boolean (PsiBuilder b, int l) { if (!recursion_guard_(b, l, "dec_octet_4")) return false; boolean r; Marker m = enter_section_(b); r = consumeToken(b, "2"); r = r && consumeToken(b, "5"); r = r && dec_octet_4_2(b, l + 1); exit_section_(b, m, null, r); return r; }