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// $Id$
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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.model;
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import java.io.PrintWriter;
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import java.io.StringWriter;
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import java.io.Writer;
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import java.lang.reflect.InvocationTargetException;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.LinkedHashMap;
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import java.util.List;
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import java.util.TreeSet;
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import org.eclipse.core.commands.ExecutionException;
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import org.eclipse.core.commands.operations.IOperationHistory;
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import org.eclipse.core.runtime.IAdaptable;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.MultiStatus;
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import org.eclipse.core.runtime.NullProgressMonitor;
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import org.eclipse.core.runtime.OperationCanceledException;
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import org.eclipse.core.runtime.Status;
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import org.eclipse.core.runtime.SubProgressMonitor;
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import org.eclipse.core.runtime.jobs.ISchedulingRule;
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import org.eclipse.jface.action.IStatusLineManager;
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import org.eclipse.jface.operation.IRunnableWithProgress;
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import org.eclipse.jface.resource.ColorRegistry;
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import org.eclipse.jface.resource.FontRegistry;
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import org.eclipse.jface.window.ApplicationWindow;
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import org.eclipse.swt.graphics.Color;
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import org.eclipse.swt.graphics.Font;
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import org.eclipse.swt.widgets.Display;
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import org.eclipse.swt.widgets.Shell;
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import org.eclipse.ui.IEditorPart;
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import org.eclipse.ui.IViewPart;
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import org.eclipse.ui.IViewReference;
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import org.eclipse.ui.IWorkbench;
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import org.eclipse.ui.IWorkbenchPage;
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import org.eclipse.ui.IWorkbenchPart;
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import org.eclipse.ui.PartInitException;
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import org.eclipse.ui.PlatformUI;
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import org.eclipse.ui.ide.undo.WorkspaceUndoUtil;
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import org.eclipse.ui.part.EditorPart;
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import org.eclipse.ui.progress.IProgressService;
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import org.eclipse.ui.progress.IWorkbenchSiteProgressService;
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import org.eclipse.ui.themes.ITheme;
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import org.eclipse.ui.themes.IThemeManager;
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import eu.etaxonomy.cdm.model.common.IEnumTerm;
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import eu.etaxonomy.cdm.persistence.hibernate.permission.SecurityExceptionUtils;
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import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
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import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
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import eu.etaxonomy.taxeditor.store.internal.TaxeditorStorePlugin;
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import eu.etaxonomy.taxeditor.view.AbstractCdmDataViewer;
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import eu.etaxonomy.taxeditor.view.detail.DetailsViewPart;
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import eu.etaxonomy.taxeditor.view.supplementaldata.SupplementalDataViewPart;
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/**
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* <p>
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* Abstract AbstractUtility class.
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* </p>
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*
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* @author n.hoffmann
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* @created 11.05.2009
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* @version 1.0
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*/
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public abstract class AbstractUtility {
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/** Constant <code>statusLineManager</code> */
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protected static IStatusLineManager statusLineManager;
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/**
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* <p>
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* closeAll
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* </p>
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*
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* @return a boolean.
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*/
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public static boolean closeAll() {
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return getActivePage().closeAllEditors(true);
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}
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/**
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* Close the given editor.
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*
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* @param editor
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* The <tt>MultipageTaxonEditor</tt> to close.
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* @return <tt>true</tt> on success
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*/
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public static boolean close(EditorPart editor) {
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return getActivePage().closeEditor(editor, true);
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}
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/**
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* <p>
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* getShell
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* </p>
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*
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* @return a {@link org.eclipse.swt.widgets.Shell} object.
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*/
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public static Shell getShell() {
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return TaxeditorStorePlugin.getDefault().getWorkbench()
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.getActiveWorkbenchWindow().getShell();
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}
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/**
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* <p>
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* getActivePage
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* </p>
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*
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* @return a {@link org.eclipse.ui.IWorkbenchPage} object.
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*/
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public static IWorkbenchPage getActivePage() {
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return TaxeditorStorePlugin.getDefault().getWorkbench()
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.getActiveWorkbenchWindow().getActivePage();
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}
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/**
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* <p>
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* getActivePart
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* </p>
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*
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* @return a {@link org.eclipse.ui.IWorkbenchPart} object.
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*/
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public static IWorkbenchPart getActivePart() {
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return getActivePage() != null ? getActivePage().getActivePart() : null;
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}
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public static IWorkbench getWorkbench() {
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return TaxeditorStorePlugin.getDefault().getWorkbench();
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}
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/**
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* <p>
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* getWorkbenchWindow
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* </p>
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*
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* @return a {@link org.eclipse.jface.window.ApplicationWindow} object.
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*/
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public static ApplicationWindow getWorkbenchWindow() {
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if (getWorkbench().getWorkbenchWindowCount() > 1) {
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throw new IllegalStateException("More than one workbench window");
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}
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return (ApplicationWindow) getWorkbench().getWorkbenchWindows()[0];
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}
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/**
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* <p>
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* showView
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* </p>
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*
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* @param id
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* a {@link java.lang.String} object.
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* @return a {@link org.eclipse.ui.IViewPart} object.
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*/
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public static IViewPart showView(String id) {
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try {
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return PlatformUI.getWorkbench().getActiveWorkbenchWindow()
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.getActivePage()
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.showView(id, null, IWorkbenchPage.VIEW_VISIBLE);
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} catch (PartInitException e) {
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MessagingUtils.messageDialog("Error opening view", AbstractUtility.class, "Could not open view: " + id, e);
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return null;
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}
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}
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/**
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* <p>
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* hideView
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* </p>
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*
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* @param view
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* a {@link org.eclipse.ui.IViewPart} object.
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*/
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public static void hideView(IViewPart view) {
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PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage()
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.hideView(view);
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}
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/**
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* <p>
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* getView
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* </p>
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*
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* @param id
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* a {@link java.lang.String} object.
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* @param restore
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* a boolean.
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* @return a {@link org.eclipse.ui.IViewPart} object.
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*/
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public static IViewPart getView(String id, boolean restore) {
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IViewReference[] references = PlatformUI.getWorkbench()
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.getActiveWorkbenchWindow().getActivePage().getViewReferences();
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for (IViewReference reference : references) {
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if (reference.getId().equals(id)) {
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return reference.getView(restore);
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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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* <p>
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* getService
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* </p>
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*
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* @param api
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* a {@link java.lang.Class} object.
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* @return a {@link java.lang.Object} object.
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*/
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public static Object getService(Class api) {
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return TaxeditorStorePlugin.getDefault().getWorkbench().getService(api);
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}
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/**
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* <p>
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* getCurrentTheme
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* </p>
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*
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* @return a {@link org.eclipse.ui.themes.ITheme} object.
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*/
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public static ITheme getCurrentTheme() {
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IThemeManager themeManager = TaxeditorStorePlugin.getDefault()
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.getWorkbench().getThemeManager();
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return themeManager.getCurrentTheme();
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}
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/**
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* Fonts registered to the plugin may be obtained with the Eclipse themeing
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* functionality. Thus fonts are chooseable by the user via
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* Preferences->General->Appearance->Colors and Fonts
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*
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* @return the FontRegistry for the current theme
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*/
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public static FontRegistry getFontRegistry() {
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return getCurrentTheme().getFontRegistry();
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}
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/**
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* <p>
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* getFont
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* </p>
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*
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* @param symbolicName
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* a {@link java.lang.String} object.
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* @return a {@link org.eclipse.swt.graphics.Font} object.
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*/
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public static Font getFont(String symbolicName) {
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return getFontRegistry().get(symbolicName);
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}
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/**
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* Color registered to the plugin may be obtained with the Eclipse themeing
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* functionality. Thus colors are editable by the user via
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* Preferences->General->Appearance->Colors and Fonts
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*
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* @return the ColorRegistry for the current theme
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*/
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public static ColorRegistry getColorRegistry() {
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return getCurrentTheme().getColorRegistry();
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}
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/**
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* <p>
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* getColor
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* </p>
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*
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* @param symbolicName
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* a {@link java.lang.String} object.
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* @return a {@link org.eclipse.swt.graphics.Color} object.
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*/
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public static Color getColor(String symbolicName) {
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return getColorRegistry().get(symbolicName);
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}
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/**
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* <p>
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* executeOperation
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* </p>
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*
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* @param operation
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* a
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* {@link eu.etaxonomy.taxeditor.operation.AbstractPostTaxonOperation}
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* object.
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* @return a {@link org.eclipse.core.runtime.IStatus} object.
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*/
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public static IStatus executeOperation(final AbstractPostOperation operation) {
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if (getOperationHistory() == null) {
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throw new IllegalArgumentException(
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"There is no operation history for this context");
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}
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final IAdaptable uiInfoAdapter = WorkspaceUndoUtil
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.getUIInfoAdapter(getShell());
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IRunnableWithProgress runnable = new IRunnableWithProgress() {
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@Override
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public void run(IProgressMonitor monitor)
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throws InvocationTargetException, InterruptedException {
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String operationlabel = operation.getLabel();
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monitor.beginTask(operationlabel, 100);
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IStatus status = Status.CANCEL_STATUS;
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try {
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operation.addContext(IOperationHistory.GLOBAL_UNDO_CONTEXT);
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status = getOperationHistory().execute(operation, monitor,
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uiInfoAdapter);
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} catch (ExecutionException e) {
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MessagingUtils.operationDialog(this, e, operationlabel, null);
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} finally {
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monitor.done();
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}
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String statusString = status.equals(Status.OK_STATUS) ? "completed"
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: "cancelled";
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setStatusLine(operationlabel + " " + statusString + ".");
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}
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};
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try {
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runInUI(runnable, null);
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} catch (Exception e) {
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MessagingUtils.messageDialog("Error executing operation", AbstractUtility.class, "An error occured while executing " + operation.getLabel(), e);
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}
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IPostOperationEnabled postOperationEnabled = operation
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.getPostOperationEnabled();
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if (postOperationEnabled != null) {
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postOperationEnabled.onComplete();
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}
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return Status.OK_STATUS;
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}
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348
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/**
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349
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* <p>
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* getOperationHistory
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* </p>
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*
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* @return a {@link org.eclipse.core.commands.operations.IOperationHistory}
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* object.
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*/
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356
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public static IOperationHistory getOperationHistory() {
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return getWorkbench().getOperationSupport().getOperationHistory();
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}
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359
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/**
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361
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* <p>
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362
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* setStatusLine
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363
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* </p>
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364
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*
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* @param message
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* a {@link java.lang.String} object.
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*/
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368
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public static void setStatusLine(final String message) {
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Display.getDefault().asyncExec(new Runnable() {
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@Override
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public void run() {
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statusLineManager.setMessage(message);
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}
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});
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377
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}
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/**
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* <p>
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* getMonitor
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* </p>
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*
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* @return a {@link org.eclipse.core.runtime.IProgressMonitor} object.
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386
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*/
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387
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public static IProgressMonitor getMonitor() {
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statusLineManager.setCancelEnabled(false);
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return statusLineManager.getProgressMonitor();
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}
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392
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/**
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393
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* Starts either the given {@link IProgressMonitor} if it's not
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394
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* <code>null</code> or a new {@link NullProgressMonitor}.
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395
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*
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396
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* @param progressMonitor
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397
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* The {@link IProgressMonitor} or <code>null</code> if no
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398
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* progress should be reported.
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399
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* @param taskName
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|
400
|
* The name of the main task.
|
|
401
|
* @param steps
|
|
402
|
* The number of steps this task is subdivided into.
|
|
403
|
* @return The {@link IProgressMonitor}.
|
|
404
|
*/
|
|
405
|
public static IProgressMonitor startMainMonitor(
|
|
406
|
IProgressMonitor progressMonitor, String taskName, int steps) {
|
|
407
|
IProgressMonitor newMonitor = progressMonitor;
|
|
408
|
if (newMonitor == null) {
|
|
409
|
newMonitor = new NullProgressMonitor();
|
|
410
|
}
|
|
411
|
newMonitor.beginTask(taskName == null ? "" : taskName, steps);
|
|
412
|
newMonitor.subTask(" ");
|
|
413
|
return newMonitor;
|
|
414
|
}
|
|
415
|
|
|
416
|
/**
|
|
417
|
* Creates a {@link SubProgressMonitor} if the given
|
|
418
|
* {@link IProgressMonitor} is not <code>null</code> and not a
|
|
419
|
* {@link NullProgressMonitor}.
|
|
420
|
*
|
|
421
|
* @param progressMonitor
|
|
422
|
* The parent {@link IProgressMonitor} of the
|
|
423
|
* {@link SubProgressMonitor} to be created.
|
|
424
|
* @param ticks
|
|
425
|
* The number of steps this subtask is subdivided into. Must be a
|
|
426
|
* positive number and must not be
|
|
427
|
* {@link IProgressMonitor#UNKNOWN}.
|
|
428
|
* @return The {@link IProgressMonitor}.
|
|
429
|
*/
|
|
430
|
public static IProgressMonitor getSubProgressMonitor(
|
|
431
|
IProgressMonitor progressMonitor, int ticks) {
|
|
432
|
if (progressMonitor == null) {
|
|
433
|
return new NullProgressMonitor();
|
|
434
|
}
|
|
435
|
if (progressMonitor instanceof NullProgressMonitor) {
|
|
436
|
return progressMonitor;
|
|
437
|
}
|
|
438
|
|
|
439
|
return new SubProgressMonitor(progressMonitor, ticks);
|
|
440
|
}
|
|
441
|
|
|
442
|
/**
|
|
443
|
* Checks whether the user canceled this operation. If not canceled, the
|
|
444
|
* given number of steps are declared as done.
|
|
445
|
*
|
|
446
|
* @param newMonitor
|
|
447
|
* a {@link org.eclipse.core.runtime.IProgressMonitor} object.
|
|
448
|
* @param steps
|
|
449
|
* a int.
|
|
450
|
*/
|
|
451
|
public static void workedChecked(IProgressMonitor newMonitor, int steps) {
|
|
452
|
// In case the progress monitor was canceled throw an exception.
|
|
453
|
if (newMonitor.isCanceled()) {
|
|
454
|
throw new OperationCanceledException();
|
|
455
|
}
|
|
456
|
// Otherwise declare this step as done.
|
|
457
|
newMonitor.worked(steps);
|
|
458
|
}
|
|
459
|
|
|
460
|
/**
|
|
461
|
* Present a progress dialog to the user. This dialog will block the UI
|
|
462
|
*
|
|
463
|
* @param runnable
|
|
464
|
* an implementation of {@link IRunnableWithProgress}
|
|
465
|
* @throws java.lang.InterruptedException
|
|
466
|
* if any.
|
|
467
|
* @throws java.lang.reflect.InvocationTargetException
|
|
468
|
* if any.
|
|
469
|
*/
|
|
470
|
public static void busyCursorWhile(IRunnableWithProgress runnable)
|
|
471
|
throws InvocationTargetException, InterruptedException {
|
|
472
|
getProgressService().busyCursorWhile(runnable);
|
|
473
|
}
|
|
474
|
|
|
475
|
/**
|
|
476
|
* <p>
|
|
477
|
* runInUI
|
|
478
|
* </p>
|
|
479
|
*
|
|
480
|
* @see {@link IProgressService#runInUI(org.eclipse.jface.operation.IRunnableContext, IRunnableWithProgress, ISchedulingRule)}
|
|
481
|
* @param runnable
|
|
482
|
* a {@link org.eclipse.jface.operation.IRunnableWithProgress}
|
|
483
|
* object.
|
|
484
|
* @param rule
|
|
485
|
* a {@link org.eclipse.core.runtime.jobs.ISchedulingRule}
|
|
486
|
* object.
|
|
487
|
* @throws java.lang.reflect.InvocationTargetException
|
|
488
|
* if any.
|
|
489
|
* @throws java.lang.InterruptedException
|
|
490
|
* if any.
|
|
491
|
*/
|
|
492
|
public static void runInUI(IRunnableWithProgress runnable,
|
|
493
|
ISchedulingRule rule) throws InvocationTargetException,
|
|
494
|
InterruptedException {
|
|
495
|
getProgressService().runInUI(getWorkbenchWindow(), runnable, rule);
|
|
496
|
}
|
|
497
|
|
|
498
|
/**
|
|
499
|
* <p>
|
|
500
|
* run
|
|
501
|
* </p>
|
|
502
|
*
|
|
503
|
* @param fork
|
|
504
|
* a boolean.
|
|
505
|
* @param cancelable
|
|
506
|
* a boolean.
|
|
507
|
* @param runnable
|
|
508
|
* a {@link org.eclipse.jface.operation.IRunnableWithProgress}
|
|
509
|
* object.
|
|
510
|
* @throws java.lang.reflect.InvocationTargetException
|
|
511
|
* if any.
|
|
512
|
* @throws java.lang.InterruptedException
|
|
513
|
* if any.
|
|
514
|
*/
|
|
515
|
public static void run(boolean fork, boolean cancelable,
|
|
516
|
IRunnableWithProgress runnable) throws InvocationTargetException,
|
|
517
|
InterruptedException {
|
|
518
|
getProgressService().run(fork, cancelable, runnable);
|
|
519
|
}
|
|
520
|
|
|
521
|
/**
|
|
522
|
* <p>
|
|
523
|
* getProgressService
|
|
524
|
* </p>
|
|
525
|
*
|
|
526
|
* @return a {@link org.eclipse.ui.progress.IProgressService} object.
|
|
527
|
*/
|
|
528
|
public static IProgressService getProgressService() {
|
|
529
|
IWorkbench workbench = PlatformUI.getWorkbench();
|
|
530
|
return workbench.getProgressService();
|
|
531
|
}
|
|
532
|
|
|
533
|
/**
|
|
534
|
* <p>
|
|
535
|
* getProgressService2
|
|
536
|
* </p>
|
|
537
|
*
|
|
538
|
* @return a {@link org.eclipse.ui.progress.IWorkbenchSiteProgressService}
|
|
539
|
* object.
|
|
540
|
*/
|
|
541
|
public static IWorkbenchSiteProgressService getProgressService2() {
|
|
542
|
return (IWorkbenchSiteProgressService) getService(IWorkbenchSiteProgressService.class);
|
|
543
|
}
|
|
544
|
|
|
545
|
/**
|
|
546
|
* <p>
|
|
547
|
* getPluginId
|
|
548
|
* </p>
|
|
549
|
*
|
|
550
|
* @return a {@link java.lang.String} object.
|
|
551
|
*/
|
|
552
|
public static String getPluginId() {
|
|
553
|
return "eu.taxeditor";
|
|
554
|
}
|
|
555
|
|
|
556
|
/**
|
|
557
|
* <p>
|
|
558
|
* getActiveEditor
|
|
559
|
* </p>
|
|
560
|
*
|
|
561
|
* @return a {@link org.eclipse.ui.IEditorPart} object.
|
|
562
|
*/
|
|
563
|
public static IEditorPart getActiveEditor() {
|
|
564
|
return getActivePage() != null ? getActivePage().getActiveEditor()
|
|
565
|
: null;
|
|
566
|
}
|
|
567
|
|
|
568
|
/**
|
|
569
|
* <p>
|
|
570
|
* getDetailsView
|
|
571
|
* </p>
|
|
572
|
*
|
|
573
|
* @return a {@link eu.etaxonomy.taxeditor.view.detail.DetailsViewPart}
|
|
574
|
* object.
|
|
575
|
*/
|
|
576
|
public static DetailsViewPart getDetailsView() {
|
|
577
|
return (DetailsViewPart) getView(DetailsViewPart.ID, false);
|
|
578
|
}
|
|
579
|
|
|
580
|
/**
|
|
581
|
* <p>
|
|
582
|
* refreshDetailsViewer
|
|
583
|
* </p>
|
|
584
|
*/
|
|
585
|
public static void refreshDetailsViewer() {
|
|
586
|
if (getDetailsView() != null) {
|
|
587
|
((AbstractCdmDataViewer) getDetailsView().getViewer()).refresh();
|
|
588
|
}
|
|
589
|
}
|
|
590
|
|
|
591
|
/**
|
|
592
|
* <p>
|
|
593
|
* reflowDetailsViewer
|
|
594
|
* </p>
|
|
595
|
*/
|
|
596
|
public static void reflowDetailsViewer() {
|
|
597
|
if (getDetailsView() != null) {
|
|
598
|
((AbstractCdmDataViewer) getDetailsView().getViewer()).reflow();
|
|
599
|
}
|
|
600
|
}
|
|
601
|
|
|
602
|
public static SupplementalDataViewPart getSupplementalDataView() {
|
|
603
|
return (SupplementalDataViewPart) getView(SupplementalDataViewPart.ID,
|
|
604
|
false);
|
|
605
|
}
|
|
606
|
|
|
607
|
public static void reflowSupplementalViewer() {
|
|
608
|
if (getSupplementalDataView() != null) {
|
|
609
|
((AbstractCdmDataViewer) getSupplementalDataView().getViewer())
|
|
610
|
.reflow();
|
|
611
|
}
|
|
612
|
}
|
|
613
|
|
|
614
|
|
|
615
|
/**
|
|
616
|
* Orders a Collection of {@link IEnumTerm}s according to the term
|
|
617
|
* hierarchy. <br>
|
|
618
|
* <br>
|
|
619
|
* The returned map will be be ordered primarily by root elements,
|
|
620
|
* secondarily by the child elements and their children resp., both ascending alphabetically. <br>
|
|
621
|
* @param terms
|
|
622
|
* A {@link Collection} of {@link IEnumTerm}s for which the term
|
|
623
|
* hierarchy should be created
|
|
624
|
* @return a map which holds the terms as keys and their string
|
|
625
|
* representation via {@link IEnumTerm#getMessage()} as values
|
|
626
|
*/
|
|
627
|
public static <T extends IEnumTerm<T>> LinkedHashMap<T, String> orderTerms(Collection<T> terms) {
|
|
628
|
TreeSet<TermNode<T>> parentElements = new TreeSet<TermNode<T>>();
|
|
629
|
parentElements.addAll(getTermHierarchy(terms));
|
|
630
|
|
|
631
|
// create list according to the type hierarchy (root elements alphabetically with recursive children also alphabetically)
|
|
632
|
LinkedHashMap<T, String> result = new LinkedHashMap<T, String>();
|
|
633
|
parseTermTree(parentElements, result, -1);
|
|
634
|
return result;
|
|
635
|
}
|
|
636
|
|
|
637
|
private static<T extends IEnumTerm<T>> void parseTermTree(Collection<TermNode<T>> children, LinkedHashMap<T, String> result, int depth){
|
|
638
|
depth++;
|
|
639
|
for(TermNode<T> node:children){
|
|
640
|
String indentString = "";
|
|
641
|
for(int i=0;i<depth;i++){
|
|
642
|
indentString += " ";
|
|
643
|
}
|
|
644
|
if(depth>0){
|
|
645
|
indentString += "- ";
|
|
646
|
}
|
|
647
|
result.put(node.term, indentString + node.term.getMessage());
|
|
648
|
parseTermTree(node.children, result, depth);
|
|
649
|
}
|
|
650
|
}
|
|
651
|
|
|
652
|
private static<T extends IEnumTerm<T>> void addToParents(List<TermNode<T>> parents, Collection<T> terms){
|
|
653
|
List<TermNode<T>> hasChildrenList = new ArrayList<TermNode<T>>();
|
|
654
|
for(T term:terms){
|
|
655
|
// only terms with parents
|
|
656
|
if(term.getKindOf()!=null){
|
|
657
|
TermNode<T> parentNode = new TermNode<T>(term.getKindOf());
|
|
658
|
TermNode<T> childNode = new TermNode<T>(term);
|
|
659
|
if(parents.contains(parentNode)){
|
|
660
|
// parent found in parent list -> add this term to parent's child list
|
|
661
|
parents.get(parents.indexOf(parentNode)).addChild(childNode);
|
|
662
|
if(!term.getGeneralizationOf().isEmpty()){
|
|
663
|
// has more children -> add to list which will be the parent for the next recursion
|
|
664
|
hasChildrenList.add(childNode);
|
|
665
|
}
|
|
666
|
}
|
|
667
|
}
|
|
668
|
}
|
|
669
|
if(!hasChildrenList.isEmpty()){
|
|
670
|
addToParents(hasChildrenList, terms);
|
|
671
|
}
|
|
672
|
}
|
|
673
|
|
|
674
|
private static<T extends IEnumTerm<T>> List<TermNode<T>> getTermHierarchy(Collection<T> terms){
|
|
675
|
List<TermNode<T>> parents = new ArrayList<TermNode<T>>();
|
|
676
|
// get root elements
|
|
677
|
for(T term:terms){
|
|
678
|
T parentTerm = term.getKindOf();
|
|
679
|
if(parentTerm==null){
|
|
680
|
// root element
|
|
681
|
parents.add(new TermNode<T>(term));
|
|
682
|
}
|
|
683
|
}
|
|
684
|
addToParents(parents, terms);
|
|
685
|
return parents;
|
|
686
|
}
|
|
687
|
|
|
688
|
@SuppressWarnings("unchecked")
|
|
689
|
/**
|
|
690
|
* Recursively iterates over all term parents until no more parent is found i.e. the root node
|
|
691
|
* @param term The term for which the parent should be found
|
|
692
|
* @return the root terms of the term hierarchy
|
|
693
|
*/
|
|
694
|
private static<T extends IEnumTerm<T>> T getParentFor(T term){
|
|
695
|
// PP: cast should be safe. Why is Eclipse complaining??
|
|
696
|
T parent = term.getKindOf();
|
|
697
|
if(parent==null){
|
|
698
|
return term;
|
|
699
|
}
|
|
700
|
else{
|
|
701
|
return getParentFor(term.getKindOf());
|
|
702
|
}
|
|
703
|
}
|
|
704
|
|
|
705
|
private static class TermNode<T extends IEnumTerm<T>> implements Comparable<TermNode<T>>{
|
|
706
|
private final T term;
|
|
707
|
private final TreeSet<TermNode<T>> children;
|
|
708
|
|
|
709
|
/**
|
|
710
|
* @param term
|
|
711
|
* @param children
|
|
712
|
*/
|
|
713
|
public TermNode(T term) {
|
|
714
|
super();
|
|
715
|
this.term = term;
|
|
716
|
this.children = new TreeSet<TermNode<T>>();
|
|
717
|
}
|
|
718
|
|
|
719
|
public void addChild(TermNode<T> child){
|
|
720
|
this.children.add(child);
|
|
721
|
}
|
|
722
|
|
|
723
|
/**
|
|
724
|
* @return the children
|
|
725
|
*/
|
|
726
|
public TreeSet<TermNode<T>> getChildren() {
|
|
727
|
return children;
|
|
728
|
}
|
|
729
|
|
|
730
|
/**
|
|
731
|
* @return the term
|
|
732
|
*/
|
|
733
|
public T getTerm() {
|
|
734
|
return term;
|
|
735
|
}
|
|
736
|
|
|
737
|
/* (non-Javadoc)
|
|
738
|
* @see java.lang.Object#hashCode()
|
|
739
|
*/
|
|
740
|
@Override
|
|
741
|
public int hashCode() {
|
|
742
|
final int prime = 31;
|
|
743
|
int result = 1;
|
|
744
|
result = prime * result + ((term == null) ? 0 : term.hashCode());
|
|
745
|
return result;
|
|
746
|
}
|
|
747
|
|
|
748
|
/* (non-Javadoc)
|
|
749
|
* @see java.lang.Object#equals(java.lang.Object)
|
|
750
|
*/
|
|
751
|
@Override
|
|
752
|
public boolean equals(Object obj) {
|
|
753
|
if (this == obj) {
|
|
754
|
return true;
|
|
755
|
}
|
|
756
|
if (obj == null) {
|
|
757
|
return false;
|
|
758
|
}
|
|
759
|
if (getClass() != obj.getClass()) {
|
|
760
|
return false;
|
|
761
|
}
|
|
762
|
TermNode other = (TermNode) obj;
|
|
763
|
if (term == null) {
|
|
764
|
if (other.term != null) {
|
|
765
|
return false;
|
|
766
|
}
|
|
767
|
} else if (!term.equals(other.term)) {
|
|
768
|
return false;
|
|
769
|
}
|
|
770
|
return true;
|
|
771
|
}
|
|
772
|
|
|
773
|
/* (non-Javadoc)
|
|
774
|
* @see java.lang.Comparable#compareTo(java.lang.Object)
|
|
775
|
*/
|
|
776
|
@Override
|
|
777
|
public int compareTo(TermNode<T> that) {
|
|
778
|
return this.term.getMessage().compareTo(that.term.getMessage());
|
|
779
|
}
|
|
780
|
}
|
|
781
|
|
|
782
|
|
|
783
|
}
|