public void testCalendarMap() throws Exception {
ObjectMapper mapper = new ObjectMapper();
Calendar c = Calendar.getInstance();
c.setTimeInMillis(123456000L);
DateFormat fmt = new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss zzz");
String JSON =
"{ \"" + fmt.format(c.getTime()) + "\" : \"\", \"" + new Date(0).getTime() + "\" : null }";
HashMap<Calendar, String> result =
mapper.readValue(JSON, new TypeReference<HashMap<Calendar, String>>() {});
assertNotNull(result);
assertEquals(HashMap.class, result.getClass());
assertEquals(2, result.size());
assertTrue(result.containsKey(c));
assertEquals("", result.get(c));
c.setTimeInMillis(0);
assertTrue(result.containsKey(c));
assertNull(result.get(c));
}
public void testDateMap() throws Exception {
ObjectMapper mapper = new ObjectMapper();
Date date1 = new Date(123456000L);
DateFormat fmt = new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss zzz");
String JSON =
"{ \"" + fmt.format(date1) + "\" : \"\", \"" + new Date(0).getTime() + "\" : null }";
HashMap<Date, String> result =
mapper.readValue(JSON, new TypeReference<HashMap<Date, String>>() {});
assertNotNull(result);
assertEquals(HashMap.class, result.getClass());
assertEquals(2, result.size());
assertTrue(result.containsKey(date1));
assertEquals("", result.get(new Date(123456000L)));
assertTrue(result.containsKey(new Date(0)));
assertNull(result.get(new Date(0)));
}