private void writeFile() throws IOException {
      LinkedHashSet<String> services = Sets.newLinkedHashSet();
      readExistingEntriesInto(services);
      copyNewMetaservicesInto(services);
      removeBlankLinesIn(services);
      writeLinesFrom(services);
    }
Pragma-like comment indicator just at beginning of the source file used to disable import
post-processing.
generator/src/org/immutables/generator/Output.java