Java tutorial
//package com.java2s; import java.util.HashMap; import java.util.Iterator; import java.util.List; import java.util.Map; public class Main { /** * Converts a list of string values to a map with the string value as both * key and value * * @param stringValues * @return a Map */ public static Map toMap(List stringValues) { Map map = new HashMap(); for (Iterator iter = stringValues.iterator(); iter.hasNext();) { String value = (String) iter.next(); map.put(value, value); } return map; } }