https://freemarker.apache.org/: FreeMarker is a "template engine"; a generic tool to generate text output based on templates. (Apache Software Foundation) 
interface freemarker.log.LoggerFactory
  minor version: 0
  major version: 59
  flags: flags: (0x0600) ACC_INTERFACE, ACC_ABSTRACT
  this_class: freemarker.log.LoggerFactory
  super_class: java.lang.Object
{
  public abstract freemarker.log.Logger getLogger(java.lang.String);
    descriptor: (Ljava/lang/String;)Lfreemarker/log/Logger;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
          Name  Flags
      category  
}
SourceFile: "LoggerFactory.java"