EDIT

package eu.etaxonomy.taxeditor.navigation;

import java.util.HashMap;

import java.util.Map;

import org.apache.log4j.Logger;

import org.eclipse.jface.wizard.WizardDialog;

import org.eclipse.ui.PlatformUI;

import eu.etaxonomy.cdm.model.taxon.Classification;

import eu.etaxonomy.taxeditor.newWizard.NewClassificationWizard;

import eu.etaxonomy.taxeditor.view.ICdmViewer;

public class NavigationCdmViewer implements ICdmViewer {

    @SuppressWarnings("unused")

    private final Logger logger = Logger.getLogger(NavigationCdmViewer.class);

    @Override

    public void show(Object input, Class<?> viewerClass) {

        if(viewerClass.equals(NewClassificationWizard.class)){

            if(input instanceof Classification){

                Classification classification = (Classification)input;

                NewClassificationWizard classificationWizard = new NewClassificationWizard();

                classificationWizard.init(null, null);

                classificationWizard.setEntity(classification);

                WizardDialog dialog = new WizardDialog(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(), classificationWizard);

                dialog.open();

            }

        }

    }

    @Override

    public Map<Class<?>, String> getViewerClasses(Object input) {

        Map<Class<?>, String> viewerNameMap = new HashMap<Class<?>, String>();

        if(input instanceof Classification){

            viewerNameMap.put(NewClassificationWizard.class, "Classification Wizard");

        }

        return viewerNameMap;

    }

}