| /* |
| * Copyright (C) 2021 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.net.vcn; |
| |
| import android.annotation.NonNull; |
| import android.net.NetworkSpecifier; |
| import android.net.TelephonyNetworkSpecifier; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.annotations.VisibleForTesting.Visibility; |
| import com.android.internal.util.ArrayUtils; |
| |
| import java.util.Arrays; |
| import java.util.Objects; |
| |
| /** |
| * NetworkSpecifier object for VCN underlying network requests. |
| * |
| * <p>This matches any underlying network with the appropriate subIds. |
| * |
| * @hide |
| */ |
| public final class VcnUnderlyingNetworkSpecifier extends NetworkSpecifier implements Parcelable { |
| @NonNull private final int[] mSubIds; |
| |
| /** |
| * Builds a new VcnUnderlyingNetworkSpecifier with the given list of subIds |
| * |
| * @hide |
| */ |
| public VcnUnderlyingNetworkSpecifier(@NonNull int[] subIds) { |
| mSubIds = Objects.requireNonNull(subIds, "subIds were null"); |
| } |
| |
| /** |
| * Retrieves the list of subIds supported by this VcnUnderlyingNetworkSpecifier |
| * |
| * @hide |
| */ |
| @NonNull |
| @VisibleForTesting(visibility = Visibility.PRIVATE) |
| public int[] getSubIds() { |
| return mSubIds; |
| } |
| |
| public static final @NonNull Creator<VcnUnderlyingNetworkSpecifier> CREATOR = |
| new Creator<VcnUnderlyingNetworkSpecifier>() { |
| @Override |
| public VcnUnderlyingNetworkSpecifier createFromParcel(Parcel in) { |
| int[] subIds = in.createIntArray(); |
| return new VcnUnderlyingNetworkSpecifier(subIds); |
| } |
| |
| @Override |
| public VcnUnderlyingNetworkSpecifier[] newArray(int size) { |
| return new VcnUnderlyingNetworkSpecifier[size]; |
| } |
| }; |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| @Override |
| public void writeToParcel(@NonNull Parcel dest, int flags) { |
| dest.writeIntArray(mSubIds); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Arrays.hashCode(mSubIds); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (!(obj instanceof VcnUnderlyingNetworkSpecifier)) { |
| return false; |
| } |
| |
| VcnUnderlyingNetworkSpecifier lhs = (VcnUnderlyingNetworkSpecifier) obj; |
| return Arrays.equals(mSubIds, lhs.mSubIds); |
| } |
| |
| @Override |
| public String toString() { |
| return new StringBuilder() |
| .append("VcnUnderlyingNetworkSpecifier [") |
| .append("mSubIds = ").append(Arrays.toString(mSubIds)) |
| .append("]") |
| .toString(); |
| } |
| |
| /** @hide */ |
| @Override |
| public boolean canBeSatisfiedBy(NetworkSpecifier other) { |
| if (other instanceof TelephonyNetworkSpecifier) { |
| return ArrayUtils.contains( |
| mSubIds, ((TelephonyNetworkSpecifier) other).getSubscriptionId()); |
| } |
| // TODO(b/180140053): Allow matching against WifiNetworkAgentSpecifier |
| |
| // MatchAllNetworkSpecifier matched in NetworkCapabilities. |
| return equals(other); |
| } |
| } |