Package org.apache.cassandra.db

Examples of org.apache.cassandra.db.Column

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            {
                ColumnDef cdef = itera.next();
                ByteBuffer columnValue = columns.get(ByteBufferUtil.string(cdef.name.duplicate()));
                if (columnValue != null)
                {
                    Column column = new Column(cdef.name, columnValue);
                    tuple.set(i, columnToTuple(column, cfDef, UTF8Type.instance));
                }
                else
                    tuple.set(i, TupleFactory.getInstance().newTuple());
                i++;
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        {
            byte[] name = new byte[in.readInt()];
            in.readFully(name);
            byte[] value = new byte[in.readInt()];
            in.readFully(value);
            cols.add(new Column(ByteBuffer.wrap(name), ByteBuffer.wrap(value)));
        }
        in.close();
        return cols;
    }
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        {
            byte[] name = new byte[in.readInt()];
            in.readFully(name);
            byte[] value = new byte[in.readInt()];
            in.readFully(value);
            cols.add(new Column(ByteBuffer.wrap(name), ByteBuffer.wrap(value)));
        }
        in.close();
        return cols;
    }
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        {
            Map<String, ColumnFamily> map = new HashMap<String, ColumnFamily>();
            for (String key : keys)
            {
                ColumnFamily cf = ColumnFamily.create(ksname, cfname);
                cf.addColumn(new Column(ByteBuffer.wrap(key.getBytes()), ByteBuffer.wrap(key.getBytes()), 0));
                map.put(key, cf);
            }
            return write(map);
        }
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    {
        ColumnFamily baseColumnFamily;
        DataOutputBuffer bufOut = new DataOutputBuffer();
        RowMutation rm;
        Message message;
        Column column;

        /* Get the first column family from list, this is just to get past validation */
        baseColumnFamily = new ColumnFamily(ColumnFamilyType.Standard,
                                            DatabaseDescriptor.getComparator(keyspace, columnFamily),
                                            DatabaseDescriptor.getSubComparator(keyspace, columnFamily),
                                            CFMetaData.getId(keyspace, columnFamily));
       
        for(ColumnFamily cf : columnFamilies) {
            bufOut.reset();
            ColumnFamily.serializer().serializeWithIndexes(cf, bufOut);
            byte[] data = new byte[bufOut.getLength()];
            System.arraycopy(bufOut.getData(), 0, data, 0, bufOut.getLength());

            column = new Column(FBUtilities.toByteBuffer(cf.id()), ByteBuffer.wrap(data), 0);
            baseColumnFamily.addColumn(column);
        }
        rm = new RowMutation(keyspace, ByteBuffer.wrap(key));
        rm.add(baseColumnFamily);

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        private List<Column> unthriftifySuper(SuperColumn super_column)
        {
            List<Column> columns = new ArrayList<Column>(super_column.columns.size());
            for (org.apache.cassandra.thrift.Column column : super_column.columns)
            {
                Column c = unthriftifySimple(column);
                columns.add(c.withUpdatedName(CompositeType.build(super_column.name, c.name())));
            }
            return columns;
        }
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            return columns;
        }

        protected Column unthriftifySimple(org.apache.cassandra.thrift.Column column)
        {
            return new Column(column.name, column.value, column.timestamp);
        }
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        private Column unthriftifyCounter(CounterColumn column)
        {
            //CounterColumns read the counterID from the System keyspace, so need the StorageService running and access
            //to cassandra.yaml. To avoid a Hadoop needing access to yaml return a regular Column.
            return new Column(column.name, ByteBufferUtil.bytes(column.value), 0);
        }
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        private List<Column> unthriftifySuperCounter(CounterSuperColumn super_column)
        {
            List<Column> columns = new ArrayList<Column>(super_column.columns.size());
            for (CounterColumn column : super_column.columns)
            {
                Column c = unthriftifyCounter(column);
                columns.add(c.withUpdatedName(CompositeType.build(super_column.name, c.name())));
            }
            return columns;
        }
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            {
                ColumnDef cdef = itera.next();
                ByteBuffer columnValue = columns.get(ByteBufferUtil.string(cdef.name.duplicate()));
                if (columnValue != null)
                {
                    Column column = new Column(cdef.name, columnValue);
                    AbstractType<?> validator = getValidatorMap(cfDef).get(column.name());
                    setTupleValue(tuple, i, cqlColumnToObj(column, cfDef), validator);
                }
                else
                    tuple.set(i, null);
                i++;
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Related Classes of org.apache.cassandra.db.Column

  • com.netflix.aegisthus.mapred.reduce.CassSSTableReducer$Reduce
  • org.apache.cassandra.bulkloader.CassandraBulkLoader
  • org.apache.cassandra.cql3.CFDefinition
  • org.apache.cassandra.cql3.Lists$Discarder
  • org.apache.cassandra.db.clock.TimestampReconcilerTest
  • org.apache.cassandra.db.IClock.ClockRelationship
  • org.apache.cassandra.db.index.keys.KeysIndex
  • org.apache.cassandra.db.marshal.AbstractType
  • org.apache.cassandra.hadoop.ColumnFamilyOutputReducer
  • org.apache.cassandra.hadoop.ColumnFamilyRecordReader$RowIterator
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