1 /*
2  * Copyright (C) 2020 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.security;
18 
19 import android.os.RemoteException;
20 
21 /**
22  * This is a Producer of {@code R} that is expected to throw a {@link RemoteException}.
23  *
24  * It is used by Keystore2 service wrappers to handle and convert {@link RemoteException}
25  * and {@link android.os.ServiceSpecificException} into {@link KeyStoreException}.
26  *
27  * @hide
28  * @param <R>
29  */
30 @FunctionalInterface
31 interface CheckedRemoteRequest<R> {
execute()32     R execute() throws RemoteException;
33 }
34