org.wdssii.webindex.servlet
Class IndexRecordList

java.lang.Object
  org.wdssii.webindex.servlet.IndexRecordList

public class IndexRecordList
extends Object

Transfer object containing a number of IndexRecordBeans corresponding to a source.

Version:

$Id: IndexRecordList.java,v 1.4 2007/10/29 20:46:15 lakshman Exp $

Author:

Lakshman

Field Summary

private long	lastNumber
private IndexRecordBean[]	records
static int	RETURN_ALL_RECORDS
static int	RETURN_LATEST_ONLY
private String	source

Constructor Summary

private

IndexRecordList(String source, IndexRecordBean[] indexRecords, long lastNumber) the IndexRecords should already be sorted.

Method Summary

long	getLastNumber() returns -ve if no IndexRecords are here.
IndexRecordBean[]	getRecords() The list can be empty, but it won't be null.
private IndexRecordBean[]	getRecordsAfterIndex(int start)
String	getSource() Name of source
IndexRecordList	newInstance(long lastRead) Returns a cloned copy of this TO, pruned to the number of the last IndexRecord specified.
static IndexRecordList	newInstance(String source) create empty TO
void	pruneToMaxSize(long maxSize)
void	setRecords(Collection<IndexRecordBean> c)
private void	updateLast() set state

Methods inherited from class java.lang.Object

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

Field Detail

source

private String source

records

private IndexRecordBean[] records

lastNumber

private long lastNumber

RETURN_ALL_RECORDS

public static final int RETURN_ALL_RECORDS

See Also:

Constant Field Values

RETURN_LATEST_ONLY

public static final int RETURN_LATEST_ONLY

See Also:

Constant Field Values

Constructor Detail

IndexRecordList

private IndexRecordList(String source,
                        IndexRecordBean[] indexRecords,
                        long lastNumber)

the IndexRecords should already be sorted.

Method Detail

getSource

public String getSource()

Name of source

getRecords

public IndexRecordBean[] getRecords()

The list can be empty, but it won't be null.

getLastNumber

public long getLastNumber()

returns -ve if no IndexRecords are here.

updateLast

private void updateLast()

set state

newInstance

public IndexRecordList newInstance(long lastRead)

Returns a cloned copy of this TO, pruned to the number of the last IndexRecord specified.

getRecordsAfterIndex

private IndexRecordBean[] getRecordsAfterIndex(int start)

newInstance

public static IndexRecordList newInstance(String source)

create empty TO

setRecords

public void setRecords(Collection<IndexRecordBean> c)

pruneToMaxSize

public void pruneToMaxSize(long maxSize)