package org.scribe.utils; import java.util.*; /** * Utils for {@link Map} manipulation * * @author Pablo Fernandez */ public class MapUtils { /** * Sorts a Map * * @param map unsorted map * @return sorted map */ public static final Map<String, String> sort(Map<String, String> map) { Preconditions.checkNotNull(map, "Cannot sort a null object."); Map<String, String> sorted = new LinkedHashMap<String, String>(); for (String key : getSortedKeys(map)) { sorted.put(key, map.get(key)); } return sorted; } private static List<String> getSortedKeys(Map<String, String> map) { List<String> keys = new ArrayList<String>(map.keySet()); Collections.sort(keys); return keys; } }