/*
*------------------------------------------------------------------------------
* Copyright (C) 2006-2013 University of Dundee. All rights reserved.
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*------------------------------------------------------------------------------
*/
package org.openmicroscopy.shoola.agents.dataBrowser.view;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.Map.Entry;
import org.openmicroscopy.shoola.agents.dataBrowser.DataBrowserLoader;
import org.openmicroscopy.shoola.agents.dataBrowser.DataBrowserTranslator;
import org.openmicroscopy.shoola.agents.dataBrowser.ThumbnailLoader;
import org.openmicroscopy.shoola.agents.dataBrowser.browser.BrowserFactory;
import org.openmicroscopy.shoola.agents.dataBrowser.browser.ImageDisplay;
import org.openmicroscopy.shoola.agents.dataBrowser.browser.ImageNode;
import omero.gateway.SecurityContext;
import omero.gateway.model.DataObject;
import omero.gateway.model.GroupData;
import omero.gateway.model.ImageData;
/**
* Concrete model displaying the result of a search.
*
* @author Jean-Marie Burel
* <a href="mailto:j.burel@dundee.ac.uk">j.burel@dundee.ac.uk</a>
* @author Donald MacDonald
* <a href="mailto:donald@lifesci.dundee.ac.uk">donald@lifesci.dundee.ac.uk</a>
* @version 3.0
* @since OME3.0
*/
class SearchModel
extends DataBrowserModel
{
/** The result to display. */
private Map<SecurityContext, Collection<DataObject>> results;
/**
* Creates a new instance.
*
* @param results The results to display.
*/
SearchModel(Map<SecurityContext, Collection<DataObject>> results)
{
super(null);
if (results == null)
throw new IllegalArgumentException("No results.");
this.results = results;
numberOfImages = 0;
Set<ImageDisplay> vis = new HashSet<ImageDisplay>();
Iterator<Entry<SecurityContext, Collection<DataObject>>>
i = results.entrySet().iterator();
Entry<SecurityContext, Collection<DataObject>> e;
SecurityContext ctx;
GroupData g;
Collection<DataObject> objects;
boolean singleGroup = isSingleGroup();
while (i.hasNext()) {
e = i.next();
ctx = e.getKey();
this.ctx = ctx;
objects = e.getValue();
numberOfImages += objects.size();
if (singleGroup) {
vis.addAll(DataBrowserTranslator.transformObjects(objects));
} else {
g = getGroup(ctx.getGroupID());
if (g != null && objects != null && objects.size() > 0)
vis.add(DataBrowserTranslator.transformObjects(objects, g));
}
}
browser = BrowserFactory.createBrowser(vis);
}
/**
* Overridden to start several loaders.
*/
void loadData(boolean refresh, Collection ids)
{
if (refresh) imagesLoaded = 0;
if (imagesLoaded != 0 && ids != null)
imagesLoaded = imagesLoaded-ids.size();
if (imagesLoaded == numberOfImages) return;
Map<Long, List<ImageData>> map = new HashMap<Long, List<ImageData>>();
List<ImageNode> nodes = browser.getVisibleImageNodes();
if (nodes == null || nodes.size() == 0) return;
Iterator<ImageNode> i = nodes.iterator();
ImageNode node;
ImageData image;
long groupId;
List<ImageData> imgs;
if (ids != null) {
ImageData img;
while (i.hasNext()) {
node = i.next();
img = (ImageData) node.getHierarchyObject();
if (ids.contains(img.getId())) {
if (node.getThumbnail().getFullScaleThumb() == null) {
image = (ImageData) node.getHierarchyObject();
groupId = image.getGroupId();
if (!map.containsKey(groupId)) {
map.put(groupId, new ArrayList<ImageData>());
}
imgs = map.get(groupId);
imgs.add(image);
imagesLoaded++;
}
}
}
} else {
while (i.hasNext()) {
node = i.next();
if (node.getThumbnail().getFullScaleThumb() == null) {
image = (ImageData) node.getHierarchyObject();
groupId = image.getGroupId();
if (!map.containsKey(groupId)) {
map.put(groupId, new ArrayList<ImageData>());
}
imgs = map.get(groupId);
imgs.add(image);
imagesLoaded++;
}
}
}
if (map.size() == 0) return;
Entry<Long, List<ImageData>> e;
Iterator<Entry<Long, List<ImageData>>> j = map.entrySet().iterator();
DataBrowserLoader loader;
Collection<DataObject> l;
while (j.hasNext()) {
e = j.next();
l = sorter.sort(e.getValue());
loader = new ThumbnailLoader(component, new SecurityContext(
e.getKey()), l, l.size());
loader.load();
}
state = DataBrowser.LOADING;
}
/**
* Creates a concrete loader.
* @see DataBrowserModel#createDataLoader(boolean, Collection)
*/
protected List<DataBrowserLoader> createDataLoader(boolean refresh,
Collection ids)
{
return null;
}
/**
* Returns the type of this model.
* @see DataBrowserModel#getType()
*/
protected int getType() { return DataBrowserModel.SEARCH; }
/**
* No-operation implementation in our case.
* @see DataBrowserModel#getNodes()
*/
protected List<ImageDisplay> getNodes() { return null; }
}