Examples with ProtocolException java.net.ProtocolException used on opensource projects

Example 46 with ProtocolException

use of java.net.ProtocolException in project android_frameworks_base by ResurrectionRemix.

the class NetworkStatsFactory method readNetworkStatsSummaryXt.

/**
     * Parse and return interface-level summary {@link NetworkStats}. Designed
     * to return only IP layer traffic. Values monotonically increase since
     * device boot, and may include details about inactive interfaces.
     *
     * @throws IllegalStateException when problem parsing stats.
     */
public NetworkStats readNetworkStatsSummaryXt() throws IOException {
    final StrictMode.ThreadPolicy savedPolicy = StrictMode.allowThreadDiskReads();
    // return null when kernel doesn't support
    if (!mStatsXtIfaceFmt.exists())
        return null;
    final NetworkStats stats = new NetworkStats(SystemClock.elapsedRealtime(), 6);
    final NetworkStats.Entry entry = new NetworkStats.Entry();
    ProcFileReader reader = null;
    try {
        // open and consume header line
        reader = new ProcFileReader(new FileInputStream(mStatsXtIfaceFmt));
        reader.finishLine();
        while (reader.hasMoreData()) {
            entry.iface = reader.nextString();
            entry.uid = UID_ALL;
            entry.set = SET_ALL;
            entry.tag = TAG_NONE;
            entry.rxBytes = reader.nextLong();
            entry.rxPackets = reader.nextLong();
            entry.txBytes = reader.nextLong();
            entry.txPackets = reader.nextLong();
            stats.addValues(entry);
            reader.finishLine();
        }
    } catch (NullPointerException e) {
        throw new ProtocolException("problem parsing stats", e);
    } catch (NumberFormatException e) {
        throw new ProtocolException("problem parsing stats", e);
    } finally {
        IoUtils.closeQuietly(reader);
        StrictMode.setThreadPolicy(savedPolicy);
    }
    return stats;
}

Example 47 with ProtocolException

use of java.net.ProtocolException in project android_frameworks_base by ResurrectionRemix.

the class NetworkStatsFactory method javaReadNetworkStatsDetail.

/**
     * Parse and return {@link NetworkStats} with UID-level details. Values are
     * expected to monotonically increase since device boot.
     */
@VisibleForTesting
public static NetworkStats javaReadNetworkStatsDetail(File detailPath, int limitUid, String[] limitIfaces, int limitTag) throws IOException {
    final StrictMode.ThreadPolicy savedPolicy = StrictMode.allowThreadDiskReads();
    final NetworkStats stats = new NetworkStats(SystemClock.elapsedRealtime(), 24);
    final NetworkStats.Entry entry = new NetworkStats.Entry();
    int idx = 1;
    int lastIdx = 1;
    ProcFileReader reader = null;
    try {
        // open and consume header line
        reader = new ProcFileReader(new FileInputStream(detailPath));
        reader.finishLine();
        while (reader.hasMoreData()) {
            idx = reader.nextInt();
            if (idx != lastIdx + 1) {
                throw new ProtocolException("inconsistent idx=" + idx + " after lastIdx=" + lastIdx);
            }
            lastIdx = idx;
            entry.iface = reader.nextString();
            entry.tag = kernelToTag(reader.nextString());
            entry.uid = reader.nextInt();
            entry.set = reader.nextInt();
            entry.rxBytes = reader.nextLong();
            entry.rxPackets = reader.nextLong();
            entry.txBytes = reader.nextLong();
            entry.txPackets = reader.nextLong();
            if ((limitIfaces == null || ArrayUtils.contains(limitIfaces, entry.iface)) && (limitUid == UID_ALL || limitUid == entry.uid) && (limitTag == TAG_ALL || limitTag == entry.tag)) {
                stats.addValues(entry);
            }
            reader.finishLine();
        }
    } catch (NullPointerException e) {
        throw new ProtocolException("problem parsing idx " + idx, e);
    } catch (NumberFormatException e) {
        throw new ProtocolException("problem parsing idx " + idx, e);
    } finally {
        IoUtils.closeQuietly(reader);
        StrictMode.setThreadPolicy(savedPolicy);
    }
    return stats;
}

Example 48 with ProtocolException

use of java.net.ProtocolException in project AndroidChromium by JackyAndroid.

the class ConnectivityChecker method checkConnectivitySystemNetworkStack.

static void checkConnectivitySystemNetworkStack(String urlStr, final int timeoutMs, final ConnectivityCheckerCallback callback) {
    if (!nativeIsUrlValid(urlStr)) {
        Log.w(TAG, "Predefined URL invalid.");
        postResult(callback, ConnectivityCheckResult.ERROR);
        return;
    }
    final URL url;
    try {
        url = new URL(urlStr);
    } catch (MalformedURLException e) {
        Log.w(TAG, "Failed to parse predefined URL: " + e);
        postResult(callback, ConnectivityCheckResult.ERROR);
        return;
    }
    new AsyncTask<String, Void, Integer>() {

        @Override
        protected Integer doInBackground(String... strings) {
            try {
                HttpURLConnection conn = (HttpURLConnection) url.openConnection();
                conn.setInstanceFollowRedirects(false);
                conn.setRequestMethod("GET");
                conn.setDoInput(false);
                conn.setDoOutput(false);
                conn.setConnectTimeout(timeoutMs);
                conn.setReadTimeout(timeoutMs);
                conn.connect();
                int responseCode = conn.getResponseCode();
                if (responseCode == HttpURLConnection.HTTP_NO_CONTENT) {
                    return ConnectivityCheckResult.CONNECTED;
                } else {
                    return ConnectivityCheckResult.NOT_CONNECTED;
                }
            } catch (SocketTimeoutException e) {
                return ConnectivityCheckResult.TIMEOUT;
            } catch (ProtocolException e) {
                return ConnectivityCheckResult.ERROR;
            } catch (IOException e) {
                return ConnectivityCheckResult.NOT_CONNECTED;
            }
        }

        @Override
        protected void onPostExecute(Integer result) {
            callback.onResult(result);
        }
    }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
}

Example 49 with ProtocolException

use of java.net.ProtocolException in project android_frameworks_base by DirtyUnicorns.

the class UsageStatsXmlV1 method loadEvent.

private static void loadEvent(XmlPullParser parser, IntervalStats statsOut) throws XmlPullParserException, IOException {
    final String packageName = XmlUtils.readStringAttribute(parser, PACKAGE_ATTR);
    if (packageName == null) {
        throw new ProtocolException("no " + PACKAGE_ATTR + " attribute present");
    }
    final String className = XmlUtils.readStringAttribute(parser, CLASS_ATTR);
    final UsageEvents.Event event = statsOut.buildEvent(packageName, className);
    // Apply the offset to the beginTime to find the absolute time of this event.
    event.mTimeStamp = statsOut.beginTime + XmlUtils.readLongAttribute(parser, TIME_ATTR);
    event.mEventType = XmlUtils.readIntAttribute(parser, TYPE_ATTR);
    switch(event.mEventType) {
        case UsageEvents.Event.CONFIGURATION_CHANGE:
            event.mConfiguration = new Configuration();
            Configuration.readXmlAttrs(parser, event.mConfiguration);
            break;
        case UsageEvents.Event.SHORTCUT_INVOCATION:
            final String id = XmlUtils.readStringAttribute(parser, SHORTCUT_ID_ATTR);
            event.mShortcutId = (id != null) ? id.intern() : null;
            break;
    }
    if (statsOut.events == null) {
        statsOut.events = new TimeSparseArray<>();
    }
    statsOut.events.put(event.mTimeStamp, event);
}

Example 50 with ProtocolException

use of java.net.ProtocolException in project android_frameworks_base by DirtyUnicorns.

the class NetworkStatsFactory method readNetworkStatsSummaryDev.

/**
     * Parse and return interface-level summary {@link NetworkStats} measured
     * using {@code /proc/net/dev} style hooks, which may include non IP layer
     * traffic. Values monotonically increase since device boot, and may include
     * details about inactive interfaces.
     *
     * @throws IllegalStateException when problem parsing stats.
     */
public NetworkStats readNetworkStatsSummaryDev() throws IOException {
    final StrictMode.ThreadPolicy savedPolicy = StrictMode.allowThreadDiskReads();
    final NetworkStats stats = new NetworkStats(SystemClock.elapsedRealtime(), 6);
    final NetworkStats.Entry entry = new NetworkStats.Entry();
    ProcFileReader reader = null;
    try {
        reader = new ProcFileReader(new FileInputStream(mStatsXtIfaceAll));
        while (reader.hasMoreData()) {
            entry.iface = reader.nextString();
            entry.uid = UID_ALL;
            entry.set = SET_ALL;
            entry.tag = TAG_NONE;
            final boolean active = reader.nextInt() != 0;
            // always include snapshot values
            entry.rxBytes = reader.nextLong();
            entry.rxPackets = reader.nextLong();
            entry.txBytes = reader.nextLong();
            entry.txPackets = reader.nextLong();
            // fold in active numbers, but only when active
            if (active) {
                entry.rxBytes += reader.nextLong();
                entry.rxPackets += reader.nextLong();
                entry.txBytes += reader.nextLong();
                entry.txPackets += reader.nextLong();
            }
            stats.addValues(entry);
            reader.finishLine();
        }
    } catch (NullPointerException e) {
        throw new ProtocolException("problem parsing stats", e);
    } catch (NumberFormatException e) {
        throw new ProtocolException("problem parsing stats", e);
    } finally {
        IoUtils.closeQuietly(reader);
        StrictMode.setThreadPolicy(savedPolicy);
    }
    return stats;
}