dragon.ir.index.sequence

Interface SequenceReader

All Known Implementing Classes:

OnlineSequenceBase, SequenceFileReader

public interface SequenceReader

Interface of Sequence Reader

Description:

Copyright: Copyright (c) 2005

Company: IST, Drexel University

Version:

1.0

Author:

Davis Zhou

Method Summary

Modifier and Type	Method and Description
void	close()
int[]	getSequence(int index) For example, a document or a setence could be treated as a seuqnce.
int	getSequenceLength(int index)
void	initialize() It is required to call this method before reading out sequence information from indexing files.

Method Detail

initialize

void initialize()

It is required to call this method before reading out sequence information from indexing files.

close

void close()

getSequence

int[] getSequence(int index)

For example, a document or a setence could be treated as a seuqnce.

Parameters:

index: - the index of the sequence

Returns:

the sequence information

getSequenceLength

int getSequenceLength(int index)

Parameters:

index: - the index of the sequence

Returns:

the length of the index-th sequence