Package org.apache.cassandra.io.util

Examples of org.apache.cassandra.io.util.RandomAccessReader.seek()

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                    }
                    catch (Exception e)
                    {
                        logger.debug("Invalid row summary in {}; will rebuild it", sstable);
                    }
                    file.seek(this.dataStart);
                    inputWithTracker.reset(0);
                }
            }

            if (sstable != null && !sstable.descriptor.version.hasPromotedIndexes)
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    {
        if (!(input instanceof RandomAccessReader))
            throw new UnsupportedOperationException();

        RandomAccessReader file = (RandomAccessReader) input;
        file.seek(columnPosition);
        inputWithTracker.reset(headerSize());
    }

    public int getColumnCount()
    {
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                return;
            }

            if (logger.isDebugEnabled())
                logger.debug("Replaying " + file + " starting at " + replayPosition);
            reader.seek(replayPosition);

            /* read the logs populate RowMutation and apply */
            while (!reader.isEOF())
            {
                if (logger.isDebugEnabled())
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    }

    private void verifySingle(SSTableReader sstable, ByteBuffer bytes, ByteBuffer key) throws IOException
    {
        RandomAccessReader file = sstable.openDataReader(false);
        file.seek(sstable.getPosition(sstable.partitioner.decorateKey(key), SSTableReader.Operator.EQ));
        assert key.equals(ByteBufferUtil.readWithShortLength(file));
        int size = (int)SSTableReader.readRowSize(file, sstable.descriptor);
        byte[] bytes2 = new byte[size];
        file.readFully(bytes2);
        assert ByteBuffer.wrap(bytes2).equals(bytes);
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        List<ByteBuffer> keys = new ArrayList<ByteBuffer>(map.keySet());
        Collections.shuffle(keys);
        RandomAccessReader file = sstable.openDataReader(false);
        for (ByteBuffer key : keys)
        {
            file.seek(sstable.getPosition(sstable.partitioner.decorateKey(key), SSTableReader.Operator.EQ));
            assert key.equals( ByteBufferUtil.readWithShortLength(file));
            int size = (int)SSTableReader.readRowSize(file, sstable.descriptor);
            byte[] bytes2 = new byte[size];
            file.readFully(bytes2);
            assert Arrays.equals(bytes2, map.get(key).array());
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                    break;

                if (logger.isDebugEnabled())
                    logger.debug("Replaying {} between {} and {}", file, offset, end);

                reader.seek(offset);

                 /* read the logs populate Mutation and apply */
                while (reader.getPosition() < end && !reader.isEOF())
                {
                    if (logger.isDebugEnabled())
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                    break;

                if (logger.isDebugEnabled())
                    logger.debug("Replaying {} between {} and {}", file, offset, end);

                reader.seek(offset);

                 /* read the logs populate Mutation and apply */
                while (reader.getPosition() < end && !reader.isEOF())
                {
                    if (logger.isDebugEnabled())
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                // (see https://issues.apache.org/jira/browse/CASSANDRA-2285)
                logger.debug("skipping replay of fully-flushed {}", file);
                return;
            }

            reader.seek(replayPosition);

            if (logger.isDebugEnabled())
                logger.debug("Replaying " + file + " starting at " + reader.getFilePointer());

            /* read the logs populate RowMutation and apply */
 
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            long totalBytesTransferred = 0;
            // stream each of the required sections of the file
            for (Pair<Long, Long> section : header.file.sections)
            {
                // seek to the beginning of the section
                file.seek(section.left);

                // length of the section to stream
                long length = section.right - section.left;
                // tracks write progress
                long bytesTransferred = 0;
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        try
        {
            if (input instanceof RandomAccessReader)
            {
                RandomAccessReader file = (RandomAccessReader) input;
                file.seek(this.dataStart);
                if (dataStart + dataSize > file.length())
                    throw new IOException(String.format("dataSize of %s starting at %s would be larger than file %s length %s",
                                          dataSize, dataStart, file.getPath(), file.length()));
                if (checkData)
                {
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