public void testClone2() {
Flat3Map map = new Flat3Map();
assertEquals(0, map.size());
map.put(ONE, TEN);
map.put(TWO, TWENTY);
assertEquals(2, map.size());
assertEquals(true, map.containsKey(ONE));
assertEquals(true, map.containsKey(TWO));
assertSame(TEN, map.get(ONE));
assertSame(TWENTY, map.get(TWO));
// clone works (size = 2)
Flat3Map cloned = (Flat3Map) map.clone();
assertEquals(2, cloned.size());
assertEquals(true, cloned.containsKey(ONE));
assertEquals(true, cloned.containsKey(TWO));
assertSame(TEN, cloned.get(ONE));
assertSame(TWENTY, cloned.get(TWO));
// change original doesn't change clone
map.put(TEN, ONE);
map.put(TWENTY, TWO);
assertEquals(4, map.size());
assertEquals(2, cloned.size());
assertEquals(true, cloned.containsKey(ONE));
assertEquals(true, cloned.containsKey(TWO));
assertSame(TEN, cloned.get(ONE));
assertSame(TWENTY, cloned.get(TWO));
}
public void testSerialisation4() throws Exception {
Flat3Map map = new Flat3Map();
map.put(ONE, TEN);
map.put(TWO, TWENTY);
map.put(TEN, ONE);
map.put(TWENTY, TWO);
ByteArrayOutputStream bout = new ByteArrayOutputStream();
ObjectOutputStream out = new ObjectOutputStream(bout);
out.writeObject(map);
byte[] bytes = bout.toByteArray();
out.close();
ByteArrayInputStream bin = new ByteArrayInputStream(bytes);
ObjectInputStream in = new ObjectInputStream(bin);
Flat3Map ser = (Flat3Map) in.readObject();
in.close();
assertEquals(4, map.size());
assertEquals(4, ser.size());
assertEquals(true, ser.containsKey(ONE));
assertEquals(true, ser.containsKey(TWO));
assertEquals(true, ser.containsKey(TEN));
assertEquals(true, ser.containsKey(TWENTY));
assertEquals(TEN, ser.get(ONE));
assertEquals(TWENTY, ser.get(TWO));
assertEquals(ONE, ser.get(TEN));
assertEquals(TWO, ser.get(TWENTY));
}
public void testSerialisation0() throws Exception {
Flat3Map map = new Flat3Map();
ByteArrayOutputStream bout = new ByteArrayOutputStream();
ObjectOutputStream out = new ObjectOutputStream(bout);
out.writeObject(map);
byte[] bytes = bout.toByteArray();
out.close();
ByteArrayInputStream bin = new ByteArrayInputStream(bytes);
ObjectInputStream in = new ObjectInputStream(bin);
Flat3Map ser = (Flat3Map) in.readObject();
in.close();
assertEquals(0, map.size());
assertEquals(0, ser.size());
}
public Iterator iterator() {
if (parent.delegateMap != null) {
return parent.delegateMap.values().iterator();
}
if (parent.size() == 0) {
return EmptyIterator.INSTANCE;
}
return new ValuesIterator(parent);
}
public Iterator iterator() {
if (parent.delegateMap != null) {
return parent.delegateMap.keySet().iterator();
}
if (parent.size() == 0) {
return EmptyIterator.INSTANCE;
}
return new KeySetIterator(parent);
}
public int size() {
return parent.size();
}