Example usage for io.netty.buffer ByteBuf readBytes

List of usage examples for io.netty.buffer ByteBuf readBytes

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Introduction

In this page you can find the example usage for io.netty.buffer ByteBuf readBytes.

Prototype

public abstract ByteBuf readBytes(ByteBuffer dst);

Source Link

Document

Transfers this buffer's data to the specified destination starting at the current readerIndex until the destination's position reaches its limit, and increases the readerIndex by the number of the transferred bytes.

Usage

From source file:com.almuradev.almurasdk.server.network.play.S00PacketPermissions.java

License:MIT License

@Override
public void fromBytes(ByteBuf buf) {
    container = ReplicatedPermissionsContainer.fromBytes(buf.readBytes(buf.readableBytes()).array());
}

From source file:com.antsdb.saltedfish.server.mysql.packet.AuthPacket.java

License:Open Source License

@Override
public void read(MysqlServerHandler handler, ByteBuf in) {
    if (!checkResponseVer41(in)) {
        clientParam = BufferUtils.readInt(in);
        maxThreeBytes = BufferUtils.readLongInt(in);
        user = BufferUtils.readString(in);
        rawPwd = BufferUtils.readString(in);
        dbname = BufferUtils.readString(in);
    } else {//from  ww  w .  ja  va2s.c om
        clientParam = BufferUtils.readLong(in);
        maxThreeBytes = BufferUtils.readLong(in);
        in.readByte(); // charset
        in.skipBytes(23); // reserved for future
        user = BufferUtils.readString(in);
        if ((clientParam & CLIENT_PLUGIN_AUTH_LENENC_CLIENT_DATA) != 0) {
            int passwordLength = in.readByte();
            byte[] bytes = new byte[passwordLength];
            in.readBytes(bytes);
            rawPwd = new String(bytes, Charsets.ISO_8859_1);
        } else {
            if ((clientParam & CLIENT_SECURE_CONNECTION) != 0) {
                int passwordLength = in.readByte();
                byte[] bytes = new byte[passwordLength];
                in.readBytes(bytes);
                rawPwd = new String(bytes, Charsets.ISO_8859_1);
            } else {
                rawPwd = BufferUtils.readString(in);
            }
        }
        if ((clientParam & MysqlServerHandler.CLIENT_CONNECT_WITH_DB) != 0) {
            dbname = BufferUtils.readString(in);
        }
        if ((clientParam & MysqlServerHandler.CLIENT_PLUGIN_AUTH) != 0) {
            BufferUtils.readString(in);
        }
    }
}

From source file:com.antsdb.saltedfish.server.mysql.packet.replication.GenericPacket.java

License:Open Source License

@Override
public void read(MysqlClientHandler handler, ByteBuf in) {
    // ignore packet info
    if (_log.isTraceEnabled()) {
        // event length - header length is body size
        byte[] bytes = new byte[(int) eventlength - 19];
        in.readBytes(bytes);
        String dump = '\n' + UberUtil.hexDump(bytes);
        _log.trace(dump);/*from  w  ww  . java2 s.  c  o  m*/
    }
}

From source file:com.antsdb.saltedfish.server.mysql.packet.replication.HandshakeInitPacket.java

License:Open Source License

@Override
public void read(MysqlClientHandler handler, ByteBuf in) {
    // ignore handshake info, assure master is mysql 5.6
    in.readBytes(in.readableBytes());
}

From source file:com.antsdb.saltedfish.server.mysql.packet.replication.RowsEventV2Packet.java

License:Open Source License

@Override
public void read(MysqlClientHandler handler, ByteBuf in) {
    // header//from   www  .j  a v  a2 s  . c o  m
    int begin = in.readerIndex();

    // 6 bytes tabble id
    tableId = BufferUtils.readPackedInteger(in, 6);
    // 2 bytes flags
    flags = BufferUtils.readInt(in);
    extraDataLen = BufferUtils.readInt(in);

    // body
    // number of columns
    int index = in.readerIndex();
    colCount = (int) BufferUtils.readLength(in);

    int presentCount = (colCount + 7) / 8;
    byte[] presentBits = new byte[presentCount];
    in.readBytes(presentBits);

    colPresentBitmap = BitSet.valueOf(presentBits);

    if (eventType == ReplicationPacket.UPDATE_ROWS_EVENT) {
        byte[] presentUptBits = new byte[presentCount];
        in.readBytes(presentUptBits);
        colPresentBitmapAftImg = BitSet.valueOf(presentUptBits);
    }

    int readCnt = in.readerIndex() - index;

    // eventlength - event_header_length - post_header_length - rest data length
    rawRows = in.readBytes((int) eventlength - 29 - readCnt);

    int end = in.readerIndex();

    if (_log.isTraceEnabled()) {
        in.readerIndex(begin);
        byte[] bytes = new byte[end - begin];
        in.readBytes(bytes);
        String dump = '\n' + UberUtil.hexDump(bytes);
        _log.trace("Packet Info:\n" + this.toString() + "\nRowsEventV2Packet packet:\n" + dump);
    }

}

From source file:com.antsdb.saltedfish.server.mysql.packet.replication.StateIndicator.java

License:Open Source License

@Override
public void read(MysqlClientHandler handler, ByteBuf in) {
    // ignore packet info, assure master is mysql 5.6
    if (_log.isTraceEnabled()) {
        ByteBuf packet = (ByteBuf) in;
        ByteBuffer bbuf = packet.nioBuffer();

        int i = bbuf.remaining();

        byte[] bytes = new byte[i];
        packet.readBytes(bytes);
        String dump = '\n' + UberUtil.hexDump(bytes);
        _log.trace(dump);//  w  ww  . j  ava2 s .c  om
    }
}

From source file:com.antsdb.saltedfish.server.mysql.packet.replication.TableMapPacket.java

License:Open Source License

@Override
public void read(MysqlClientHandler handler, ByteBuf in) {
    // header/*from  w w w.  j  av  a  2s  . c o  m*/
    int begin = in.readerIndex();

    tableId = BufferUtils.readPackedInteger(in, 6);
    flags = BufferUtils.readInt(in);

    // payload
    schemaName = BufferUtils.readStringWithLength(in);
    // seperated by 0
    in.readByte();
    tableName = BufferUtils.readStringWithLength(in);
    // seperated by 0
    in.readByte();
    colCount = (int) BufferUtils.readLength(in);
    colTypeDef = BufferUtils.readBytes(in, colCount);

    metaCount = (int) BufferUtils.readLength(in);
    colMetaDef = BufferUtils.readBytes(in, metaCount);

    int nullCount = (colCount + 7) / 8;
    nullBitMap = new byte[nullCount];
    in.readBytes(nullBitMap);

    int end = in.readerIndex();

    if (_log.isTraceEnabled()) {
        in.readerIndex(begin);
        byte[] bytes = new byte[end - begin];
        in.readBytes(bytes);
        String dump = '\n' + UberUtil.hexDump(bytes);
        _log.trace("Packet Info:\n" + this.toString() + "\nTableMapPacket packet:\n" + dump);
    }

}

From source file:com.antsdb.saltedfish.server.mysql.packet.StmtExecutePacket.java

License:Open Source License

@SuppressWarnings("unused")
public void read__(MysqlServerHandler handler) {
    ByteBuf in = this.content;
    statementId = (int) BufferUtils.readUB4(in);
    byte flags = BufferUtils.readByte(in);
    long iterationCount = BufferUtils.readUB4(in);
    this.pstmt = handler.getPrepared().get(statementId);
    if (pstmt == null) {
        throw new OrcaException("prepared statement {} is not found", statementId);
    }//from  w  w  w .  j  a  v a 2 s . co m

    // read null bitmap

    int nullCount = (pstmt.getParameterCount() + 7) / 8;
    byte[] bytes = new byte[nullCount];
    in.readBytes(bytes);
    BitSet nullBits = BitSet.valueOf(bytes);

    // type information

    int sentTypes = in.readByte();
    if (sentTypes != 0) {
        int[] types = new int[pstmt.getParameterCount()];
        for (int i = 0; i < pstmt.getParameterCount(); i++) {
            types[i] = BufferUtils.readInt(in);
        }
        pstmt.types = types;
    }

    // bind values

    if (pstmt.types == null) {
        // type information is supposed to be sent in the first execution. 
    }
    Heap heap = pstmt.getHeap();
    for (int i = 0; i < pstmt.getParameterCount(); i++) {
        if (nullBits.get(i)) {
            continue;
        }
        if (pstmt.types[i] == Fields.FIELD_TYPE_BLOB) {
            // BLOB values should be set with long data packet
            // and already in pstmt. use isSet to indicate using
            // long data packet in PreparedStmtHandler in execution
            continue;
        }
        long pValue = BindValueUtil.read(heap, in, pstmt.types[i]);
        pstmt.setParam(i, pValue);
    }
}

From source file:com.antsdb.saltedfish.server.mysql.PacketEncoder.java

License:Open Source License

/**
 * Add header to finish the full packet/*  w w  w  .j  av  a 2  s.c  o m*/
 * @param out
 * @param packetSeq
 * @param writeBodyFunc        write packet body function
 */
public static void writePacket(ByteBuf out, byte packetSeq, Callback writeBodyFunc) {
    int start = out.writerIndex();
    out.writeZero(4);
    writeBodyFunc.callback();
    int end = out.writerIndex();
    out.writeByte(0);
    out.writerIndex(start);
    int length = end - start - MySQLPacket.packetHeaderSize;
    BufferUtils.writeLongInt(out, length);
    out.writeByte(packetSeq);
    out.writerIndex(end);
    if (_log.isTraceEnabled()) {
        int readerIndex = out.readerIndex();
        out.readerIndex(start);
        byte[] bytes = new byte[end - start];
        out.readBytes(bytes);
        out.readerIndex(readerIndex);
        String dump = '\n' + UberUtil.hexDump(bytes);
        _log.trace(dump);
    }
}

From source file:com.antsdb.saltedfish.server.mysql.ReplicationPacketDecoder.java

License:Open Source License

@SuppressWarnings("unused")
private ReplicationPacket readPacket(ByteBuf in, int size) {
    // packet sequence number for multiple packets

    // byte packetSequence = in.readByte();
    byte seqId = in.readByte();

    // handshake//w  w w . j  av  a 2 s  .  c  o m

    ReplicationPacket packet = null;

    // using state to decide how to handle connecting messages.
    if (state == StateIndicator.INITIAL_STATE) {
        packet = new StateIndicator(StateIndicator.INITIAL_STATE);
        packet.packetLength = size;
        packet.packetId = seqId;
        packet.read(this.handler, in);
        state = StateIndicator.RESPONSED_STATE;
    } else if (state == StateIndicator.RESPONSED_STATE) {
        byte header = in.readByte();

        if (header == 0) {
            packet = new StateIndicator(StateIndicator.HANDSHAKEN_STATE);
            state = StateIndicator.HANDSHAKEN_STATE;
        } else {
            packet = new StateIndicator(StateIndicator.HANDSHAKE_FAIL_STATE);
            state = StateIndicator.HANDSHAKE_FAIL_STATE;
        }
        char[] bytes = new char[size];
        for (int i = 0; i < size; i++) {
            int ch = in.getByte(i);
            bytes[i] = (char) ch;
        }
        packet.packetId = seqId;
        packet.packetLength = size;
        packet.read(this.handler, in);
    } else if (state == StateIndicator.HANDSHAKEN_STATE) {
        // expecting response for registered slave
        byte header = in.readByte();

        if (header == 0) {
            packet = new StateIndicator(StateIndicator.REGISTERED_STATE);
            state = StateIndicator.REGISTERED_STATE;
        } else {
            packet = new StateIndicator(StateIndicator.REGISTER_FAIL_STATE);
            state = StateIndicator.REGISTER_FAIL_STATE;
        }
        packet.packetId = seqId;
        packet.packetLength = size;
        packet.read(this.handler, in);
    } else {

        // binlog stream started with 00 ok-byte
        byte okByte = in.readByte();

        if (okByte == 0) {
            // read event header

            // timestamp 4 bytes
            int timeStamp = in.readInt();
            // event type
            byte eventType = in.readByte();
            // server id, 4 bytes
            int serverId = (int) BufferUtils.readLong(in);
            // event length, 4 bytes
            long eventLength = BufferUtils.readLong(in);
            // next position, 4 bytes
            long nextPosition = BufferUtils.readLong(in);
            // flags
            int flags = in.readShort();

            // events

            switch (eventType) {
            case ReplicationPacket.ROTATE_EVENT:
                packet = new RotatePacket(eventType, eventLength, nextPosition);
                break;
            case ReplicationPacket.TABLE_MAP_EVENT:
                packet = new TableMapPacket(eventType, eventLength, nextPosition);
                break;
            case ReplicationPacket.WRITE_ROWS_EVENT:
            case ReplicationPacket.UPDATE_ROWS_EVENT:
            case ReplicationPacket.DELETE_ROWS_EVENT:
                packet = new RowsEventV2Packet(eventType, eventLength, nextPosition);
                break;
            case ReplicationPacket.STOP_EVENT:
                packet = new StopPacket(eventType, eventLength, nextPosition);
                break;
            case ReplicationPacket.XID_EVENT:
                packet = new XIDPacket(eventType, eventLength, nextPosition);
                break;
            case ReplicationPacket.QUERY_EVENT:
            case ReplicationPacket.FORMAT_DESCRIPTION_EVENT:
            case ReplicationPacket.START_EVENT_V3:
                // use GenericPacket to ignore unsupported events for now
                packet = new GenericPacket(eventType, eventLength, nextPosition);
                break;
            default:
                _log.error("unknown event: " + eventType);
                throw new CodingError("unknown event: " + eventType);
            }

            if (packet != null) {
                packet.packetId = seqId;
                packet.packetLength = size;
                packet.read(this.handler, in);
            }
        } else {
            ByteBuf pkt = (ByteBuf) in;
            ByteBuffer bbuf = pkt.nioBuffer();

            int i = bbuf.remaining();

            byte[] bytes = new byte[i];
            pkt.readBytes(bytes);
            String dump = '\n' + UberUtil.hexDump(bytes);
            _log.error("unknown packet: " + dump);
            throw new CodingError("unknown packet");
        }
    }
    return packet;
}