Example usage for io.netty.buffer ByteBuf writeByte

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

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Introduction

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

Prototype

public abstract ByteBuf writeByte(int value);

Source Link

Document

Sets the specified byte at the current writerIndex and increases the writerIndex by 1 in this buffer.

Usage

From source file:com.tesora.dve.db.mysql.libmy.MyLoginRequest.java

License:Open Source License

@Override
public void marshallMessage(ByteBuf cb) {
    boolean hasConnectDatabase = false;
    if (database != null) {
        clientCapabilities = clientCapabilities + ClientCapabilities.CLIENT_CONNECT_WITH_DB;
        hasConnectDatabase = true;/*from  w ww .  j  a  va 2  s  .c o m*/
    }
    cb.writeInt((int) clientCapabilities);
    cb.writeInt(maxPacketSize);
    cb.writeByte(clientCharset);
    cb.writeZero(23); // filler
    cb.writeBytes(username.getBytes(CharsetUtil.UTF_8));
    cb.writeZero(1); // null terminator for username
    byte[] passwordBytes = password.getBytes(CharsetUtil.ISO_8859_1);
    MysqlAPIUtils.putLengthCodedString(cb, passwordBytes, false);
    if (hasConnectDatabase) {
        cb.writeBytes(database.getBytes(CharsetUtil.UTF_8));
        cb.writeZero(1); // null terminator for database
    }
    if (plugInData != null) {
        cb.writeBytes(plugInData.getBytes(CharsetUtil.UTF_8));
        cb.writeZero(1); // null terminator for plugInData
    }
}

From source file:com.tesora.dve.db.mysql.libmy.MyMessage.java

License:Open Source License

public void marshallPayload(ByteBuf destination) {
    destination = destination.order(ByteOrder.LITTLE_ENDIAN);

    if (this.isMessageTypeEncoded())
        destination.writeByte(this.getMessageType().getByteValue());

    this.marshallMessage(destination);
}

From source file:com.tesora.dve.db.mysql.libmy.MyOKResponse.java

License:Open Source License

@Override
public void marshallMessage(ByteBuf in) {
    ByteBuf cb = in.order(ByteOrder.LITTLE_ENDIAN);
    cb.writeByte(0); // field_count - spec says this is always 0
    MysqlAPIUtils.putLengthCodedLong(cb, affectedRows);
    MysqlAPIUtils.putLengthCodedLong(cb, insertId);
    cb.writeShort(serverStatus);//from  w ww . java  2 s.c  o m
    cb.writeShort(warningCount);
    if (message != null && message.length() > 0) {
        cb.writeBytes(message.getBytes());
    }
}

From source file:com.tesora.dve.db.mysql.libmy.MyServerGreetingErrorResponse.java

License:Open Source License

@Override
public void marshallMessage(ByteBuf cb) {
    cb.writeByte(ERRORPKT_FIELD_COUNT);
    cb.writeShort((short) getErrorNumber());
    cb.writeBytes(getErrorMsg().getBytes());
}

From source file:com.tesora.dve.db.mysql.portal.protocol.MSPAuthenticateV10MessageMessage.java

License:Open Source License

public static void write(ByteBuf out, String userName, String userPassword, String salt, Charset charset,
        int mysqlCharsetID, int capabilitiesFlag) {
    ByteBuf leBuf = out.order(ByteOrder.LITTLE_ENDIAN);

    int payloadSizeIndex = leBuf.writerIndex();
    leBuf.writeMedium(0);// w w  w.j  a  v a2s  .co  m
    leBuf.writeByte(1);
    int payloadStartIndex = leBuf.writerIndex();
    leBuf.writeInt(capabilitiesFlag);
    leBuf.writeInt(MAX_PACKET_SIZE);
    //      leBuf.writeByte(serverGreeting.getServerCharsetId());
    leBuf.writeByte(mysqlCharsetID);
    leBuf.writeZero(23);
    leBuf.writeBytes(userName.getBytes(charset));
    leBuf.writeZero(1);

    if ((capabilitiesFlag & ClientCapabilities.CLIENT_SECURE_CONNECTION) > 0) {

        byte[] securePassword = computeSecurePassword(userPassword, salt);
        leBuf.writeByte(securePassword.length);
        leBuf.writeBytes(securePassword);
    } else {
        leBuf.writeBytes(userPassword.getBytes(charset));
        leBuf.writeZero(1);
    }

    leBuf.setMedium(payloadSizeIndex, leBuf.writerIndex() - payloadStartIndex);
}

From source file:com.tesora.dve.db.mysql.portal.protocol.MSPComPrepareStmtRequestMessage.java

License:Open Source License

@Override
protected void marshall(String state, ByteBuf destination) {
    destination.writeByte(getMysqlMessageType());
    destination.writeBytes(decodingCharset.encode(state));
}

From source file:com.tesora.dve.db.mysql.portal.protocol.MSPComQueryRequestMessage.java

License:Open Source License

public static MSPComQueryRequestMessage newMessage(byte[] rawQuery) {
    ByteBuf buf = Unpooled.buffer().order(ByteOrder.LITTLE_ENDIAN).ensureWritable(rawQuery.length + 1);
    buf.writeByte(TYPE_IDENTIFIER);
    buf.writeBytes(rawQuery);/*from   w w  w  .  jav  a 2 s  .  com*/
    return new MSPComQueryRequestMessage(buf);
}

From source file:com.tesora.dve.db.mysql.portal.protocol.MSPComStmtCloseRequestMessage.java

License:Open Source License

@Override
protected void marshall(Long statementID, ByteBuf destination) {
    destination.writeByte(TYPE_IDENTIFIER);
    destination.writeInt(statementID.intValue());
}

From source file:com.tesora.dve.db.mysql.portal.protocol.MSPComStmtExecuteRequestMessage.java

License:Open Source License

@Override
protected void marshall(ParsedData state, ByteBuf destination) {
    ByteBuf leBuf = destination.order(ByteOrder.LITTLE_ENDIAN);
    leBuf.writeByte(TYPE_IDENTIFIER);
    leBuf.writeInt((int) state.statementID);
    leBuf.writeByte(state.flags);/* www.ja va  2 s  .c o  m*/
    leBuf.writeInt((int) state.iterationCount);
    if (state.metadata == null)
        throw new IllegalStateException("Cannot build execute request, no prepare metadata provided.");

    int numParams = state.metadata.getNumParams();
    if (numParams > 0) {
        MyNullBitmap nullBitmap = new MyNullBitmap(numParams, MyNullBitmap.BitmapType.EXECUTE_REQUEST);
        int bitmapIndex = leBuf.writerIndex();
        leBuf.writeZero(nullBitmap.length());
        if (state.metadata.isNewParameterList()) {
            leBuf.writeByte(1);
            for (MyParameter param : state.metadata.getParameters()) {
                leBuf.writeByte(param.getType().getByteValue());
                leBuf.writeZero(1);
            }
        } else {
            leBuf.writeZero(1);
        }
        List<Object> params = state.values;
        for (int i = 0; i < params.size(); ++i) {
            if (params.get(i) != null)
                DBTypeBasedUtils.getJavaTypeFunc(params.get(i).getClass()).writeObject(leBuf, params.get(i));
            else
                nullBitmap.setBit(i + 1);
        }
        leBuf.setBytes(bitmapIndex, nullBitmap.getBitmapArray());
    }
}

From source file:com.tesora.dve.db.mysql.portal.protocol.MSPServerGreetingRequestMessage.java

License:Open Source License

public static void write(ChannelHandlerContext ctx, int connectionId, String salt, int serverCapabilities,
        String serverVersion, byte serverCharSet, String pluginData) {
    ByteBuf out = ctx.channel().alloc().heapBuffer(50).order(ByteOrder.LITTLE_ENDIAN);

    String scrambleBuffer1st = salt.substring(0, 8);
    String scrambleBuffer2nd = salt.substring(8) + '\0';
    Integer scrambleBufferSize = scrambleBuffer1st.length() + scrambleBuffer2nd.length();

    ByteBuf serverCapabilitiesBuf = ctx.channel().alloc().heapBuffer(4).order(ByteOrder.LITTLE_ENDIAN);
    try {//w  w w. j av a 2s.  c om
        serverCapabilitiesBuf.writeInt(serverCapabilities);
        out.writeMedium(0);
        out.writeByte(0);
        out.writeByte(MYSQL_PROTOCOL_VERSION);

        out.writeBytes(serverVersion.getBytes());
        out.writeZero(1);
        out.writeInt(connectionId);
        out.writeBytes(scrambleBuffer1st.getBytes()); // Salt
        out.writeZero(1);
        out.writeByte(serverCapabilitiesBuf.getByte(0));
        out.writeByte(serverCapabilitiesBuf.getByte(1));

        out.writeByte(serverCharSet);
        out.writeShort(MyProtocolDefs.SERVER_STATUS_AUTOCOMMIT);
        out.writeByte(serverCapabilitiesBuf.getByte(2));
        out.writeByte(serverCapabilitiesBuf.getByte(3));
        out.writeByte(scrambleBufferSize.byteValue());
        out.writeZero(10); // write 10 unused bytes
        out.writeBytes(scrambleBuffer2nd.getBytes()); // Salt

        out.writeBytes(pluginData.getBytes()); // payload
        out.writeZero(1);

        out.setMedium(0, out.writerIndex() - 4);

        ctx.channel().writeAndFlush(out);
    } finally {
        serverCapabilitiesBuf.release();
    }
}