https://freemarker.apache.org/: FreeMarker is a "template engine"; a generic tool to generate text output based on templates. (Apache Software Foundation) 
class freemarker.core.BuiltInsForStringsBasic
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: freemarker.core.BuiltInsForStringsBasic
  super_class: java.lang.Object
{
  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // freemarker.core.BuiltInsForStringsBasic this
         0: .line 682
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // freemarker.core.BuiltInsForStringsBasic this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lfreemarker/core/BuiltInsForStringsBasic;
}
SourceFile: "BuiltInsForStringsBasic.java"
NestMembers:
  freemarker.core.BuiltInsForStringsBasic$cap_firstBI  freemarker.core.BuiltInsForStringsBasic$capitalizeBI  freemarker.core.BuiltInsForStringsBasic$chop_linebreakBI  freemarker.core.BuiltInsForStringsBasic$containsBI  freemarker.core.BuiltInsForStringsBasic$containsBI$BIMethod  freemarker.core.BuiltInsForStringsBasic$ends_withBI  freemarker.core.BuiltInsForStringsBasic$ends_withBI$BIMethod  freemarker.core.BuiltInsForStringsBasic$ensure_ends_withBI  freemarker.core.BuiltInsForStringsBasic$ensure_ends_withBI$BIMethod  freemarker.core.BuiltInsForStringsBasic$ensure_starts_withBI  freemarker.core.BuiltInsForStringsBasic$ensure_starts_withBI$BIMethod  freemarker.core.BuiltInsForStringsBasic$index_ofBI  freemarker.core.BuiltInsForStringsBasic$index_ofBI$BIMethod  freemarker.core.BuiltInsForStringsBasic$keep_afterBI  freemarker.core.BuiltInsForStringsBasic$keep_afterBI$KeepAfterMethod  freemarker.core.BuiltInsForStringsBasic$keep_after_lastBI  freemarker.core.BuiltInsForStringsBasic$keep_after_lastBI$KeepAfterMethod  freemarker.core.BuiltInsForStringsBasic$keep_beforeBI  freemarker.core.BuiltInsForStringsBasic$keep_beforeBI$KeepUntilMethod  freemarker.core.BuiltInsForStringsBasic$keep_before_lastBI  freemarker.core.BuiltInsForStringsBasic$keep_before_lastBI$KeepUntilMethod  freemarker.core.BuiltInsForStringsBasic$lengthBI  freemarker.core.BuiltInsForStringsBasic$lower_caseBI  freemarker.core.BuiltInsForStringsBasic$padBI  freemarker.core.BuiltInsForStringsBasic$padBI$BIMethod  freemarker.core.BuiltInsForStringsBasic$remove_beginningBI  freemarker.core.BuiltInsForStringsBasic$remove_beginningBI$BIMethod  freemarker.core.BuiltInsForStringsBasic$remove_endingBI  freemarker.core.BuiltInsForStringsBasic$remove_endingBI$BIMethod  freemarker.core.BuiltInsForStringsBasic$split_BI  freemarker.core.BuiltInsForStringsBasic$split_BI$SplitMethod  freemarker.core.BuiltInsForStringsBasic$starts_withBI  freemarker.core.BuiltInsForStringsBasic$starts_withBI$BIMethod  freemarker.core.BuiltInsForStringsBasic$substringBI  freemarker.core.BuiltInsForStringsBasic$substringBI$1  freemarker.core.BuiltInsForStringsBasic$trimBI  freemarker.core.BuiltInsForStringsBasic$uncap_firstBI  freemarker.core.BuiltInsForStringsBasic$upper_caseBI  freemarker.core.BuiltInsForStringsBasic$word_listBI
InnerClasses:
  cap_firstBI = freemarker.core.BuiltInsForStringsBasic$cap_firstBI of freemarker.core.BuiltInsForStringsBasic
  capitalizeBI = freemarker.core.BuiltInsForStringsBasic$capitalizeBI of freemarker.core.BuiltInsForStringsBasic
  chop_linebreakBI = freemarker.core.BuiltInsForStringsBasic$chop_linebreakBI of freemarker.core.BuiltInsForStringsBasic
  containsBI = freemarker.core.BuiltInsForStringsBasic$containsBI of freemarker.core.BuiltInsForStringsBasic
  ends_withBI = freemarker.core.BuiltInsForStringsBasic$ends_withBI of freemarker.core.BuiltInsForStringsBasic
  ensure_ends_withBI = freemarker.core.BuiltInsForStringsBasic$ensure_ends_withBI of freemarker.core.BuiltInsForStringsBasic
  ensure_starts_withBI = freemarker.core.BuiltInsForStringsBasic$ensure_starts_withBI of freemarker.core.BuiltInsForStringsBasic
  index_ofBI = freemarker.core.BuiltInsForStringsBasic$index_ofBI of freemarker.core.BuiltInsForStringsBasic
  keep_afterBI = freemarker.core.BuiltInsForStringsBasic$keep_afterBI of freemarker.core.BuiltInsForStringsBasic
  keep_after_lastBI = freemarker.core.BuiltInsForStringsBasic$keep_after_lastBI of freemarker.core.BuiltInsForStringsBasic
  keep_beforeBI = freemarker.core.BuiltInsForStringsBasic$keep_beforeBI of freemarker.core.BuiltInsForStringsBasic
  keep_before_lastBI = freemarker.core.BuiltInsForStringsBasic$keep_before_lastBI of freemarker.core.BuiltInsForStringsBasic
  lengthBI = freemarker.core.BuiltInsForStringsBasic$lengthBI of freemarker.core.BuiltInsForStringsBasic
  lower_caseBI = freemarker.core.BuiltInsForStringsBasic$lower_caseBI of freemarker.core.BuiltInsForStringsBasic
  padBI = freemarker.core.BuiltInsForStringsBasic$padBI of freemarker.core.BuiltInsForStringsBasic
  remove_beginningBI = freemarker.core.BuiltInsForStringsBasic$remove_beginningBI of freemarker.core.BuiltInsForStringsBasic
  remove_endingBI = freemarker.core.BuiltInsForStringsBasic$remove_endingBI of freemarker.core.BuiltInsForStringsBasic
  split_BI = freemarker.core.BuiltInsForStringsBasic$split_BI of freemarker.core.BuiltInsForStringsBasic
  starts_withBI = freemarker.core.BuiltInsForStringsBasic$starts_withBI of freemarker.core.BuiltInsForStringsBasic
  substringBI = freemarker.core.BuiltInsForStringsBasic$substringBI of freemarker.core.BuiltInsForStringsBasic
  trimBI = freemarker.core.BuiltInsForStringsBasic$trimBI of freemarker.core.BuiltInsForStringsBasic
  uncap_firstBI = freemarker.core.BuiltInsForStringsBasic$uncap_firstBI of freemarker.core.BuiltInsForStringsBasic
  upper_caseBI = freemarker.core.BuiltInsForStringsBasic$upper_caseBI of freemarker.core.BuiltInsForStringsBasic
  word_listBI = freemarker.core.BuiltInsForStringsBasic$word_listBI of freemarker.core.BuiltInsForStringsBasic