EDIT

package eu.etaxonomy.taxeditor.editor.handler;

import org.eclipse.core.commands.AbstractHandler;

import org.eclipse.core.commands.ExecutionEvent;

import org.eclipse.core.commands.ExecutionException;

import org.eclipse.ui.PartInitException;

import eu.etaxonomy.taxeditor.editor.EditorUtil;

import eu.etaxonomy.taxeditor.editor.Messages;

import eu.etaxonomy.taxeditor.editor.view.derivate.DerivateViewEditorInput;

import eu.etaxonomy.taxeditor.model.MessagingUtils;

public class OpenDerivateViewHandler extends AbstractHandler {

    @Override

    public Object execute(ExecutionEvent event) throws ExecutionException {

        try {

            EditorUtil.open(new DerivateViewEditorInput());

        } catch (PartInitException e) {

            MessagingUtils.error(OpenDerivateViewHandler.class, Messages.OpenDerivateViewHandler_COULD_NOT_OPEN, e);

        }

        return null;

    }

}