/* ========================
* JSynoptic : a free Synoptic editor
* ========================
*
* Project Info: http://jsynoptic.sourceforge.net/index.html
*
* This program is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation;
* either version 2.1 of the License, or (at your option) any later version.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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.
*
* (C) Copyright 2003, by :
* Corporate:
* Astrium SAS
* EADS CRC
* Individual:
* Nicolas Brodu
*
* $Id: DataSourceCollectionAnimatorProvider.java,v 1.4 2007/06/05 14:17:45 ogor Exp $
*
* Changes
* -------
* 24-Nov-2003 : Creation date (NB);
*
*/
package jsynoptic.data;
import java.util.Iterator;
import javax.swing.JOptionPane;
import jsynoptic.ui.JSynoptic;
import simtools.data.CollectiveDataSource;
import simtools.data.DataInfo;
import simtools.data.DataSource;
import simtools.data.DataSourceCollection;
import simtools.data.DataSourcePool;
import simtools.data.DefaultEmptyDataSource;
import simtools.data.DuplicateIdException;
import simtools.data.EmptyDataSource;
import simtools.data.EmptyDataSourcePool;
import simtools.data.buffer.BufferedDataSource;
import simtools.ui.BasicMessageWriter;
import simtools.ui.ResourceFinder;
/**
* Overloads the collection animator and provides actions for the popup menu in the source tree
*/
public class DataSourceCollectionAnimatorProvider extends simtools.data.DataSourceCollectionAnimatorProvider {
public static BasicMessageWriter resources = ResourceFinder.getMessages((DataSourceProvider.class));
/*
* Same method as DataSourceProvider...
* (non-Javadoc)
* @see simtools.data.BasicDataSourceProvider#chooseUseCollection(simtools.data.DataSourceCollection, java.lang.String, java.lang.String)
*/
public int chooseUseCollection(DataSourceCollection existingDsc, String dscId, String id) {
if (JSynoptic.gui!=null) {
return JOptionPane.showConfirmDialog(
JSynoptic.gui.getOwner(),
new String[] {
resources.print0args("dscReplaceMsg1"),
id,
resources.print0args("dscReplaceMsg2"),
DataInfo.getId(existingDsc),
resources.print0args("dscReplaceMsg3"),
dscId
},
resources.print0args("dscReplaceTitle"),
JOptionPane.YES_NO_OPTION,
JOptionPane.QUESTION_MESSAGE
);
}else {
return super.chooseUseCollection(existingDsc, dscId, id);
}
}
public DataSource provide(String id, String dscId, Object optionalInformation, DataSourcePool pool) {
if (! (optionalInformation instanceof Object[]))
return null;
if (!((Object[])optionalInformation)[0].equals(marker))
return null;
if (!dscId.startsWith(marker))
return null;
dscId = dscId.substring(marker.length());
// Try to get data source from pool
// If conflicts with other data source collections, consider the fisrt DataSourceCollectionAnimator
DataSourceCollection existingDsc=null;
if (pool != null){
try {
existingDsc = pool.getCollectionForDataSourceId(id);
} catch (DuplicateIdException e) {
// Eliminates the collections that are not TimeStamped
for (Iterator it = e.conflicts.iterator(); it.hasNext();) {
DataSourceCollection d = (DataSourceCollection) it.next();
if (!(d instanceof DataSourceCollectionAnimator)){
it.remove();
continue;
}
}
if (e.conflicts.size() == 0)
existingDsc = null;
else if (e.conflicts.size() > 0)
existingDsc = (DataSourceCollectionAnimator) e.conflicts.get(0);
}
}
if ( (existingDsc!=null) && (existingDsc instanceof DataSourceCollectionAnimator)){
if (chooseUseCollection(existingDsc, dscId, id)==YES_OPTION)
return existingDsc.get(id);
}
// Otherwise create a new collection
long period = ((Long)(((Object[])optionalInformation)[1])).longValue();
boolean autostop = ((Boolean)(((Object[])optionalInformation)[2])).booleanValue();
Object realOption = ((Object[])optionalInformation)[3];
DataSourcePool poolToSearch = pool;
if (pool==null) poolToSearch=DataSourcePool.global;
// Do not add the result in the datapool yet, but rather add this object on success
DataSource ds = poolToSearch.provide(id,dscId,realOption,false);
if (ds==null) return null;
if (ds instanceof EmptyDataSource){
DefaultEmptyDataSource emptyDs = new DefaultEmptyDataSource(id, marker + dscId, optionalInformation);
EmptyDataSourcePool.global.addEmptyDaSource(id, emptyDs);
return emptyDs;
}
if (ds instanceof BufferedDataSource) ds = ((BufferedDataSource)ds).dataSource;
if (!(ds instanceof CollectiveDataSource)) return null;
DataSourceCollection dsc = ((CollectiveDataSource)ds).getCollection();
int i = ((CollectiveDataSource)ds).getPosition();
DataSourceCollectionAnimator dsca = new DataSourceCollectionAnimator(dsc);
dsca.setPeriod(period);
dsca.setAutoStop(autostop);
if (pool!=null) pool.addDataSourceCollection(dsca);
return (DataSource)dsca.get(i);
}
}