private static boolean isStaticFinal(Field field) {
    int modifiers = field.getModifiers();
    return Modifier.isStatic(modifiers) && Modifier.isFinal(modifiers);
  }
Returns the result of substituting the variables defined by the fields of this class (a
concrete subclass of TemplateVars) into the template returned by {@link #parsedTemplate()}.
value/src/main/java/com/google/auto/value/processor/TemplateVars.java