1/*
2 * Copyright (C) 2015 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
17package android.security.net.config;
18
19import android.util.ArraySet;
20import java.util.Collections;
21import java.util.Set;
22
23/** @hide */
24public final class PinSet {
25    public static final PinSet EMPTY_PINSET =
26            new PinSet(Collections.<Pin>emptySet(), Long.MAX_VALUE);
27    public final long expirationTime;
28    public final Set<Pin> pins;
29
30    public PinSet(Set<Pin> pins, long expirationTime) {
31        if (pins == null) {
32            throw new NullPointerException("pins must not be null");
33        }
34        this.pins = pins;
35        this.expirationTime = expirationTime;
36    }
37
38    Set<String> getPinAlgorithms() {
39        // TODO: Cache this.
40        Set<String> algorithms = new ArraySet<String>();
41        for (Pin pin : pins) {
42            algorithms.add(pin.digestAlgorithm);
43        }
44        return algorithms;
45    }
46}
47