/**
* This file is part of Archiv-Editor.
*
* The software Archiv-Editor serves as a client user interface for working with
* the Person Data Repository. See: pdr.bbaw.de
*
* The software Archiv-Editor was developed at the Berlin-Brandenburg Academy
* of Sciences and Humanities, Jägerstr. 22/23, D-10117 Berlin.
* www.bbaw.de
*
* Copyright (C) 2010-2013 Berlin-Brandenburg Academy
* of Sciences and Humanities
*
* The software Archiv-Editor was developed by @author: Christoph Plutte.
*
* Archiv-Editor 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 3 of the License, or
* (at your option) any later version.
*
* Archiv-Editor 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 Archiv-Editor.
* If not, see <http://www.gnu.org/licenses/lgpl-3.0.html>.
*/
package org.bbaw.pdr.ae.view.main.preferences.provider;
import java.util.ArrayList;
import org.bbaw.pdr.ae.config.model.ConfigData;
import org.bbaw.pdr.ae.config.model.ConfigItem;
import org.bbaw.pdr.ae.config.model.ConfigTreeNode;
import org.bbaw.pdr.ae.control.facade.Facade;
import org.bbaw.pdr.ae.control.interfaces.AMainSearcher;
import org.bbaw.pdr.ae.view.main.preferences.FacetedSearchPage;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
/**
* The Class FacetedSearchFilter.
* @author Christoph Plutte
*/
public class FacetedSearchFilter extends ViewerFilter
{
/** The faceted search page. */
private FacetedSearchPage _facetedSearchPage;
/** The selected items. */
private ArrayList<ConfigItem> _selectedItems = new ArrayList<ConfigItem>();
/** The rejected items. */
private ArrayList<ConfigItem> _rejectedItems = new ArrayList<ConfigItem>();
/** The main searcher. */
private AMainSearcher _mainSearcher = Facade.getInstanz().getMainSearcher();
/**
* Instantiates a new faceted search filter.
* @param facetedSearchPage the faceted search page
*/
public FacetedSearchFilter(final FacetedSearchPage facetedSearchPage)
{
this._facetedSearchPage = facetedSearchPage;
}
@Override
public final boolean select(final Viewer viewer, final Object parentElement, final Object element)
{
ConfigTreeNode tn = (ConfigTreeNode) element;
ConfigData cd = tn.getConfigData();
if (cd instanceof ConfigItem)
{
ConfigItem ci = (ConfigItem) cd;
if (_selectedItems.contains(ci))
{
return true;
}
else if (_rejectedItems.contains(ci))
{
return false;
}
String[] facets = null;
if (_facetedSearchPage.getFacetProposals().containsKey(ci.getValue()))
{
tn.setSelected(true);
}
if (ci.getPos().equals("type"))
{
try
{
facets = _mainSearcher.getFacets(
"tagging", ci.getParent().getValue().substring(5), ci.getValue(), null, //$NON-NLS-1$
null);
}
catch (Exception e)
{
// TODO Auto-generated catch block
e.printStackTrace();
}
}
else if (ci.getPos().equals("subtype"))
{
try
{
facets = _mainSearcher.getFacets("tagging", ((ConfigItem) ci.getParent()).getParent().getValue()
.substring(5), ci.getParent().getValue(), ci.getValue(), //$NON-NLS-1$
null);
}
catch (Exception e)
{
// TODO Auto-generated catch block
e.printStackTrace();
}
}
else if (ci.getPos().equals("role"))
{
try
{
facets = _mainSearcher.getFacets("tagging",
((ConfigItem) ((ConfigItem) ci.getParent()).getParent()).getParent().getValue()
.substring(5), ((ConfigItem) ci.getParent()).getParent().getValue(), ci.getParent()
.getValue(), ci.getValue() //$NON-NLS-1$
);
}
catch (Exception e)
{
// TODO Auto-generated catch block
e.printStackTrace();
}
}
if (facets != null && facets.length > 0)
{
_selectedItems.add(ci);
return true;
}
else
{
_rejectedItems.add(ci);
return false;
}
}
return true;
}
}