| /*=============================================================================# |
| # Copyright (c) 2015, 2020 Stephan Wahlbrink and others. |
| # |
| # This program and the accompanying materials are made available under the |
| # terms of the Eclipse Public License 2.0 which is available at |
| # https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0 |
| # which is available at https://www.apache.org/licenses/LICENSE-2.0. |
| # |
| # SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 |
| # |
| # Contributors: |
| # Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation |
| #=============================================================================*/ |
| |
| package org.eclipse.statet.ltk.core.util; |
| |
| import java.util.Comparator; |
| |
| import org.eclipse.statet.jcommons.lang.NonNullByDefault; |
| import org.eclipse.statet.jcommons.lang.Nullable; |
| |
| import org.eclipse.statet.ltk.ast.core.AstNode; |
| import org.eclipse.statet.ltk.model.core.element.NameAccess; |
| |
| |
| @NonNullByDefault |
| public class NameUtils { |
| |
| |
| public static final Comparator<NameAccess<?, ?>> NAME_POSITION_COMPARATOR= |
| new Comparator<NameAccess<?, ?>>() { |
| private int getOffset(final @Nullable AstNode nameNode) { |
| return (nameNode != null) ? nameNode.getStartOffset() : Integer.MAX_VALUE; |
| } |
| @Override |
| public int compare(final NameAccess<?, ?> access1, final NameAccess<?, ?> access2) { |
| return getOffset(access1.getNameNode()) - getOffset(access2.getNameNode()); |
| } |
| }; |
| |
| |
| } |