/*
* NOTE: This copyright does *not* cover user programs that use HQ
* program services by normal system calls through the application
* program interfaces provided as part of the Hyperic Plug-in Development
* Kit or the Hyperic Client Development Kit - this is merely considered
* normal use of the program, and does *not* fall under the heading of
* "derived work".
*
* Copyright (C) [2004, 2005, 2006], Hyperic, Inc.
* This file is part of HQ.
*
* HQ is free software; you can redistribute it and/or modify
* it under the terms version 2 of the GNU General Public License as
* published by the Free Software Foundation. This program is distributed
* in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*/
package org.hyperic.util.pager;
import java.util.Arrays;
import java.util.List;
/**
* A fetcher which uses a static array of strings to page
* through.
*/
public class StaticPageFetcher
extends PageFetcher
{
private List data;
public StaticPageFetcher(String[] data){
this.data = Arrays.asList(data);
}
public StaticPageFetcher(List data){
this.data = data;
}
public PageList getPage(PageControl control)
throws PageFetchException
{
PageList res = new PageList();
int startIdx, endIdx;
res.setTotalSize(this.data.size());
if(control.getPagesize() == PageControl.SIZE_UNLIMITED ||
control.getPagenum() == -1)
{
res.addAll(this.data);
return res;
}
startIdx = control.getPageEntityIndex();
endIdx = startIdx + control.getPagesize();
if(startIdx >= this.data.size())
return res;
if(endIdx > this.data.size())
endIdx = this.data.size();
res.addAll(this.data.subList(startIdx, endIdx));
return res;
}
}