/**
  * Set the vendor, known as the encoder generally
  *
  * <p>We dont want this to be blank, when written to file this field is written to a different
  * location to all other fields but user of library can just reat it as another field
  *
  * @param vendor
  */
 public void setVendor(String vendor) {
   if (vendor == null) {
     vendor = DEFAULT_VENDOR;
   }
   super.setField(new VorbisCommentTagField(VENDOR.getFieldName(), vendor));
 }
 /** @return the vendor, generically known as the encoder */
 public String getVendor() {
   return getFirst(VENDOR.getFieldName());
 }