public final class io.reactivex.internal.operators.observable.ObservableFlatMap<T, U> extends io.reactivex.internal.operators.observable.AbstractObservableWithUpstream<T, U>
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: io.reactivex.internal.operators.observable.ObservableFlatMap
  super_class: io.reactivex.internal.operators.observable.AbstractObservableWithUpstream
{
  final io.reactivex.functions.Function<? super T, ? extends io.reactivex.ObservableSource<? extends U>> mapper;
    descriptor: Lio/reactivex/functions/Function;
    flags: (0x0010) ACC_FINAL
    Signature: Lio/reactivex/functions/Function<-TT;+Lio/reactivex/ObservableSource<+TU;>;>;

  final boolean delayErrors;
    descriptor: Z
    flags: (0x0010) ACC_FINAL

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

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

  public void <init>(io.reactivex.ObservableSource<T>, io.reactivex.functions.Function<? super T, ? extends io.reactivex.ObservableSource<? extends U>>, boolean, int, );
    descriptor: (Lio/reactivex/ObservableSource;Lio/reactivex/functions/Function;ZII)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=6, args_size=6
        start local 0 // io.reactivex.internal.operators.observable.ObservableFlatMap this
        start local 1 // io.reactivex.ObservableSource source
        start local 2 // io.reactivex.functions.Function mapper
        start local 3 // boolean delayErrors
        start local 4 // int maxConcurrency
        start local 5 // int bufferSize
         0: .line 41
            aload 0 /* this */
            aload 1 /* source */
            invokespecial io.reactivex.internal.operators.observable.AbstractObservableWithUpstream.<init>:(Lio/reactivex/ObservableSource;)V
         1: .line 42
            aload 0 /* this */
            aload 2 /* mapper */
            putfield io.reactivex.internal.operators.observable.ObservableFlatMap.mapper:Lio/reactivex/functions/Function;
         2: .line 43
            aload 0 /* this */
            iload 3 /* delayErrors */
            putfield io.reactivex.internal.operators.observable.ObservableFlatMap.delayErrors:Z
         3: .line 44
            aload 0 /* this */
            iload 4 /* maxConcurrency */
            putfield io.reactivex.internal.operators.observable.ObservableFlatMap.maxConcurrency:I
         4: .line 45
            aload 0 /* this */
            iload 5 /* bufferSize */
            putfield io.reactivex.internal.operators.observable.ObservableFlatMap.bufferSize:I
         5: .line 46
            return
        end local 5 // int bufferSize
        end local 4 // int maxConcurrency
        end local 3 // boolean delayErrors
        end local 2 // io.reactivex.functions.Function mapper
        end local 1 // io.reactivex.ObservableSource source
        end local 0 // io.reactivex.internal.operators.observable.ObservableFlatMap this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    6     0            this  Lio/reactivex/internal/operators/observable/ObservableFlatMap<TT;TU;>;
            0    6     1          source  Lio/reactivex/ObservableSource<TT;>;
            0    6     2          mapper  Lio/reactivex/functions/Function<-TT;+Lio/reactivex/ObservableSource<+TU;>;>;
            0    6     3     delayErrors  Z
            0    6     4  maxConcurrency  I
            0    6     5      bufferSize  I
    Signature: (Lio/reactivex/ObservableSource<TT;>;Lio/reactivex/functions/Function<-TT;+Lio/reactivex/ObservableSource<+TU;>;>;ZII)V
    MethodParameters:
                Name  Flags
      source          
      mapper          
      delayErrors     
      maxConcurrency  
      bufferSize      

  public void subscribeActual(io.reactivex.Observer<? super U>);
    descriptor: (Lio/reactivex/Observer;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=8, locals=2, args_size=2
        start local 0 // io.reactivex.internal.operators.observable.ObservableFlatMap this
        start local 1 // io.reactivex.Observer t
         0: .line 51
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableFlatMap.source:Lio/reactivex/ObservableSource;
            aload 1 /* t */
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableFlatMap.mapper:Lio/reactivex/functions/Function;
            invokestatic io.reactivex.internal.operators.observable.ObservableScalarXMap.tryScalarXMapSubscribe:(Lio/reactivex/ObservableSource;Lio/reactivex/Observer;Lio/reactivex/functions/Function;)Z
            ifeq 2
         1: .line 52
            return
         2: .line 55
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableFlatMap.source:Lio/reactivex/ObservableSource;
            new io.reactivex.internal.operators.observable.ObservableFlatMap$MergeObserver
            dup
            aload 1 /* t */
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableFlatMap.mapper:Lio/reactivex/functions/Function;
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableFlatMap.delayErrors:Z
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableFlatMap.maxConcurrency:I
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableFlatMap.bufferSize:I
            invokespecial io.reactivex.internal.operators.observable.ObservableFlatMap$MergeObserver.<init>:(Lio/reactivex/Observer;Lio/reactivex/functions/Function;ZII)V
            invokeinterface io.reactivex.ObservableSource.subscribe:(Lio/reactivex/Observer;)V
         3: .line 56
            return
        end local 1 // io.reactivex.Observer t
        end local 0 // io.reactivex.internal.operators.observable.ObservableFlatMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lio/reactivex/internal/operators/observable/ObservableFlatMap<TT;TU;>;
            0    4     1     t  Lio/reactivex/Observer<-TU;>;
    Signature: (Lio/reactivex/Observer<-TU;>;)V
    MethodParameters:
      Name  Flags
      t     
}
Signature: <T:Ljava/lang/Object;U:Ljava/lang/Object;>Lio/reactivex/internal/operators/observable/AbstractObservableWithUpstream<TT;TU;>;
SourceFile: "ObservableFlatMap.java"
NestMembers:
  io.reactivex.internal.operators.observable.ObservableFlatMap$InnerObserver  io.reactivex.internal.operators.observable.ObservableFlatMap$MergeObserver
InnerClasses:
  final InnerObserver = io.reactivex.internal.operators.observable.ObservableFlatMap$InnerObserver of io.reactivex.internal.operators.observable.ObservableFlatMap
  final MergeObserver = io.reactivex.internal.operators.observable.ObservableFlatMap$MergeObserver of io.reactivex.internal.operators.observable.ObservableFlatMap