https://github.com/ReactiveX/RxJava: Reactive Extensions for Java
  • David Karnok 
final class io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver<T, K> extends io.reactivex.internal.observers.BasicFuseableObserver<T, T>
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver
  super_class: io.reactivex.internal.observers.BasicFuseableObserver
{
  final io.reactivex.functions.Function<? super T, K> keySelector;
    descriptor: Lio/reactivex/functions/Function;
    flags: (0x0010) ACC_FINAL
    Signature: Lio/reactivex/functions/Function<-TT;TK;>;

  final io.reactivex.functions.BiPredicate<? super K, ? super K> comparer;
    descriptor: Lio/reactivex/functions/BiPredicate;
    flags: (0x0010) ACC_FINAL
    Signature: Lio/reactivex/functions/BiPredicate<-TK;-TK;>;

  K last;
    descriptor: Ljava/lang/Object;
    flags: (0x0000) 
    Signature: TK;

  boolean hasValue;
    descriptor: Z
    flags: (0x0000) 

  void <init>(io.reactivex.Observer<? super T>, io.reactivex.functions.Function<? super T, K>, io.reactivex.functions.BiPredicate<? super K, ? super K>);
    descriptor: (Lio/reactivex/Observer;Lio/reactivex/functions/Function;Lio/reactivex/functions/BiPredicate;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver this
        start local 1 // io.reactivex.Observer actual
        start local 2 // io.reactivex.functions.Function keySelector
        start local 3 // io.reactivex.functions.BiPredicate comparer
         0: .line 51
            aload 0 /* this */
            aload 1 /* actual */
            invokespecial io.reactivex.internal.observers.BasicFuseableObserver.<init>:(Lio/reactivex/Observer;)V
         1: .line 52
            aload 0 /* this */
            aload 2 /* keySelector */
            putfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.keySelector:Lio/reactivex/functions/Function;
         2: .line 53
            aload 0 /* this */
            aload 3 /* comparer */
            putfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.comparer:Lio/reactivex/functions/BiPredicate;
         3: .line 54
            return
        end local 3 // io.reactivex.functions.BiPredicate comparer
        end local 2 // io.reactivex.functions.Function keySelector
        end local 1 // io.reactivex.Observer actual
        end local 0 // io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    4     0         this  Lio/reactivex/internal/operators/observable/ObservableDistinctUntilChanged$DistinctUntilChangedObserver<TT;TK;>;
            0    4     1       actual  Lio/reactivex/Observer<-TT;>;
            0    4     2  keySelector  Lio/reactivex/functions/Function<-TT;TK;>;
            0    4     3     comparer  Lio/reactivex/functions/BiPredicate<-TK;-TK;>;
    Signature: (Lio/reactivex/Observer<-TT;>;Lio/reactivex/functions/Function<-TT;TK;>;Lio/reactivex/functions/BiPredicate<-TK;-TK;>;)V
    MethodParameters:
             Name  Flags
      actual       
      keySelector  
      comparer     

  public void onNext();
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=2
        start local 0 // io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver this
        start local 1 // java.lang.Object t
         0: .line 58
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.done:Z
            ifeq 2
         1: .line 59
            return
         2: .line 61
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.sourceMode:I
            ifeq 5
         3: .line 62
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.downstream:Lio/reactivex/Observer;
            aload 1 /* t */
            invokeinterface io.reactivex.Observer.onNext:(Ljava/lang/Object;)V
         4: .line 63
            return
         5: .line 69
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.keySelector:Lio/reactivex/functions/Function;
            aload 1 /* t */
            invokeinterface io.reactivex.functions.Function.apply:(Ljava/lang/Object;)Ljava/lang/Object;
            astore 2 /* key */
        start local 2 // java.lang.Object key
         6: .line 70
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.hasValue:Z
            ifeq 11
         7: .line 71
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.comparer:Lio/reactivex/functions/BiPredicate;
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.last:Ljava/lang/Object;
            aload 2 /* key */
            invokeinterface io.reactivex.functions.BiPredicate.test:(Ljava/lang/Object;Ljava/lang/Object;)Z
            istore 3 /* equal */
        start local 3 // boolean equal
         8: .line 72
            aload 0 /* this */
            aload 2 /* key */
            putfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.last:Ljava/lang/Object;
         9: .line 73
            iload 3 /* equal */
            ifeq 17
        10: .line 74
            return
        end local 3 // boolean equal
        11: .line 77
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            iconst_1
            putfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.hasValue:Z
        12: .line 78
            aload 0 /* this */
            aload 2 /* key */
            putfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.last:Ljava/lang/Object;
        13: .line 80
            goto 17
        end local 2 // java.lang.Object key
      StackMap locals: io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver java.lang.Object
      StackMap stack: java.lang.Throwable
        14: astore 3 /* ex */
        start local 3 // java.lang.Throwable ex
        15: .line 81
            aload 0 /* this */
            aload 3 /* ex */
            invokevirtual io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.fail:(Ljava/lang/Throwable;)V
        16: .line 82
            return
        end local 3 // java.lang.Throwable ex
        start local 2 // java.lang.Object key
        17: .line 85
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.downstream:Lio/reactivex/Observer;
            aload 1 /* t */
            invokeinterface io.reactivex.Observer.onNext:(Ljava/lang/Object;)V
        18: .line 86
            return
        end local 2 // java.lang.Object key
        end local 1 // java.lang.Object t
        end local 0 // io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   19     0   this  Lio/reactivex/internal/operators/observable/ObservableDistinctUntilChanged$DistinctUntilChangedObserver<TT;TK;>;
            0   19     1      t  TT;
            6   14     2    key  TK;
           17   19     2    key  TK;
            8   11     3  equal  Z
           15   17     3     ex  Ljava/lang/Throwable;
      Exception table:
        from    to  target  type
           5    10      14  Class java.lang.Throwable
          11    13      14  Class java.lang.Throwable
    Signature: (TT;)V
    MethodParameters:
      Name  Flags
      t     

  public int requestFusion(int);
    descriptor: (I)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver this
        start local 1 // int mode
         0: .line 90
            aload 0 /* this */
            iload 1 /* mode */
            invokevirtual io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.transitiveBoundaryFusion:(I)I
            ireturn
        end local 1 // int mode
        end local 0 // io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/reactivex/internal/operators/observable/ObservableDistinctUntilChanged$DistinctUntilChangedObserver<TT;TK;>;
            0    1     1  mode  I
    MethodParameters:
      Name  Flags
      mode  

  public T poll();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=1
        start local 0 // io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver this
         0: .line 97
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.qd:Lio/reactivex/internal/fuseable/QueueDisposable;
            invokeinterface io.reactivex.internal.fuseable.QueueDisposable.poll:()Ljava/lang/Object;
            astore 1 /* v */
        start local 1 // java.lang.Object v
         1: .line 98
            aload 1 /* v */
            ifnonnull 3
         2: .line 99
            aconst_null
            areturn
         3: .line 101
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.keySelector:Lio/reactivex/functions/Function;
            aload 1 /* v */
            invokeinterface io.reactivex.functions.Function.apply:(Ljava/lang/Object;)Ljava/lang/Object;
            astore 2 /* key */
        start local 2 // java.lang.Object key
         4: .line 102
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.hasValue:Z
            ifne 8
         5: .line 103
            aload 0 /* this */
            iconst_1
            putfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.hasValue:Z
         6: .line 104
            aload 0 /* this */
            aload 2 /* key */
            putfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.last:Ljava/lang/Object;
         7: .line 105
            aload 1 /* v */
            areturn
         8: .line 108
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.comparer:Lio/reactivex/functions/BiPredicate;
            aload 0 /* this */
            getfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.last:Ljava/lang/Object;
            aload 2 /* key */
            invokeinterface io.reactivex.functions.BiPredicate.test:(Ljava/lang/Object;Ljava/lang/Object;)Z
            ifne 11
         9: .line 109
            aload 0 /* this */
            aload 2 /* key */
            putfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.last:Ljava/lang/Object;
        10: .line 110
            aload 1 /* v */
            areturn
        11: .line 112
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 2 /* key */
            putfield io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver.last:Ljava/lang/Object;
        end local 2 // java.lang.Object key
        end local 1 // java.lang.Object v
        12: .line 96
            goto 0
        end local 0 // io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   13     0  this  Lio/reactivex/internal/operators/observable/ObservableDistinctUntilChanged$DistinctUntilChangedObserver<TT;TK;>;
            1   12     1     v  TT;
            4   12     2   key  TK;
    Exceptions:
      throws java.lang.Exception
    Signature: ()TT;
    RuntimeInvisibleAnnotations: 
      io.reactivex.annotations.Nullable()
}
Signature: <T:Ljava/lang/Object;K:Ljava/lang/Object;>Lio/reactivex/internal/observers/BasicFuseableObserver<TT;TT;>;
SourceFile: "ObservableDistinctUntilChanged.java"
NestHost: io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged
InnerClasses:
  final DistinctUntilChangedObserver = io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged$DistinctUntilChangedObserver of io.reactivex.internal.operators.observable.ObservableDistinctUntilChanged