org.milyn.util.CollectionsUtil Maven / Gradle / Ivy
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/*
Milyn - Copyright (C) 2006 - 2010
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License (version 2.1) as published by the Free Software
Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU Lesser General Public License for more details:
http://www.gnu.org/licenses/lgpl.txt
*/
package org.milyn.util;
import java.util.*;
/**
* Collections Utilities.
*
* @author [email protected]
*/
public class CollectionsUtil {
/**
* Private constructor.
*/
private CollectionsUtil() {
}
/**
* Create an Object {@link Set} from the supplied objects.
* @param objects The objects to be added to the set.
* @param generic type parameter
* @return The {@link Set}.
*/
public static Set toSet(T... objects) {
Set theSet = new HashSet();
addToCollection(theSet, objects);
return theSet;
}
/**
* Create an Object {@link List} from the supplied objects.
* @param objects The objects to be added to the list.
* @param generic parameter
* @return The {@link List}.
*/
public static List toList(T... objects) {
List theList = new ArrayList();
addToCollection(theList, objects);
return theList;
}
/**
* Create an Object {@link List} from the supplied Enumeration of objects.
* @param objects The objects to be added to the list.
* @param generic parameter
* @return The {@link List}.
*/
public static List toList(Enumeration objects) {
List theList = new ArrayList();
while(objects.hasMoreElements()) {
theList.add(objects.nextElement());
}
return theList;
}
private static void addToCollection(Collection theCollection, T... objects) {
for(T object : objects) {
theCollection.add(object);
}
}
}