public final class com.apple.concurrent.Dispatch
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: com.apple.concurrent.Dispatch
  super_class: java.lang.Object
{
  static final com.apple.concurrent.Dispatch instance;
    descriptor: Lcom/apple/concurrent/Dispatch;
    flags: (0x0018) ACC_STATIC, ACC_FINAL

  int queueIndex;
    descriptor: I
    flags: (0x0000) 

  java.util.concurrent.Executor nonBlockingMainQueue;
    descriptor: Ljava/util/concurrent/Executor;
    flags: (0x0000) 

  java.util.concurrent.Executor blockingMainQueue;
    descriptor: Ljava/util/concurrent/Executor;
    flags: (0x0000) 

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 52
            new com.apple.concurrent.Dispatch
            dup
            invokespecial com.apple.concurrent.Dispatch.<init>:()V
            putstatic com.apple.concurrent.Dispatch.instance:Lcom/apple/concurrent/Dispatch;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static com.apple.concurrent.Dispatch getInstance();
    descriptor: ()Lcom/apple/concurrent/Dispatch;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 62
            invokestatic com.apple.concurrent.Dispatch.checkSecurity:()V
         1: .line 63
            invokestatic com.apple.concurrent.LibDispatchNative.nativeIsDispatchSupported:()Z
            ifne 2
            aconst_null
            areturn
         2: .line 65
      StackMap locals:
      StackMap stack:
            getstatic com.apple.concurrent.Dispatch.instance:Lcom/apple/concurrent/Dispatch;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private static void checkSecurity();
    descriptor: ()V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=4, locals=1, args_size=0
         0: .line 69
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 0 /* security */
        start local 0 // java.lang.SecurityManager security
         1: .line 70
            aload 0 /* security */
            ifnull 2
            aload 0 /* security */
            new java.lang.RuntimePermission
            dup
            ldc "canInvokeInSystemThreadGroup"
            invokespecial java.lang.RuntimePermission.<init>:(Ljava/lang/String;)V
            invokevirtual java.lang.SecurityManager.checkPermission:(Ljava/security/Permission;)V
         2: .line 71
      StackMap locals: java.lang.SecurityManager
      StackMap stack:
            return
        end local 0 // java.lang.SecurityManager security
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            1    3     0  security  Ljava/lang/SecurityManager;

  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.apple.concurrent.Dispatch this
         0: .line 73
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 90
            aload 0 /* this */
            iconst_0
            putfield com.apple.concurrent.Dispatch.queueIndex:I
         2: .line 116
            aload 0 /* this */
            aconst_null
            putfield com.apple.concurrent.Dispatch.nonBlockingMainQueue:Ljava/util/concurrent/Executor;
         3: .line 129
            aload 0 /* this */
            aconst_null
            putfield com.apple.concurrent.Dispatch.blockingMainQueue:Ljava/util/concurrent/Executor;
         4: .line 73
            return
        end local 0 // com.apple.concurrent.Dispatch this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lcom/apple/concurrent/Dispatch;

  public java.util.concurrent.Executor getAsyncExecutor(com.apple.concurrent.Dispatch$Priority);
    descriptor: (Lcom/apple/concurrent/Dispatch$Priority;)Ljava/util/concurrent/Executor;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=2
        start local 0 // com.apple.concurrent.Dispatch this
        start local 1 // com.apple.concurrent.Dispatch$Priority priority
         0: .line 84
            aload 1 /* priority */
            ifnonnull 1
            getstatic com.apple.concurrent.Dispatch$Priority.NORMAL:Lcom/apple/concurrent/Dispatch$Priority;
            astore 1 /* priority */
         1: .line 85
      StackMap locals:
      StackMap stack:
            aload 1 /* priority */
            getfield com.apple.concurrent.Dispatch$Priority.nativePriority:I
            invokestatic com.apple.concurrent.LibDispatchNative.nativeCreateConcurrentQueue:(I)J
            lstore 2 /* nativeQueue */
        start local 2 // long nativeQueue
         2: .line 86
            lload 2 /* nativeQueue */
            lconst_0
            lcmp
            ifne 3
            aconst_null
            areturn
         3: .line 87
      StackMap locals: long
      StackMap stack:
            new com.apple.concurrent.LibDispatchConcurrentQueue
            dup
            lload 2 /* nativeQueue */
            invokespecial com.apple.concurrent.LibDispatchConcurrentQueue.<init>:(J)V
            areturn
        end local 2 // long nativeQueue
        end local 1 // com.apple.concurrent.Dispatch$Priority priority
        end local 0 // com.apple.concurrent.Dispatch this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    4     0         this  Lcom/apple/concurrent/Dispatch;
            0    4     1     priority  Lcom/apple/concurrent/Dispatch$Priority;
            2    4     2  nativeQueue  J
    MethodParameters:
          Name  Flags
      priority  

  public java.util.concurrent.ExecutorService createSerialExecutor(java.lang.String);
    descriptor: (Ljava/lang/String;)Ljava/util/concurrent/ExecutorService;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=2
        start local 0 // com.apple.concurrent.Dispatch this
        start local 1 // java.lang.String label
         0: .line 100
            aload 1 /* label */
            ifnonnull 1
            ldc ""
            astore 1 /* label */
         1: .line 101
      StackMap locals:
      StackMap stack:
            aload 1 /* label */
            invokevirtual java.lang.String.length:()I
            sipush 256
            if_icmple 2
            aload 1 /* label */
            iconst_0
            sipush 256
            invokevirtual java.lang.String.substring:(II)Ljava/lang/String;
            astore 1 /* label */
         2: .line 102
      StackMap locals:
      StackMap stack:
            ldc "com.apple.java.concurrent."
            astore 2 /* queueName */
        start local 2 // java.lang.String queueName
         3: .line 103
            ldc ""
            aload 1 /* label */
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifeq 10
         4: .line 104
            aload 0 /* this */
            dup
            astore 3
            monitorenter
         5: .line 105
            new java.lang.StringBuilder
            dup
            aload 2 /* queueName */
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* this */
            dup
            getfield com.apple.concurrent.Dispatch.queueIndex:I
            dup_x1
            iconst_1
            iadd
            putfield com.apple.concurrent.Dispatch.queueIndex:I
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            astore 2 /* queueName */
         6: .line 104
            aload 3
            monitorexit
         7: goto 11
      StackMap locals: com.apple.concurrent.Dispatch java.lang.String java.lang.String com.apple.concurrent.Dispatch
      StackMap stack: java.lang.Throwable
         8: aload 3
            monitorexit
         9: athrow
        10: .line 108
      StackMap locals:
      StackMap stack:
            new java.lang.StringBuilder
            dup
            aload 2 /* queueName */
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 1 /* label */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            astore 2 /* queueName */
        11: .line 111
      StackMap locals:
      StackMap stack:
            aload 2 /* queueName */
            invokestatic com.apple.concurrent.LibDispatchNative.nativeCreateSerialQueue:(Ljava/lang/String;)J
            lstore 3 /* nativeQueue */
        start local 3 // long nativeQueue
        12: .line 112
            lload 3 /* nativeQueue */
            lconst_0
            lcmp
            ifne 13
            aconst_null
            areturn
        13: .line 113
      StackMap locals: long
      StackMap stack:
            new com.apple.concurrent.LibDispatchSerialQueue
            dup
            lload 3 /* nativeQueue */
            invokespecial com.apple.concurrent.LibDispatchSerialQueue.<init>:(J)V
            areturn
        end local 3 // long nativeQueue
        end local 2 // java.lang.String queueName
        end local 1 // java.lang.String label
        end local 0 // com.apple.concurrent.Dispatch this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   14     0         this  Lcom/apple/concurrent/Dispatch;
            0   14     1        label  Ljava/lang/String;
            3   14     2    queueName  Ljava/lang/String;
           12   14     3  nativeQueue  J
      Exception table:
        from    to  target  type
           5     7       8  any
           8     9       8  any
    MethodParameters:
       Name  Flags
      label  

  public synchronized java.util.concurrent.Executor getNonBlockingMainQueueExecutor();
    descriptor: ()Ljava/util/concurrent/Executor;
    flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // com.apple.concurrent.Dispatch this
         0: .line 125
            aload 0 /* this */
            getfield com.apple.concurrent.Dispatch.nonBlockingMainQueue:Ljava/util/concurrent/Executor;
            ifnull 1
            aload 0 /* this */
            getfield com.apple.concurrent.Dispatch.nonBlockingMainQueue:Ljava/util/concurrent/Executor;
            areturn
         1: .line 126
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            new com.apple.concurrent.LibDispatchMainQueue$ASync
            dup
            invokespecial com.apple.concurrent.LibDispatchMainQueue$ASync.<init>:()V
            dup_x1
            putfield com.apple.concurrent.Dispatch.nonBlockingMainQueue:Ljava/util/concurrent/Executor;
            areturn
        end local 0 // com.apple.concurrent.Dispatch this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/apple/concurrent/Dispatch;

  public synchronized java.util.concurrent.Executor getBlockingMainQueueExecutor();
    descriptor: ()Ljava/util/concurrent/Executor;
    flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // com.apple.concurrent.Dispatch this
         0: .line 138
            aload 0 /* this */
            getfield com.apple.concurrent.Dispatch.blockingMainQueue:Ljava/util/concurrent/Executor;
            ifnull 1
            aload 0 /* this */
            getfield com.apple.concurrent.Dispatch.blockingMainQueue:Ljava/util/concurrent/Executor;
            areturn
         1: .line 139
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            new com.apple.concurrent.LibDispatchMainQueue$Sync
            dup
            invokespecial com.apple.concurrent.LibDispatchMainQueue$Sync.<init>:()V
            dup_x1
            putfield com.apple.concurrent.Dispatch.blockingMainQueue:Ljava/util/concurrent/Executor;
            areturn
        end local 0 // com.apple.concurrent.Dispatch this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/apple/concurrent/Dispatch;
}
SourceFile: "Dispatch.java"
NestMembers:
  com.apple.concurrent.Dispatch$Priority
InnerClasses:
  public final Priority = com.apple.concurrent.Dispatch$Priority of com.apple.concurrent.Dispatch
  ASync = com.apple.concurrent.LibDispatchMainQueue$ASync of com.apple.concurrent.LibDispatchMainQueue
  Sync = com.apple.concurrent.LibDispatchMainQueue$Sync of com.apple.concurrent.LibDispatchMainQueue