Package org.apache.cassandra.db

Examples of org.apache.cassandra.db.Column

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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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        {
            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(ByteBufferUtil.bytes(key), ByteBufferUtil.bytes(key), 0));
                map.put(key, cf);
            }
            return write(map);
        }
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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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            {
                ColumnDef cdef = itera.next();
                ByteBuffer columnValue = columns.get(ByteBufferUtil.string(cdef.name.duplicate()));
                if (columnValue != null)
                {
                    IColumn 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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    public void testReconcileNormal()
    {
        TimestampClock leftClock = new TimestampClock(1);
        TimestampClock rightClock = new TimestampClock(2);

        Column left = new Column(
                "x".getBytes(),
                new byte[] {},
                leftClock);
        Column right = new Column(
                "x".getBytes(),
                new byte[] {},
                rightClock);
       
        Column reconciled = reconciler.reconcile(left, right);

        assertFalse(reconciled.isMarkedForDelete());
        assertEquals(reconciled, right);
    }
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    public void testReconcileDeleted()
    {
        TimestampClock leftClock = new TimestampClock(2);
        TimestampClock rightClock = new TimestampClock(1);

        Column left = new DeletedColumn(
                "x".getBytes(),
                new byte[] {},
                leftClock);
        Column right = new Column(
                "x".getBytes(),
                new byte[] {},
                rightClock);
       
        Column reconciled = reconciler.reconcile(left, right);

        assertTrue(reconciled.isMarkedForDelete());
        assertEquals(reconciled, left);
    }
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            // the read-before-write this operation requires limits its usefulness on big lists, so in practice
            // toDiscard will be small and keeping a list will be more efficient.
            List<ByteBuffer> toDiscard = ((Lists.Value)value).elements;
            for (Pair<ByteBuffer, Column> p : existingList)
            {
                Column element = p.right;
                if (toDiscard.contains(element.value()))
                    cf.addColumn(params.makeTombstone(element.name()));
            }
        }
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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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