@Test public void testKeySet() { for (int i = 0; i < 10; ++i) { map.put("hello" + i, "world"); } Set<String> keys = map.keySet(); int i = 0; for (String key : keys) { assertEquals("hello" + i++, key); } }
public Set<K> keySet() { Set<K> ks = keySet; return (ks != null ? ks : (keySet = new KeySet())); }
SortedHashMap extends AbstractMap<K, V> { public Set<K> keySet() { Set<K> ks = keySet; return (ks != null ? ks : (keySet = new KeySet())); } }
SortedHashMap extends AbstractMap<K, V> { public Set<K> keySet() { Set<K> ks = keySet; return (ks != null ? ks : (keySet = new KeySet())); } SortedHashMap();  SortedHashMap(int initialCapacity);  SortedHashMap(int initialCapacity, OrderingType orderingType);  SortedHashMap(int initialCapacity, float loadFactor, OrderingType orderingType); }
SortedHashMap extends AbstractMap<K, V> { public Set<K> keySet() { Set<K> ks = keySet; return (ks != null ? ks : (keySet = new KeySet())); } SortedHashMap();  SortedHashMap(int initialCapacity);  SortedHashMap(int initialCapacity, OrderingType orderingType);  SortedHashMap(int initialCapacity, float loadFactor, OrderingType orderingType); V put(K key, V value); static void touch(SortedHashMap linkedMap, Object key, OrderingType orderingType); static void moveToTop(SortedHashMap linkedMap, Object key); static OrderingType getOrderingTypeByName(String orderingType); boolean containsKey(Object key); V get(Object key); void clear(); V remove(Object key); boolean containsValue(Object value); Set<K> keySet(); Collection<V> values(); Set<Map.Entry<K, V>> entrySet(); }
SortedHashMap extends AbstractMap<K, V> { public Set<K> keySet() { Set<K> ks = keySet; return (ks != null ? ks : (keySet = new KeySet())); } SortedHashMap();  SortedHashMap(int initialCapacity);  SortedHashMap(int initialCapacity, OrderingType orderingType);  SortedHashMap(int initialCapacity, float loadFactor, OrderingType orderingType); V put(K key, V value); static void touch(SortedHashMap linkedMap, Object key, OrderingType orderingType); static void moveToTop(SortedHashMap linkedMap, Object key); static OrderingType getOrderingTypeByName(String orderingType); boolean containsKey(Object key); V get(Object key); void clear(); V remove(Object key); boolean containsValue(Object value); Set<K> keySet(); Collection<V> values(); Set<Map.Entry<K, V>> entrySet();  }