https://openjdk.java.net/ 
public interface jdk.dynalink.linker.GuardingDynamicLinker
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: jdk.dynalink.linker.GuardingDynamicLinker
  super_class: java.lang.Object
{
  public abstract jdk.dynalink.linker.GuardedInvocation getGuardedInvocation(jdk.dynalink.linker.LinkRequest, jdk.dynalink.linker.LinkerServices);
    descriptor: (Ljdk/dynalink/linker/LinkRequest;Ljdk/dynalink/linker/LinkerServices;)Ljdk/dynalink/linker/GuardedInvocation;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws java.lang.Exception
    MethodParameters:
                Name  Flags
      linkRequest     
      linkerServices  
}
SourceFile: "GuardingDynamicLinker.java"