Package org.apache.cassandra.dht

Examples of org.apache.cassandra.dht.AbstractBounds$AbstractBoundsSerializer

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        // find the one to start with
        int i;
        for (i = 0; i < ranges.size(); i++)
        {
            AbstractBounds range = ranges.get(i).left;
            if (range.contains(start) || range.left.equals(start))
                break;
        }
        AbstractBounds range = ranges.get(i).left;
        assert range.contains(start) || range.left.equals(start); // make sure the loop didn't just end b/c ranges were exhausted

        // return an iterable that starts w/ the correct range and iterates the rest in ring order
        final int begin = i;
        return new Iterable<Pair<AbstractBounds, List<InetAddress>>>()
        {
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        List<Row> rows;
        try
        {
            IPartitioner p = StorageService.getPartitioner();
            AbstractBounds bounds;
            if (range.start_key == null)
            {
                Token.TokenFactory tokenFactory = p.getTokenFactory();
                Token left = tokenFactory.fromString(range.start_token);
                Token right = tokenFactory.fromString(range.end_token);
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            TDeserializer dser = new TDeserializer(new TBinaryProtocol.Factory());
            IndexClause indexClause = new IndexClause();
            FBUtilities.deserialize(dser, indexClause, in);
            SlicePredicate predicate = new SlicePredicate();
            FBUtilities.deserialize(dser, predicate, in);
            AbstractBounds range = AbstractBounds.serializer().deserialize(in);

            return new IndexScanCommand(keyspace, columnFamily, indexClause, predicate, range);
        }
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        TokenMetadata tokenMetadata = StorageService.instance.getTokenMetadata();

        List<AbstractBounds> ranges = new ArrayList<AbstractBounds>();
        // divide the queryRange into pieces delimited by the ring and minimum tokens
        Iterator<Token> ringIter = TokenMetadata.ringIterator(tokenMetadata.sortedTokens(), queryRange.left, true);
        AbstractBounds remainder = queryRange;
        while (ringIter.hasNext())
        {
            Token token = ringIter.next();
            if (remainder == null || !(remainder.left.equals(token) || remainder.contains(token)))
                // no more splits
                break;
            Pair<AbstractBounds,AbstractBounds> splits = remainder.split(token);
            if (splits.left != null)
                ranges.add(splits.left);
            remainder = splits.right;
        }
        if (remainder != null)
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        TokenMetadata tokenMetadata = StorageService.instance.getTokenMetadata();

        List<AbstractBounds> ranges = new ArrayList<AbstractBounds>();
        // divide the queryRange into pieces delimited by the ring and minimum tokens
        Iterator<Token> ringIter = TokenMetadata.ringIterator(tokenMetadata.sortedTokens(), queryRange.left, true);
        AbstractBounds remainder = queryRange;
        while (ringIter.hasNext())
        {
            Token token = ringIter.next();
            if (remainder == null || !(remainder.left.equals(token) || remainder.contains(token)))
                // no more splits
                break;
            Pair<AbstractBounds,AbstractBounds> splits = remainder.split(token);
            if (splits.left != null)
                ranges.add(splits.left);
            remainder = splits.right;
        }
        if (remainder != null)
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        AbstractType<?> keyType = DatabaseDescriptor.getCFMetaData(keyspace,
                                                                   select.getColumnFamily()).getKeyValidator();
        ByteBuffer startKey = (select.getKeyStart() != null) ? select.getKeyStart().getByteBuffer(keyType) : (new Term()).getByteBuffer();
        ByteBuffer finishKey = (select.getKeyFinish() != null) ? select.getKeyFinish().getByteBuffer(keyType) : (new Term()).getByteBuffer();
        IPartitioner<?> p = StorageService.getPartitioner();
        AbstractBounds bounds = new Bounds(p.getToken(startKey), p.getToken(finishKey));
       
        CFMetaData metadata = validateColumnFamily(keyspace, select.getColumnFamily(), false);
        AbstractType<?> comparator = metadata.getComparatorFor(null);
        // XXX: Our use of Thrift structs internally makes me Sad. :(
        SlicePredicate thriftSlicePredicate = slicePredicateFromSelect(select, comparator);
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        List<Row> rows;
        try
        {
            IPartitioner p = StorageService.getPartitioner();
            AbstractBounds bounds;
            if (range.start_key == null)
            {
                Token.TokenFactory tokenFactory = p.getTokenFactory();
                Token left = tokenFactory.fromString(range.start_token);
                Token right = tokenFactory.fromString(range.end_token);
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        TokenMetadata tokenMetadata = StorageService.instance.getTokenMetadata();

        List<AbstractBounds> ranges = new ArrayList<AbstractBounds>();
        // divide the queryRange into pieces delimited by the ring and minimum tokens
        Iterator<Token> ringIter = TokenMetadata.ringIterator(tokenMetadata.sortedTokens(), queryRange.left, true);
        AbstractBounds remainder = queryRange;
        while (ringIter.hasNext())
        {
            Token token = ringIter.next();
            if (remainder == null || !(remainder.left.equals(token) || remainder.contains(token)))
                // no more splits
                break;
            Pair<AbstractBounds,AbstractBounds> splits = remainder.split(token);
            if (splits.left != null)
                ranges.add(splits.left);
            remainder = splits.right;
        }
        if (remainder != null)
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        SlicePredicate emptyRangePred = new SlicePredicate();
        emptyRangePred.slice_range = emptySliceRange;
        SlicePredicate nonEmptyRangePred = new SlicePredicate();
        nonEmptyRangePred.slice_range = nonEmptySliceRange;
        IPartitioner part = StorageService.getPartitioner();
        AbstractBounds bounds = new Range(part.getRandomToken(), part.getRandomToken());
       
        Message namesCmd = new RangeSliceCommand(Statics.KS, "Standard1", null, namesPred, bounds, 100).getMessage();
        Message emptyRangeCmd = new RangeSliceCommand(Statics.KS, "Standard1", null, emptyRangePred, bounds, 100).getMessage();
        Message regRangeCmd = new RangeSliceCommand(Statics.KS, "Standard1", null,  nonEmptyRangePred, bounds, 100).getMessage();
        Message namesCmdSup = new RangeSliceCommand(Statics.KS, "Super1", Statics.SC, namesPred, bounds, 100).getMessage();
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        TokenMetadata tokenMetadata = StorageService.instance.getTokenMetadata();

        List<AbstractBounds> ranges = new ArrayList<AbstractBounds>();
        // divide the queryRange into pieces delimited by the ring and minimum tokens
        Iterator<Token> ringIter = TokenMetadata.ringIterator(tokenMetadata.sortedTokens(), queryRange.left, true);
        AbstractBounds remainder = queryRange;
        while (ringIter.hasNext())
        {
            Token token = ringIter.next();
            if (remainder == null || !(remainder.left.equals(token) || remainder.contains(token)))
                // no more splits
                break;
            Pair<AbstractBounds,AbstractBounds> splits = remainder.split(token);
            if (splits.left != null)
                ranges.add(splits.left);
            remainder = splits.right;
        }
        if (remainder != null)
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Related Classes of org.apache.cassandra.dht.AbstractBounds$AbstractBoundsSerializer

  • org.apache.cassandra.cql.QueryProcessor
  • org.apache.cassandra.db.IndexScanCommand$IndexScanCommandSerializer
  • org.apache.cassandra.db.RangeSliceCommandSerializer
  • org.apache.cassandra.db.SerializationsTest
  • org.apache.cassandra.service.StorageProxy
  • org.apache.cassandra.thrift.CassandraServer
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