https://github.com/ReactiveX/RxJava: Reactive Extensions for Java
  • David Karnok 
public interface io.reactivex.ObservableSource<T>
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: io.reactivex.ObservableSource
  super_class: java.lang.Object
{
  public abstract void subscribe(io.reactivex.Observer<? super T>);
    descriptor: (Lio/reactivex/Observer;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: (Lio/reactivex/Observer<-TT;>;)V
    RuntimeInvisibleParameterAnnotations: 
      0:
        io.reactivex.annotations.NonNull()
    MethodParameters:
          Name  Flags
      observer  
}
Signature: <T:Ljava/lang/Object;>Ljava/lang/Object;
SourceFile: "ObservableSource.java"