Package org.apache.cassandra.db

Examples of org.apache.cassandra.db.RowIndexEntry$Serializer

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            {
                if (ci.isStopRequested())
                    throw new CompactionInterruptedException(ci.getCompactionInfo());

                AbstractCompactedRow row = iter.next();
                RowIndexEntry indexEntry = writer.append(row);
                if (indexEntry == null)
                {
                    controller.invalidateCachedRow(row.key);
                    row.close();
                    continue;
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        public OnDiskAtomIterator next()
        {
            try
            {
                final DecoratedKey currentKey;
                final RowIndexEntry currentEntry;

                if (row == null)
                {
                    currentKey = sstable.decodeKey(ByteBufferUtil.readWithShortLength(ifile));
                    currentEntry = RowIndexEntry.serializer.deserialize(ifile, sstable.descriptor.version);
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        assert columns != null;
        this.sstable = sstable;
        this.columns = columns;
        this.key = key;

        RowIndexEntry indexEntry = sstable.getPosition(key, SSTableReader.Operator.EQ);
        if (indexEntry == null)
            return;

        try
        {
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    public class KeyCacheSerializer implements CacheSerializer<KeyCacheKey, RowIndexEntry>
    {
        public void serialize(KeyCacheKey key, DataOutput out) throws IOException
        {
            RowIndexEntry entry = CacheService.instance.keyCache.get(key);
            if (entry == null)
                return;
            ByteBufferUtil.writeWithLength(key.key, out);
            Descriptor desc = key.desc;
            out.writeInt(desc.generation);
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            if (reader == null)
            {
                RowIndexEntry.serializer.skipPromotedIndex(input);
                return null;
            }
            RowIndexEntry entry;
            if (input.readBoolean())
                entry = RowIndexEntry.serializer.deserialize(input, reader.descriptor.version);
            else
                entry = reader.getPosition(reader.partitioner.decorateKey(key), Operator.EQ);
            return Futures.immediateFuture(Pair.create(new KeyCacheKey(reader.descriptor, key), entry));
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            {
                DecoratedKey dk = cfs.partitioner.decorateKey(key);

                for (SSTableReader sstable : cfs.getSSTables())
                {
                    RowIndexEntry entry = sstable.getPosition(dk, Operator.EQ);
                    if (entry != null)
                        keyCache.put(new KeyCacheKey(sstable.descriptor, key), entry);
                }
            }
        }
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    public class KeyCacheSerializer implements CacheSerializer<KeyCacheKey, RowIndexEntry>
    {
        public void serialize(KeyCacheKey key, DataOutput out) throws IOException
        {
            RowIndexEntry entry = CacheService.instance.keyCache.get(key);
            if (entry == null)
                return;
            ByteBufferUtil.writeWithLength(key.key, out);
            Descriptor desc = key.desc;
            out.writeInt(desc.generation);
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            if (reader == null)
            {
                RowIndexEntry.serializer.skipPromotedIndex(input);
                return null;
            }
            RowIndexEntry entry;
            if (input.readBoolean())
                entry = RowIndexEntry.serializer.deserialize(input, reader.descriptor.version);
            else
                entry = reader.getPosition(reader.partitioner.decorateKey(key), Operator.EQ);
            return Futures.immediateFuture(Pair.create(new KeyCacheKey(reader.descriptor, key), entry));
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            {
                DecoratedKey dk = cfs.partitioner.decorateKey(key);

                for (SSTableReader sstable : cfs.getSSTables())
                {
                    RowIndexEntry entry = sstable.getPosition(dk, Operator.EQ);
                    if (entry != null)
                        keyCache.put(new KeyCacheKey(sstable.descriptor, key), entry);
                }
            }
        }
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    public RowIndexEntry append(AbstractCompactedRow row)
    {
        // we do this before appending to ensure we can resetAndTruncate() safely if the append fails
        maybeReopenEarly(row.key);
        RowIndexEntry index = writer.append(row);
        if (!isOffline)
        {
            if (index == null)
            {
                cfs.invalidateCachedRow(row.key);
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