1 /*
2  * Copyright (C) 2021 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 android.server.biometrics;
18 
19 import android.server.biometrics.util.Utils;
20 
21 public class CredentialSession implements AutoCloseable {
22 
23     private static final String SET_PASSWORD = "locksettings set-pin 1234";
24     private static final String CLEAR_PASSWORD = "locksettings clear --old 1234";
25     private static final String VERIFY_CREDENTIAL = "locksettings verify --old 1234";
26     private static final String VERIFY_INCORRECT_CREDENTIAL = "locksettings verify --old 9999";
27 
setCredential()28     public void setCredential() {
29         Utils.executeShellCommand(SET_PASSWORD);
30     }
31 
verifyCredential()32     public void verifyCredential() {
33         Utils.executeShellCommand(VERIFY_CREDENTIAL);
34     }
35 
verifyIncorrectCredential()36     public void verifyIncorrectCredential() {
37         Utils.executeShellCommand(VERIFY_INCORRECT_CREDENTIAL);
38     }
39 
40     @Override
close()41     public void close() throws Exception {
42         Utils.executeShellCommand(CLEAR_PASSWORD);
43     }
44 }
45