1 /*
2  * Copyright (C) 2016 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 import java.util.function.Consumer;
18 class Transform {
sayHi(int recur, Consumer<String> c, Runnable r)19   public void sayHi(int recur, Consumer<String> c, Runnable r) {
20     c.accept("hello" + recur);
21     if (recur == 1) {
22       r.run();
23       sayHi(recur - 1, c, r);
24     } else if (recur != 0) {
25       sayHi(recur - 1, c, r);
26     }
27     c.accept("goodbye" + recur);
28   }
29 }
30