Bug 310408 [CommonNavigator] Scary looking error messages incorrectly appear in log
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/internal/navigator/wizards/CommonWizardDescriptorManager.java
/*******************************************************************************
 * Copyright (c) 2000, 2006 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.ui.internal.navigator.wizards;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.SafeRunner;
import org.eclipse.ui.activities.WorkbenchActivityHelper;
import org.eclipse.ui.internal.navigator.NavigatorPlugin;
import org.eclipse.ui.internal.navigator.NavigatorSafeRunnable;
import org.eclipse.ui.internal.navigator.extensions.NavigatorContentRegistryReader;
import org.eclipse.ui.navigator.INavigatorContentService;
/**
 * @since 3.2
 */
public class CommonWizardDescriptorManager {