Merge "[MS14] Move isPersistable to NetworkPolicy" (f421f1dd) · Commits · e / os / android_frameworks_base

core/java/android/net/NetworkPolicy.java

+28 −1

Original line number	Diff line number	Diff line
		@@ -18,8 +18,11 @@ package android.net;

		import static android.net.NetworkStats.METERED_ALL;
		import static android.net.NetworkStats.METERED_YES;
		import static android.net.NetworkTemplate.MATCH_BLUETOOTH;
		import static android.net.NetworkTemplate.MATCH_CARRIER;
		import static android.net.NetworkTemplate.MATCH_ETHERNET;
		import static android.net.NetworkTemplate.MATCH_MOBILE;
		import static android.net.NetworkTemplate.MATCH_WIFI;
		import static android.net.NetworkTemplate.SUBSCRIBER_ID_MATCH_RULE_EXACT;

		import android.annotation.NonNull;
		@@ -324,7 +327,7 @@ public class NetworkPolicy implements Parcelable, Comparable<NetworkPolicy> {

		@NonNull
		private byte[] getNetworkTemplateBytesForBackup() throws IOException {
		if (!template.isPersistable()) {
		if (!isTemplatePersistable(this.template)) {
		Log.wtf(TAG, "Trying to backup non-persistable template: " + this);
		}

		@@ -378,4 +381,28 @@ public class NetworkPolicy implements Parcelable, Comparable<NetworkPolicy> {
		"Restored network template contains unknown match rule " + matchRule, e);
		}
		}

		/**
		* Check if the template can be persisted into disk.
		*/
		public static boolean isTemplatePersistable(@NonNull NetworkTemplate template) {
		switch (template.getMatchRule()) {
		case MATCH_BLUETOOTH:
		case MATCH_ETHERNET:
		return true;
		case MATCH_CARRIER:
		case MATCH_MOBILE:
		return !template.getSubscriberIds().isEmpty();
		case MATCH_WIFI:
		if (Objects.equals(template.getWifiNetworkKey(), null)
		&& template.getSubscriberIds().isEmpty()) {
		return false;
		}
		return true;
		default:
		// Don't allow persistable for unknown types or legacy types such as
		// MATCH_MOBILE_WILDCARD, MATCH_PROXY, etc.
		return false;
		}
		}
		}

core/tests/coretests/src/android/net/NetworkPolicyTest.kt

+28 −0

Original line number	Diff line number	Diff line
		@@ -16,6 +16,10 @@

		package android.net

		import android.net.NetworkTemplate.MATCH_BLUETOOTH
		import android.net.NetworkTemplate.MATCH_ETHERNET
		import android.net.NetworkTemplate.MATCH_MOBILE
		import android.net.NetworkTemplate.MATCH_WIFI
		import android.text.format.Time.TIMEZONE_UTC
		import androidx.test.runner.AndroidJUnit4
		import org.junit.Test
		@@ -24,6 +28,8 @@ import java.io.ByteArrayInputStream
		import java.io.DataInputStream
		import java.time.ZoneId
		import kotlin.test.assertEquals
		import kotlin.test.assertFalse
		import kotlin.test.assertTrue

		private const val TEST_IMSI1 = "TESTIMSI1"
		private const val TEST_SSID1 = "TESTISSID1"
		@@ -53,4 +59,26 @@ class NetworkPolicyTest {
		val restored = NetworkPolicy.getNetworkPolicyFromBackup(stream)
		assertEquals(policy, restored)
		}

		@Test
		fun testIsTemplatePersistable() {
		listOf(MATCH_MOBILE, MATCH_WIFI).forEach {
		// Verify wildcard templates cannot be persistable.
		assertFalse(NetworkPolicy.isTemplatePersistable(NetworkTemplate.Builder(it).build()))

		// Verify mobile/wifi templates can be persistable if the Subscriber Id is supplied.
		assertTrue(NetworkPolicy.isTemplatePersistable(NetworkTemplate.Builder(it)
		.setSubscriberIds(setOf(TEST_IMSI1)).build()))
		}

		// Verify bluetooth and ethernet templates can be persistable without any other
		// field is supplied.
		listOf(MATCH_BLUETOOTH, MATCH_ETHERNET).forEach {
		assertTrue(NetworkPolicy.isTemplatePersistable(NetworkTemplate.Builder(it).build()))
		}

		// Verify wifi template can be persistable if the Wifi Network Key is supplied.
		assertTrue(NetworkPolicy.isTemplatePersistable(NetworkTemplate.Builder(MATCH_WIFI)
		.setWifiNetworkKey(TEST_SSID1).build()))
		}
		}
		No newline at end of file

packages/ConnectivityT/framework-t/src/android/net/NetworkTemplate.java

+0 −24

Original line number	Diff line number	Diff line
		@@ -559,30 +559,6 @@ public final class NetworkTemplate implements Parcelable {
		}
		}

		/**
		* Check if the template can be persisted into disk.
		*
		* @hide
		*/
		// TODO: Move to the NetworkPolicy.
		public boolean isPersistable() {
		switch (mMatchRule) {
		case MATCH_MOBILE_WILDCARD:
		case MATCH_WIFI_WILDCARD:
		return false;
		case MATCH_CARRIER:
		return mSubscriberId != null;
		case MATCH_WIFI:
		if (Objects.equals(mNetworkId, WIFI_NETWORK_KEY_ALL)
		&& mSubscriberIdMatchRule == SUBSCRIBER_ID_MATCH_RULE_ALL) {
		return false;
		}
		return true;
		default:
		return true;
		}
		}

		/**
		* Get match rule of the template. See {@code MATCH_*}.
		*/

services/core/java/com/android/server/net/NetworkPolicyManagerService.java

+2 −2

Original line number	Diff line number	Diff line
		@@ -2456,7 +2456,7 @@ public class NetworkPolicyManagerService extends INetworkPolicyManager.Stub {
		networkId, templateMeteredness, NetworkStats.ROAMING_ALL,
		NetworkStats.DEFAULT_NETWORK_ALL, NetworkTemplate.NETWORK_TYPE_ALL,
		NetworkTemplate.OEM_MANAGED_ALL, subscriberIdMatchRule);
		if (template.isPersistable()) {
		if (NetworkPolicy.isTemplatePersistable(template)) {
		mNetworkPolicy.put(template, new NetworkPolicy(template, cycleRule,
		warningBytes, limitBytes, lastWarningSnooze,
		lastLimitSnooze, metered, inferred));
		@@ -2663,7 +2663,7 @@ public class NetworkPolicyManagerService extends INetworkPolicyManager.Stub {
		for (int i = 0; i < mNetworkPolicy.size(); i++) {
		final NetworkPolicy policy = mNetworkPolicy.valueAt(i);
		final NetworkTemplate template = policy.template;
		if (!template.isPersistable()) continue;
		if (!NetworkPolicy.isTemplatePersistable(template)) continue;

		out.startTag(null, TAG_NETWORK_POLICY);
		writeIntAttribute(out, ATTR_NETWORK_TEMPLATE, template.getMatchRule());