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package eu.etaxonomy.taxeditor.editor.handler;
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import org.apache.log4j.Logger;
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import org.eclipse.core.commands.AbstractHandler;
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import org.eclipse.core.commands.ExecutionEvent;
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import org.eclipse.core.commands.ExecutionException;
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import org.eclipse.jface.viewers.ISelection;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.ui.PartInitException;
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import org.eclipse.ui.handlers.HandlerUtil;
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import eu.etaxonomy.cdm.model.taxon.Classification;
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import eu.etaxonomy.cdm.model.taxon.TaxonNode;
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import eu.etaxonomy.taxeditor.editor.EditorUtil;
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import eu.etaxonomy.taxeditor.editor.view.checklist.ChecklistEditorInput;
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import eu.etaxonomy.taxeditor.model.AbstractUtility;
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import eu.etaxonomy.taxeditor.preference.IPreferenceKeys;
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import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
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public class OpenChecklistEditorHandler extends AbstractHandler {
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private static final Logger logger = Logger.getLogger(OpenChecklistEditorHandler.class);
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/*
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* (non-Javadoc)
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*
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* @see
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* org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.
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* ExecutionEvent)
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*/
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@Override
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public Object execute(ExecutionEvent event) throws ExecutionException {
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boolean isChecklistEditorActivated = PreferencesUtil.getPreferenceStore().getBoolean(
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IPreferenceKeys.DISTRIBUTION_AREA_PREFRENCES_ACTIVE);
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if (isChecklistEditorActivated) {
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ISelection currentSelection = HandlerUtil.getCurrentSelection(event);
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if (currentSelection instanceof IStructuredSelection) {
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Object selectedElement = ((IStructuredSelection) currentSelection).getFirstElement();
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if (selectedElement instanceof Classification) {
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ChecklistEditorInput input = new ChecklistEditorInput(((Classification) selectedElement));
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try {
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EditorUtil.open(input);
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} catch (PartInitException e) {
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AbstractUtility.error(OpenChecklistEditorHandler.class, "Could not open ChecklistView", e);
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} catch (NullPointerException npe) {
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AbstractUtility.errorDialog("Failed to open Editor", OpenChecklistEditorHandler.class,
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"Could not open ChecklistView. The hierarchy is corrupted!", npe);
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}
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} else if (selectedElement instanceof TaxonNode) {
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ChecklistEditorInput input = new ChecklistEditorInput(((TaxonNode) selectedElement));
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try {
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EditorUtil.open(input);
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} catch (PartInitException e) {
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AbstractUtility.error(OpenChecklistEditorHandler.class, "Could not open ChecklistView", e);
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} catch (NullPointerException npe) {
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AbstractUtility.errorDialog("Failed to open Editor", OpenChecklistEditorHandler.class,
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"Could not open ChecklistView. The hierarchy is corrupted!", npe);
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}
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}
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}
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}
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return null;
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}
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}
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