org.apache.cassandra.db.columniterator

Class SSTableNamesIterator

java.lang.Object

com.google.common.collect.UnmodifiableIterator<T>

com.google.common.collect.AbstractIterator<OnDiskAtom>

org.apache.cassandra.db.columniterator.SimpleAbstractColumnIterator

org.apache.cassandra.db.columniterator.SSTableNamesIterator

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, java.util.Iterator<OnDiskAtom>, ISSTableColumnIterator, OnDiskAtomIterator, CloseableIterator<OnDiskAtom>

public class SSTableNamesIterator
extends SimpleAbstractColumnIterator
implements ISSTableColumnIterator

Field Summary

Fields

Modifier and Type	Field and Description
java.util.SortedSet<java.nio.ByteBuffer>	columns
DecoratedKey	key

Constructor Summary

Constructors

Constructor and Description
SSTableNamesIterator(SSTableReader sstable, DecoratedKey key, java.util.SortedSet<java.nio.ByteBuffer> columns)
SSTableNamesIterator(SSTableReader sstable, FileDataInput file, DecoratedKey key, java.util.SortedSet<java.nio.ByteBuffer> columns, RowIndexEntry indexEntry)

Method Summary

Methods

Modifier and Type	Method and Description
protected OnDiskAtom	computeNext()
ColumnFamily	getColumnFamily()
DecoratedKey	getKey()
SSTableReader	getSStable()

Methods inherited from class org.apache.cassandra.db.columniterator.SimpleAbstractColumnIterator

close

Methods inherited from class com.google.common.collect.AbstractIterator

endOfData, hasNext, next, peek

Methods inherited from class com.google.common.collect.UnmodifiableIterator

remove

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.cassandra.db.columniterator.OnDiskAtomIterator

close

Methods inherited from interface java.util.Iterator

hasNext, next, remove

Field Detail

columns

public final java.util.SortedSet<java.nio.ByteBuffer> columns

key

public final DecoratedKey key

Constructor Detail

SSTableNamesIterator

public SSTableNamesIterator(SSTableReader sstable,
                    DecoratedKey key,
                    java.util.SortedSet<java.nio.ByteBuffer> columns)

SSTableNamesIterator

public SSTableNamesIterator(SSTableReader sstable,
                    FileDataInput file,
                    DecoratedKey key,
                    java.util.SortedSet<java.nio.ByteBuffer> columns,
                    RowIndexEntry indexEntry)

Method Detail

getSStable

public SSTableReader getSStable()

Specified by:

getSStable in interface ISSTableColumnIterator

getKey

public DecoratedKey getKey()

Specified by:

getKey in interface OnDiskAtomIterator

Returns:

the current row key

getColumnFamily

public ColumnFamily getColumnFamily()

Specified by:

getColumnFamily in interface OnDiskAtomIterator

Returns:

A ColumnFamily holding metadata for the row being iterated. Do not modify this CF. Whether it is empty or not is implementation-dependent.

computeNext

protected OnDiskAtom computeNext()

Specified by:

computeNext in class com.google.common.collect.AbstractIterator<OnDiskAtom>