Example usage for io.netty.buffer ByteBuf readInt

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

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Introduction

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

Prototype

public abstract int readInt();

Source Link

Document

Gets a 32-bit integer at the current readerIndex and increases the readerIndex by 4 in this buffer.

Usage

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

License:Open Source License

@Override
public void unmarshallMessage(ByteBuf cb) {
    cb.skipBytes(1);//from  w ww  .j a va  2s  .  com
    stmtId = cb.readInt();
    numColumns = cb.readUnsignedShort();
    numParams = cb.readUnsignedShort();
    cb.skipBytes(1);
    warningCount = cb.readShort();
}

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

License:Open Source License

@Override
protected ParsedData unmarshall(ByteBuf source) {
    ParsedData parseValues = new ParsedData();
    parseValues.caps = new ClientCapabilities(source.readUnsignedInt());
    parseValues.maxPacketSize = source.readInt();
    parseValues.charsetID = source.readByte();

    source.skipBytes(23); // login request has a 23 byte filler
    parseValues.username = source.readSlice(source.bytesBefore((byte) 0)).toString(CharsetUtil.UTF_8);
    source.skipBytes(1); // skip the NULL terminator
    byte passwordLength = source.readByte();
    parseValues.password = source.readSlice(passwordLength).toString(CharsetUtil.ISO_8859_1);

    // if the clientCapabilities flag has the CLIENT_CONNECT_WITH_DB bit set,
    // then this message contains an initial database to connect to
    if (parseValues.caps.connectWithDB()) {
        parseValues.initialDatabase = source.readSlice(source.bytesBefore((byte) 0))
                .toString(CharsetUtil.UTF_8);
        source.skipBytes(1); // skip the NULL terminator
    } else {/* ww  w.  j a v  a 2s . c om*/
        parseValues.initialDatabase = "";
    }
    return parseValues;
}

From source file:com.tesora.dve.mysqlapi.repl.messages.MyAppendBlockLogEvent.java

License:Open Source License

@Override
public void unmarshallMessage(ByteBuf cb) {
    fileId = cb.readInt();
    dataBlock = Unpooled.buffer(cb.readableBytes());
    dataBlock.writeBytes(cb);
}

From source file:com.tesora.dve.mysqlapi.repl.messages.MyComBinLogDumpRequest.java

License:Open Source License

@Override
public void unmarshallMessage(ByteBuf cb) {
    binlogPosition = cb.readUnsignedInt();
    cb.skipBytes(2);//from ww  w.j av  a  2s  . co m
    slaveServerID = cb.readInt();
    if (cb.readableBytes() > 0) {
        binlogFileName = cb.readSlice(cb.readableBytes()).toString(CharsetUtil.UTF_8);
    }
}

From source file:com.tesora.dve.mysqlapi.repl.messages.MyComRegisterSlaveRequest.java

License:Open Source License

@Override
public void unmarshallMessage(ByteBuf cb) {
    slaveServerId = cb.readInt();
    reportHost = MysqlAPIUtils.getLengthCodedString(cb);
    reportUser = MysqlAPIUtils.getLengthCodedString(cb);
    reportPassword = MysqlAPIUtils.getLengthCodedString(cb);
    reportPort = cb.readShort();/*from ww  w  .  java  2 s  .c  o  m*/
}

From source file:com.tesora.dve.mysqlapi.repl.messages.MyCreateFileLogEvent.java

License:Open Source License

@Override
public void unmarshallMessage(ByteBuf cb) {
    threadId = cb.readInt();
    // TODO: need to parse out the variable part of the data
    variableData = Unpooled.buffer(cb.readableBytes());
    variableData.writeBytes(cb);/*from ww  w . j av  a  2  s.  c  o  m*/
}

From source file:com.tesora.dve.mysqlapi.repl.messages.MyDeleteFileLogEvent.java

License:Open Source License

@Override
public void unmarshallMessage(ByteBuf cb) {
    fileId = cb.readInt();
}

From source file:com.tesora.dve.mysqlapi.repl.messages.MyExecuteLoadLogEvent.java

License:Open Source License

@Override
public void unmarshallMessage(ByteBuf cb) throws PEException {
    threadId = cb.readInt();
    time = cb.readInt();/*from   w ww .ja v a 2  s . c om*/
    dbLen = cb.readByte();
    errorCode = cb.readShort();
    statusBlockLen = cb.readShort();
    fileId = cb.readInt();
    startPos = cb.readInt();
    endPos = cb.readInt();
    duplicateFlag = cb.readByte();
    // really we should check if replication version >=4 or else this is wrong
    statusVars.parseStatusVariables(cb, statusBlockLen);

    dbName = MysqlAPIUtils.readBytesAsString(cb, dbLen, CharsetUtil.UTF_8);
    cb.skipBytes(1); //for trailing 0
    query = Unpooled.buffer(cb.readableBytes());
    query.writeBytes(cb);
    origQuery = query.toString(CharsetUtil.UTF_8);
}

From source file:com.tesora.dve.mysqlapi.repl.messages.MyLoadLogEvent.java

License:Open Source License

@Override
public void unmarshallMessage(ByteBuf cb) {
    threadId = cb.readInt();
    time = cb.readInt();/*from   w  ww  .  j a va2  s  .  c  om*/
    ignoreLines = cb.readInt();
    tableLen = cb.readByte();
    dbLen = cb.readByte();
    columns = cb.readInt();
    // TODO: need to parse out the variable part of the data
    variableData = Unpooled.buffer(cb.readableBytes());
    variableData.writeBytes(cb);
}

From source file:com.tesora.dve.mysqlapi.repl.messages.MyStatusVariables.java

License:Open Source License

public void parseStatusVariables(ByteBuf cb, int svLen) throws PEException {
    if (svLen > 0) {
        ByteBuf statsVarsBuf = cb.readBytes(svLen);
        while (statsVarsBuf.isReadable()) {
            byte code = statsVarsBuf.readByte();
            MyQueryEventCode mqec = MyQueryEventCode.fromByte(code);
            if (mqec == null) {
                throw new PEException("Replication could not decode query event code: '" + code + "' (0x"
                        + Integer.toHexString(code) + ")");
            }/*  w w  w  . j  av a  2  s. c om*/

            switch (mqec) {
            case Q_FLAGS2_CODE:
                int flags = statsVarsBuf.readInt();
                suppliedEventCodes.add(new QueryFlags2Event(flags));
                break;

            case Q_SQL_MODE_CODE:
                long sqlMode = statsVarsBuf.readLong();
                suppliedEventCodes.add(new QuerySQLModeEvent(sqlMode));
                break;

            case Q_CATALOG_CODE: {
                byte len = statsVarsBuf.readByte();
                String catalog = MysqlAPIUtils.readBytesAsString(statsVarsBuf, len, CharsetUtil.UTF_8);
                statsVarsBuf.readByte(); // null terminated byte

                suppliedEventCodes.add(new QueryCatalogEvent(catalog));
                break;
            }
            case Q_AUTO_INCREMENT:
                int autoIncrementIncrement = statsVarsBuf.readUnsignedShort();
                int autoIncrementOffset = statsVarsBuf.readUnsignedShort();

                suppliedEventCodes
                        .add(new QueryAutoIncrementEvent(autoIncrementIncrement, autoIncrementOffset));
                break;

            case Q_CHARSET_CODE:
                int charSetClient = statsVarsBuf.readUnsignedShort();
                int collationConnection = statsVarsBuf.readUnsignedShort();
                int collationServer = statsVarsBuf.readUnsignedShort();

                suppliedEventCodes
                        .add(new QueryCharSetCodeEvent(charSetClient, collationConnection, collationServer));
                break;

            case Q_TIME_ZONE_CODE: {
                byte len = statsVarsBuf.readByte();
                String timeZone = MysqlAPIUtils.readBytesAsString(statsVarsBuf, len, CharsetUtil.UTF_8);

                suppliedEventCodes.add(new QueryTimeZoneCodeEvent(timeZone));
                break;
            }
            case Q_CATALOG_NZ_CODE: {
                byte catalogLen = statsVarsBuf.readByte();
                String catalog = MysqlAPIUtils.readBytesAsString(statsVarsBuf, catalogLen, CharsetUtil.UTF_8);

                suppliedEventCodes.add(new QueryCatalogNZEvent(catalog));
                break;
            }
            case Q_LC_TIME_NAMES_CODE:
                short monthDayNames = statsVarsBuf.readShort();

                suppliedEventCodes.add(new QueryTimeNamesEvent(monthDayNames));
                break;

            case Q_CHARSET_DATABASE_CODE:
                short collationDatabase = statsVarsBuf.readShort();

                suppliedEventCodes.add(new QueryCollationDatabaseEvent(collationDatabase));
                break;

            case Q_TABLE_MAP_FOR_UPDATE_CODE:
                long tableMapForUpdate = statsVarsBuf.readLong();

                suppliedEventCodes.add(new QueryTableMapEvent(tableMapForUpdate));
                break;

            case Q_MASTER_DATA_WRITTEN_CODE:
                int originalLength = statsVarsBuf.readInt();

                suppliedEventCodes.add(new QueryMasterDataWrittenEvent(originalLength));
                break;

            case Q_INVOKER:
                int userLen = statsVarsBuf.readByte();
                String user = MysqlAPIUtils.readBytesAsString(statsVarsBuf, userLen, CharsetUtil.UTF_8);
                int hostLen = statsVarsBuf.readByte();
                String host = MysqlAPIUtils.readBytesAsString(statsVarsBuf, hostLen, CharsetUtil.UTF_8);

                suppliedEventCodes.add(new QueryInvokerEvent(user, host));
                break;

            case Q_UPDATED_DB_NAMES:
                List<String> dbNames = new ArrayList<String>();
                int numDbs = statsVarsBuf.readByte();
                if (numDbs > 0) {
                    for (int i = 0; i < numDbs; i++) {
                        dbNames.add(statsVarsBuf.readSlice(statsVarsBuf.bytesBefore((byte) 0))
                                .toString(CharsetUtil.UTF_8));
                        statsVarsBuf.readByte(); //read null byte
                    }
                }
                suppliedEventCodes.add(new QueryUpdatedDBNamesEvent(dbNames));
                break;

            case Q_MICROSECONDS:
                int microseconds = statsVarsBuf.readMedium();

                suppliedEventCodes.add(new QueryMicrosecondsEvent(microseconds));
                break;

            case Q_HRNOW:
                //TODO: this was apparently added for MariaDB, but I can't find a lot of info on it. skip for now.
                suppliedEventCodes.add(new QueryMicrosecondsEvent(statsVarsBuf.readUnsignedMedium()));
                break;

            default:
                throw new PEException("Replication encountered an unknown query event code: '" + code + "' (0x"
                        + Integer.toHexString(code) + ")");
            }
        }
    }
}