Package org.apache.cassandra.db.marshal

Examples of org.apache.cassandra.db.marshal.CompositeType

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     */
    public static List<ByteBuffer> minComponents(List<ByteBuffer> minSeen, ByteBuffer candidate, AbstractType<?> comparator)
    {
        if (comparator instanceof CompositeType)
        {
            CompositeType ct = (CompositeType)comparator;
            if (minSeen.isEmpty())
                return Arrays.asList(ct.split(candidate));

            int typeCount = getTypeCount(ct);

            List<ByteBuffer> components = Arrays.asList(ct.split(candidate));
            List<ByteBuffer> biggest = minSeen.size() > components.size() ? minSeen : components;
            // if typecount is less than both the components and maxseen, we only collect typecount columns.
            int minSize = Math.min(typeCount, Math.min(components.size(), minSeen.size()));
            int maxSize = Math.min(typeCount, biggest.size());
            List<ByteBuffer> retList = new ArrayList<ByteBuffer>(maxSize);
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        if (candidates.isEmpty())
            return minColumnNames;

        if (columnNameComparator instanceof CompositeType)
        {
            CompositeType ct = (CompositeType)columnNameComparator;
            List<ByteBuffer> biggest = minColumnNames.size() > candidates.size() ? minColumnNames : candidates;
            int typeCount = getTypeCount(ct);
            int minSize = Math.min(typeCount, Math.min(minColumnNames.size(), candidates.size()));
            int maxSize = Math.min(typeCount, biggest.size());
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        if (candidates.isEmpty())
            return maxColumnNames;

        if (columnNameComparator instanceof CompositeType)
        {
            CompositeType ct = (CompositeType)columnNameComparator;
            List<ByteBuffer> biggest = maxColumnNames.size() > candidates.size() ? maxColumnNames : candidates;
            int typeCount = getTypeCount(ct);
            int minSize = Math.min(typeCount, Math.min(maxColumnNames.size(), candidates.size()));
            int maxSize = Math.min(typeCount, biggest.size());
            List<ByteBuffer> retList = new ArrayList<ByteBuffer>(maxSize);
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        cfs.truncate().get();

        ByteBuffer rowKey = ByteBufferUtil.bytes("k1");
        ByteBuffer clusterKey = ByteBufferUtil.bytes("ck1");
        ByteBuffer colName = ByteBufferUtil.bytes("col1");
        CompositeType baseComparator = (CompositeType)cfs.getComparator();
        CompositeType.Builder builder = baseComparator.builder();
        builder.add(clusterKey);
        builder.add(colName);
        ByteBuffer compositeName = builder.build();

        ByteBuffer val1 = ByteBufferUtil.bytes("v1");
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        this.cfm = cfm;

        if (cfm.getKeyValidator() instanceof CompositeType)
        {
            this.hasCompositeKey = true;
            CompositeType keyComposite = (CompositeType)cfm.getKeyValidator();
            assert keyComposite.types.size() > 1;
            for (int i = 0; i < keyComposite.types.size(); i++)
            {
                ColumnIdentifier id = getKeyId(cfm, i);
                this.keys.put(id, new Name(cfm.ksName, cfm.cfName, id, Name.Kind.KEY_ALIAS, i, keyComposite.types.get(i)));
            }
        }
        else
        {
            this.hasCompositeKey = false;
            ColumnIdentifier id = getKeyId(cfm, 0);
            this.keys.put(id, new Name(cfm.ksName, cfm.cfName, id, Name.Kind.KEY_ALIAS, 0, cfm.getKeyValidator()));
        }

        if (cfm.comparator instanceof CompositeType)
        {
            this.isComposite = true;
            CompositeType composite = (CompositeType)cfm.comparator;
            /*
             * We are a "sparse" composite, i.e. a non-compact one, if either:
             *   - the last type of the composite is a ColumnToCollectionType
             *   - or we have one less alias than of composite types and the last type is UTF8Type.
             *
 
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    public ColumnToCollectionType getCollectionType()
    {
        if (!hasCollections)
            return null;

        CompositeType composite = (CompositeType)cfm.comparator;
        return (ColumnToCollectionType)composite.types.get(composite.types.size() - 1);
    }
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        {
            cd.setIndexType(IndexType.CUSTOM, Collections.singletonMap(SecondaryIndex.CUSTOM_INDEX_OPTION_NAME, indexClass));
        }
        else if (cfDef.isComposite)
        {
            CompositeType composite = (CompositeType)cfm.comparator;
            Map<String, String> opts = new HashMap<String, String>();
            opts.put(CompositesIndex.PREFIX_SIZE_OPTION, String.valueOf(composite.types.size() - (cfDef.hasCollections ? 2 : 1)));
            cd.setIndexType(IndexType.COMPOSITES, opts);
        }
        else
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        Keyspace keyspace = Keyspace.open("Keyspace1");

        ColumnFamilyStore cfs = keyspace.getColumnFamilyStore("StandardComposite2");
        cfs.disableAutoCompaction();

        CompositeType ct = CompositeType.getInstance(BytesType.instance, IntegerType.instance);
        DecoratedKey key = Util.dk("k");
        for (int j = 0; j < 10; j++)
        {
            for (int i = 0; i < 10; i++)
            {
                RowMutation rm = new RowMutation("Keyspace1", key.key);
                ByteBuffer colName = ct.builder().add(ByteBufferUtil.bytes("a" + i)).add(ByteBufferUtil.bytes(j*10 + i)).build();
                rm.add("StandardComposite2", colName, ByteBufferUtil.EMPTY_BYTE_BUFFER, 0);
                rm.apply();
            }
            cfs.forceBlockingFlush();
        }
        ByteBuffer start = ct.builder().add(ByteBufferUtil.bytes("a5")).add(ByteBufferUtil.bytes(85)).build();
        ByteBuffer finish = ct.builder().add(ByteBufferUtil.bytes("a5")).buildAsEndOfRange();
        cfs.metric.sstablesPerReadHistogram.cf.clear();
        ColumnFamily cf = cfs.getColumnFamily(key, start, finish, false, 1000, System.currentTimeMillis());
        int colCount = 0;
        for (Column c : cf)
            colCount++;
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    {
        // Testing for the bug of #6748
        String keyspace = "cql_keyspace";
        String table = "table2";
        ColumnFamilyStore cfs = Keyspace.open(keyspace).getColumnFamilyStore(table);
        CompositeType ct = (CompositeType)cfs.metadata.comparator;

        // Insert rows but with a tombstone as last cell
        for (int i = 0; i < 5; i++)
            processInternal(String.format("INSERT INTO %s.%s (k, c, v) VALUES ('k%d', 'c%d', null)", keyspace, table, 0, i));

        SliceQueryFilter filter = new SliceQueryFilter(ColumnSlice.ALL_COLUMNS_ARRAY, false, 100);
        QueryPager pager = QueryPagers.localPager(new SliceFromReadCommand(keyspace, bytes("k0"), table, 0, filter));

        for (int i = 0; i < 5; i++)
        {
            List<Row> page = pager.fetchPage(1);
            assertEquals(toString(page), 1, page.size());
            // The only live cell we should have each time is the row marker
            assertRow(page.get(0), "k0", ct.decompose("c" + i, ""));
        }
    }
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        IDiskAtomFilter filter;
        if (predicate.column_names != null)
        {
            if (metadata.isSuper())
            {
                CompositeType type = (CompositeType)metadata.comparator;
                SortedSet s = new TreeSet<ByteBuffer>(parent.isSetSuper_column() ? type.types.get(1) : type.types.get(0));
                s.addAll(predicate.column_names);
                filter = SuperColumns.fromSCNamesFilter(type, parent.bufferForSuper_column(), new NamesQueryFilter(s));
            }
            else
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Related Classes of org.apache.cassandra.db.marshal.CompositeType

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  • com.netflix.astyanax.serializers.SerializersTest
  • com.stratio.cassandra.index.util.ByteBufferUtils
  • org.apache.cassandra.config.CFMetaData
  • org.apache.cassandra.cql3.CFDefinition
  • org.apache.cassandra.cql3.statements.CreateColumnFamilyStatement
  • org.apache.cassandra.cql3.statements.CreateIndexStatement
  • org.apache.cassandra.cql3.statements.SelectStatement
  • org.apache.cassandra.db.ColumnFamilyStoreTest
  • org.apache.cassandra.db.index.composites.CompositesSearcher
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