Package com.taobao.tddl.dbsync.binlog

Examples of com.taobao.tddl.dbsync.binlog.LogDecoder

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        updateSettings();

        sendBinlogDump(binlogfilename, binlogPosition);
        DirectLogFetcher fetcher = new DirectLogFetcher(connector.getReceiveBufferSize());
        fetcher.start(connector.getChannel());
        LogDecoder decoder = new LogDecoder();
        decoder.handle(LogEvent.ROTATE_EVENT);
        decoder.handle(LogEvent.QUERY_EVENT);
        decoder.handle(LogEvent.XID_EVENT);
        LogContext context = new LogContext();
        while (fetcher.fetch()) {
            LogEvent event = null;
            event = decoder.decode(fetcher, context);

            if (event == null) {
                throw new CanalParseException("parse failed");
            }
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        updateSettings();

        sendBinlogDump(binlogfilename, binlogPosition);
        DirectLogFetcher fetcher = new DirectLogFetcher(connector.getReceiveBufferSize());
        fetcher.start(connector.getChannel());
        LogDecoder decoder = new LogDecoder(LogEvent.UNKNOWN_EVENT, LogEvent.ENUM_END_EVENT);
        LogContext context = new LogContext();
        while (fetcher.fetch()) {
            LogEvent event = null;
            event = decoder.decode(fetcher, context);

            if (event == null) {
                throw new CanalParseException("parse failed");
            }
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    public void dump(String binlogfilename, Long binlogPosition, SinkFunction func) throws IOException {
        File current = new File(directory, binlogfilename);

        FileLogFetcher fetcher = new FileLogFetcher(bufferSize);
        LogDecoder decoder = new LogDecoder(LogEvent.UNKNOWN_EVENT, LogEvent.ENUM_END_EVENT);
        LogContext context = new LogContext();
        try {
            fetcher.open(current, binlogPosition);
            context.setLogPosition(new LogPosition(binlogfilename, binlogPosition));
            while (running) {
                boolean needContinue = true;
                while (fetcher.fetch()) {
                    LogEvent event = decoder.decode(fetcher, context);
                    if (event == null) {
                        throw new CanalParseException("parse failed");
                    }
                    if (!func.sink(event)) {
                        needContinue = false;
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        String binlogFilename = null;
        long binlogFileOffset = 0;

        FileLogFetcher fetcher = new FileLogFetcher(bufferSize);
        LogDecoder decoder = new LogDecoder();
        decoder.handle(LogEvent.QUERY_EVENT);
        decoder.handle(LogEvent.XID_EVENT);
        LogContext context = new LogContext();
        try {
            fetcher.open(current);
            context.setLogPosition(new LogPosition(current.getName()));
            while (running) {
                boolean needContinue = true;
                String lastXidLogFilename = current.getName();
                long lastXidLogFileOffset = 4;
                long currentOffset = 0L;

                binlogFilename = lastXidLogFilename;
                binlogFileOffset = lastXidLogFileOffset;
                while (fetcher.fetch()) {
                    LogEvent event = decoder.decode(fetcher, context);
                    if (event == null) {
                        throw new CanalParseException("parse failed");
                    }

                    if (timestampSeconds > event.getWhen()) {
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        updateSettings();

        sendBinlogDump(binlogfilename, binlogPosition);
        DirectLogFetcher fetcher = new DirectLogFetcher(connector.getReceiveBufferSize());
        fetcher.start(connector.getChannel());
        LogDecoder decoder = new LogDecoder();
        decoder.handle(LogEvent.ROTATE_EVENT);
        decoder.handle(LogEvent.QUERY_EVENT);
        decoder.handle(LogEvent.XID_EVENT);
        LogContext context = new LogContext();
        while (fetcher.fetch()) {
            LogEvent event = null;
            event = decoder.decode(fetcher, context);

            if (event == null) {
                throw new CanalParseException("parse failed");
            }
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        updateSettings();

        sendBinlogDump(binlogfilename, binlogPosition);
        DirectLogFetcher fetcher = new DirectLogFetcher(connector.getReceiveBufferSize());
        fetcher.start(connector.getChannel());
        LogDecoder decoder = new LogDecoder(LogEvent.UNKNOWN_EVENT, LogEvent.ENUM_END_EVENT);
        LogContext context = new LogContext();
        while (fetcher.fetch()) {
            LogEvent event = null;
            event = decoder.decode(fetcher, context);

            if (event == null) {
                throw new CanalParseException("parse failed");
            }
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    public void dump(String binlogfilename, Long binlogPosition, SinkFunction func) throws IOException {
        File current = new File(directory, binlogfilename);

        FileLogFetcher fetcher = new FileLogFetcher(bufferSize);
        LogDecoder decoder = new LogDecoder(LogEvent.UNKNOWN_EVENT, LogEvent.ENUM_END_EVENT);
        LogContext context = new LogContext();
        try {
            fetcher.open(current, binlogPosition);
            context.setLogPosition(new LogPosition(binlogfilename, binlogPosition));
            while (running) {
                boolean needContinue = true;
                while (fetcher.fetch()) {
                    LogEvent event;
                    do {
                        event = decoder.decode(fetcher, context);
                        if (event != null && !func.sink(event)) {
                            needContinue = false;
                            break;
                        }
                    } while (event != null);
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        String binlogFilename = null;
        long binlogFileOffset = 0;

        FileLogFetcher fetcher = new FileLogFetcher(bufferSize);
        LogDecoder decoder = new LogDecoder();
        decoder.handle(LogEvent.QUERY_EVENT);
        decoder.handle(LogEvent.XID_EVENT);
        LogContext context = new LogContext();
        try {
            fetcher.open(current);
            context.setLogPosition(new LogPosition(current.getName()));
            while (running) {
                boolean needContinue = true;
                String lastXidLogFilename = current.getName();
                long lastXidLogFileOffset = 4;
                long currentOffset = 0L;

                binlogFilename = lastXidLogFilename;
                binlogFileOffset = lastXidLogFileOffset;
                while (fetcher.fetch()) {
                    LogEvent event;
                    do {
                        event = decoder.decode(fetcher, context);
                        if (timestampSeconds > event.getWhen()) {
                            needContinue = false;
                            break;
                        }
                    } while (event != null);
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        updateSettings();

        sendBinlogDump(binlogfilename, binlogPosition);
        DirectLogFetcher fetcher = new DirectLogFetcher(connector.getReceiveBufferSize());
        fetcher.start(connector.getChannel());
        LogDecoder decoder = new LogDecoder();
        decoder.handle(LogEvent.ROTATE_EVENT);
        decoder.handle(LogEvent.QUERY_EVENT);
        decoder.handle(LogEvent.XID_EVENT);
        LogContext context = new LogContext();
        while (fetcher.fetch()) {
            LogEvent event = null;
            event = decoder.decode(fetcher, context);

            if (event == null) {
                throw new CanalParseException("parse failed");
            }
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        }

        sendBinlogDump(binlogfilename, binlogPosition);
        DirectLogFetcher fetcher = new DirectLogFetcher(connector.getReceiveBufferSize());
        fetcher.start(connector.getChannel());
        LogDecoder decoder = new LogDecoder(LogEvent.UNKNOWN_EVENT, LogEvent.ENUM_END_EVENT);
        LogContext context = new LogContext();
        while (fetcher.fetch()) {
            LogEvent event = null;
            event = decoder.decode(fetcher, context);

            if (event == null) {
                throw new CanalParseException("parse failed");
            }
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