Package org.apache.cassandra.io.util

Examples of org.apache.cassandra.io.util.FileMark

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            if (comparator.compare(name, indexInfo.firstName) < 0)
                continue;
            ranges.add(indexInfo);
        }

        FileMark mark = file.mark();
        for (IndexHelper.IndexInfo indexInfo : ranges)
        {
            file.reset(mark);
            FileUtils.skipBytesFully(file, indexInfo.offset);
            // TODO only completely deserialize columns we are interested in
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            if (file == null)
                file = createFileDataInput(positionToSeek);

            AtomDeserializer deserializer = cf.metadata().getOnDiskDeserializer(file, sstable.descriptor.version);
            file.seek(positionToSeek);
            FileMark mark = file.mark();
            while (file.bytesPastMark(mark) < indexInfo.width && nextToFetch != null)
            {
                int cmp = deserializer.compareNextTo(nextToFetch);
                if (cmp == 0)
                {
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                file = originalInput == null ? sstable.getFileDataInput(positionToSeek) : originalInput;

            AtomDeserializer deserializer = emptyColumnFamily.metadata().getOnDiskDeserializer(file, sstable.descriptor.version);

            file.seek(positionToSeek);
            FileMark mark = file.mark();

            // We remenber when we are whithin a slice to avoid some comparison
            boolean inSlice = false;

            // scan from index start
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    {
        int columnIndexSize = in.readInt();
        if (columnIndexSize == 0)
            return Collections.<IndexInfo>emptyList();
        ArrayList<IndexInfo> indexList = new ArrayList<IndexInfo>();
        FileMark mark = in.mark();
        while (in.bytesPastMark(mark) < columnIndexSize)
        {
            indexList.add(IndexInfo.deserialize(in));
        }
        assert in.bytesPastMark(mark) == columnIndexSize;
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                file = createFileDataInput(positionToSeek);

            // We'll read as much atom as there is in the index block, so provide a bogus atom count
            Iterator<OnDiskAtom> atomIterator = cf.metadata().getOnDiskIterator(file, Integer.MAX_VALUE, sstable.descriptor.version);
            file.seek(positionToSeek);
            FileMark mark = file.mark();
            // TODO only completely deserialize columns we are interested in
            while (file.bytesPastMark(mark) < indexInfo.width)
            {
                OnDiskAtom column = atomIterator.next();
                // we check vs the original Set, not the filtered List, for efficiency
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            // Give a bogus atom count since we'll deserialize as long as we're
            // within the index block but we don't know how much atom is there
            Iterator<OnDiskAtom> atomIterator = emptyColumnFamily.metadata().getOnDiskIterator(file, Integer.MAX_VALUE, sstable.descriptor.version);
            file.seek(positionToSeek);
            FileMark mark = file.mark();

            // We remenber when we are whithin a slice to avoid some comparison
            boolean inSlice = false;

            // scan from index start
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            if (file == null)
                file = originalInput == null ? sstable.getFileDataInput(positionToSeek) : originalInput;

            OnDiskAtom.Serializer atomSerializer = emptyColumnFamily.getOnDiskSerializer();
            file.seek(positionToSeek);
            FileMark mark = file.mark();

            // We remenber when we are whithin a slice to avoid some comparison
            boolean inSlice = false;

            // scan from index start
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    {
        int columnIndexSize = in.readInt();
        if (columnIndexSize == 0)
            return Collections.<IndexInfo>emptyList();
        ArrayList<IndexInfo> indexList = new ArrayList<IndexInfo>();
        FileMark mark = in.mark();
        while (in.bytesPastMark(mark) < columnIndexSize)
        {
            indexList.add(IndexInfo.deserialize(in));
        }
        assert in.bytesPastMark(mark) == columnIndexSize;
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            if (file == null)
                file = createFileDataInput(positionToSeek);

            OnDiskAtom.Serializer atomSerializer = cf.getOnDiskSerializer();
            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
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            // Give a bogus atom count since we'll deserialize as long as we're
            // within the index block but we don't know how much atom is there
            Iterator<OnDiskAtom> atomIterator = emptyColumnFamily.metadata().getOnDiskIterator(file, Integer.MAX_VALUE, sstable.descriptor.version);
            file.seek(positionToSeek);
            FileMark mark = file.mark();

            // We remenber when we are whithin a slice to avoid some comparison
            boolean inSlice = false;

            // scan from index start
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Related Classes of org.apache.cassandra.io.util.FileMark

  • org.apache.cassandra.db.columniterator.IndexedSliceReader$IndexedBlockFetcher
  • org.apache.cassandra.db.columniterator.SSTableNamesIterator
  • org.apache.cassandra.io.compress.CompressedRandomAccessReaderTest
  • org.apache.cassandra.io.sstable.format.big.IndexedSliceReader$IndexedBlockFetcher
  • org.apache.cassandra.io.sstable.format.big.SSTableNamesIterator
  • org.apache.cassandra.io.sstable.IndexHelper
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