private static void addGroupType(String t, Tokenizer st, Repetition r, GroupBuilder<?> builder) { GroupBuilder<?> childBuilder = builder.group(r); String name = st.nextToken(); // Read annotation, if any. t = st.nextToken(); OriginalType originalType = null; if (t.equalsIgnoreCase("(")) { originalType = OriginalType.valueOf(st.nextToken()); childBuilder.as(originalType); check(st.nextToken(), ")", "original type ended by )", st); t = st.nextToken(); } if (t.equals("=")) { childBuilder.id(Integer.parseInt(st.nextToken())); t = st.nextToken(); } try { addGroupTypeFields(t, st, childBuilder); } catch (IllegalArgumentException e) { throw new IllegalArgumentException("problem reading type: type = group, name = " + name + ", original type = " + originalType, e); } childBuilder.named(name); }