Merge "Add VcnUnderlyingNetworkSpecifier" am: a7d23702bf (f08e1215) · Commits · e / os / android_frameworks_base

core/java/android/net/vcn/VcnUnderlyingNetworkSpecifier.java

0 → 100644

+125 −0

Original line number	Diff line number	Diff line
		/*
		* 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);
		}
		}

services/core/java/com/android/server/vcn/VcnGatewayConnection.java

+0 −2

Original line number	Diff line number	Diff line
		@@ -1710,8 +1710,6 @@ public class VcnGatewayConnection extends StateMachine {
		}
		}

		// TODO: Make a VcnNetworkSpecifier, and match all underlying subscription IDs.

		return builder.build();
		}

tests/vcn/java/android/net/vcn/VcnUnderlyingNetworkSpecifierTest.java

0 → 100644

+61 −0

Original line number	Diff line number	Diff line
		/*
		* 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 static com.android.testutils.ParcelUtils.assertParcelSane;

		import static org.junit.Assert.assertEquals;
		import static org.junit.Assert.assertTrue;

		import android.net.TelephonyNetworkSpecifier;

		import androidx.test.filters.SmallTest;
		import androidx.test.runner.AndroidJUnit4;

		import org.junit.Test;
		import org.junit.runner.RunWith;

		@RunWith(AndroidJUnit4.class)
		@SmallTest
		public class VcnUnderlyingNetworkSpecifierTest {
		private static final int[] TEST_SUB_IDS = new int[] {1, 2, 3, 5};

		@Test
		public void testGetSubIds() {
		final VcnUnderlyingNetworkSpecifier specifier =
		new VcnUnderlyingNetworkSpecifier(TEST_SUB_IDS);

		assertEquals(TEST_SUB_IDS, specifier.getSubIds());
		}

		@Test
		public void testParceling() {
		final VcnUnderlyingNetworkSpecifier specifier =
		new VcnUnderlyingNetworkSpecifier(TEST_SUB_IDS);
		assertParcelSane(specifier, 1);
		}

		@Test
		public void testCanBeSatisfiedByTelephonyNetworkSpecifier() {
		final TelephonyNetworkSpecifier telSpecifier =
		new TelephonyNetworkSpecifier(TEST_SUB_IDS[0]);

		final VcnUnderlyingNetworkSpecifier specifier =
		new VcnUnderlyingNetworkSpecifier(TEST_SUB_IDS);
		assertTrue(specifier.canBeSatisfiedBy(telSpecifier));
		}
		}