eu.esdihumboldt.hale.ui.views.data.internal.SimpleInstanceSelectionProvider.java Source code

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Here is the source code for eu.esdihumboldt.hale.ui.views.data.internal.SimpleInstanceSelectionProvider.java

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/*
 * Copyright (c) 2012 Data Harmonisation Panel
 * 
 * All rights reserved. This program and the accompanying materials are made
 * available 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.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution. If not, see <http://www.gnu.org/licenses/>.
 * 
 * Contributors:
 *     HUMBOLDT EU Integrated Project #030962
 *     Data Harmonisation Panel <http://www.dhpanel.eu>
 */

package eu.esdihumboldt.hale.ui.views.data.internal;

import com.google.common.collect.Iterables;

import eu.esdihumboldt.hale.common.instance.model.Instance;
import eu.esdihumboldt.hale.ui.selection.InstanceSelection;
import eu.esdihumboldt.hale.ui.selection.impl.DefaultInstanceSelection;
import eu.esdihumboldt.hale.ui.util.selection.AbstractSelectionProvider;

/**
 * Instance selection provider.
 * 
 * @author Simon Templer
 */
public class SimpleInstanceSelectionProvider extends AbstractSelectionProvider {

    /**
     * Update the instance selection.
     * 
     * @param instances the selected instances
     */
    public void updateSelection(Iterable<Instance> instances) {
        InstanceSelection selection;
        if (instances != null) {
            selection = new DefaultInstanceSelection(Iterables.toArray(instances, Instance.class));
        } else {
            selection = new DefaultInstanceSelection();
        }
        fireSelectionChange(selection);
    }
}