org.apache.hadoop.hbase.util

Class ByteBufferArray.BufferIterator

java.lang.Object

org.apache.hadoop.hbase.util.ByteBufferArray.BufferIterator

All Implemented Interfaces:

Iterator<ByteBuffer>

Enclosing class:

ByteBufferArray

private class ByteBufferArray.BufferIterator
extends Object
implements Iterator<ByteBuffer>

Iterator to fetch ByteBuffers from offset with given length in this big logical array.

Field Summary

Fields

Modifier and Type	Field and Description
private int	curIndex
private int	endBuffer
private int	endOffset
private int	len
private int	startBuffer
private int	startOffset
private int	sum

Constructor Summary

Constructors

Constructor and Description
BufferIterator(long offset, int len)

Method Summary

Modifier and Type	Method and Description
(package private) int	getBufferCount()
(package private) int	getSum()
boolean	hasNext()
private int	index(long pos)
ByteBuffer	next() The returned ByteBuffer is an sliced one, it won't affect the position or limit of the original one.
private int	offset(long pos)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Field Detail

len

private final int len

startBuffer

private int startBuffer

startOffset

private int startOffset

endBuffer

private int endBuffer

endOffset

private int endOffset

curIndex

private int curIndex

sum

private int sum

Constructor Detail

BufferIterator

public BufferIterator(long offset,
                      int len)

Method Detail

index

private int index(long pos)

offset

private int offset(long pos)

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<ByteBuffer>

next

public ByteBuffer next()

The returned ByteBuffer is an sliced one, it won't affect the position or limit of the original one.

Specified by:

next in interface Iterator<ByteBuffer>

getSum

int getSum()

getBufferCount

int getBufferCount()