1 /*
2  * Copyright (C) 2022 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 package com.android.interactive;
18 
19 import java.util.Optional;
20 
21 /**
22  * A {@link Step} which is purely informational while some automation happens.
23  */
24 final class AutomatingStep extends Step<Nothing> {
25 
26     private final String mInstruction;
27 
AutomatingStep(String instruction)28     public AutomatingStep(String instruction) {
29         mInstruction = instruction;
30     }
31 
32     @Override
getValue()33     public Optional<Nothing> getValue() {
34         return validate(Nothing.NOTHING);
35     }
36 
37     @Override
interact()38     public void interact() {
39         show(mInstruction);
40     }
41 
42     @Override
validate(Nothing b)43     public Optional<Nothing> validate(Nothing b) {
44         return Optional.empty();
45     }
46 }
47