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> reporter, Runnable r)19   public void sayHi(int recur, Consumer<String> reporter, Runnable r) {
20     privateSayHi(recur, reporter, r);
21   }
22 
privateSayHi(int recur, Consumer<String> reporter, Runnable r)23   private void privateSayHi(int recur, Consumer<String> reporter, Runnable r) {
24     reporter.accept("hello" + recur);
25     if (recur == 1) {
26       r.run();
27       privateSayHi(recur - 1, reporter, r);
28     } else if (recur != 0) {
29       privateSayHi(recur - 1, reporter, r);
30     }
31     reporter.accept("goodbye" + recur);
32   }
33 }
34