Merge "[SP01] Add NetworkStats to system API"
diff --git a/api/system-current.txt b/api/system-current.txt
index 07a4ef4..57e50de 100755
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -4458,6 +4458,33 @@
     field public static final String PERMISSION_MAINLINE_NETWORK_STACK = "android.permission.MAINLINE_NETWORK_STACK";
   }
 
+  public final class NetworkStats implements android.os.Parcelable {
+    ctor public NetworkStats(long, int);
+    method @NonNull public android.net.NetworkStats add(@NonNull android.net.NetworkStats);
+    method @NonNull public android.net.NetworkStats addValues(@NonNull android.net.NetworkStats.Entry);
+    method public int describeContents();
+    method @NonNull public android.net.NetworkStats subtract(@NonNull android.net.NetworkStats);
+    method public void writeToParcel(@NonNull android.os.Parcel, int);
+    field @NonNull public static final android.os.Parcelable.Creator<android.net.NetworkStats> CREATOR;
+    field public static final int DEFAULT_NETWORK_NO = 0; // 0x0
+    field public static final int DEFAULT_NETWORK_YES = 1; // 0x1
+    field @Nullable public static final String IFACE_ALL;
+    field public static final String IFACE_VT = "vt_data0";
+    field public static final int METERED_NO = 0; // 0x0
+    field public static final int METERED_YES = 1; // 0x1
+    field public static final int ROAMING_NO = 0; // 0x0
+    field public static final int ROAMING_YES = 1; // 0x1
+    field public static final int SET_DEFAULT = 0; // 0x0
+    field public static final int SET_FOREGROUND = 1; // 0x1
+    field public static final int TAG_NONE = 0; // 0x0
+    field public static final int UID_ALL = -1; // 0xffffffff
+    field public static final int UID_TETHERING = -5; // 0xfffffffb
+  }
+
+  public static class NetworkStats.Entry {
+    ctor public NetworkStats.Entry(@Nullable String, int, int, int, int, int, int, long, long, long, long, long);
+  }
+
   public final class RouteInfo implements android.os.Parcelable {
     ctor public RouteInfo(@Nullable android.net.IpPrefix, @Nullable java.net.InetAddress, @Nullable String, int);
     method public int getType();
diff --git a/core/java/android/net/NetworkStats.java b/core/java/android/net/NetworkStats.java
index 45bf4d2..96d7a80 100644
--- a/core/java/android/net/NetworkStats.java
+++ b/core/java/android/net/NetworkStats.java
@@ -19,6 +19,9 @@
 import static android.os.Process.CLAT_UID;
 
 import android.annotation.NonNull;
+import android.annotation.Nullable;
+import android.annotation.SuppressLint;
+import android.annotation.SystemApi;
 import android.compat.annotation.UnsupportedAppUsage;
 import android.os.Parcel;
 import android.os.Parcelable;
@@ -48,59 +51,104 @@
  * @hide
  */
 // @NotThreadSafe
-public class NetworkStats implements Parcelable {
+@SystemApi
+public final class NetworkStats implements Parcelable {
     private static final String TAG = "NetworkStats";
+
     /** {@link #iface} value when interface details unavailable. */
-    public static final String IFACE_ALL = null;
+    @SuppressLint("CompileTimeConstant")
+    @Nullable public static final String IFACE_ALL = null;
+    /**
+     * Virtual network interface for video telephony. This is for VT data usage counting
+     * purpose.
+     */
+    public static final String IFACE_VT = "vt_data0";
+
     /** {@link #uid} value when UID details unavailable. */
     public static final int UID_ALL = -1;
-    /** {@link #tag} value matching any tag. */
+    /** Special UID value for data usage by tethering. */
+    public static final int UID_TETHERING = -5;
+
+    /**
+     * {@link #tag} value matching any tag.
+     * @hide
+     */
     // TODO: Rename TAG_ALL to TAG_ANY.
     public static final int TAG_ALL = -1;
-    /** {@link #set} value for all sets combined, not including debug sets. */
+    /**
+     * {@link #set} value for all sets combined, not including debug sets.
+     * @hide
+     */
     public static final int SET_ALL = -1;
     /** {@link #set} value where background data is accounted. */
     public static final int SET_DEFAULT = 0;
     /** {@link #set} value where foreground data is accounted. */
     public static final int SET_FOREGROUND = 1;
-    /** All {@link #set} value greater than SET_DEBUG_START are debug {@link #set} values. */
+    /**
+     * All {@link #set} value greater than SET_DEBUG_START are debug {@link #set} values.
+     * @hide
+     */
     public static final int SET_DEBUG_START = 1000;
-    /** Debug {@link #set} value when the VPN stats are moved in. */
+    /**
+     * Debug {@link #set} value when the VPN stats are moved in.
+     * @hide
+     */
     public static final int SET_DBG_VPN_IN = 1001;
-    /** Debug {@link #set} value when the VPN stats are moved out of a vpn UID. */
+    /**
+     * Debug {@link #set} value when the VPN stats are moved out of a vpn UID.
+     * @hide
+     */
     public static final int SET_DBG_VPN_OUT = 1002;
 
-    /** Include all interfaces when filtering */
-    public static final String[] INTERFACES_ALL = null;
+    /**
+     * Include all interfaces when filtering
+     * @hide
+     */
+    public @Nullable static final String[] INTERFACES_ALL = null;
 
     /** {@link #tag} value for total data across all tags. */
     // TODO: Rename TAG_NONE to TAG_ALL.
     public static final int TAG_NONE = 0;
 
-    /** {@link #metered} value to account for all metered states. */
+    /**
+     * {@link #metered} value to account for all metered states.
+     * @hide
+     */
     public static final int METERED_ALL = -1;
     /** {@link #metered} value where native, unmetered data is accounted. */
     public static final int METERED_NO = 0;
     /** {@link #metered} value where metered data is accounted. */
     public static final int METERED_YES = 1;
 
-    /** {@link #roaming} value to account for all roaming states. */
+    /**
+     * {@link #roaming} value to account for all roaming states.
+     * @hide
+     */
     public static final int ROAMING_ALL = -1;
     /** {@link #roaming} value where native, non-roaming data is accounted. */
     public static final int ROAMING_NO = 0;
     /** {@link #roaming} value where roaming data is accounted. */
     public static final int ROAMING_YES = 1;
 
-    /** {@link #onDefaultNetwork} value to account for all default network states. */
+    /**
+     * {@link #onDefaultNetwork} value to account for all default network states.
+     * @hide
+     */
     public static final int DEFAULT_NETWORK_ALL = -1;
     /** {@link #onDefaultNetwork} value to account for usage while not the default network. */
     public static final int DEFAULT_NETWORK_NO = 0;
     /** {@link #onDefaultNetwork} value to account for usage while the default network. */
     public static final int DEFAULT_NETWORK_YES = 1;
 
-    /** Denotes a request for stats at the interface level. */
+    /**
+     * Denotes a request for stats at the interface level.
+     * @hide
+     */
     public static final int STATS_PER_IFACE = 0;
-    /** Denotes a request for stats at the interface and UID level. */
+    /**
+     * Denotes a request for stats at the interface and UID level.
+     * @hide
+     */
     public static final int STATS_PER_UID = 1;
 
     private static final String CLATD_INTERFACE_PREFIX = "v4-";
@@ -144,60 +192,78 @@
     @UnsupportedAppUsage
     private long[] operations;
 
+    /** @hide */
+    @SystemApi
     public static class Entry {
+        /** @hide */
         @UnsupportedAppUsage
         public String iface;
+        /** @hide */
         @UnsupportedAppUsage
         public int uid;
+        /** @hide */
         @UnsupportedAppUsage
         public int set;
+        /** @hide */
         @UnsupportedAppUsage
         public int tag;
         /**
          * Note that this is only populated w/ the default value when read from /proc or written
          * to disk. We merge in the correct value when reporting this value to clients of
          * getSummary().
+         * @hide
          */
         public int metered;
         /**
          * Note that this is only populated w/ the default value when read from /proc or written
          * to disk. We merge in the correct value when reporting this value to clients of
          * getSummary().
+         * @hide
          */
         public int roaming;
         /**
          * Note that this is only populated w/ the default value when read from /proc or written
          * to disk. We merge in the correct value when reporting this value to clients of
          * getSummary().
+         * @hide
          */
         public int defaultNetwork;
+        /** @hide */
         @UnsupportedAppUsage
         public long rxBytes;
+        /** @hide */
         @UnsupportedAppUsage
         public long rxPackets;
+        /** @hide */
         @UnsupportedAppUsage
         public long txBytes;
+        /** @hide */
         @UnsupportedAppUsage
         public long txPackets;
+        /** @hide */
+        @UnsupportedAppUsage
         public long operations;
 
+        /** @hide */
         @UnsupportedAppUsage
         public Entry() {
             this(IFACE_ALL, UID_ALL, SET_DEFAULT, TAG_NONE, 0L, 0L, 0L, 0L, 0L);
         }
 
+        /** @hide */
         public Entry(long rxBytes, long rxPackets, long txBytes, long txPackets, long operations) {
             this(IFACE_ALL, UID_ALL, SET_DEFAULT, TAG_NONE, rxBytes, rxPackets, txBytes, txPackets,
                     operations);
         }
 
+        /** @hide */
         public Entry(String iface, int uid, int set, int tag, long rxBytes, long rxPackets,
                 long txBytes, long txPackets, long operations) {
             this(iface, uid, set, tag, METERED_NO, ROAMING_NO, DEFAULT_NETWORK_NO,
                     rxBytes, rxPackets, txBytes, txPackets, operations);
         }
 
-        public Entry(String iface, int uid, int set, int tag, int metered, int roaming,
+        public Entry(@Nullable String iface, int uid, int set, int tag, int metered, int roaming,
                  int defaultNetwork, long rxBytes, long rxPackets, long txBytes, long txPackets,
                  long operations) {
             this.iface = iface;
@@ -214,15 +280,18 @@
             this.operations = operations;
         }
 
+        /** @hide */
         public boolean isNegative() {
             return rxBytes < 0 || rxPackets < 0 || txBytes < 0 || txPackets < 0 || operations < 0;
         }
 
+        /** @hide */
         public boolean isEmpty() {
             return rxBytes == 0 && rxPackets == 0 && txBytes == 0 && txPackets == 0
                     && operations == 0;
         }
 
+        /** @hide */
         public void add(Entry another) {
             this.rxBytes += another.rxBytes;
             this.rxPackets += another.rxPackets;
@@ -249,6 +318,7 @@
             return builder.toString();
         }
 
+        /** @hide */
         @Override
         public boolean equals(Object o) {
             if (o instanceof Entry) {
@@ -262,13 +332,13 @@
             return false;
         }
 
+        /** @hide */
         @Override
         public int hashCode() {
             return Objects.hash(uid, set, tag, metered, roaming, defaultNetwork, iface);
         }
     }
 
-    @UnsupportedAppUsage
     public NetworkStats(long elapsedRealtime, int initialSize) {
         this.elapsedRealtime = elapsedRealtime;
         this.size = 0;
@@ -292,6 +362,7 @@
         }
     }
 
+    /** @hide */
     @UnsupportedAppUsage
     public NetworkStats(Parcel parcel) {
         elapsedRealtime = parcel.readLong();
@@ -312,7 +383,7 @@
     }
 
     @Override
-    public void writeToParcel(Parcel dest, int flags) {
+    public void writeToParcel(@NonNull Parcel dest, int flags) {
         dest.writeLong(elapsedRealtime);
         dest.writeInt(size);
         dest.writeInt(capacity);
@@ -330,19 +401,23 @@
         dest.writeLongArray(operations);
     }
 
+    /**
+     * @hide
+     */
     @Override
     public NetworkStats clone() {
         final NetworkStats clone = new NetworkStats(elapsedRealtime, size);
         NetworkStats.Entry entry = null;
         for (int i = 0; i < size; i++) {
             entry = getValues(i, entry);
-            clone.addValues(entry);
+            clone.addEntry(entry);
         }
         return clone;
     }
 
     /**
      * Clear all data stored in this object.
+     * @hide
      */
     public void clear() {
         this.capacity = 0;
@@ -360,25 +435,28 @@
         this.operations = EmptyArray.LONG;
     }
 
+    /** @hide */
     @VisibleForTesting
     public NetworkStats addIfaceValues(
             String iface, long rxBytes, long rxPackets, long txBytes, long txPackets) {
-        return addValues(
+        return addEntry(
                 iface, UID_ALL, SET_DEFAULT, TAG_NONE, rxBytes, rxPackets, txBytes, txPackets, 0L);
     }
 
+    /** @hide */
     @VisibleForTesting
-    public NetworkStats addValues(String iface, int uid, int set, int tag, long rxBytes,
+    public NetworkStats addEntry(String iface, int uid, int set, int tag, long rxBytes,
             long rxPackets, long txBytes, long txPackets, long operations) {
-        return addValues(new Entry(
+        return addEntry(new Entry(
                 iface, uid, set, tag, rxBytes, rxPackets, txBytes, txPackets, operations));
     }
 
+    /** @hide */
     @VisibleForTesting
-    public NetworkStats addValues(String iface, int uid, int set, int tag, int metered, int roaming,
+    public NetworkStats addEntry(String iface, int uid, int set, int tag, int metered, int roaming,
             int defaultNetwork, long rxBytes, long rxPackets, long txBytes, long txPackets,
             long operations) {
-        return addValues(new Entry(
+        return addEntry(new Entry(
                 iface, uid, set, tag, metered, roaming, defaultNetwork, rxBytes, rxPackets,
                 txBytes, txPackets, operations));
     }
@@ -386,8 +464,9 @@
     /**
      * Add new stats entry, copying from given {@link Entry}. The {@link Entry}
      * object can be recycled across multiple calls.
+     * @hide
      */
-    public NetworkStats addValues(Entry entry) {
+    public NetworkStats addEntry(Entry entry) {
         if (size >= capacity) {
             final int newLength = Math.max(size, 10) * 3 / 2;
             iface = Arrays.copyOf(iface, newLength);
@@ -428,6 +507,7 @@
 
     /**
      * Return specific stats entry.
+     * @hide
      */
     @UnsupportedAppUsage
     public Entry getValues(int i, Entry recycle) {
@@ -467,10 +547,12 @@
         operations[dest] = operations[src];
     }
 
+    /** @hide */
     public long getElapsedRealtime() {
         return elapsedRealtime;
     }
 
+    /** @hide */
     public void setElapsedRealtime(long time) {
         elapsedRealtime = time;
     }
@@ -478,21 +560,25 @@
     /**
      * Return age of this {@link NetworkStats} object with respect to
      * {@link SystemClock#elapsedRealtime()}.
+     * @hide
      */
     public long getElapsedRealtimeAge() {
         return SystemClock.elapsedRealtime() - elapsedRealtime;
     }
 
+    /** @hide */
     @UnsupportedAppUsage
     public int size() {
         return size;
     }
 
+    /** @hide */
     @VisibleForTesting
     public int internalSize() {
         return capacity;
     }
 
+    /** @hide */
     @Deprecated
     public NetworkStats combineValues(String iface, int uid, int tag, long rxBytes, long rxPackets,
             long txBytes, long txPackets, long operations) {
@@ -501,6 +587,7 @@
                 txPackets, operations);
     }
 
+    /** @hide */
     public NetworkStats combineValues(String iface, int uid, int set, int tag,
             long rxBytes, long rxPackets, long txBytes, long txPackets, long operations) {
         return combineValues(new Entry(
@@ -509,16 +596,20 @@
 
     /**
      * Combine given values with an existing row, or create a new row if
-     * {@link #findIndex(String, int, int, int, int)} is unable to find match. Can
-     * also be used to subtract values from existing rows.
+     * {@link #findIndex(String, int, int, int, int, int, int)} is unable to find match. Can
+     * also be used to subtract values from existing rows. This method mutates the referencing
+     * {@link NetworkStats} object.
+     *
+     * @param entry the {@link Entry} to combine.
+     * @return a reference to this mutated {@link NetworkStats} object.
+     * @hide
      */
-    @UnsupportedAppUsage
-    public NetworkStats combineValues(Entry entry) {
+    public @NonNull NetworkStats combineValues(@NonNull Entry entry) {
         final int i = findIndex(entry.iface, entry.uid, entry.set, entry.tag, entry.metered,
                 entry.roaming, entry.defaultNetwork);
         if (i == -1) {
             // only create new entry when positive contribution
-            addValues(entry);
+            addEntry(entry);
         } else {
             rxBytes[i] += entry.rxBytes;
             rxPackets[i] += entry.rxPackets;
@@ -530,10 +621,33 @@
     }
 
     /**
-     * Combine all values from another {@link NetworkStats} into this object.
+     * Add given values with an existing row, or create a new row if
+     * {@link #findIndex(String, int, int, int, int, int, int)} is unable to find match. Can
+     * also be used to subtract values from existing rows.
+     *
+     * @param entry the {@link Entry} to add.
+     * @return a new constructed {@link NetworkStats} object that contains the result.
      */
-    @UnsupportedAppUsage
-    public void combineAllValues(NetworkStats another) {
+    public @NonNull NetworkStats addValues(@NonNull Entry entry) {
+        return this.clone().combineValues(entry);
+    }
+
+    /**
+     * Add the given {@link NetworkStats} objects.
+     *
+     * @return the sum of two objects.
+     */
+    public @NonNull NetworkStats add(@NonNull NetworkStats another) {
+        final NetworkStats ret = this.clone();
+        ret.combineAllValues(another);
+        return ret;
+    }
+
+    /**
+     * Combine all values from another {@link NetworkStats} into this object.
+     * @hide
+     */
+    public void combineAllValues(@NonNull NetworkStats another) {
         NetworkStats.Entry entry = null;
         for (int i = 0; i < another.size; i++) {
             entry = another.getValues(i, entry);
@@ -543,6 +657,7 @@
 
     /**
      * Find first stats index that matches the requested parameters.
+     * @hide
      */
     public int findIndex(String iface, int uid, int set, int tag, int metered, int roaming,
             int defaultNetwork) {
@@ -560,6 +675,7 @@
     /**
      * Find first stats index that matches the requested parameters, starting
      * search around the hinted index as an optimization.
+     * @hide
      */
     @VisibleForTesting
     public int findIndexHinted(String iface, int uid, int set, int tag, int metered, int roaming,
@@ -589,6 +705,7 @@
      * Splice in {@link #operations} from the given {@link NetworkStats} based
      * on matching {@link #uid} and {@link #tag} rows. Ignores {@link #iface},
      * since operation counts are at data layer.
+     * @hide
      */
     public void spliceOperationsFrom(NetworkStats stats) {
         for (int i = 0; i < size; i++) {
@@ -604,6 +721,7 @@
 
     /**
      * Return list of unique interfaces known by this data structure.
+     * @hide
      */
     public String[] getUniqueIfaces() {
         final HashSet<String> ifaces = new HashSet<String>();
@@ -617,6 +735,7 @@
 
     /**
      * Return list of unique UIDs known by this data structure.
+     * @hide
      */
     @UnsupportedAppUsage
     public int[] getUniqueUids() {
@@ -636,6 +755,7 @@
     /**
      * Return total bytes represented by this snapshot object, usually used when
      * checking if a {@link #subtract(NetworkStats)} delta passes a threshold.
+     * @hide
      */
     @UnsupportedAppUsage
     public long getTotalBytes() {
@@ -645,6 +765,7 @@
 
     /**
      * Return total of all fields represented by this snapshot object.
+     * @hide
      */
     @UnsupportedAppUsage
     public Entry getTotal(Entry recycle) {
@@ -654,6 +775,7 @@
     /**
      * Return total of all fields represented by this snapshot object matching
      * the requested {@link #uid}.
+     * @hide
      */
     @UnsupportedAppUsage
     public Entry getTotal(Entry recycle, int limitUid) {
@@ -663,11 +785,13 @@
     /**
      * Return total of all fields represented by this snapshot object matching
      * the requested {@link #iface}.
+     * @hide
      */
     public Entry getTotal(Entry recycle, HashSet<String> limitIface) {
         return getTotal(recycle, limitIface, UID_ALL, false);
     }
 
+    /** @hide */
     @UnsupportedAppUsage
     public Entry getTotalIncludingTags(Entry recycle) {
         return getTotal(recycle, null, UID_ALL, true);
@@ -717,6 +841,7 @@
 
     /**
      * Fast path for battery stats.
+     * @hide
      */
     public long getTotalPackets() {
         long total = 0;
@@ -729,9 +854,12 @@
     /**
      * Subtract the given {@link NetworkStats}, effectively leaving the delta
      * between two snapshots in time. Assumes that statistics rows collect over
-     * time, and that none of them have disappeared.
+     * time, and that none of them have disappeared. This method does not mutate
+     * the referencing object.
+     *
+     * @return the delta between two objects.
      */
-    public NetworkStats subtract(NetworkStats right) {
+    public @NonNull NetworkStats subtract(@NonNull NetworkStats right) {
         return subtract(this, right, null, null);
     }
 
@@ -742,6 +870,7 @@
      * <p>
      * If counters have rolled backwards, they are clamped to {@code 0} and
      * reported to the given {@link NonMonotonicObserver}.
+     * @hide
      */
     public static <C> NetworkStats subtract(NetworkStats left, NetworkStats right,
             NonMonotonicObserver<C> observer, C cookie) {
@@ -759,6 +888,7 @@
      * If <var>recycle</var> is supplied, this NetworkStats object will be
      * reused (and returned) as the result if it is large enough to contain
      * the data.
+     * @hide
      */
     public static <C> NetworkStats subtract(NetworkStats left, NetworkStats right,
             NonMonotonicObserver<C> observer, C cookie, NetworkStats recycle) {
@@ -817,7 +947,7 @@
                 entry.operations = Math.max(entry.operations, 0);
             }
 
-            result.addValues(entry);
+            result.addEntry(entry);
         }
 
         return result;
@@ -847,6 +977,7 @@
      * @param stackedTraffic Stats with traffic stacked on top of our ifaces. Will also be mutated.
      * @param stackedIfaces Mapping ipv6if -> ipv4if interface where traffic is counted on both.
      * @param useBpfStats True if eBPF is in use.
+     * @hide
      */
     public static void apply464xlatAdjustments(NetworkStats baseTraffic,
             NetworkStats stackedTraffic, Map<String, String> stackedIfaces, boolean useBpfStats) {
@@ -899,6 +1030,7 @@
      * {@link #apply464xlatAdjustments(NetworkStats, NetworkStats, Map)} with {@code this} as
      * base and stacked traffic.
      * @param stackedIfaces Mapping ipv6if -> ipv4if interface where traffic is counted on both.
+     * @hide
      */
     public void apply464xlatAdjustments(Map<String, String> stackedIfaces, boolean useBpfStats) {
         apply464xlatAdjustments(this, this, stackedIfaces, useBpfStats);
@@ -907,6 +1039,7 @@
     /**
      * Return total statistics grouped by {@link #iface}; doesn't mutate the
      * original structure.
+     * @hide
      */
     public NetworkStats groupedByIface() {
         final NetworkStats stats = new NetworkStats(elapsedRealtime, 10);
@@ -938,6 +1071,7 @@
     /**
      * Return total statistics grouped by {@link #uid}; doesn't mutate the
      * original structure.
+     * @hide
      */
     public NetworkStats groupedByUid() {
         final NetworkStats stats = new NetworkStats(elapsedRealtime, 10);
@@ -968,6 +1102,7 @@
 
     /**
      * Remove all rows that match one of specified UIDs.
+     * @hide
      */
     public void removeUids(int[] uids) {
         int nextOutputEntry = 0;
@@ -989,6 +1124,7 @@
      * @param limitUid UID to filter for, or {@link #UID_ALL}.
      * @param limitIfaces Interfaces to filter for, or {@link #INTERFACES_ALL}.
      * @param limitTag Tag to filter for, or {@link #TAG_ALL}.
+     * @hide
      */
     public void filter(int limitUid, String[] limitIfaces, int limitTag) {
         if (limitUid == UID_ALL && limitTag == TAG_ALL && limitIfaces == INTERFACES_ALL) {
@@ -1004,6 +1140,7 @@
      * Only keep entries with {@link #set} value less than {@link #SET_DEBUG_START}.
      *
      * <p>This mutates the original structure in place.
+     * @hide
      */
     public void filterDebugEntries() {
         filter(e -> e.set < SET_DEBUG_START);
@@ -1024,6 +1161,7 @@
         size = nextOutputEntry;
     }
 
+    /** @hide */
     public void dump(String prefix, PrintWriter pw) {
         pw.print(prefix);
         pw.print("NetworkStats: elapsedRealtime="); pw.println(elapsedRealtime);
@@ -1047,6 +1185,7 @@
 
     /**
      * Return text description of {@link #set} value.
+     * @hide
      */
     public static String setToString(int set) {
         switch (set) {
@@ -1067,6 +1206,7 @@
 
     /**
      * Return text description of {@link #set} value.
+     * @hide
      */
     public static String setToCheckinString(int set) {
         switch (set) {
@@ -1087,6 +1227,7 @@
 
     /**
      * @return true if the querySet matches the dataSet.
+     * @hide
      */
     public static boolean setMatches(int querySet, int dataSet) {
         if (querySet == dataSet) {
@@ -1098,6 +1239,7 @@
 
     /**
      * Return text description of {@link #tag} value.
+     * @hide
      */
     public static String tagToString(int tag) {
         return "0x" + Integer.toHexString(tag);
@@ -1105,6 +1247,7 @@
 
     /**
      * Return text description of {@link #metered} value.
+     * @hide
      */
     public static String meteredToString(int metered) {
         switch (metered) {
@@ -1121,6 +1264,7 @@
 
     /**
      * Return text description of {@link #roaming} value.
+     * @hide
      */
     public static String roamingToString(int roaming) {
         switch (roaming) {
@@ -1137,6 +1281,7 @@
 
     /**
      * Return text description of {@link #defaultNetwork} value.
+     * @hide
      */
     public static String defaultNetworkToString(int defaultNetwork) {
         switch (defaultNetwork) {
@@ -1151,6 +1296,7 @@
         }
     }
 
+    /** @hide */
     @Override
     public String toString() {
         final CharArrayWriter writer = new CharArrayWriter();
@@ -1163,8 +1309,7 @@
         return 0;
     }
 
-    @UnsupportedAppUsage
-    public static final @android.annotation.NonNull Creator<NetworkStats> CREATOR = new Creator<NetworkStats>() {
+    public static final @NonNull Creator<NetworkStats> CREATOR = new Creator<NetworkStats>() {
         @Override
         public NetworkStats createFromParcel(Parcel in) {
             return new NetworkStats(in);
@@ -1176,6 +1321,7 @@
         }
     };
 
+    /** @hide */
     public interface NonMonotonicObserver<C> {
         public void foundNonMonotonic(
                 NetworkStats left, int leftIndex, NetworkStats right, int rightIndex, C cookie);
@@ -1195,6 +1341,7 @@
      * @param tunUid uid of the VPN application
      * @param tunIface iface of the vpn tunnel
      * @param underlyingIfaces underlying network ifaces used by the VPN application
+     * @hide
      */
     public void migrateTun(int tunUid, @NonNull String tunIface,
             @NonNull String[] underlyingIfaces) {
diff --git a/core/java/android/net/TrafficStats.java b/core/java/android/net/TrafficStats.java
index 162d6e2..8108cf0 100644
--- a/core/java/android/net/TrafficStats.java
+++ b/core/java/android/net/TrafficStats.java
@@ -89,7 +89,7 @@
      *
      * @hide
      */
-    public static final int UID_TETHERING = -5;
+    public static final int UID_TETHERING = NetworkStats.UID_TETHERING;
 
     /**
      * Tag values in this range are reserved for the network stack. The network stack is
diff --git a/core/tests/bandwidthtests/src/com/android/bandwidthtest/BandwidthTest.java b/core/tests/bandwidthtests/src/com/android/bandwidthtest/BandwidthTest.java
index 2989df8..5d42915 100644
--- a/core/tests/bandwidthtests/src/com/android/bandwidthtest/BandwidthTest.java
+++ b/core/tests/bandwidthtests/src/com/android/bandwidthtest/BandwidthTest.java
@@ -268,7 +268,7 @@
         File snd_stat = new File (root_filepath + "tcp_snd");
         int tx = BandwidthTestUtil.parseIntValueFromFile(snd_stat);
         NetworkStats stats = new NetworkStats(SystemClock.elapsedRealtime(), 1);
-        stats.addValues(NetworkStats.IFACE_ALL, uid, NetworkStats.SET_DEFAULT,
+        stats.addEntry(NetworkStats.IFACE_ALL, uid, NetworkStats.SET_DEFAULT,
                 NetworkStats.TAG_NONE, rx, 0, tx, 0, 0);
         return stats;
     }
diff --git a/core/tests/benchmarks/src/android/net/NetworkStatsBenchmark.java b/core/tests/benchmarks/src/android/net/NetworkStatsBenchmark.java
index 707d7b3..239f971 100644
--- a/core/tests/benchmarks/src/android/net/NetworkStatsBenchmark.java
+++ b/core/tests/benchmarks/src/android/net/NetworkStatsBenchmark.java
@@ -54,7 +54,7 @@
             recycle.txBytes = 150000;
             recycle.txPackets = 1500;
             recycle.operations = 0;
-            mNetworkStats.addValues(recycle);
+            mNetworkStats.addEntry(recycle);
             if (recycle.set == 1) {
                 uid++;
             }
@@ -70,7 +70,7 @@
             recycle.txBytes = 180000 * mSize;
             recycle.txPackets = 1200 * mSize;
             recycle.operations = 0;
-            mNetworkStats.addValues(recycle);
+            mNetworkStats.addEntry(recycle);
         }
     }
 
diff --git a/packages/Tethering/src/com/android/server/connectivity/tethering/OffloadController.java b/packages/Tethering/src/com/android/server/connectivity/tethering/OffloadController.java
index 38fa91e..ce7c2a6 100644
--- a/packages/Tethering/src/com/android/server/connectivity/tethering/OffloadController.java
+++ b/packages/Tethering/src/com/android/server/connectivity/tethering/OffloadController.java
@@ -279,7 +279,7 @@
                 entry.iface = kv.getKey();
                 entry.rxBytes = value.rxBytes;
                 entry.txBytes = value.txBytes;
-                stats.addValues(entry);
+                stats.addEntry(entry);
             }
 
             return stats;
diff --git a/services/core/java/com/android/server/net/NetworkStatsFactory.java b/services/core/java/com/android/server/net/NetworkStatsFactory.java
index 3ca1803..22b01be 100644
--- a/services/core/java/com/android/server/net/NetworkStatsFactory.java
+++ b/services/core/java/com/android/server/net/NetworkStatsFactory.java
@@ -229,7 +229,7 @@
                     entry.txPackets += reader.nextLong();
                 }
 
-                stats.addValues(entry);
+                stats.addEntry(entry);
                 reader.finishLine();
             }
         } catch (NullPointerException|NumberFormatException e) {
@@ -279,7 +279,7 @@
                 entry.txBytes = reader.nextLong();
                 entry.txPackets = reader.nextLong();
 
-                stats.addValues(entry);
+                stats.addEntry(entry);
                 reader.finishLine();
             }
         } catch (NullPointerException|NumberFormatException e) {
@@ -439,7 +439,7 @@
                 if ((limitIfaces == null || ArrayUtils.contains(limitIfaces, entry.iface))
                         && (limitUid == UID_ALL || limitUid == entry.uid)
                         && (limitTag == TAG_ALL || limitTag == entry.tag)) {
-                    stats.addValues(entry);
+                    stats.addEntry(entry);
                 }
 
                 reader.finishLine();
diff --git a/services/core/java/com/android/server/net/NetworkStatsService.java b/services/core/java/com/android/server/net/NetworkStatsService.java
index a41fb7d..a80fc05 100644
--- a/services/core/java/com/android/server/net/NetworkStatsService.java
+++ b/services/core/java/com/android/server/net/NetworkStatsService.java
@@ -27,6 +27,7 @@
 import static android.net.NetworkStack.checkNetworkStackPermission;
 import static android.net.NetworkStats.DEFAULT_NETWORK_ALL;
 import static android.net.NetworkStats.IFACE_ALL;
+import static android.net.NetworkStats.IFACE_VT;
 import static android.net.NetworkStats.INTERFACES_ALL;
 import static android.net.NetworkStats.METERED_ALL;
 import static android.net.NetworkStats.ROAMING_ALL;
@@ -211,7 +212,8 @@
     /**
      * Virtual network interface for video telephony. This is for VT data usage counting purpose.
      */
-    public static final String VT_INTERFACE = "vt_data0";
+    // TODO: Remove this after no one is using it.
+    public static final String VT_INTERFACE = NetworkStats.IFACE_VT;
 
     /**
      * Settings that can be changed externally.
@@ -712,7 +714,7 @@
         final NetworkStatsHistory.Entry entry = history.getValues(start, end, now, null);
 
         final NetworkStats stats = new NetworkStats(end - start, 1);
-        stats.addValues(new NetworkStats.Entry(IFACE_ALL, UID_ALL, SET_ALL, TAG_NONE,
+        stats.addEntry(new NetworkStats.Entry(IFACE_ALL, UID_ALL, SET_ALL, TAG_NONE,
                 METERED_ALL, ROAMING_ALL, DEFAULT_NETWORK_ALL, entry.rxBytes, entry.rxPackets,
                 entry.txBytes, entry.txPackets, entry.operations));
         return stats;
@@ -1179,8 +1181,8 @@
                                 ident.getSubType(), ident.getSubscriberId(), ident.getNetworkId(),
                                 ident.getRoaming(), true /* metered */,
                                 true /* onDefaultNetwork */);
-                        findOrCreateNetworkIdentitySet(mActiveIfaces, VT_INTERFACE).add(vtIdent);
-                        findOrCreateNetworkIdentitySet(mActiveUidIfaces, VT_INTERFACE).add(vtIdent);
+                        findOrCreateNetworkIdentitySet(mActiveIfaces, IFACE_VT).add(vtIdent);
+                        findOrCreateNetworkIdentitySet(mActiveUidIfaces, IFACE_VT).add(vtIdent);
                     }
 
                     if (isMobile) {
diff --git a/services/tests/servicestests/src/com/android/server/net/NetworkPolicyManagerServiceTest.java b/services/tests/servicestests/src/com/android/server/net/NetworkPolicyManagerServiceTest.java
index 7e08d95..8dfd6a4 100644
--- a/services/tests/servicestests/src/com/android/server/net/NetworkPolicyManagerServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/net/NetworkPolicyManagerServiceTest.java
@@ -1197,11 +1197,11 @@
             history.recordData(start, end,
                     new NetworkStats.Entry(DataUnit.MEGABYTES.toBytes(1440), 0L, 0L, 0L, 0));
             stats.clear();
-            stats.addValues(IFACE_ALL, UID_A, SET_ALL, TAG_ALL,
+            stats.addEntry(IFACE_ALL, UID_A, SET_ALL, TAG_ALL,
                     DataUnit.MEGABYTES.toBytes(480), 0, 0, 0, 0);
-            stats.addValues(IFACE_ALL, UID_B, SET_ALL, TAG_ALL,
+            stats.addEntry(IFACE_ALL, UID_B, SET_ALL, TAG_ALL,
                     DataUnit.MEGABYTES.toBytes(480), 0, 0, 0, 0);
-            stats.addValues(IFACE_ALL, UID_C, SET_ALL, TAG_ALL,
+            stats.addEntry(IFACE_ALL, UID_C, SET_ALL, TAG_ALL,
                     DataUnit.MEGABYTES.toBytes(480), 0, 0, 0, 0);
 
             reset(mNotifManager);
@@ -1225,9 +1225,9 @@
             history.recordData(start, end,
                     new NetworkStats.Entry(DataUnit.MEGABYTES.toBytes(1440), 0L, 0L, 0L, 0));
             stats.clear();
-            stats.addValues(IFACE_ALL, UID_A, SET_ALL, TAG_ALL,
+            stats.addEntry(IFACE_ALL, UID_A, SET_ALL, TAG_ALL,
                     DataUnit.MEGABYTES.toBytes(960), 0, 0, 0, 0);
-            stats.addValues(IFACE_ALL, UID_B, SET_ALL, TAG_ALL,
+            stats.addEntry(IFACE_ALL, UID_B, SET_ALL, TAG_ALL,
                     DataUnit.MEGABYTES.toBytes(480), 0, 0, 0, 0);
 
             reset(mNotifManager);
diff --git a/tests/net/java/android/net/NetworkStatsTest.java b/tests/net/java/android/net/NetworkStatsTest.java
index c16a0f4..33d77d2 100644
--- a/tests/net/java/android/net/NetworkStatsTest.java
+++ b/tests/net/java/android/net/NetworkStatsTest.java
@@ -64,15 +64,15 @@
     @Test
     public void testFindIndex() throws Exception {
         final NetworkStats stats = new NetworkStats(TEST_START, 5)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 1024L, 8L, 0L, 0L, 10)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 0L, 0L, 1024L, 8L, 11)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 0L, 0L, 1024L, 8L, 11)
-                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 1024L, 8L, 1024L, 8L, 12)
-                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES,
+                .addEntry(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES,
                         DEFAULT_NETWORK_YES, 1024L, 8L, 1024L, 8L, 12);
 
         assertEquals(4, stats.findIndex(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_YES,
@@ -94,21 +94,21 @@
     @Test
     public void testFindIndexHinted() {
         final NetworkStats stats = new NetworkStats(TEST_START, 3)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 1024L, 8L, 0L, 0L, 10)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 0L, 0L, 1024L, 8L, 11)
-                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 1024L, 8L, 1024L, 8L, 12)
-                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 1024L, 8L, 0L, 0L, 10)
-                .addValues(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 0L, 0L, 1024L, 8L, 11)
-                .addValues(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D, METERED_YES, ROAMING_NO,
+                .addEntry(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D, METERED_YES, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 0L, 0L, 1024L, 8L, 11)
-                .addValues(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 1024L, 8L, 1024L, 8L, 12)
-                .addValues(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES,
+                .addEntry(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES,
                         DEFAULT_NETWORK_NO, 1024L, 8L, 1024L, 8L, 12);
 
         // verify that we correctly find across regardless of hinting
@@ -143,27 +143,27 @@
         assertEquals(0, stats.size());
         assertEquals(4, stats.internalSize());
 
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+        stats.addEntry(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 DEFAULT_NETWORK_YES, 1L, 1L, 2L, 2L, 3);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+        stats.addEntry(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 DEFAULT_NETWORK_NO, 2L, 2L, 2L, 2L, 4);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
+        stats.addEntry(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
                 DEFAULT_NETWORK_YES, 3L, 3L, 2L, 2L, 5);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES,
+        stats.addEntry(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES,
                 DEFAULT_NETWORK_NO, 3L, 3L, 2L, 2L, 5);
 
         assertEquals(4, stats.size());
         assertEquals(4, stats.internalSize());
 
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+        stats.addEntry(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 DEFAULT_NETWORK_NO, 4L, 40L, 4L, 40L, 7);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+        stats.addEntry(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 DEFAULT_NETWORK_YES, 5L, 50L, 4L, 40L, 8);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+        stats.addEntry(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 DEFAULT_NETWORK_NO, 6L, 60L, 5L, 50L, 10);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
+        stats.addEntry(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
                 DEFAULT_NETWORK_YES, 7L, 70L, 5L, 50L, 11);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES,
+        stats.addEntry(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES,
                 DEFAULT_NETWORK_NO, 7L, 70L, 5L, 50L, 11);
 
         assertEquals(9, stats.size());
@@ -193,8 +193,8 @@
     public void testCombineExisting() throws Exception {
         final NetworkStats stats = new NetworkStats(TEST_START, 10);
 
-        stats.addValues(TEST_IFACE, 1001, SET_DEFAULT, TAG_NONE, 512L, 4L, 256L, 2L, 10);
-        stats.addValues(TEST_IFACE, 1001, SET_DEFAULT, 0xff, 128L, 1L, 128L, 1L, 2);
+        stats.addEntry(TEST_IFACE, 1001, SET_DEFAULT, TAG_NONE, 512L, 4L, 256L, 2L, 10);
+        stats.addEntry(TEST_IFACE, 1001, SET_DEFAULT, 0xff, 128L, 1L, 128L, 1L, 2);
         stats.combineValues(TEST_IFACE, 1001, SET_DEFAULT, TAG_NONE, -128L, -1L,
                 -128L, -1L, -1);
 
@@ -215,12 +215,12 @@
     @Test
     public void testSubtractIdenticalData() throws Exception {
         final NetworkStats before = new NetworkStats(TEST_START, 2)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12);
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12);
 
         final NetworkStats after = new NetworkStats(TEST_START, 2)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12);
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12);
 
         final NetworkStats result = after.subtract(before);
 
@@ -234,12 +234,12 @@
     @Test
     public void testSubtractIdenticalRows() throws Exception {
         final NetworkStats before = new NetworkStats(TEST_START, 2)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12);
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12);
 
         final NetworkStats after = new NetworkStats(TEST_START, 2)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1025L, 9L, 2L, 1L, 15)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 3L, 1L, 1028L, 9L, 20);
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1025L, 9L, 2L, 1L, 15)
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 3L, 1L, 1028L, 9L, 20);
 
         final NetworkStats result = after.subtract(before);
 
@@ -253,13 +253,13 @@
     @Test
     public void testSubtractNewRows() throws Exception {
         final NetworkStats before = new NetworkStats(TEST_START, 2)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12);
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12);
 
         final NetworkStats after = new NetworkStats(TEST_START, 3)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12)
-                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 20);
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12)
+                .addEntry(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 20);
 
         final NetworkStats result = after.subtract(before);
 
@@ -275,11 +275,11 @@
     @Test
     public void testSubtractMissingRows() throws Exception {
         final NetworkStats before = new NetworkStats(TEST_START, 2)
-                .addValues(TEST_IFACE, UID_ALL, SET_DEFAULT, TAG_NONE, 1024L, 0L, 0L, 0L, 0)
-                .addValues(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, 2048L, 0L, 0L, 0L, 0);
+                .addEntry(TEST_IFACE, UID_ALL, SET_DEFAULT, TAG_NONE, 1024L, 0L, 0L, 0L, 0)
+                .addEntry(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, 2048L, 0L, 0L, 0L, 0);
 
         final NetworkStats after = new NetworkStats(TEST_START, 1)
-                .addValues(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, 2049L, 2L, 3L, 4L, 0);
+                .addEntry(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, 2049L, 2L, 3L, 4L, 0);
 
         final NetworkStats result = after.subtract(before);
 
@@ -293,40 +293,40 @@
     @Test
     public void testTotalBytes() throws Exception {
         final NetworkStats iface = new NetworkStats(TEST_START, 2)
-                .addValues(TEST_IFACE, UID_ALL, SET_DEFAULT, TAG_NONE, 128L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, 256L, 0L, 0L, 0L, 0L);
+                .addEntry(TEST_IFACE, UID_ALL, SET_DEFAULT, TAG_NONE, 128L, 0L, 0L, 0L, 0L)
+                .addEntry(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, 256L, 0L, 0L, 0L, 0L);
         assertEquals(384L, iface.getTotalBytes());
 
         final NetworkStats uidSet = new NetworkStats(TEST_START, 3)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 32L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 32L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_FOREGROUND, TAG_NONE, 32L, 0L, 0L, 0L, 0L);
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 32L, 0L, 0L, 0L, 0L)
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 32L, 0L, 0L, 0L, 0L)
+                .addEntry(TEST_IFACE, 101, SET_FOREGROUND, TAG_NONE, 32L, 0L, 0L, 0L, 0L);
         assertEquals(96L, uidSet.getTotalBytes());
 
         final NetworkStats uidTag = new NetworkStats(TEST_START, 6)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 16L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 16L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, 8L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, 16L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 16L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, 8L, 0L, 0L, 0L, 0L);
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 16L, 0L, 0L, 0L, 0L)
+                .addEntry(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 16L, 0L, 0L, 0L, 0L)
+                .addEntry(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, 8L, 0L, 0L, 0L, 0L)
+                .addEntry(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, 16L, 0L, 0L, 0L, 0L)
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 16L, 0L, 0L, 0L, 0L)
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, 8L, 0L, 0L, 0L, 0L);
         assertEquals(64L, uidTag.getTotalBytes());
 
         final NetworkStats uidMetered = new NetworkStats(TEST_START, 3)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 32L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 32L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 32L, 0L, 0L, 0L, 0L);
         assertEquals(96L, uidMetered.getTotalBytes());
 
         final NetworkStats uidRoaming = new NetworkStats(TEST_START, 3)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 32L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 32L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
                         DEFAULT_NETWORK_YES, 32L, 0L, 0L, 0L, 0L);
         assertEquals(96L, uidRoaming.getTotalBytes());
     }
@@ -343,11 +343,11 @@
     @Test
     public void testGroupedByIfaceAll() throws Exception {
         final NetworkStats uidStats = new NetworkStats(TEST_START, 3)
-                .addValues(IFACE_ALL, 100, SET_ALL, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(IFACE_ALL, 100, SET_ALL, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 128L, 8L, 0L, 2L, 20L)
-                .addValues(IFACE_ALL, 101, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_NO,
+                .addEntry(IFACE_ALL, 101, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 128L, 8L, 0L, 2L, 20L)
-                .addValues(IFACE_ALL, 101, SET_ALL, TAG_NONE, METERED_NO, ROAMING_YES,
+                .addEntry(IFACE_ALL, 101, SET_ALL, TAG_NONE, METERED_NO, ROAMING_YES,
                         DEFAULT_NETWORK_YES, 128L, 8L, 0L, 2L, 20L);
         final NetworkStats grouped = uidStats.groupedByIface();
 
@@ -361,19 +361,19 @@
     @Test
     public void testGroupedByIface() throws Exception {
         final NetworkStats uidStats = new NetworkStats(TEST_START, 7)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 128L, 8L, 0L, 2L, 20L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 512L, 32L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 64L, 4L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 512L, 32L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 128L, 8L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, METERED_YES, ROAMING_NO,
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, METERED_YES, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 128L, 8L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
                         DEFAULT_NETWORK_YES, 128L, 8L, 0L, 0L, 0L);
 
         final NetworkStats grouped = uidStats.groupedByIface();
@@ -390,19 +390,19 @@
     @Test
     public void testAddAllValues() {
         final NetworkStats first = new NetworkStats(TEST_START, 5)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 32L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 32L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_YES,
+                .addEntry(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_YES,
                         DEFAULT_NETWORK_YES, 32L, 0L, 0L, 0L, 0L);
 
         final NetworkStats second = new NetworkStats(TEST_START, 2)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 32L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 32L, 0L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_YES,
+                .addEntry(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_YES,
                         DEFAULT_NETWORK_YES, 32L, 0L, 0L, 0L, 0L);
 
         first.combineAllValues(second);
@@ -421,19 +421,19 @@
     @Test
     public void testGetTotal() {
         final NetworkStats stats = new NetworkStats(TEST_START, 7)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 128L, 8L, 0L, 2L, 20L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 512L, 32L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 64L, 4L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 512L,32L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 128L, 8L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, 128L, 8L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
                         DEFAULT_NETWORK_NO, 128L, 8L, 0L, 0L, 0L);
 
         assertValues(stats.getTotal(null), 1408L, 88L, 0L, 2L, 20L);
@@ -459,7 +459,7 @@
         assertEquals(0, after.size());
 
         // Test 1 item stats.
-        before.addValues(TEST_IFACE, 99, SET_DEFAULT, TAG_NONE, 1L, 128L, 0L, 2L, 20L);
+        before.addEntry(TEST_IFACE, 99, SET_DEFAULT, TAG_NONE, 1L, 128L, 0L, 2L, 20L);
         after = before.clone();
         after.removeUids(new int[0]);
         assertEquals(1, after.size());
@@ -469,12 +469,12 @@
         assertEquals(0, after.size());
 
         // Append remaining test items.
-        before.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 2L, 64L, 0L, 2L, 20L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 4L, 32L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, 8L, 16L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, 16L, 8L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 32L, 4L, 0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, 64L, 2L, 0L, 0L, 0L);
+        before.addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 2L, 64L, 0L, 2L, 20L)
+                .addEntry(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 4L, 32L, 0L, 0L, 0L)
+                .addEntry(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, 8L, 16L, 0L, 0L, 0L)
+                .addEntry(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, 16L, 8L, 0L, 0L, 0L)
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 32L, 4L, 0L, 0L, 0L)
+                .addEntry(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, 64L, 2L, 0L, 0L, 0L);
         assertEquals(7, before.size());
 
         // Test remove with empty uid list.
@@ -505,12 +505,12 @@
     @Test
     public void testClone() throws Exception {
         final NetworkStats original = new NetworkStats(TEST_START, 5)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 2L, 20L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 512L, 32L, 0L, 0L, 0L);
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 2L, 20L)
+                .addEntry(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 512L, 32L, 0L, 0L, 0L);
 
         // make clone and mutate original
         final NetworkStats clone = original.clone();
-        original.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 0L, 0L);
+        original.addEntry(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 0L, 0L);
 
         assertEquals(3, original.size());
         assertEquals(2, clone.size());
@@ -523,8 +523,8 @@
     public void testAddWhenEmpty() throws Exception {
         final NetworkStats red = new NetworkStats(TEST_START, -1);
         final NetworkStats blue = new NetworkStats(TEST_START, 5)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 2L, 20L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 512L, 32L, 0L, 0L, 0L);
+                .addEntry(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 2L, 20L)
+                .addEntry(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 512L, 32L, 0L, 0L, 0L);
 
         // We're mostly checking that we don't crash
         red.combineAllValues(blue);
@@ -537,39 +537,39 @@
         final String underlyingIface = "wlan0";
         final int testTag1 = 8888;
         NetworkStats delta = new NetworkStats(TEST_START, 17)
-            .addValues(tunIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 39605L, 46L, 12259L, 55L, 0L)
-            .addValues(tunIface, 10100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 0L, 0L, 0L, 0L, 0L)
-            .addValues(tunIface, 10120, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 72667L, 197L, 43909L, 241L, 0L)
-            .addValues(tunIface, 10120, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 9297L, 17L, 4128L, 21L, 0L)
-            // VPN package also uses some traffic through unprotected network.
-            .addValues(tunIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 4983L, 10L, 1801L, 12L, 0L)
-            .addValues(tunIface, tunUid, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 0L, 0L, 0L, 0L, 0L)
-            // Tag entries
-            .addValues(tunIface, 10120, SET_DEFAULT, testTag1, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 21691L, 41L, 13820L, 51L, 0L)
-            .addValues(tunIface, 10120, SET_FOREGROUND, testTag1, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 1281L, 2L, 665L, 2L, 0L)
-            // Irrelevant entries
-            .addValues(TEST_IFACE, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 1685L, 5L, 2070L, 6L, 0L)
-            // Underlying Iface entries
-            .addValues(underlyingIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 5178L, 8L, 2139L, 11L, 0L)
-            .addValues(underlyingIface, 10100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 0L, 0L, 0L, 0L, 0L)
-            .addValues(underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 149873L, 287L, 59217L /* smaller than sum(tun0) */,
-                    299L /* smaller than sum(tun0) */, 0L)
-            .addValues(underlyingIface, tunUid, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 0L, 0L, 0L, 0L, 0L);
+                .addEntry(tunIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 39605L, 46L, 12259L, 55L, 0L)
+                .addEntry(tunIface, 10100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 0L, 0L, 0L, 0L, 0L)
+                .addEntry(tunIface, 10120, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 72667L, 197L, 43909L, 241L, 0L)
+                .addEntry(tunIface, 10120, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 9297L, 17L, 4128L, 21L, 0L)
+                // VPN package also uses some traffic through unprotected network.
+                .addEntry(tunIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 4983L, 10L, 1801L, 12L, 0L)
+                .addEntry(tunIface, tunUid, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 0L, 0L, 0L, 0L, 0L)
+                // Tag entries
+                .addEntry(tunIface, 10120, SET_DEFAULT, testTag1, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 21691L, 41L, 13820L, 51L, 0L)
+                .addEntry(tunIface, 10120, SET_FOREGROUND, testTag1, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 1281L, 2L, 665L, 2L, 0L)
+                // Irrelevant entries
+                .addEntry(TEST_IFACE, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 1685L, 5L, 2070L, 6L, 0L)
+                // Underlying Iface entries
+                .addEntry(underlyingIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 5178L, 8L, 2139L, 11L, 0L)
+                .addEntry(underlyingIface, 10100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 0L, 0L, 0L, 0L, 0L)
+                .addEntry(underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 149873L, 287L, 59217L /* smaller than sum(tun0) */,
+                        299L /* smaller than sum(tun0) */, 0L)
+                .addEntry(underlyingIface, tunUid, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 0L, 0L, 0L, 0L, 0L);
 
-        delta.migrateTun(tunUid, tunIface, new String[] {underlyingIface});
+        delta.migrateTun(tunUid, tunIface, new String[]{underlyingIface});
         assertEquals(20, delta.size());
 
         // tunIface and TEST_IFACE entries are not changed.
@@ -634,21 +634,21 @@
         final String tunIface = "tun0";
         final String underlyingIface = "wlan0";
         NetworkStats delta = new NetworkStats(TEST_START, 9)
-            // 2 different apps sent/receive data via tun0.
-            .addValues(tunIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 50000L, 25L, 100000L, 50L, 0L)
-            .addValues(tunIface, 20100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 500L, 2L, 200L, 5L, 0L)
-            // VPN package resends data through the tunnel (with exaggerated overhead)
-            .addValues(tunIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 240000, 100L, 120000L, 60L, 0L)
-            // 1 app already has some traffic on the underlying interface, the other doesn't yet
-            .addValues(underlyingIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO, 1000L, 10L, 2000L, 20L, 0L)
-            // Traffic through the underlying interface via the vpn app.
-            // This test should redistribute this data correctly.
-            .addValues(underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
-                    DEFAULT_NETWORK_NO,  75500L, 37L, 130000L, 70L, 0L);
+                // 2 different apps sent/receive data via tun0.
+                .addEntry(tunIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 50000L, 25L, 100000L, 50L, 0L)
+                .addEntry(tunIface, 20100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 500L, 2L, 200L, 5L, 0L)
+                // VPN package resends data through the tunnel (with exaggerated overhead)
+                .addEntry(tunIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 240000, 100L, 120000L, 60L, 0L)
+                // 1 app already has some traffic on the underlying interface, the other doesn't yet
+                .addEntry(underlyingIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 1000L, 10L, 2000L, 20L, 0L)
+                // Traffic through the underlying interface via the vpn app.
+                // This test should redistribute this data correctly.
+                .addEntry(underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                        DEFAULT_NETWORK_NO, 75500L, 37L, 130000L, 70L, 0L);
 
         delta.migrateTun(tunUid, tunIface, new String[]{underlyingIface});
         assertEquals(9, delta.size());
@@ -697,9 +697,9 @@
                 DEFAULT_NETWORK_NO, 50000L, 25L, 100000L, 50L, 0L);
 
         NetworkStats stats = new NetworkStats(TEST_START, 3)
-                .addValues(entry1)
-                .addValues(entry2)
-                .addValues(entry3);
+                .addEntry(entry1)
+                .addEntry(entry2)
+                .addEntry(entry3);
 
         stats.filter(UID_ALL, INTERFACES_ALL, TAG_ALL);
         assertEquals(3, stats.size());
@@ -724,9 +724,9 @@
                 DEFAULT_NETWORK_NO, 50000L, 25L, 100000L, 50L, 0L);
 
         NetworkStats stats = new NetworkStats(TEST_START, 3)
-                .addValues(entry1)
-                .addValues(entry2)
-                .addValues(entry3);
+                .addEntry(entry1)
+                .addEntry(entry2)
+                .addEntry(entry3);
 
         stats.filter(testUid, INTERFACES_ALL, TAG_ALL);
         assertEquals(2, stats.size());
@@ -755,10 +755,10 @@
                 DEFAULT_NETWORK_NO, 50000L, 25L, 100000L, 50L, 0L);
 
         NetworkStats stats = new NetworkStats(TEST_START, 4)
-                .addValues(entry1)
-                .addValues(entry2)
-                .addValues(entry3)
-                .addValues(entry4);
+                .addEntry(entry1)
+                .addEntry(entry2)
+                .addEntry(entry3)
+                .addEntry(entry4);
 
         stats.filter(UID_ALL, new String[] { testIf1, testIf2 }, TAG_ALL);
         assertEquals(3, stats.size());
@@ -778,8 +778,8 @@
                 DEFAULT_NETWORK_NO, 50000L, 25L, 100000L, 50L, 0L);
 
         NetworkStats stats = new NetworkStats(TEST_START, 3)
-                .addValues(entry1)
-                .addValues(entry2);
+                .addEntry(entry1)
+                .addEntry(entry2);
 
         stats.filter(UID_ALL, new String[] { }, TAG_ALL);
         assertEquals(0, stats.size());
@@ -802,9 +802,9 @@
                 DEFAULT_NETWORK_NO, 50000L, 25L, 100000L, 50L, 0L);
 
         NetworkStats stats = new NetworkStats(TEST_START, 3)
-                .addValues(entry1)
-                .addValues(entry2)
-                .addValues(entry3);
+                .addEntry(entry1)
+                .addEntry(entry2)
+                .addEntry(entry3);
 
         stats.filter(UID_ALL, INTERFACES_ALL, testTag);
         assertEquals(2, stats.size());
@@ -831,10 +831,10 @@
                 DEFAULT_NETWORK_NO, 50000L, 25L, 100000L, 50L, 0L);
 
         NetworkStats stats = new NetworkStats(TEST_START, 4)
-                .addValues(entry1)
-                .addValues(entry2)
-                .addValues(entry3)
-                .addValues(entry4);
+                .addEntry(entry1)
+                .addEntry(entry2)
+                .addEntry(entry3)
+                .addEntry(entry4);
 
         stats.filterDebugEntries();
 
@@ -891,14 +891,14 @@
                 0 /* operations */);
 
         final NetworkStats statsXt = new NetworkStats(TEST_START, 3)
-                .addValues(appEntry)
-                .addValues(xtRootUidEntry)
-                .addValues(otherEntry);
+                .addEntry(appEntry)
+                .addEntry(xtRootUidEntry)
+                .addEntry(otherEntry);
 
         final NetworkStats statsEbpf = new NetworkStats(TEST_START, 3)
-                .addValues(appEntry)
-                .addValues(ebpfRootUidEntry)
-                .addValues(otherEntry);
+                .addEntry(appEntry)
+                .addEntry(ebpfRootUidEntry)
+                .addEntry(otherEntry);
 
         statsXt.apply464xlatAdjustments(stackedIface, false);
         statsEbpf.apply464xlatAdjustments(stackedIface, true);
@@ -945,8 +945,8 @@
                 0 /* operations */);
 
         NetworkStats stats = new NetworkStats(TEST_START, 2)
-                .addValues(firstEntry)
-                .addValues(secondEntry);
+                .addEntry(firstEntry)
+                .addEntry(secondEntry);
 
         // Empty map: no adjustment
         stats.apply464xlatAdjustments(new ArrayMap<>(), false);
diff --git a/tests/net/java/com/android/server/net/NetworkStatsObserversTest.java b/tests/net/java/com/android/server/net/NetworkStatsObserversTest.java
index c0f9dc1..f0e5774 100644
--- a/tests/net/java/com/android/server/net/NetworkStatsObserversTest.java
+++ b/tests/net/java/com/android/server/net/NetworkStatsObserversTest.java
@@ -326,14 +326,14 @@
         // Baseline
         NetworkStats xtSnapshot = null;
         NetworkStats uidSnapshot = new NetworkStats(TEST_START, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces, TEST_START);
 
         // Delta
         uidSnapshot = new NetworkStats(TEST_START + 2 * MINUTE_IN_MILLIS, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, BASE_BYTES + THRESHOLD_BYTES, 2L,
                         BASE_BYTES + THRESHOLD_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
@@ -359,14 +359,14 @@
         // Baseline
         NetworkStats xtSnapshot = null;
         NetworkStats uidSnapshot = new NetworkStats(TEST_START, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces, TEST_START);
 
         // Delta
         uidSnapshot = new NetworkStats(TEST_START + 2 * MINUTE_IN_MILLIS, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_NO, BASE_BYTES + THRESHOLD_BYTES, 2L,
                         BASE_BYTES + THRESHOLD_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
@@ -391,14 +391,14 @@
         // Baseline
         NetworkStats xtSnapshot = null;
         NetworkStats uidSnapshot = new NetworkStats(TEST_START, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces, TEST_START);
 
         // Delta
         uidSnapshot = new NetworkStats(TEST_START + 2 * MINUTE_IN_MILLIS, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, BASE_BYTES + THRESHOLD_BYTES, 2L,
                         BASE_BYTES + THRESHOLD_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
@@ -424,14 +424,14 @@
         // Baseline
         NetworkStats xtSnapshot = null;
         NetworkStats uidSnapshot = new NetworkStats(TEST_START, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_ANOTHER_USER, SET_DEFAULT, TAG_NONE, METERED_NO,
+                .addEntry(TEST_IFACE, UID_ANOTHER_USER, SET_DEFAULT, TAG_NONE, METERED_NO,
                         ROAMING_NO, DEFAULT_NETWORK_YES, BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces, TEST_START);
 
         // Delta
         uidSnapshot = new NetworkStats(TEST_START + 2 * MINUTE_IN_MILLIS, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_ANOTHER_USER, SET_DEFAULT, TAG_NONE, METERED_NO,
+                .addEntry(TEST_IFACE, UID_ANOTHER_USER, SET_DEFAULT, TAG_NONE, METERED_NO,
                         ROAMING_NO, DEFAULT_NETWORK_NO, BASE_BYTES + THRESHOLD_BYTES, 2L,
                         BASE_BYTES + THRESHOLD_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
diff --git a/tests/net/java/com/android/server/net/NetworkStatsServiceTest.java b/tests/net/java/com/android/server/net/NetworkStatsServiceTest.java
index 4d42a61..6de068e 100644
--- a/tests/net/java/com/android/server/net/NetworkStatsServiceTest.java
+++ b/tests/net/java/com/android/server/net/NetworkStatsServiceTest.java
@@ -298,11 +298,11 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 1024L, 8L, 2048L, 16L));
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 2)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 512L, 4L, 256L, 2L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xFAAD, 256L, 2L, 128L, 1L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_FOREGROUND, TAG_NONE, 512L, 4L, 256L, 2L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_FOREGROUND, 0xFAAD, 256L, 2L, 128L, 1L, 0L)
-                .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 128L, 1L, 128L, 1L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 512L, 4L, 256L, 2L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xFAAD, 256L, 2L, 128L, 1L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_FOREGROUND, TAG_NONE, 512L, 4L, 256L, 2L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_FOREGROUND, 0xFAAD, 256L, 2L, 128L, 1L, 0L)
+                .addEntry(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 128L, 1L, 128L, 1L, 0L));
         mService.setUidForeground(UID_RED, false);
         mService.incrementOperationCount(UID_RED, 0xFAAD, 4);
         mService.setUidForeground(UID_RED, true);
@@ -407,9 +407,9 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 2048L, 16L, 512L, 4L));
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 3)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1536L, 12L, 512L, 4L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
-                .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 512L, 4L, 0L, 0L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1536L, 12L, 512L, 4L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
+                .addEntry(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 512L, 4L, 0L, 0L, 0L));
         mService.incrementOperationCount(UID_RED, 0xF00D, 10);
 
         forcePollAndWaitForIdle();
@@ -429,9 +429,9 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 2048L, 16L, 512L, 4L));
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 3)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1536L, 12L, 512L, 4L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
-                .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 512L, 4L, 0L, 0L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1536L, 12L, 512L, 4L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
+                .addEntry(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 512L, 4L, 0L, 0L, 0L));
 
         mService.forceUpdateIfaces(NETWORKS_MOBILE, states, getActiveIface(states), new VpnInfo[0]);
         forcePollAndWaitForIdle();
@@ -443,10 +443,10 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 2176L, 17L, 1536L, 12L));
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1536L, 12L, 512L, 4L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
-                .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 640L, 5L, 1024L, 8L, 0L)
-                .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, 0xFAAD, 128L, 1L, 1024L, 8L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1536L, 12L, 512L, 4L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
+                .addEntry(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 640L, 5L, 1024L, 8L, 0L)
+                .addEntry(TEST_IFACE, UID_BLUE, SET_DEFAULT, 0xFAAD, 128L, 1L, 1024L, 8L, 0L));
         mService.incrementOperationCount(UID_BLUE, 0xFAAD, 10);
 
         forcePollAndWaitForIdle();
@@ -480,10 +480,10 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 4128L, 258L, 544L, 34L));
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 16L, 1L, 16L, 1L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xFAAD, 16L, 1L, 16L, 1L, 0L)
-                .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 4096L, 258L, 512L, 32L, 0L)
-                .addValues(TEST_IFACE, UID_GREEN, SET_DEFAULT, TAG_NONE, 16L, 1L, 16L, 1L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 16L, 1L, 16L, 1L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xFAAD, 16L, 1L, 16L, 1L, 0L)
+                .addEntry(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 4096L, 258L, 512L, 32L, 0L)
+                .addEntry(TEST_IFACE, UID_GREEN, SET_DEFAULT, TAG_NONE, 16L, 1L, 16L, 1L, 0L));
         mService.incrementOperationCount(UID_RED, 0xFAAD, 10);
 
         forcePollAndWaitForIdle();
@@ -501,10 +501,10 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 4128L, 258L, 544L, 34L));
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 16L, 1L, 16L, 1L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xFAAD, 16L, 1L, 16L, 1L, 0L)
-                .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 4096L, 258L, 512L, 32L, 0L)
-                .addValues(TEST_IFACE, UID_GREEN, SET_DEFAULT, TAG_NONE, 16L, 1L, 16L, 1L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 16L, 1L, 16L, 1L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xFAAD, 16L, 1L, 16L, 1L, 0L)
+                .addEntry(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 4096L, 258L, 512L, 32L, 0L)
+                .addEntry(TEST_IFACE, UID_GREEN, SET_DEFAULT, TAG_NONE, 16L, 1L, 16L, 1L, 0L));
         final Intent intent = new Intent(ACTION_UID_REMOVED);
         intent.putExtra(EXTRA_UID, UID_BLUE);
         mServiceContext.sendBroadcast(intent);
@@ -536,8 +536,8 @@
         expectDefaultSettings();
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L));
         mService.incrementOperationCount(UID_RED, 0xF00D, 5);
 
         forcePollAndWaitForIdle();
@@ -552,8 +552,8 @@
         states = new NetworkState[] {buildMobile4gState(TEST_IFACE2)};
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L));
 
         mService.forceUpdateIfaces(NETWORKS_MOBILE, states, getActiveIface(states), new VpnInfo[0]);
         forcePollAndWaitForIdle();
@@ -564,10 +564,10 @@
         expectDefaultSettings();
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
-                .addValues(TEST_IFACE2, UID_RED, SET_DEFAULT, TAG_NONE, 512L, 4L, 256L, 2L, 0L)
-                .addValues(TEST_IFACE2, UID_RED, SET_DEFAULT, 0xFAAD, 512L, 4L, 256L, 2L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
+                .addEntry(TEST_IFACE2, UID_RED, SET_DEFAULT, TAG_NONE, 512L, 4L, 256L, 2L, 0L)
+                .addEntry(TEST_IFACE2, UID_RED, SET_DEFAULT, 0xFAAD, 512L, 4L, 256L, 2L, 0L));
         mService.incrementOperationCount(UID_RED, 0xFAAD, 5);
 
         forcePollAndWaitForIdle();
@@ -591,9 +591,9 @@
         expectDefaultSettings();
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 50L, 5L, 50L, 5L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 10L, 1L, 10L, 1L, 0L)
-                .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 1024L, 8L, 512L, 4L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 50L, 5L, 50L, 5L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 10L, 1L, 10L, 1L, 0L)
+                .addEntry(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 1024L, 8L, 512L, 4L, 0L));
         mService.incrementOperationCount(UID_RED, 0xF00D, 1);
 
         forcePollAndWaitForIdle();
@@ -608,9 +608,9 @@
         expectDefaultSettings();
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 50L, 5L, 50L, 5L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 10L, 1L, 10L, 1L, 0L)
-                .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 2048L, 16L, 1024L, 8L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 50L, 5L, 50L, 5L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 10L, 1L, 10L, 1L, 0L)
+                .addEntry(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 2048L, 16L, 1024L, 8L, 0L));
         forcePollAndWaitForIdle();
 
         // first verify entire history present
@@ -654,9 +654,9 @@
         expectDefaultSettings();
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 3)
-                .addValues(entry1)
-                .addValues(entry2)
-                .addValues(entry3));
+                .addEntry(entry1)
+                .addEntry(entry2)
+                .addEntry(entry3));
         mService.incrementOperationCount(UID_RED, 0xF00D, 1);
 
         NetworkStats stats = mService.getDetailedUidStats(INTERFACES_ALL);
@@ -704,11 +704,11 @@
                 .thenReturn(augmentedIfaceFilter);
         when(mStatsFactory.readNetworkStatsDetail(eq(UID_ALL), any(), eq(TAG_ALL)))
                 .thenReturn(new NetworkStats(getElapsedRealtime(), 1)
-                        .addValues(uidStats));
+                        .addEntry(uidStats));
         when(mNetManager.getNetworkStatsTethering(STATS_PER_UID))
                 .thenReturn(new NetworkStats(getElapsedRealtime(), 2)
-                        .addValues(tetheredStats1)
-                        .addValues(tetheredStats2));
+                        .addEntry(tetheredStats1)
+                        .addEntry(tetheredStats2));
 
         NetworkStats stats = mService.getDetailedUidStats(ifaceFilter);
 
@@ -745,8 +745,8 @@
         expectDefaultSettings();
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 128L, 2L, 128L, 2L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 64L, 1L, 64L, 1L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 128L, 2L, 128L, 2L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 64L, 1L, 64L, 1L, 0L));
         mService.incrementOperationCount(UID_RED, 0xF00D, 1);
 
         forcePollAndWaitForIdle();
@@ -760,10 +760,10 @@
         expectDefaultSettings();
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 128L, 2L, 128L, 2L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 64L, 1L, 64L, 1L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_FOREGROUND, TAG_NONE, 32L, 2L, 32L, 2L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_FOREGROUND, 0xFAAD, 1L, 1L, 1L, 1L, 0L));
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 128L, 2L, 128L, 2L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 64L, 1L, 64L, 1L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_FOREGROUND, TAG_NONE, 32L, 2L, 32L, 2L, 0L)
+                .addEntry(TEST_IFACE, UID_RED, SET_FOREGROUND, 0xFAAD, 1L, 1L, 1L, 1L, 0L));
         mService.setUidForeground(UID_RED, true);
         mService.incrementOperationCount(UID_RED, 0xFAAD, 1);
 
@@ -804,9 +804,9 @@
         // and DEFAULT_NETWORK_YES, because these three properties aren't tracked at that layer.
         // We layer them on top by inspecting the iface properties.
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 128L, 2L, 128L, 2L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO,
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 64L, 1L, 64L, 1L, 0L));
         mService.incrementOperationCount(UID_RED, 0xF00D, 1);
 
@@ -843,9 +843,9 @@
         // ROAMING_NO, because metered and roaming isn't tracked at that layer. We layer it
         // on top by inspecting the iface properties.
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_ALL, ROAMING_NO,
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_ALL, ROAMING_NO,
                         DEFAULT_NETWORK_YES,  128L, 2L, 128L, 2L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, METERED_ALL, ROAMING_NO,
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, METERED_ALL, ROAMING_NO,
                         DEFAULT_NETWORK_YES, 64L, 1L, 64L, 1L, 0L));
         forcePollAndWaitForIdle();
 
@@ -885,10 +885,10 @@
 
         // Traffic for UID_RED.
         final NetworkStats uidStats = new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 128L, 2L, 128L, 2L, 0L);
+                .addEntry(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 128L, 2L, 128L, 2L, 0L);
         // All tethering traffic, both hardware and software.
         final NetworkStats tetherStats = new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_TETHERING, SET_DEFAULT, TAG_NONE, 1920L, 14L, 384L, 2L,
+                .addEntry(TEST_IFACE, UID_TETHERING, SET_DEFAULT, TAG_NONE, 1920L, 14L, 384L, 2L,
                         0L);
 
         expectNetworkStatsSummary(ifaceStats, tetherStatsHardware);