Examples with NetworkStatsHistory android.net.NetworkStatsHistory used on opensource projects

Example 1 with NetworkStatsHistory

use of android.net.NetworkStatsHistory in project android_frameworks_base by ParanoidAndroid.

the class NetworkStatsCollection method dump.

public void dump(IndentingPrintWriter pw) {
    final ArrayList<Key> keys = Lists.newArrayList();
    keys.addAll(mStats.keySet());
    Collections.sort(keys);
    for (Key key : keys) {
        pw.print("ident=");
        pw.print(key.ident.toString());
        pw.print(" uid=");
        pw.print(key.uid);
        pw.print(" set=");
        pw.print(NetworkStats.setToString(key.set));
        pw.print(" tag=");
        pw.println(NetworkStats.tagToString(key.tag));
        final NetworkStatsHistory history = mStats.get(key);
        pw.increaseIndent();
        history.dump(pw, true);
        pw.decreaseIndent();
    }
}

Example 2 with NetworkStatsHistory

use of android.net.NetworkStatsHistory in project android_frameworks_base by ParanoidAndroid.

the class NetworkStatsCollection method write.

public void write(DataOutputStream out) throws IOException {
    // cluster key lists grouped by ident
    final HashMap<NetworkIdentitySet, ArrayList<Key>> keysByIdent = Maps.newHashMap();
    for (Key key : mStats.keySet()) {
        ArrayList<Key> keys = keysByIdent.get(key.ident);
        if (keys == null) {
            keys = Lists.newArrayList();
            keysByIdent.put(key.ident, keys);
        }
        keys.add(key);
    }
    out.writeInt(FILE_MAGIC);
    out.writeInt(VERSION_UNIFIED_INIT);
    out.writeInt(keysByIdent.size());
    for (NetworkIdentitySet ident : keysByIdent.keySet()) {
        final ArrayList<Key> keys = keysByIdent.get(ident);
        ident.writeToStream(out);
        out.writeInt(keys.size());
        for (Key key : keys) {
            final NetworkStatsHistory history = mStats.get(key);
            out.writeInt(key.uid);
            out.writeInt(key.set);
            out.writeInt(key.tag);
            history.writeToStream(out);
        }
    }
    out.flush();
}

Example 3 with NetworkStatsHistory

use of android.net.NetworkStatsHistory in project android_frameworks_base by ParanoidAndroid.

the class NetworkStatsCollection method readLegacyNetwork.

@Deprecated
public void readLegacyNetwork(File file) throws IOException {
    final AtomicFile inputFile = new AtomicFile(file);
    DataInputStream in = null;
    try {
        in = new DataInputStream(new BufferedInputStream(inputFile.openRead()));
        // verify file magic header intact
        final int magic = in.readInt();
        if (magic != FILE_MAGIC) {
            throw new ProtocolException("unexpected magic: " + magic);
        }
        final int version = in.readInt();
        switch(version) {
            case VERSION_NETWORK_INIT:
                {
                    // network := size *(NetworkIdentitySet NetworkStatsHistory)
                    final int size = in.readInt();
                    for (int i = 0; i < size; i++) {
                        final NetworkIdentitySet ident = new NetworkIdentitySet(in);
                        final NetworkStatsHistory history = new NetworkStatsHistory(in);
                        final Key key = new Key(ident, UID_ALL, SET_ALL, TAG_NONE);
                        recordHistory(key, history);
                    }
                    break;
                }
            default:
                {
                    throw new ProtocolException("unexpected version: " + version);
                }
        }
    } catch (FileNotFoundException e) {
    // missing stats is okay, probably first boot
    } finally {
        IoUtils.closeQuietly(in);
    }
}

Example 4 with NetworkStatsHistory

use of android.net.NetworkStatsHistory in project android_frameworks_base by ParanoidAndroid.

the class NetworkStatsCollection method read.

public void read(DataInputStream in) throws IOException {
    // verify file magic header intact
    final int magic = in.readInt();
    if (magic != FILE_MAGIC) {
        throw new ProtocolException("unexpected magic: " + magic);
    }
    final int version = in.readInt();
    switch(version) {
        case VERSION_UNIFIED_INIT:
            {
                // uid := size *(NetworkIdentitySet size *(uid set tag NetworkStatsHistory))
                final int identSize = in.readInt();
                for (int i = 0; i < identSize; i++) {
                    final NetworkIdentitySet ident = new NetworkIdentitySet(in);
                    final int size = in.readInt();
                    for (int j = 0; j < size; j++) {
                        final int uid = in.readInt();
                        final int set = in.readInt();
                        final int tag = in.readInt();
                        final Key key = new Key(ident, uid, set, tag);
                        final NetworkStatsHistory history = new NetworkStatsHistory(in);
                        recordHistory(key, history);
                    }
                }
                break;
            }
        default:
            {
                throw new ProtocolException("unexpected version: " + version);
            }
    }
}

Example 5 with NetworkStatsHistory

use of android.net.NetworkStatsHistory in project android_frameworks_base by ParanoidAndroid.

the class NetworkStatsCollection method findOrCreateHistory.

private NetworkStatsHistory findOrCreateHistory(NetworkIdentitySet ident, int uid, int set, int tag) {
    final Key key = new Key(ident, uid, set, tag);
    final NetworkStatsHistory existing = mStats.get(key);
    // update when no existing, or when bucket duration changed
    NetworkStatsHistory updated = null;
    if (existing == null) {
        updated = new NetworkStatsHistory(mBucketDuration, 10);
    } else if (existing.getBucketDuration() != mBucketDuration) {
        updated = new NetworkStatsHistory(existing, mBucketDuration);
    }
    if (updated != null) {
        mStats.put(key, updated);
        return updated;
    } else {
        return existing;
    }
}