static L<Pair<S>> tok_typesAndNamesOfParams(L<S> tok) {
  try {
    new L<Pair<S>> out;
    for (int i = 1; i < l(tok); ) {
      S t = tok.get(i);
      if (eq(t, "final")) t = get(tok, i += 2);
      
      assertTrue(isIdentifier(t));
      i += 2;
      S type = t, name = "?";
      
      while (eq(get(tok, i), ".")) {
        type += "." + assertIdentifier(get(tok, i+2));
        i += 4;
      }
      
      // just a parameter name, no type
      if (eqOneOf(get(tok, i), null, ",")) {
        name = type; type = "?";
      } else {
        if (eq(tok.get(i), "<")) {
          int j = findEndOfTypeArgs(tok, i)-1;
          while (eq(get(tok, j), "[") && eq(get(tok, j+2), "]")) j += 4;
          type += trimJoinSubList(tok, i, j+1);
          S id = assertIdentifier(tok.get(j+2));
          i = j+2;
        }
        while (eq(get(tok, i), "[") && eq(get(tok, i+2), "]")) {
          i += 4;
          type += "[]";
        }
        name = assertIdentifier(tok.get(i));
        i += 2;
        while (eq(get(tok, i), "[") && eq(get(tok, i+2), "]")) {
          i += 4;
          type += "[]";
        }
        if (i < l(tok)) {
          assertEquals(get(tok, i), ",");
          i += 2;
        }
      }
      out.add(pair(type, name));
    }
    ret out;
  } catch e {
    print("Bad parameter declaration: " + join(tok));
    throw rethrow(e);
  }
}

static L<S> tok_typesOfParams(S s) {
  ret tok_typesOfParams(javaTok(s));
}