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/*****************************************************************************
* Copyright (c) 2014 CEA LIST 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:
* CEA LIST - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.infra.nattable.wizard;
import org.eclipse.papyrus.infra.nattable.model.nattable.nattableaxis.ITreeItemAxis;
import org.eclipse.papyrus.infra.nattable.model.nattable.nattableaxis.IdTreeItemAxis;
import org.eclipse.papyrus.infra.tools.util.TypeUtils;
/**
* @author Vincent Lorenzo
*
* This class is not in the API
*/
public class CategoriesWizardUtils {
/**
* Constructor.
*
*/
private CategoriesWizardUtils() {
// to prevent instanciation
}
/**
*
* @param axis
* an axis
* @return
* <code>true</code> if the axis represents a root element
*/
public static final boolean isRootItem(ITreeItemAxis axis) {
return axis.getParent() == null;
}
/**
*
* @param axis
* an axis
* @return
* <code>true</code> if the axis represents a depth
*/
public static final boolean isDepthItem(ITreeItemAxis axis) {
if (axis instanceof IdTreeItemAxis) {
String element = ((IdTreeItemAxis) axis).getElement();
return TypeUtils.isNaturalValue(element);
}
return false;
}
/**
* @param axis
* @returnplugins/infra/nattable/org.eclipse.papyrus.infra.nattable/src/org/eclipse/papyrus/infra/nattable/wizard/CategoriesWizardUtils.java
* <code>true</code> if the axis represents a category item
*/
public static boolean isCategoryItem(ITreeItemAxis axis) {
return !(isDepthItem(axis) || isRootItem(axis));
}
}
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