https://openjdk.java.net/ 
public interface jdk.internal.jshell.tool.ConsoleIOContext$Fix
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: jdk.internal.jshell.tool.ConsoleIOContext$Fix
  super_class: java.lang.Object
{
  public abstract java.lang.String displayName();
    descriptor: ()Ljava/lang/String;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract void perform(jdk.internal.org.jline.reader.impl.LineReaderImpl);
    descriptor: (Ljdk/internal/org/jline/reader/impl/LineReaderImpl;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      in    
}
SourceFile: "ConsoleIOContext.java"
NestHost: jdk.internal.jshell.tool.ConsoleIOContext
InnerClasses:
  public abstract Fix = jdk.internal.jshell.tool.ConsoleIOContext$Fix of jdk.internal.jshell.tool.ConsoleIOContext