/**
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2006 Sun Microsystems Inc. All Rights Reserved
*
* The contents of this file are subject to the terms
* of the Common Development and Distribution License
* (the License). You may not use this file except in
* compliance with the License.
*
* You can obtain a copy of the License at
* See the License for the specific language governing
* permission and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* Header Notice in each file and include the License file
* at opensso/legal/CDDLv1.0.txt.
* If applicable, add the following below the CDDL Header,
* with the fields enclosed by brackets [] replaced by
* your own identifying information:
* "Portions Copyrighted [year] [name of copyright owner]"
*
* $Id: CollectionUtils.java,v 1.2 2008/06/25 05:53:05 qcheng Exp $
*
*/
/**
* This class provides collections related helper methods.
*/
public class CollectionUtils {
private CollectionUtils() {
}
/**
* Returns set of string. This is a convenient method for adding a set of
* string into a map. In this project, we usually have the
* <code>Map<String, Set<String>> and many times, we just
* want to add a string to the map.
*
* @param key Key to the entry in the map.
* @param map Map of String to Set of String.
* @param value Value to be added to the map referenced by <code>key</code>.
* @return Set of string.
*/
) {
return set;
}
/**
* Returns a map of String to Set of String from a formatted string.
* The format is
* <pre>
* <key1>=<value11>,<value12>...,<value13>;
* <key2>=<value21>,<value22>...,<value23>; ...
* <keyn>=<valuen1>,<valuen2>...,<valuen3>
* </pre>
*
* @param str Formatted String.
* @return a map of String to Set of String
*/
while (st.hasMoreTokens()) {
if (idx != -1) {
while (st1.hasMoreTokens()) {
}
}
}
return map;
}
/**
* Returns a Set of String from a formatted string.
* The format is
* <pre>
* <value1>,<value2>...,<value3>
* </pre>
*
* @param str Formatted String.
* @return a map of String to Set of String
*/
while (st.hasMoreTokens()) {
}
return set;
}
/**
* Returns a cloned Map of String to Set of String.
*
* @param map Map to be cloned.
* @return cloned map.
*/
) {
}
return clone;
}
/**
* Returns a Map of String to empty set.
*
* @param keys Keys of the map.
* @return Map of String to empty set.
*/
) {
}
return map;
}
}