org.apache.cassandra.db

Class SuperColumns

java.lang.Object

org.apache.cassandra.db.SuperColumns

public class SuperColumns
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
SuperColumns()

Method Summary

Modifier and Type	Method and Description
static void	deserializerSuperColumnFamily(java.io.DataInput in, ColumnFamily cf, ColumnSerializer.Flag flag, int version)
static Composite	endOf(java.nio.ByteBuffer scName)
static IDiskAtomFilter	fromSCFilter(CellNameType type, java.nio.ByteBuffer scName, IDiskAtomFilter filter)
static IDiskAtomFilter	fromSCNamesFilter(CellNameType type, java.nio.ByteBuffer scName, NamesQueryFilter filter)
static SliceQueryFilter	fromSCSliceFilter(CellNameType type, java.nio.ByteBuffer scName, SliceQueryFilter filter)
static AbstractType<?>	getComparatorFor(CFMetaData metadata, boolean subColumn)
static AbstractType<?>	getComparatorFor(CFMetaData metadata, java.nio.ByteBuffer superColumn)
static java.util.Iterator<OnDiskAtom>	onDiskIterator(java.io.DataInput in, int superColumnCount, ColumnSerializer.Flag flag, int expireBefore, CellNameType type)
static java.nio.ByteBuffer	scName(Composite columnName)
static CellNameType	scNameType(CellNameType type)
static Composite	startOf(java.nio.ByteBuffer scName)
static java.nio.ByteBuffer	subName(Composite columnName)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SuperColumns

public SuperColumns()

Method Detail

onDiskIterator

public static java.util.Iterator<OnDiskAtom> onDiskIterator(java.io.DataInput in,
                                                            int superColumnCount,
                                                            ColumnSerializer.Flag flag,
                                                            int expireBefore,
                                                            CellNameType type)

deserializerSuperColumnFamily

public static void deserializerSuperColumnFamily(java.io.DataInput in,
                                                 ColumnFamily cf,
                                                 ColumnSerializer.Flag flag,
                                                 int version)
                                          throws java.io.IOException

Throws:

java.io.IOException

scNameType

public static CellNameType scNameType(CellNameType type)

getComparatorFor

public static AbstractType<?> getComparatorFor(CFMetaData metadata,
                                               java.nio.ByteBuffer superColumn)

getComparatorFor

public static AbstractType<?> getComparatorFor(CFMetaData metadata,
                                               boolean subColumn)

scName

public static java.nio.ByteBuffer scName(Composite columnName)

subName

public static java.nio.ByteBuffer subName(Composite columnName)

startOf

public static Composite startOf(java.nio.ByteBuffer scName)

endOf

public static Composite endOf(java.nio.ByteBuffer scName)

fromSCFilter

public static IDiskAtomFilter fromSCFilter(CellNameType type,
                                           java.nio.ByteBuffer scName,
                                           IDiskAtomFilter filter)

fromSCNamesFilter

public static IDiskAtomFilter fromSCNamesFilter(CellNameType type,
                                                java.nio.ByteBuffer scName,
                                                NamesQueryFilter filter)

fromSCSliceFilter

public static SliceQueryFilter fromSCSliceFilter(CellNameType type,
                                                 java.nio.ByteBuffer scName,
                                                 SliceQueryFilter filter)