Example usage for java.nio ByteBuffer getShort

List of usage examples for java.nio ByteBuffer getShort

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Introduction

In this page you can find the example usage for java.nio ByteBuffer getShort.

Prototype

public abstract short getShort();

Source Link

Document

Returns the short at the current position and increases the position by 2.

Usage

From source file:org.opendaylight.controller.protocol_plugin.openflow.vendorextension.v6extension.V6Match.java

private void readTcpSrc(ByteBuffer data, int nxmLen, boolean hasMask) {
    /*//  w  ww . java2  s.  c  om
     * mask is not allowed in TCP SRC
     */
    if ((nxmLen != 2) || (data.remaining() < 2) || (hasMask))
        return;
    super.setTransportSource(data.getShort());
    this.tpSrcState = MatchFieldState.MATCH_FIELD_ONLY;
    this.match_len += 6;
    this.wildcards ^= (1 << 6); // Sync with 0F 1.0 Match
}

From source file:org.opendaylight.controller.protocol_plugin.openflow.vendorextension.v6extension.V6Match.java

private void readUdpSrc(ByteBuffer data, int nxmLen, boolean hasMask) {
    /*//from w  ww  .ja v a  2s  .  co m
     * mask is not allowed in UDP SRC
     */
    if ((nxmLen != 2) || (data.remaining() < 2) || (hasMask))
        return;
    super.setTransportSource(data.getShort());
    this.tpSrcState = MatchFieldState.MATCH_FIELD_ONLY;
    this.match_len += 6;
    this.wildcards ^= (1 << 6); // Sync with 0F 1.0 Match
}

From source file:org.opendaylight.controller.protocol_plugin.openflow.vendorextension.v6extension.V6Match.java

private void readTcpDst(ByteBuffer data, int nxmLen, boolean hasMask) {
    /*/*  www.  j  ava2s. c o  m*/
     * mask is not allowed in TCP DST
     */
    if ((nxmLen != 2) || (data.remaining() < 2) || (hasMask))
        return;
    super.setTransportDestination(data.getShort());
    this.tpDstState = MatchFieldState.MATCH_FIELD_ONLY;
    this.match_len += 6;
    this.wildcards ^= (1 << 7); // Sync with 0F 1.0 Match
}

From source file:org.opendaylight.controller.protocol_plugin.openflow.vendorextension.v6extension.V6Match.java

private void readUdpDst(ByteBuffer data, int nxmLen, boolean hasMask) {
    /*//from  ww w . j ava  2s.c o m
     * mask is not allowed in UDP DST
     */
    if ((nxmLen != 2) || (data.remaining() < 2) || (hasMask))
        return;
    super.setTransportDestination(data.getShort());
    this.tpDstState = MatchFieldState.MATCH_FIELD_ONLY;
    this.match_len += 6;
    this.wildcards ^= (1 << 7); // Sync with 0F 1.0 Match
}

From source file:de.hpi.fgis.hdrs.Triple.java

public void readFields(ByteBuffer header, ByteBuffer data) {
    // read header
    Slen = header.getShort();
    Plen = header.getShort();//from  w  w w. j av  a 2 s  .com
    Olen = header.getInt();
    multiplicity = header.getInt();
    // read data
    this.buffer = data.array();
    int size = (int) Slen + (int) Plen + Olen;
    offset = data.arrayOffset() + data.position();
    data.position(data.position() + size);
}

From source file:org.opendaylight.controller.protocol_plugin.openflow.vendorextension.v6extension.V6Match.java

private void readInPort(ByteBuffer data, int nxmLen, boolean hasMask) {
    if ((nxmLen != 2) || (data.remaining() < 2) || (hasMask))
        /*//w  w  w  .j a  v a 2 s  .  co  m
         * mask is not allowed for inport port
         */
        return;
    super.setInputPort(data.getShort());
    this.inputPortState = MatchFieldState.MATCH_FIELD_ONLY;
    this.wildcards ^= (1 << 0); // Sync with 0F 1.0 Match
    this.match_len += 6;
}

From source file:org.opendaylight.controller.protocol_plugin.openflow.vendorextension.v6extension.V6Match.java

private void readVlanTci(ByteBuffer data, int nxmLen, boolean hasMask) {
    short vlan_mask = 0xfff;
    if (hasMask) {
        if ((nxmLen != 2 * 2) || (data.remaining() < 2 * 2))
            return;
        else {//from w ww.  j  ava 2s. c o  m
            short vlan = data.getShort();
            vlan &= vlan_mask;
            super.setDataLayerVirtualLan(vlan);
            this.dataLayerVirtualLanMask = data.getShort();
            this.dlVlanState = MatchFieldState.MATCH_FIELD_WITH_MASK;
            this.match_len += 8;
            this.wildcards ^= (1 << 20);
        }
    } else {
        if ((nxmLen != 2) || (data.remaining() < 2))
            return;
        else {
            short vlan = data.getShort();
            vlan &= vlan_mask;
            super.setDataLayerVirtualLan(vlan);
            this.dlVlanState = MatchFieldState.MATCH_FIELD_ONLY;
            this.match_len += 6;
        }
    }

    this.wildcards ^= (1 << 1); // Sync with 0F 1.0 Match
}

From source file:org.apache.carbondata.core.indexstore.blockletindex.BlockDataMap.java

/**
 * Method to get the relative blocklet ID. Absolute blocklet ID is the blocklet Id as per
 * task level but relative blocklet ID is id as per carbondata file/block level
 *
 * @param absoluteBlockletId//from ww w.  j av  a 2  s  .  co m
 * @return
 */
private ExtendedBlocklet createBlockletFromRelativeBlockletId(int absoluteBlockletId) {
    short relativeBlockletId = -1;
    int rowIndex = 0;
    // return 0 if absoluteBlockletId is 0
    if (absoluteBlockletId == 0) {
        relativeBlockletId = (short) absoluteBlockletId;
    } else {
        int diff = absoluteBlockletId;
        ByteBuffer byteBuffer = ByteBuffer.wrap(getBlockletRowCountForEachBlock());
        // Example: absoluteBlockletID = 17, blockletRowCountForEachBlock = {4,3,2,5,7}
        // step1: diff = 17-4, diff = 13
        // step2: diff = 13-3, diff = 10
        // step3: diff = 10-2, diff = 8
        // step4: diff = 8-5, diff = 3
        // step5: diff = 3-7, diff = -4 (satisfies <= 0)
        // step6: relativeBlockletId = -4+7, relativeBlockletId = 3 (4th index starting from 0)
        while (byteBuffer.hasRemaining()) {
            short blockletCount = byteBuffer.getShort();
            diff = diff - blockletCount;
            if (diff < 0) {
                relativeBlockletId = (short) (diff + blockletCount);
                break;
            }
            rowIndex++;
        }
    }
    DataMapRow row = memoryDMStore.getDataMapRow(getFileFooterEntrySchema(), rowIndex);
    String filePath = getFilePath();
    return createBlocklet(row, getFileNameWithFilePath(row, filePath), relativeBlockletId, false);
}

From source file:com.sonymobile.android.media.internal.VUParser.java

protected boolean parseODSMData(IsoTrack odsmTrack) {
    int kObjectSize = 11;
    SampleTable sampleTable = odsmTrack.getSampleTable();
    if (sampleTable.getSampleCount() > 1) {
        // TODO: Should multiple entries be supported?
        return false;
    }/*w  ww . ja va2s  . c  om*/
    mSinfList = new ArrayList<SinfData>(2);

    ByteBuffer stszData = sampleTable.getStszData();
    stszData.rewind();
    stszData.getInt(); // version and flags

    int dataSize = stszData.getInt();
    if (dataSize == 0) {
        stszData.getInt(); // sample_count
        dataSize = stszData.getInt();
    }

    byte[] data = new byte[dataSize];
    try {
        ByteBuffer stcoData = sampleTable.getStcoData();
        stcoData.rewind();

        stcoData.getInt(); // version and flags
        stcoData.getInt(); // entry_count

        long sampleOffset = 0;
        if (sampleTable.isUsingLongChunkOffsets()) {
            sampleOffset = stcoData.getLong();
        } else {
            sampleOffset = 0xFFFFFFFFL & stcoData.getInt();
        }

        mDataSource.readAt(sampleOffset, data, dataSize);
        ByteBuffer dataBuffer = ByteBuffer.wrap(data);
        byte updateTag = dataBuffer.get();
        if (updateTag != 1) {
            return false;
        }
        int size = 0;
        int sizePart = 0;
        do {
            sizePart = (dataBuffer.get() & 0xFF);
            size = ((size << 7) & 0xFFFFFF80) | (sizePart & 0x7F);
        } while (sizePart > 128);
        while (size >= kObjectSize) {
            byte descriptorTag = dataBuffer.get();
            if (descriptorTag != 17) {
                // not mp4 descriptor
                return false;
            }
            dataBuffer.get(); // ODLength
            dataBuffer.getShort(); // 10 bit ObjectDescriptorID, 1 bit
                                   // URL_FLAG and 5 bit reserved

            byte esTag = dataBuffer.get();
            if (esTag != 0x0F) {
                return false;
            }
            dataBuffer.get(); // ES Length
            short esTrackReferenceIndex = dataBuffer.getShort();
            byte ipmpDescriptorPointer = dataBuffer.get();
            if (ipmpDescriptorPointer != 0x0A) {
                // unexpected pointer
                return false;
            }
            dataBuffer.get(); // ipmpLength
            byte ipmpDescriptorId = dataBuffer.get();
            SinfData sinfData = new SinfData();
            sinfData.esIdReference = esTrackReferenceIndex;
            sinfData.ipmpDescriptorId = ipmpDescriptorId;
            mSinfList.add(sinfData);
            size -= kObjectSize;
        }
        dataBuffer.get(); // IPMP Descriptor Update Tag
        int sinfCount = mSinfList.size();
        size = 0;
        sizePart = 0;
        do {
            sizePart = (dataBuffer.get() & 0xFF);
            size = ((size << 7) & 0xFFFFFF80) | (sizePart & 0x7F);
        } while (sizePart > 128);
        while (size > 0) {
            dataBuffer.get(); // IPMP Descriptor Tag
            int ipmpByteCount = 1;
            int ipmpLength = 0;
            sizePart = 0;
            do {
                sizePart = (dataBuffer.get() & 0xFF);
                ipmpByteCount++;
                ipmpLength = ((ipmpLength << 7) & 0xFFFFFF80) | (sizePart & 0x7F);
            } while (sizePart > 128);
            ipmpByteCount += ipmpLength;
            byte ipmpDescriptorId = dataBuffer.get();
            dataBuffer.getShort(); // IPMPS Type
            byte[] ipmpData = new byte[ipmpLength - 3];
            dataBuffer.get(ipmpData);
            SinfData sinfData = null;
            for (int i = 0; i < sinfCount; i++) {
                sinfData = mSinfList.get(i);
                if (sinfData.ipmpDescriptorId == ipmpDescriptorId) {
                    sinfData.ipmpData = new byte[ipmpData.length];
                    for (int j = 0; j < ipmpData.length; j++) {
                        sinfData.ipmpData[j] = ipmpData[j];
                    }
                    break;
                }
            }
            size -= ipmpByteCount;
        }
        int ipmpDataLength = 0;
        for (int i = 0; i < sinfCount; i++) {
            SinfData sinfData = mSinfList.get(i);
            ipmpDataLength += sinfData.ipmpData.length;
        }

        int ipmpMetaDataLength = 16 // MARLIN_SYSTEM_ID
                + 4 // size of all SINF data
                + 4 // size of SINF box id
                + 4 * sinfCount // trackIndex * sinfCount
                + 4 * sinfCount // ipmpLength * sinfCount
                + ipmpDataLength; // size of ipmpData
        byte[] ipmpMetaData = new byte[ipmpMetaDataLength];
        int offset = 16;

        for (int i = 0; i < offset; i++) {
            int hexVal = Integer.parseInt(Util.MARLIN_SYSTEM_ID.substring(i * 2, i * 2 + 2), 16);
            ipmpMetaData[i] = (byte) hexVal;
        }
        ipmpMetaData[offset++] = (byte) ((ipmpDataLength >> 24) & 0xFF);
        ipmpMetaData[offset++] = (byte) ((ipmpDataLength >> 16) & 0xFF);
        ipmpMetaData[offset++] = (byte) ((ipmpDataLength >> 8) & 0xFF);
        ipmpMetaData[offset++] = (byte) (ipmpDataLength & 0xFF);
        ipmpMetaData[offset++] = 0x73; // S
        ipmpMetaData[offset++] = 0x69; // I
        ipmpMetaData[offset++] = 0x6E; // N
        ipmpMetaData[offset++] = 0x66; // F

        int numTracks = mTracks.size();
        for (int i = 0; i < numTracks; i++) {
            IsoTrack track = (IsoTrack) mTracks.get(i);
            for (int j = 0; j < sinfCount; j++) {
                SinfData sinfData = mSinfList.get(j);
                if (sinfData.esIdReference == track.getTrackId()) {
                    track.getMetaData().addValue(MetaData.KEY_IPMP_DATA, sinfData.ipmpData);
                    // track index
                    ipmpMetaData[offset++] = (byte) ((i >> 24) & 0xFF);
                    ipmpMetaData[offset++] = (byte) ((i >> 16) & 0xFF);
                    ipmpMetaData[offset++] = (byte) ((i >> 8) & 0xFF);
                    ipmpMetaData[offset++] = (byte) (i & 0xFF);

                    // sinf data length
                    ipmpMetaData[offset++] = (byte) ((sinfData.ipmpData.length >> 24) & 0xFF);
                    ipmpMetaData[offset++] = (byte) ((sinfData.ipmpData.length >> 16) & 0xFF);
                    ipmpMetaData[offset++] = (byte) ((sinfData.ipmpData.length >> 8) & 0xFF);
                    ipmpMetaData[offset++] = (byte) (sinfData.ipmpData.length & 0xFF);

                    System.arraycopy(sinfData.ipmpData, 0, ipmpMetaData, offset, sinfData.ipmpData.length);

                    byte[] tempData = new byte[4 + sinfData.ipmpData.length];
                    tempData[0] = (byte) ((sinfData.ipmpData.length >> 24) & 0xFF);
                    tempData[1] = (byte) ((sinfData.ipmpData.length >> 16) & 0xFF);
                    tempData[2] = (byte) ((sinfData.ipmpData.length >> 8) & 0xFF);
                    tempData[3] = (byte) (sinfData.ipmpData.length & 0xFF);
                    System.arraycopy(sinfData.ipmpData, 0, tempData, 4, sinfData.ipmpData.length);

                    // Create JSON for this track
                    String jsonData = null;
                    try {
                        jsonData = Util.getJSONIPMPData(tempData);
                    } catch (JSONException e) {
                        if (LOGS_ENABLED)
                            Log.e(TAG, "Exception when creating JSON object" + e);
                        return false;
                    }
                    track.getMediaFormat().setString(KEY_DRM_UUID, Util.MARLIN_SYSTEM_ID);
                    track.getMediaFormat().setString(KEY_MARLIN_JSON, jsonData);

                    offset += sinfData.ipmpData.length;
                    break;
                }
            }
        }

        mIpmpMetaData = ipmpMetaData;

        addMetaDataValue(KEY_IPMP_DATA, mIpmpMetaData);

        mCurrentTrack.getMetaData().addValue(KEY_MIME_TYPE, MimeType.OCTET_STREAM);

    } catch (IOException e) {
        if (LOGS_ENABLED)
            Log.e(TAG, "IOException when parsing ODSM data");
    }
    return true;
}

From source file:org.onosproject.dhcprelay.DhcpRelayManagerTest.java

private void buildRelayMsg(DHCP6 dhcp6Relay, byte msgType, Ip6Address linkAddr, Ip6Address peerAddr, byte hop,
        byte[] interfaceIdBytes, DHCP6 dhcp6Payload) {

    dhcp6Relay.setMsgType(msgType);//w  ww  . ja  v a 2  s .com

    dhcp6Relay.setLinkAddress(linkAddr.toOctets());
    dhcp6Relay.setPeerAddress(peerAddr.toOctets());
    dhcp6Relay.setHopCount(hop);
    List<Dhcp6Option> options = new ArrayList<Dhcp6Option>();

    // interfaceId  option
    Dhcp6Option interfaceId = new Dhcp6Option();
    interfaceId.setCode(DHCP6.OptionCode.INTERFACE_ID.value());

    interfaceId.setData(interfaceIdBytes);
    interfaceId.setLength((short) interfaceIdBytes.length);
    Dhcp6InterfaceIdOption interfaceIdOption = new Dhcp6InterfaceIdOption(interfaceId);
    byte[] optionData = interfaceIdOption.getData();
    ByteBuffer bb = ByteBuffer.wrap(interfaceIdBytes);

    byte[] macAddr = new byte[MacAddress.MAC_ADDRESS_LENGTH];
    byte[] port = new byte[optionData.length - MacAddress.MAC_ADDRESS_LENGTH - VLAN_LEN - SEPARATOR_LEN * 2];
    short vlan;
    bb.get(macAddr);
    bb.get(); // separator
    bb.get(port);
    bb.get(); // separator
    vlan = bb.getShort();
    interfaceIdOption.setMacAddress(MacAddress.valueOf(macAddr));
    interfaceIdOption.setInPort(port);
    interfaceIdOption.setVlanId(vlan);

    options.add(interfaceIdOption);

    // relay message option
    Dhcp6Option relayMsgOption = new Dhcp6Option();
    relayMsgOption.setCode(DHCP6.OptionCode.RELAY_MSG.value());
    byte[] dhcp6PayloadByte = dhcp6Payload.serialize();
    relayMsgOption.setLength((short) dhcp6PayloadByte.length);
    relayMsgOption.setPayload(dhcp6Payload);
    Dhcp6RelayOption relayOpt = new Dhcp6RelayOption(relayMsgOption);

    options.add(relayOpt);

    dhcp6Relay.setOptions(options);
}