org.sindice.siren.index.codecs.siren10

Class NodBlockIndexInput.NodBlockReader

java.lang.Object

org.sindice.siren.index.codecs.block.BlockIndexInput.BlockReader

org.sindice.siren.index.codecs.siren10.NodBlockIndexInput.NodBlockReader

Enclosing class:

NodBlockIndexInput

protected class NodBlockIndexInput.NodBlockReader
extends BlockIndexInput.BlockReader

Implementation of the BlockReader for the .nod file.

Read and decode blocks containing the the node labels and term frequencies.

Field Summary

Fields inherited from class org.sindice.siren.index.codecs.block.BlockIndexInput.BlockReader

in

Method Summary

Methods

Modifier and Type	Method and Description
void	initBlock() Init reader for new block
boolean	isExhausted()
org.apache.lucene.util.IntsRef	nextNode() Decode and return the next node label of the current block.
int	nextTermFreqInNode() Decode and return the next term frequency of the current block.
protected void	readHeader() Read and decode block header
void	resetCurrentNode()
protected void	skipData() Skip remaining data in the block and advance input stream pointer.

Methods inherited from class org.sindice.siren.index.codecs.block.BlockIndexInput.BlockReader

getMinimumBufferSize, init, nextBlock, seek

Methods inherited from class java.lang.Object

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

Method Detail

readHeader

protected void readHeader()
                   throws IOException

Description copied from class: BlockIndexInput.BlockReader

Read and decode block header

Specified by:

readHeader in class BlockIndexInput.BlockReader

Throws:

IOException

skipData

protected void skipData()
                 throws IOException

Description copied from class: BlockIndexInput.BlockReader

Skip remaining data in the block and advance input stream pointer.

Specified by:

skipData in class BlockIndexInput.BlockReader

Throws:

IOException

nextNode

public org.apache.lucene.util.IntsRef nextNode()
                                        throws IOException

Decode and return the next node label of the current block.

The IntsRef returned is a slice of the uncompressed node block.

Throws:

IOException

nextTermFreqInNode

public int nextTermFreqInNode()
                       throws IOException

Decode and return the next term frequency of the current block.

Throws:

IOException

isExhausted

public boolean isExhausted()

Specified by:

isExhausted in class BlockIndexInput.BlockReader

initBlock

public void initBlock()

Description copied from class: BlockIndexInput.BlockReader

Init reader for new block

Specified by:

initBlock in class BlockIndexInput.BlockReader

resetCurrentNode

public void resetCurrentNode()