@SuppressWarnings("unchecked") // hashmap的类型检查
@Override
public void mappingResult(ResultSet rs, HashMap t) throws SQLException {
try {
ResultSetMetaData metaData = rs.getMetaData();
if (metaData != null) {
int size = metaData.getColumnCount();
for (int i = 1; i <= size; ++i) {
String name = metaData.getColumnName(i);
try {
String value = rs.getString(name);
t.put(name, value);
} catch (Exception e) {
Logger.debug(e);
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
Logger.debug("Result Mapping Object[" + t.getClass().getSimpleName() + "]:" + t);
}
/**
* get ViewHolder class and make reference for evert @link(DynamicViewId) to the actual view if
* target contains HashMap<String, Integer> will replaced with the idsMap
*/
public static void parseDynamicView(
Object target, View container, HashMap<String, Integer> idsMap) {
for (Field field : target.getClass().getDeclaredFields()) {
if (field.isAnnotationPresent(DynamicViewId.class)) {
/* if variable is annotated with @DynamicViewId */
final DynamicViewId dynamicViewIdAnnotation = field.getAnnotation(DynamicViewId.class);
/* get the Id of the view. if it is not set in annotation user the variable name */
String id = dynamicViewIdAnnotation.id();
if (id.equalsIgnoreCase("")) id = field.getName();
if (idsMap.containsKey(id)) {
try {
/* get the view Id from the Hashmap and make the connection to the real View */
field.set(target, container.findViewById(idsMap.get(id)));
} catch (IllegalArgumentException e) {
} catch (IllegalAccessException e) {
e.printStackTrace();
}
}
} else if ((field.getName().equalsIgnoreCase("ids"))
&& (field.getType() == idsMap.getClass())) {
try {
field.set(target, idsMap);
} catch (IllegalArgumentException e) {
} catch (IllegalAccessException e) {
e.printStackTrace();
}
}
}
}
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)));
}