https://projects.eclipse.org/projects/ee4j.grizzly/grizzly-framework: Grizzly Bill of Materials (BOM) (Oracle Corporation) 
public interface org.glassfish.grizzly.Readable<L>
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.glassfish.grizzly.Readable
  super_class: java.lang.Object
{
  public abstract <M> org.glassfish.grizzly.GrizzlyFuture<org.glassfish.grizzly.ReadResult<M, L>> read();
    descriptor: ()Lorg/glassfish/grizzly/GrizzlyFuture;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: <M:Ljava/lang/Object;>()Lorg/glassfish/grizzly/GrizzlyFuture<Lorg/glassfish/grizzly/ReadResult<TM;TL;>;>;

  public abstract <M> void read(org.glassfish.grizzly.CompletionHandler<org.glassfish.grizzly.ReadResult<M, L>>);
    descriptor: (Lorg/glassfish/grizzly/CompletionHandler;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: <M:Ljava/lang/Object;>(Lorg/glassfish/grizzly/CompletionHandler<Lorg/glassfish/grizzly/ReadResult<TM;TL;>;>;)V
    MethodParameters:
                   Name  Flags
      completionHandler  
}
Signature: <L:Ljava/lang/Object;>Ljava/lang/Object;
SourceFile: "Readable.java"