EDIT

// $Id$

/**

* Copyright (C) 2015 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.taxeditor.view;

import java.util.HashMap;

import java.util.Map;

import java.util.Map.Entry;

import org.eclipse.core.runtime.CoreException;

import org.eclipse.core.runtime.IConfigurationElement;

import org.eclipse.core.runtime.IExtensionRegistry;

import org.eclipse.core.runtime.IStatus;

import org.eclipse.core.runtime.Platform;

import org.eclipse.core.runtime.Status;

import eu.etaxonomy.taxeditor.model.MessagingUtils;

import eu.etaxonomy.taxeditor.store.internal.TaxeditorStorePlugin;

/**

 * @author pplitzner

 * @date Jul 7, 2015

 *

 */

public class CdmViewerUtil {

    public static  Map<Entry<Class<?>, String>, ICdmViewer> getNameViewerMap(Object input){

        Map<Entry<Class<?>, String>, ICdmViewer> nameViewerMap = new HashMap<Entry<Class<?>, String>, ICdmViewer>();

        IExtensionRegistry reg = Platform.getExtensionRegistry();

        IConfigurationElement[] extensions = reg

                .getConfigurationElementsFor("eu.etaxonomy.taxeditor.store.cdmViewer");

        for (IConfigurationElement configElement : extensions) {

            try {

                Object object = configElement.createExecutableExtension("class");

                if(object instanceof ICdmViewer){

                    ICdmViewer cdmViewer = (ICdmViewer)object;

                    Map<Class<?>, String> viewerClasses = cdmViewer.getViewerClasses(input);

                    for (Entry<Class<?>, String> entry : viewerClasses.entrySet()) {

                        nameViewerMap.put(entry, cdmViewer);

                    }

                }

                else{

                    MessagingUtils.error(CdmViewerChooser.class, new Status(IStatus.ERROR, TaxeditorStorePlugin.PLUGIN_ID, "Could not load cdmViewer extension"));

                }

            } catch (CoreException e) {

                MessagingUtils.error(CdmViewerChooser.class, "Could not load cdmViewer extension", e);

            }

        }

        return nameViewerMap;

    }

}