/*
- * Copyright (C) 2007-2012 Mathieu Baudier
+ * Copyright (C) 2007-2012 Argeo GmbH
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
import java.util.Comparator;
import java.util.HashMap;
-import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.TreeMap;