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

Example 86 with ProtocolException

use of java.net.ProtocolException in project platform_frameworks_base by android.

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 87 with ProtocolException

use of java.net.ProtocolException in project camel by apache.

the class HttpHelper method parserHttpVersion.

public static int[] parserHttpVersion(String s) throws ProtocolException {
    int major;
    int minor;
    if (s == null) {
        throw new IllegalArgumentException("String may not be null");
    }
    if (!s.startsWith("HTTP/")) {
        throw new ProtocolException("Invalid HTTP version string: " + s);
    }
    int i1 = "HTTP/".length();
    int i2 = s.indexOf(".", i1);
    if (i2 == -1) {
        throw new ProtocolException("Invalid HTTP version number: " + s);
    }
    try {
        major = Integer.parseInt(s.substring(i1, i2));
    } catch (NumberFormatException e) {
        throw new ProtocolException("Invalid HTTP major version number: " + s);
    }
    i1 = i2 + 1;
    i2 = s.length();
    try {
        minor = Integer.parseInt(s.substring(i1, i2));
    } catch (NumberFormatException e) {
        throw new ProtocolException("Invalid HTTP minor version number: " + s);
    }
    return new int[] { major, minor };
}

Example 88 with ProtocolException

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

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 89 with ProtocolException

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

the class NetworkStatsCollection method readLegacyUid.

@Deprecated
public void readLegacyUid(File file, boolean onlyTags) 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_UID_INIT:
                {
                    // mapping into NetworkIdentitySet.
                    break;
                }
            case VERSION_UID_WITH_IDENT:
                {
                    // for a short time.
                    break;
                }
            case VERSION_UID_WITH_TAG:
            case VERSION_UID_WITH_SET:
                {
                    // 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 = (version >= VERSION_UID_WITH_SET) ? in.readInt() : SET_DEFAULT;
                            final int tag = in.readInt();
                            final Key key = new Key(ident, uid, set, tag);
                            final NetworkStatsHistory history = new NetworkStatsHistory(in);
                            if ((tag == TAG_NONE) != onlyTags) {
                                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 90 with ProtocolException

use of java.net.ProtocolException in project robovm by robovm.

the class RawHeaders method fromNameValueBlock.

/** Returns headers for a name value block containing a SPDY response. */
public static RawHeaders fromNameValueBlock(List<String> nameValueBlock) throws IOException {
    if (nameValueBlock.size() % 2 != 0) {
        throw new IllegalArgumentException("Unexpected name value block: " + nameValueBlock);
    }
    String status = null;
    String version = null;
    RawHeaders result = new RawHeaders();
    for (int i = 0; i < nameValueBlock.size(); i += 2) {
        String name = nameValueBlock.get(i);
        String values = nameValueBlock.get(i + 1);
        for (int start = 0; start < values.length(); ) {
            int end = values.indexOf('\0', start);
            if (end == -1) {
                end = values.length();
            }
            String value = values.substring(start, end);
            if (":status".equals(name)) {
                status = value;
            } else if (":version".equals(name)) {
                version = value;
            } else {
                result.namesAndValues.add(name);
                result.namesAndValues.add(value);
            }
            start = end + 1;
        }
    }
    if (status == null)
        throw new ProtocolException("Expected ':status' header not present");
    if (version == null)
        throw new ProtocolException("Expected ':version' header not present");
    result.setStatusLine(version + " " + status);
    return result;
}