/netty/util/concurrent/EventExecutor;)V
            areturn
        end local 2 // java.util.Map futures
        end local 1 // io.netty.channel.group.ChannelMatcher matcher
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   15     0     this  Lio/netty/channel/group/DefaultChannelGroup;
            0   15     1  matcher  Lio/netty/channel/group/ChannelMatcher;
            4   15     2  futures  Ljava/util/Map<Lio/netty/channel/Channel;Lio/netty/channel/ChannelFuture;>;
            6    8     3        c  Lio/netty/channel/Channel;
           11   13     3        c  Lio/netty/channel/Channel;
    MethodParameters:
         Name  Flags
      matcher  

  public io.netty.channel.group.ChannelGroupFuture close(io.netty.channel.group.ChannelMatcher);
    descriptor: (Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // io.netty.channel.group.ChannelMatcher matcher
         0: .line 327
            aload 1 /* matcher */
            ifnonnull 2
         1: .line 328
            new java.lang.NullPointerException
            dup
            ldc "matcher"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 332
      StackMap locals:
      StackMap stack:
            new java.util.LinkedHashMap
            dup
            aload 0 /* this */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.size:()I
            invokespecial java.util.LinkedHashMap.<init>:(I)V
         3: .line 331
            astore 2 /* futures */
        start local 2 // java.util.Map futures
         4: .line 334
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.stayClosed:Z
            ifeq 6
         5: .line 341
            aload 0 /* this */
            iconst_1
            putfield io.netty.channel.group.DefaultChannelGroup.closed:Z
         6: .line 344
      StackMap locals: java.util.Map
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 4
            goto 10
      StackMap locals: io.netty.channel.group.DefaultChannelGroup io.netty.channel.group.ChannelMatcher java.util.Map top java.util.Iterator
      StackMap stack:
         7: aload 4
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 3 /* c */
        start local 3 // io.netty.channel.Channel c
         8: .line 345
            aload 1 /* matcher */
            aload 3 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 10
         9: .line 346
            aload 2 /* futures */
            aload 3 /* c */
            aload 3 /* c */
            invokeinterface io.netty.channel.Channel.close:()Lio/netty/channel/ChannelFuture;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 3 // io.netty.channel.Channel c
        10: .line 344
      StackMap locals:
      StackMap stack:
            aload 4
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 7
        11: .line 349
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 4
            goto 15
      StackMap locals:
      StackMap stack:
        12: aload 4
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 3 /* c */
        start local 3 // io.netty.channel.Channel c
        13: .line 350
            aload 1 /* matcher */
            aload 3 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 15
        14: .line 351
            aload 2 /* futures */
            aload 3 /* c */
            aload 3 /* c */
            invokeinterface io.netty.channel.Channel.close:()Lio/netty/channel/ChannelFuture;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 3 // io.netty.channel.Channel c
        15: .line 349
      StackMap locals:
      StackMap stack:
            aload 4
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 12
        16: .line 355
            new io.netty.channel.group.DefaultChannelGroupFuture
            dup
            aload 0 /* this */
            aload 2 /* futures */
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.executor:Lio/netty/util/concurrent/EventExecutor;
            invokespecial io.netty.channel.group.DefaultChannelGroupFuture.<init>:(Lio/netty/channel/group/ChannelGroup;Ljava/util/Map;Lio/netty/util/concurrent/EventExecutor;)V
            areturn
        end local 2 // java.util.Map futures
        end local 1 // io.netty.channel.group.ChannelMatcher matcher
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   17     0     this  Lio/netty/channel/group/DefaultChannelGroup;
            0   17     1  matcher  Lio/netty/channel/group/ChannelMatcher;
            4   17     2  futures  Ljava/util/Map<Lio/netty/channel/Channel;Lio/netty/channel/ChannelFuture;>;
            8   10     3        c  Lio/netty/channel/Channel;
           13   15     3        c  Lio/netty/channel/Channel;
    MethodParameters:
         Name  Flags
      matcher  

  public io.netty.channel.group.ChannelGroupFuture deregister(io.netty.channel.group.ChannelMatcher);
    descriptor: (Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // io.netty.channel.group.ChannelMatcher matcher
         0: .line 360
            aload 1 /* matcher */
            ifnonnull 2
         1: .line 361
            new java.lang.NullPointerException
            dup
            ldc "matcher"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 365
      StackMap locals:
      StackMap stack:
            new java.util.LinkedHashMap
            dup
            aload 0 /* this */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.size:()I
            invokespecial java.util.LinkedHashMap.<init>:(I)V
         3: .line 364
            astore 2 /* futures */
        start local 2 // java.util.Map futures
         4: .line 367
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 4
            goto 8
      StackMap locals: io.netty.channel.group.DefaultChannelGroup io.netty.channel.group.ChannelMatcher java.util.Map top java.util.Iterator
      StackMap stack:
         5: aload 4
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 3 /* c */
        start local 3 // io.netty.channel.Channel c
         6: .line 368
            aload 1 /* matcher */
            aload 3 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 8
         7: .line 369
            aload 2 /* futures */
            aload 3 /* c */
            aload 3 /* c */
            invokeinterface io.netty.channel.Channel.deregister:()Lio/netty/channel/ChannelFuture;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 3 // io.netty.channel.Channel c
         8: .line 367
      StackMap locals:
      StackMap stack:
            aload 4
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 5
         9: .line 372
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 4
            goto 13
      StackMap locals:
      StackMap stack:
        10: aload 4
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 3 /* c */
        start local 3 // io.netty.channel.Channel c
        11: .line 373
            aload 1 /* matcher */
            aload 3 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 13
        12: .line 374
            aload 2 /* futures */
            aload 3 /* c */
            aload 3 /* c */
            invokeinterface io.netty.channel.Channel.deregister:()Lio/netty/channel/ChannelFuture;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 3 // io.netty.channel.Channel c
        13: .line 372
      StackMap locals:
      StackMap stack:
            aload 4
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 10
        14: .line 378
            new io.netty.channel.group.DefaultChannelGroupFuture
            dup
            aload 0 /* this */
            aload 2 /* futures */
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.executor:Lio/netty/util/concurrent/EventExecutor;
            invokespecial io.netty.channel.group.DefaultChannelGroupFuture.<init>:(Lio/netty/channel/group/ChannelGroup;Ljava/util/Map;Lio/netty/util/concurrent/EventExecutor;)V
            areturn
        end local 2 // java.util.Map futures
        end local 1 // io.netty.channel.group.ChannelMatcher matcher
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   15     0     this  Lio/netty/channel/group/DefaultChannelGroup;
            0   15     1  matcher  Lio/netty/channel/group/ChannelMatcher;
            4   15     2  futures  Ljava/util/Map<Lio/netty/channel/Channel;Lio/netty/channel/ChannelFuture;>;
            6    8     3        c  Lio/netty/channel/Channel;
           11   13     3        c  Lio/netty/channel/Channel;
    MethodParameters:
         Name  Flags
      matcher  

  public io.netty.channel.group.ChannelGroup flush(io.netty.channel.group.ChannelMatcher);
    descriptor: (Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroup;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // io.netty.channel.group.ChannelMatcher matcher
         0: .line 383
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 3
            goto 4
      StackMap locals: io.netty.channel.group.DefaultChannelGroup io.netty.channel.group.ChannelMatcher top java.util.Iterator
      StackMap stack:
         1: aload 3
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 2 /* c */
        start local 2 // io.netty.channel.Channel c
         2: .line 384
            aload 1 /* matcher */
            aload 2 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 4
         3: .line 385
            aload 2 /* c */
            invokeinterface io.netty.channel.Channel.flush:()Lio/netty/channel/Channel;
            pop
        end local 2 // io.netty.channel.Channel c
         4: .line 383
      StackMap locals:
      StackMap stack:
            aload 3
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 1
         5: .line 388
            aload 0 /* this */
            areturn
        end local 1 // io.netty.channel.group.ChannelMatcher matcher
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    6     0     this  Lio/netty/channel/group/DefaultChannelGroup;
            0    6     1  matcher  Lio/netty/channel/group/ChannelMatcher;
            2    4     2        c  Lio/netty/channel/Channel;
    MethodParameters:
         Name  Flags
      matcher  

  public io.netty.channel.group.ChannelGroupFuture flushAndWrite(java.lang.Object, io.netty.channel.group.ChannelMatcher);
    descriptor: (Ljava/lang/Object;Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.Object message
        start local 2 // io.netty.channel.group.ChannelMatcher matcher
         0: .line 393
            aload 0 /* this */
            aload 1 /* message */
            aload 2 /* matcher */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.writeAndFlush:(Ljava/lang/Object;Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
            areturn
        end local 2 // io.netty.channel.group.ChannelMatcher matcher
        end local 1 // java.lang.Object message
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lio/netty/channel/group/DefaultChannelGroup;
            0    1     1  message  Ljava/lang/Object;
            0    1     2  matcher  Lio/netty/channel/group/ChannelMatcher;
    MethodParameters:
         Name  Flags
      message  
      matcher  

  public io.netty.channel.group.ChannelGroupFuture writeAndFlush(java.lang.Object, io.netty.channel.group.ChannelMatcher);
    descriptor: (Ljava/lang/Object;Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.Object message
        start local 2 // io.netty.channel.group.ChannelMatcher matcher
         0: .line 398
            aload 0 /* this */
            aload 1 /* message */
            aload 2 /* matcher */
            iconst_0
            invokevirtual io.netty.channel.group.DefaultChannelGroup.writeAndFlush:(Ljava/lang/Object;Lio/netty/channel/group/ChannelMatcher;Z)Lio/netty/channel/group/ChannelGroupFuture;
            areturn
        end local 2 // io.netty.channel.group.ChannelMatcher matcher
        end local 1 // java.lang.Object message
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lio/netty/channel/group/DefaultChannelGroup;
            0    1     1  message  Ljava/lang/Object;
            0    1     2  matcher  Lio/netty/channel/group/ChannelMatcher;
    MethodParameters:
         Name  Flags
      message  
      matcher  

  public io.netty.channel.group.ChannelGroupFuture writeAndFlush(java.lang.Object, io.netty.channel.group.ChannelMatcher, boolean);
    descriptor: (Ljava/lang/Object;Lio/netty/channel/group/ChannelMatcher;Z)Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=8, args_size=4
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.Object message
        start local 2 // io.netty.channel.group.ChannelMatcher matcher
        start local 3 // boolean voidPromise
         0: .line 403
            aload 1 /* message */
            ifnonnull 2
         1: .line 404
            new java.lang.NullPointerException
            dup
            ldc "message"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 408
      StackMap locals:
      StackMap stack:
            iload 3 /* voidPromise */
            ifeq 10
         3: .line 409
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 6
            goto 7
      StackMap locals: io.netty.channel.group.DefaultChannelGroup java.lang.Object io.netty.channel.group.ChannelMatcher int top top java.util.Iterator
      StackMap stack:
         4: aload 6
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 5 /* c */
        start local 5 // io.netty.channel.Channel c
         5: .line 410
            aload 2 /* matcher */
            aload 5 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 7
         6: .line 411
            aload 5 /* c */
            aload 1 /* message */
            invokestatic io.netty.channel.group.DefaultChannelGroup.safeDuplicate:(Ljava/lang/Object;)Ljava/lang/Object;
            aload 5 /* c */
            invokeinterface io.netty.channel.Channel.voidPromise:()Lio/netty/channel/ChannelPromise;
            invokeinterface io.netty.channel.Channel.writeAndFlush:(Ljava/lang/Object;Lio/netty/channel/ChannelPromise;)Lio/netty/channel/ChannelFuture;
            pop
        end local 5 // io.netty.channel.Channel c
         7: .line 409
      StackMap locals:
      StackMap stack:
            aload 6
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 4
         8: .line 414
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.voidFuture:Lio/netty/channel/group/VoidChannelGroupFuture;
            astore 4 /* future */
        start local 4 // io.netty.channel.group.ChannelGroupFuture future
         9: .line 415
            goto 17
        end local 4 // io.netty.channel.group.ChannelGroupFuture future
        10: .line 416
      StackMap locals: io.netty.channel.group.DefaultChannelGroup java.lang.Object io.netty.channel.group.ChannelMatcher int
      StackMap stack:
            new java.util.LinkedHashMap
            dup
            aload 0 /* this */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.size:()I
            invokespecial java.util.LinkedHashMap.<init>:(I)V
            astore 5 /* futures */
        start local 5 // java.util.Map futures
        11: .line 417
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 7
            goto 15
      StackMap locals: io.netty.channel.group.DefaultChannelGroup java.lang.Object io.netty.channel.group.ChannelMatcher int top java.util.Map top java.util.Iterator
      StackMap stack:
        12: aload 7
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 6 /* c */
        start local 6 // io.netty.channel.Channel c
        13: .line 418
            aload 2 /* matcher */
            aload 6 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 15
        14: .line 419
            aload 5 /* futures */
            aload 6 /* c */
            aload 6 /* c */
            aload 1 /* message */
            invokestatic io.netty.channel.group.DefaultChannelGroup.safeDuplicate:(Ljava/lang/Object;)Ljava/lang/Object;
            invokeinterface io.netty.channel.Channel.writeAndFlush:(Ljava/lang/Object;)Lio/netty/channel/ChannelFuture;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 6 // io.netty.channel.Channel c
        15: .line 417
      StackMap locals:
      StackMap stack:
            aload 7
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 12
        16: .line 422
            new io.netty.channel.group.DefaultChannelGroupFuture
            dup
            aload 0 /* this */
            aload 5 /* futures */
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.executor:Lio/netty/util/concurrent/EventExecutor;
            invokespecial io.netty.channel.group.DefaultChannelGroupFuture.<init>:(Lio/netty/channel/group/ChannelGroup;Ljava/util/Map;Lio/netty/util/concurrent/EventExecutor;)V
            astore 4 /* future */
        end local 5 // java.util.Map futures
        start local 4 // io.netty.channel.group.ChannelGroupFuture future
        17: .line 424
      StackMap locals: io.netty.channel.group.DefaultChannelGroup java.lang.Object io.netty.channel.group.ChannelMatcher int io.netty.channel.group.ChannelGroupFuture
      StackMap stack:
            aload 1 /* message */
            invokestatic io.netty.util.ReferenceCountUtil.release:(Ljava/lang/Object;)Z
            pop
        18: .line 425
            aload 4 /* future */
            areturn
        end local 4 // io.netty.channel.group.ChannelGroupFuture future
        end local 3 // boolean voidPromise
        end local 2 // io.netty.channel.group.ChannelMatcher matcher
        end local 1 // java.lang.Object message
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   19     0         this  Lio/netty/channel/group/DefaultChannelGroup;
            0   19     1      message  Ljava/lang/Object;
            0   19     2      matcher  Lio/netty/channel/group/ChannelMatcher;
            0   19     3  voidPromise  Z
            9   10     4       future  Lio/netty/channel/group/ChannelGroupFuture;
           17   19     4       future  Lio/netty/channel/group/ChannelGroupFuture;
            5    7     5            c  Lio/netty/channel/Channel;
           11   17     5      futures  Ljava/util/Map<Lio/netty/channel/Channel;Lio/netty/channel/ChannelFuture;>;
           13   15     6            c  Lio/netty/channel/Channel;
    MethodParameters:
             Name  Flags
      message      
      matcher      
      voidPromise  

  public io.netty.channel.group.ChannelGroupFuture newCloseFuture();
    descriptor: ()Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 430
            aload 0 /* this */
            invokestatic io.netty.channel.group.ChannelMatchers.all:()Lio/netty/channel/group/ChannelMatcher;
            invokevirtual io.netty.channel.group.DefaultChannelGroup.newCloseFuture:(Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
            areturn
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/group/DefaultChannelGroup;

  public io.netty.channel.group.ChannelGroupFuture newCloseFuture(io.netty.channel.group.ChannelMatcher);
    descriptor: (Lio/netty/channel/group/ChannelMatcher;)Lio/netty/channel/group/ChannelGroupFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // io.netty.channel.group.ChannelMatcher matcher
         0: .line 436
            new java.util.LinkedHashMap
            dup
            aload 0 /* this */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.size:()I
            invokespecial java.util.LinkedHashMap.<init>:(I)V
         1: .line 435
            astore 2 /* futures */
        start local 2 // java.util.Map futures
         2: .line 438
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.serverChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 4
            goto 6
      StackMap locals: io.netty.channel.group.DefaultChannelGroup io.netty.channel.group.ChannelMatcher java.util.Map top java.util.Iterator
      StackMap stack:
         3: aload 4
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 3 /* c */
        start local 3 // io.netty.channel.Channel c
         4: .line 439
            aload 1 /* matcher */
            aload 3 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 6
         5: .line 440
            aload 2 /* futures */
            aload 3 /* c */
            aload 3 /* c */
            invokeinterface io.netty.channel.Channel.closeFuture:()Lio/netty/channel/ChannelFuture;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 3 // io.netty.channel.Channel c
         6: .line 438
      StackMap locals:
      StackMap stack:
            aload 4
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 3
         7: .line 443
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.nonServerChannels:Ljava/util/concurrent/ConcurrentMap;
            invokeinterface java.util.concurrent.ConcurrentMap.values:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 4
            goto 11
      StackMap locals:
      StackMap stack:
         8: aload 4
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast io.netty.channel.Channel
            astore 3 /* c */
        start local 3 // io.netty.channel.Channel c
         9: .line 444
            aload 1 /* matcher */
            aload 3 /* c */
            invokeinterface io.netty.channel.group.ChannelMatcher.matches:(Lio/netty/channel/Channel;)Z
            ifeq 11
        10: .line 445
            aload 2 /* futures */
            aload 3 /* c */
            aload 3 /* c */
            invokeinterface io.netty.channel.Channel.closeFuture:()Lio/netty/channel/ChannelFuture;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 3 // io.netty.channel.Channel c
        11: .line 443
      StackMap locals:
      StackMap stack:
            aload 4
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 8
        12: .line 449
            new io.netty.channel.group.DefaultChannelGroupFuture
            dup
            aload 0 /* this */
            aload 2 /* futures */
            aload 0 /* this */
            getfield io.netty.channel.group.DefaultChannelGroup.executor:Lio/netty/util/concurrent/EventExecutor;
            invokespecial io.netty.channel.group.DefaultChannelGroupFuture.<init>:(Lio/netty/channel/group/ChannelGroup;Ljava/util/Map;Lio/netty/util/concurrent/EventExecutor;)V
            areturn
        end local 2 // java.util.Map futures
        end local 1 // io.netty.channel.group.ChannelMatcher matcher
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   13     0     this  Lio/netty/channel/group/DefaultChannelGroup;
            0   13     1  matcher  Lio/netty/channel/group/ChannelMatcher;
            2   13     2  futures  Ljava/util/Map<Lio/netty/channel/Channel;Lio/netty/channel/ChannelFuture;>;
            4    6     3        c  Lio/netty/channel/Channel;
            9   11     3        c  Lio/netty/channel/Channel;
    MethodParameters:
         Name  Flags
      matcher  

  public int hashCode();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 454
            aload 0 /* this */
            invokestatic java.lang.System.identityHashCode:(Ljava/lang/Object;)I
            ireturn
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/group/DefaultChannelGroup;

  public boolean equals(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // java.lang.Object o
         0: .line 459
            aload 0 /* this */
            aload 1 /* o */
            if_acmpne 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 1 // java.lang.Object o
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lio/netty/channel/group/DefaultChannelGroup;
            0    2     1     o  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      o     

  public int compareTo(io.netty.channel.group.ChannelGroup);
    descriptor: (Lio/netty/channel/group/ChannelGroup;)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
        start local 1 // io.netty.channel.group.ChannelGroup o
         0: .line 464
            aload 0 /* this */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.name:()Ljava/lang/String;
            aload 1 /* o */
            invokeinterface io.netty.channel.group.ChannelGroup.name:()Ljava/lang/String;
            invokevirtual java.lang.String.compareTo:(Ljava/lang/String;)I
            istore 2 /* v */
        start local 2 // int v
         1: .line 465
            iload 2 /* v */
            ifeq 3
         2: .line 466
            iload 2 /* v */
            ireturn
         3: .line 469
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            invokestatic java.lang.System.identityHashCode:(Ljava/lang/Object;)I
            aload 1 /* o */
            invokestatic java.lang.System.identityHashCode:(Ljava/lang/Object;)I
            isub
            ireturn
        end local 2 // int v
        end local 1 // io.netty.channel.group.ChannelGroup o
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lio/netty/channel/group/DefaultChannelGroup;
            0    4     1     o  Lio/netty/channel/group/ChannelGroup;
            1    4     2     v  I
    MethodParameters:
      Name  Flags
      o     

  public java.lang.String toString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // io.netty.channel.group.DefaultChannelGroup this
         0: .line 474
            new java.lang.StringBuilder
            dup
            aload 0 /* this */
            invokestatic io.netty.util.internal.StringUtil.simpleClassName:(Ljava/lang/Object;)Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc "(name: "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.name:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc ", size: "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            invokevirtual io.netty.channel.group.DefaultChannelGroup.size:()I
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            bipush 41
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 0 // io.netty.channel.group.DefaultChannelGroup this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/group/DefaultChannelGroup;

  public int compareTo(java.lang.Object);
    descriptor: (Ljava/lang/Object;)I
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            aload 1
            checkcast io.netty.channel.group.ChannelGroup
            invokevirtual io.netty.channel.group.DefaultChannelGroup.compareTo:(Lio/netty/channel/group/ChannelGroup;)I
            ireturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public boolean add(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            aload 1
            checkcast io.netty.channel.Channel
            invokevirtual io.netty.channel.group.DefaultChannelGroup.add:(Lio/netty/channel/Channel;)Z
            ireturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
Signature: Ljava/util/AbstractSet<Lio/netty/channel/Channel;>;Lio/netty/channel/group/ChannelGroup;
SourceFile: "DefaultChannelGroup.java"
NestMembers:
  io.netty.channel.group.DefaultChannelGroup$1
InnerClasses:
  io.netty.channel.group.DefaultChannelGroup$1