https://github.com/reactor/reactor-core: Non-Blocking Reactive Foundation for the JVM (reactor)
  • Stephane Maldini
  • David Karnok
  • Simon Baslé
  • Rajini Sivaram
  • Sébastien Deleuze 
final class reactor.core.publisher.FluxRefCount<T> extends reactor.core.publisher.Flux<T> implements reactor.core.Scannable, reactor.core.Fuseable
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: reactor.core.publisher.FluxRefCount
  super_class: reactor.core.publisher.Flux
{
  final reactor.core.publisher.ConnectableFlux<? extends T> source;
    descriptor: Lreactor/core/publisher/ConnectableFlux;
    flags: (0x0010) ACC_FINAL
    Signature: Lreactor/core/publisher/ConnectableFlux<+TT;>;

  final int n;
    descriptor: I
    flags: (0x0010) ACC_FINAL

  reactor.core.publisher.FluxRefCount$RefCountMonitor<T> connection;
    descriptor: Lreactor/core/publisher/FluxRefCount$RefCountMonitor;
    flags: (0x0000) 
    Signature: Lreactor/core/publisher/FluxRefCount$RefCountMonitor<TT;>;

  void <init>(reactor.core.publisher.ConnectableFlux<? extends T>, );
    descriptor: (Lreactor/core/publisher/ConnectableFlux;I)V
    flags: (0x0000) 
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // reactor.core.publisher.FluxRefCount this
        start local 1 // reactor.core.publisher.ConnectableFlux source
        start local 2 // int n
         0: .line 45
            aload 0 /* this */
            invokespecial reactor.core.publisher.Flux.<init>:()V
         1: .line 46
            iload 2 /* n */
            ifgt 3
         2: .line 47
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "n > 0 required but it was "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 2 /* n */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 49
      StackMap locals: reactor.core.publisher.FluxRefCount reactor.core.publisher.ConnectableFlux int
      StackMap stack:
            aload 0 /* this */
            aload 1 /* source */
            ldc "source"
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
            checkcast reactor.core.publisher.ConnectableFlux
            putfield reactor.core.publisher.FluxRefCount.source:Lreactor/core/publisher/ConnectableFlux;
         4: .line 50
            aload 0 /* this */
            iload 2 /* n */
            putfield reactor.core.publisher.FluxRefCount.n:I
         5: .line 51
            return
        end local 2 // int n
        end local 1 // reactor.core.publisher.ConnectableFlux source
        end local 0 // reactor.core.publisher.FluxRefCount this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    6     0    this  Lreactor/core/publisher/FluxRefCount<TT;>;
            0    6     1  source  Lreactor/core/publisher/ConnectableFlux<+TT;>;
            0    6     2       n  I
    Signature: (Lreactor/core/publisher/ConnectableFlux<+TT;>;I)V
    MethodParameters:
        Name  Flags
      source  
      n       

  public int getPrefetch();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // reactor.core.publisher.FluxRefCount this
         0: .line 55
            aload 0 /* this */
            getfield reactor.core.publisher.FluxRefCount.source:Lreactor/core/publisher/ConnectableFlux;
            invokevirtual reactor.core.publisher.ConnectableFlux.getPrefetch:()I
            ireturn
        end local 0 // reactor.core.publisher.FluxRefCount this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lreactor/core/publisher/FluxRefCount<TT;>;

  public void subscribe(reactor.core.CoreSubscriber<? super T>);
    descriptor: (Lreactor/core/CoreSubscriber;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=7, args_size=2
        start local 0 // reactor.core.publisher.FluxRefCount this
        start local 1 // reactor.core.CoreSubscriber actual
         0: .line 62
            iconst_0
            istore 3 /* connect */
        start local 3 // boolean connect
         1: .line 63
            aload 0 /* this */
            dup
            astore 4
            monitorenter
         2: .line 64
            aload 0 /* this */
            getfield reactor.core.publisher.FluxRefCount.connection:Lreactor/core/publisher/FluxRefCount$RefCountMonitor;
            astore 2 /* conn */
        start local 2 // reactor.core.publisher.FluxRefCount$RefCountMonitor conn
         3: .line 65
            aload 2 /* conn */
            ifnull 4
            aload 2 /* conn */
            getfield reactor.core.publisher.FluxRefCount$RefCountMonitor.terminated:Z
            ifeq 6
         4: .line 66
      StackMap locals: reactor.core.publisher.FluxRefCount$RefCountMonitor int reactor.core.publisher.FluxRefCount
      StackMap stack:
            new reactor.core.publisher.FluxRefCount$RefCountMonitor
            dup
            aload 0 /* this */
            invokespecial reactor.core.publisher.FluxRefCount$RefCountMonitor.<init>:(Lreactor/core/publisher/FluxRefCount;)V
            astore 2 /* conn */
         5: .line 67
            aload 0 /* this */
            aload 2 /* conn */
            putfield reactor.core.publisher.FluxRefCount.connection:Lreactor/core/publisher/FluxRefCount$RefCountMonitor;
         6: .line 70
      StackMap locals:
      StackMap stack:
            aload 2 /* conn */
            getfield reactor.core.publisher.FluxRefCount$RefCountMonitor.subscribers:J
            lstore 5 /* c */
        start local 5 // long c
         7: .line 71
            aload 2 /* conn */
            lload 5 /* c */
            lconst_1
            ladd
            putfield reactor.core.publisher.FluxRefCount$RefCountMonitor.subscribers:J
         8: .line 72
            aload 2 /* conn */
            getfield reactor.core.publisher.FluxRefCount$RefCountMonitor.connected:Z
            ifne 11
            lload 5 /* c */
            lconst_1
            ladd
            aload 0 /* this */
            getfield reactor.core.publisher.FluxRefCount.n:I
            i2l
            lcmp
            ifne 11
         9: .line 73
            iconst_1
            istore 3 /* connect */
        10: .line 74
            aload 2 /* conn */
            iconst_1
            putfield reactor.core.publisher.FluxRefCount$RefCountMonitor.connected:Z
        end local 5 // long c
        11: .line 63
      StackMap locals:
      StackMap stack:
            aload 4
            monitorexit
        12: goto 15
        end local 2 // reactor.core.publisher.FluxRefCount$RefCountMonitor conn
      StackMap locals: reactor.core.publisher.FluxRefCount reactor.core.CoreSubscriber top int reactor.core.publisher.FluxRefCount
      StackMap stack: java.lang.Throwable
        13: aload 4
            monitorexit
        14: athrow
        start local 2 // reactor.core.publisher.FluxRefCount$RefCountMonitor conn
        15: .line 78
      StackMap locals: reactor.core.publisher.FluxRefCount reactor.core.CoreSubscriber reactor.core.publisher.FluxRefCount$RefCountMonitor int
      StackMap stack:
            aload 0 /* this */
            getfield reactor.core.publisher.FluxRefCount.source:Lreactor/core/publisher/ConnectableFlux;
            new reactor.core.publisher.FluxRefCount$RefCountInner
            dup
            aload 1 /* actual */
            aload 2 /* conn */
            invokespecial reactor.core.publisher.FluxRefCount$RefCountInner.<init>:(Lreactor/core/CoreSubscriber;Lreactor/core/publisher/FluxRefCount$RefCountMonitor;)V
            invokevirtual reactor.core.publisher.ConnectableFlux.subscribe:(Lreactor/core/CoreSubscriber;)V
        16: .line 80
            iload 3 /* connect */
            ifeq 18
        17: .line 81
            aload 0 /* this */
            getfield reactor.core.publisher.FluxRefCount.source:Lreactor/core/publisher/ConnectableFlux;
            aload 2 /* conn */
            invokevirtual reactor.core.publisher.ConnectableFlux.connect:(Ljava/util/function/Consumer;)V
        18: .line 83
      StackMap locals:
      StackMap stack:
            return
        end local 3 // boolean connect
        end local 2 // reactor.core.publisher.FluxRefCount$RefCountMonitor conn
        end local 1 // reactor.core.CoreSubscriber actual
        end local 0 // reactor.core.publisher.FluxRefCount this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   19     0     this  Lreactor/core/publisher/FluxRefCount<TT;>;
            0   19     1   actual  Lreactor/core/CoreSubscriber<-TT;>;
            3   13     2     conn  Lreactor/core/publisher/FluxRefCount$RefCountMonitor<TT;>;
           15   19     2     conn  Lreactor/core/publisher/FluxRefCount$RefCountMonitor<TT;>;
            1   19     3  connect  Z
            7   11     5        c  J
      Exception table:
        from    to  target  type
           2    12      13  any
          13    14      13  any
    Signature: (Lreactor/core/CoreSubscriber<-TT;>;)V
    MethodParameters:
        Name  Flags
      actual  

  void cancel(reactor.core.publisher.FluxRefCount$RefCountMonitor);
    descriptor: (Lreactor/core/publisher/FluxRefCount$RefCountMonitor;)V
    flags: (0x0000) 
    Code:
      stack=4, locals=6, args_size=2
        start local 0 // reactor.core.publisher.FluxRefCount this
        start local 1 // reactor.core.publisher.FluxRefCount$RefCountMonitor rc
         0: .line 86
            aconst_null
            astore 2 /* dispose */
        start local 2 // reactor.core.Disposable dispose
         1: .line 87
            aload 0 /* this */
            dup
            astore 3
            monitorenter
         2: .line 88
            aload 1 /* rc */
            getfield reactor.core.publisher.FluxRefCount$RefCountMonitor.terminated:Z
            ifeq 5
         3: .line 89
            aload 3
            monitorexit
         4: return
         5: .line 91
      StackMap locals: reactor.core.Disposable reactor.core.publisher.FluxRefCount
      StackMap stack:
            aload 1 /* rc */
            getfield reactor.core.publisher.FluxRefCount$RefCountMonitor.subscribers:J
            lconst_1
            lsub
            lstore 4 /* c */
        start local 4 // long c
         6: .line 92
            aload 1 /* rc */
            lload 4 /* c */
            putfield reactor.core.publisher.FluxRefCount$RefCountMonitor.subscribers:J
         7: .line 93
            lload 4 /* c */
            lconst_0
            lcmp
            ifne 8
            aload 1 /* rc */
            getfield reactor.core.publisher.FluxRefCount$RefCountMonitor.connected:Z
            ifne 10
         8: .line 94
      StackMap locals: long
      StackMap stack:
            aload 3
            monitorexit
         9: return
        10: .line 96
      StackMap locals:
      StackMap stack:
            aload 1 /* rc */
            aload 0 /* this */
            getfield reactor.core.publisher.FluxRefCount.connection:Lreactor/core/publisher/FluxRefCount$RefCountMonitor;
            if_acmpne 13
        11: .line 97
            getstatic reactor.core.publisher.FluxRefCount$RefCountMonitor.DISCONNECT:Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;
            aload 1 /* rc */
            invokestatic reactor.core.Disposables.disposed:()Lreactor/core/Disposable;
            invokevirtual java.util.concurrent.atomic.AtomicReferenceFieldUpdater.getAndSet:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            checkcast reactor.core.Disposable
            astore 2 /* dispose */
        12: .line 98
            aload 0 /* this */
            aconst_null
            putfield reactor.core.publisher.FluxRefCount.connection:Lreactor/core/publisher/FluxRefCount$RefCountMonitor;
        end local 4 // long c
        13: .line 87
      StackMap locals:
      StackMap stack:
            aload 3
            monitorexit
        14: goto 17
      StackMap locals:
      StackMap stack: java.lang.Throwable
        15: aload 3
            monitorexit
        16: athrow
        17: .line 101
      StackMap locals:
      StackMap stack:
            aload 2 /* dispose */
            ifnull 19
        18: .line 102
            aload 2 /* dispose */
            invokeinterface reactor.core.Disposable.dispose:()V
        19: .line 104
      StackMap locals:
      StackMap stack:
            return
        end local 2 // reactor.core.Disposable dispose
        end local 1 // reactor.core.publisher.FluxRefCount$RefCountMonitor rc
        end local 0 // reactor.core.publisher.FluxRefCount this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   20     0     this  Lreactor/core/publisher/FluxRefCount<TT;>;
            0   20     1       rc  Lreactor/core/publisher/FluxRefCount$RefCountMonitor;
            1   20     2  dispose  Lreactor/core/Disposable;
            6   13     4        c  J
      Exception table:
        from    to  target  type
           2     4      15  any
           5     9      15  any
          10    14      15  any
          15    16      15  any
    MethodParameters:
      Name  Flags
      rc    

  void terminated(reactor.core.publisher.FluxRefCount$RefCountMonitor);
    descriptor: (Lreactor/core/publisher/FluxRefCount$RefCountMonitor;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // reactor.core.publisher.FluxRefCount this
        start local 1 // reactor.core.publisher.FluxRefCount$RefCountMonitor rc
         0: .line 107
            aload 0 /* this */
            dup
            astore 2
            monitorenter
         1: .line 108
            aload 1 /* rc */
            getfield reactor.core.publisher.FluxRefCount$RefCountMonitor.terminated:Z
            ifne 4
         2: .line 109
            aload 1 /* rc */
            iconst_1
            putfield reactor.core.publisher.FluxRefCount$RefCountMonitor.terminated:Z
         3: .line 110
            aload 0 /* this */
            aconst_null
            putfield reactor.core.publisher.FluxRefCount.connection:Lreactor/core/publisher/FluxRefCount$RefCountMonitor;
         4: .line 107
      StackMap locals: reactor.core.publisher.FluxRefCount
      StackMap stack:
            aload 2
            monitorexit
         5: goto 8
      StackMap locals:
      StackMap stack: java.lang.Throwable
         6: aload 2
            monitorexit
         7: athrow
         8: .line 113
      StackMap locals:
      StackMap stack:
            return
        end local 1 // reactor.core.publisher.FluxRefCount$RefCountMonitor rc
        end local 0 // reactor.core.publisher.FluxRefCount this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    9     0  this  Lreactor/core/publisher/FluxRefCount<TT;>;
            0    9     1    rc  Lreactor/core/publisher/FluxRefCount$RefCountMonitor;
      Exception table:
        from    to  target  type
           1     5       6  any
           6     7       6  any
    MethodParameters:
      Name  Flags
      rc    

  public java.lang.Object scanUnsafe(reactor.core.Scannable$Attr);
    descriptor: (Lreactor/core/Scannable$Attr;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // reactor.core.publisher.FluxRefCount this
        start local 1 // reactor.core.Scannable$Attr key
         0: .line 118
            aload 1 /* key */
            getstatic reactor.core.Scannable$Attr.PREFETCH:Lreactor/core/Scannable$Attr;
            if_acmpne 1
            aload 0 /* this */
            invokevirtual reactor.core.publisher.FluxRefCount.getPrefetch:()I
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            areturn
         1: .line 119
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            getstatic reactor.core.Scannable$Attr.PARENT:Lreactor/core/Scannable$Attr;
            if_acmpne 2
            aload 0 /* this */
            getfield reactor.core.publisher.FluxRefCount.source:Lreactor/core/publisher/ConnectableFlux;
            areturn
         2: .line 121
      StackMap locals:
      StackMap stack:
            aconst_null
            areturn
        end local 1 // reactor.core.Scannable$Attr key
        end local 0 // reactor.core.publisher.FluxRefCount this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lreactor/core/publisher/FluxRefCount<TT;>;
            0    3     1   key  Lreactor/core/Scannable$Attr;
    RuntimeVisibleAnnotations: 
      reactor.util.annotation.Nullable()
    MethodParameters:
      Name  Flags
      key   
}
Signature: <T:Ljava/lang/Object;>Lreactor/core/publisher/Flux<TT;>;Lreactor/core/Scannable;Lreactor/core/Fuseable;
SourceFile: "FluxRefCount.java"
NestMembers:
  reactor.core.publisher.FluxRefCount$RefCountInner  reactor.core.publisher.FluxRefCount$RefCountMonitor
InnerClasses:
  public Attr = reactor.core.Scannable$Attr of reactor.core.Scannable
  final RefCountInner = reactor.core.publisher.FluxRefCount$RefCountInner of reactor.core.publisher.FluxRefCount
  final RefCountMonitor = reactor.core.publisher.FluxRefCount$RefCountMonitor of reactor.core.publisher.FluxRefCount