Package org.apache.cassandra.db

Examples of org.apache.cassandra.db.OnDiskAtom

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            file.seek(positionToSeek);
            FileMark mark = file.mark();
            // TODO only completely deserialize columns we are interested in
            while (file.bytesPastMark(mark) < indexInfo.width)
            {
                OnDiskAtom column = atomSerializer.deserializeFromSSTable(file, sstable.descriptor.version);
                // we check vs the original Set, not the filtered List, for efficiency
                if (!(column instanceof IColumn) || columnNames.contains(column.name()))
                    result.add(column);
            }
        }
    }
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    protected OnDiskAtom computeNext()
    {
        while (true)
        {
            OnDiskAtom column = blockColumns.poll();
            if (column == null)
            {
                if (!fetcher.fetchMoreData())
                    return endOfData();
            }
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            {
                boolean gotSome = false;
                // Avoids some comparison when we know it's not useful
                boolean inSlice = false;

                OnDiskAtom prefetchedCol;
                while ((prefetchedCol = prefetched.peek() ) != null)
                {
                    // col is before slice, we update the slice
                    if (isColumnBeforeSliceStart(prefetchedCol))
                    {
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            // We remenber when we are whithin a slice to avoid some comparison
            boolean inSlice = false;

            // scan from index start
            OnDiskAtom column = null;
            while (file.bytesPastMark(mark) < currentIndex.width)
            {
                // Only fetch a new column if we haven't dealt with the previous one.
                if (column == null)
                    column = atomSerializer.deserializeFromSSTable(file, sstable.descriptor.version);
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            OnDiskAtom.Serializer atomSerializer = emptyColumnFamily.getOnDiskSerializer();
            int columns = file.readInt();

            for (int i = 0; i < columns; i++)
            {
                OnDiskAtom column = atomSerializer.deserializeFromSSTable(file, sstable.descriptor.version);

                // col is before slice
                // (If in slice, don't bother checking that until we change slice)
                if (!inSlice && isColumnBeforeSliceStart(column))
                    continue;
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    protected OnDiskAtom computeNext()
    {
        if (i++ >= columns)
            return endOfData();

        OnDiskAtom column;
        try
        {
            file.reset(mark);
            column = atomSerializer.deserializeFromSSTable(file, sstable.descriptor.version);
        }
        catch (IOException e)
        {
            throw new CorruptSSTableException(e, file.getPath());
        }
        if (finishColumn.remaining() > 0 && comparator.compare(column.name(), finishColumn) > 0)
            return endOfData();

        mark = file.mark();
        return column;
    }
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    protected OnDiskAtom computeNext()
    {
        while (true)
        {
            OnDiskAtom column = blockColumns.poll();
            if (column == null)
            {
                if (!fetcher.fetchMoreData())
                    return endOfData();
            }
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            {
                boolean gotSome = false;
                // Avoids some comparison when we know it's not useful
                boolean inSlice = false;

                OnDiskAtom prefetchedCol;
                while ((prefetchedCol = prefetched.peek() ) != null)
                {
                    // col is before slice, we update the slice
                    if (isColumnBeforeSliceStart(prefetchedCol))
                    {
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            // We remenber when we are whithin a slice to avoid some comparison
            boolean inSlice = false;

            // scan from index start
            OnDiskAtom column = null;
            while (file.bytesPastMark(mark) < currentIndex.width)
            {
                // Only fetch a new column if we haven't dealt with the previous one.
                if (column == null)
                    column = atomSerializer.deserializeFromSSTable(file, sstable.descriptor.version);
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            OnDiskAtom.Serializer atomSerializer = emptyColumnFamily.getOnDiskSerializer();
            int columns = file.readInt();

            for (int i = 0; i < columns; i++)
            {
                OnDiskAtom column = atomSerializer.deserializeFromSSTable(file, sstable.descriptor.version);

                // col is before slice
                // (If in slice, don't bother checking that until we change slice)
                if (!inSlice && isColumnBeforeSliceStart(column))
                    continue;
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Related Classes of org.apache.cassandra.db.OnDiskAtom

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  • com.netflix.aegisthus.io.sstable.SSTableScanner
  • com.netflix.aegisthus.mapred.reduce.CassSSTableReducer$Reduce
  • org.apache.cassandra.db.columniterator.IndexedSliceReader
  • org.apache.cassandra.db.columniterator.IndexedSliceReader$IndexedBlockFetcher
  • org.apache.cassandra.db.columniterator.IndexedSliceReader$SimpleBlockFetcher
  • org.apache.cassandra.db.columniterator.SimpleSliceReader
  • org.apache.cassandra.db.columniterator.SSTableNamesIterator
  • org.apache.cassandra.db.compaction.CompactionManager$CleanupStrategy$Full
  • org.apache.cassandra.db.composites.Composite
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