me.prettyprint.cassandra.service
Class ColumnSliceIterator<K,N,V>

java.lang.Object
  me.prettyprint.cassandra.service.ColumnSliceIterator<K,N,V>

All Implemented Interfaces:

Iterator

public class ColumnSliceIterator<K,N,V>
extends Object
implements Iterator

Author:

thrykol

Nested Class Summary

static interface

ColumnSliceIterator.ColumnSliceFinish<N> When iterating over a ColumnSlice, it may be desirable to move the finish point for each query.

Constructor Summary

ColumnSliceIterator(SliceQuery<K,N,V> query, N start, ColumnSliceIterator.ColumnSliceFinish<N> finish, boolean reversed)
Constructor

ColumnSliceIterator(SliceQuery<K,N,V> query, N start, N finish, boolean reversed)
Constructor

Method Summary

boolean	hasNext()
HColumn<N,V>	next()
void	remove()

Methods inherited from class java.lang.Object

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

Constructor Detail

ColumnSliceIterator

public ColumnSliceIterator(SliceQuery<K,N,V> query,
                           N start,
                           N finish,
                           boolean reversed)

Constructor

Parameters:

query - Base SliceQuery to execute

start - Starting point of the range

finish - Finish point of the range.

reversed - Whether or not the columns should be reversed

ColumnSliceIterator

public ColumnSliceIterator(SliceQuery<K,N,V> query,
                           N start,
                           ColumnSliceIterator.ColumnSliceFinish<N> finish,
                           boolean reversed)

Constructor

Parameters:

query - Base SliceQuery to execute

start - Starting point of the range

finish - Finish point of the range. Allows for a dynamically determined point

reversed - Whether or not the columns should be reversed

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator

next

public HColumn<N,V> next()

Specified by:

next in interface Iterator

remove

public void remove()

Specified by:

remove in interface Iterator