org.freehep.record.source
Interface RandomAccessRecordSource

All Superinterfaces:

SequentialRecordSource

All Known Subinterfaces:

TaggedRecordSource

public interface RandomAccessRecordSource

extends SequentialRecordSource

A record source which (efficiently) supports random access.

Version:

$Id: RandomAccessRecordSource.java,v 1.1 2003/03/10 21:56:05 tonyj Exp $

Source Code:

RandomAccessRecordSource.java

Field Summary

Fields inherited from interface org.freehep.record.source.SequentialRecordSource

UNKNOWN

Method Summary

int	currentIndex() Return the index of the current record.
void	goToRecord(int index) Go to a specific record, specified by index.

Methods inherited from interface org.freehep.record.source.SequentialRecordSource

close, getCurrentRecord, getEstimatedSize, getRecordClass, getSourceName, next, releaseRecord, rewind

Method Detail

goToRecord

public void goToRecord(int index)
                throws NoSuchRecordException

Go to a specific record, specified by index.

Parameters:

index - The index of the record to access (numbered from 0).

Throws:

NoSuchRecordException - If the specified record does not exist.

currentIndex

public int currentIndex()

Return the index of the current record.