1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * https://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.example;
18
19 import org.apache.commons.jexl3.annotations.NoJexl;
20
21 public class Pair {
22 public Object car;
23 public Object cdr;
24
25 @NoJexl
26 public Pair(final Object car, final Object cdr) {
27 this.car = car;
28 this.cdr = cdr;
29 }
30
31 public static Pair cons(final Number car, final Number cdr) {
32 return new Pair(car, cdr);
33 }
34
35 public static Pair cons(final Object car, final Object cdr) {
36 return new Pair(car, cdr);
37 }
38 }