public void testExplicitIgnoralWithBean() throws Exception {
IgnoreSome value = new IgnoreSome();
Map<String, Object> result = writeAndMap(MAPPER, value);
assertEquals(2, result.size());
// verify that specified fields are ignored
assertFalse(result.containsKey("b"));
assertFalse(result.containsKey("c"));
// and that others are not
assertEquals(Integer.valueOf(value.a), result.get("a"));
assertEquals(value.getD(), result.get("d"));
}
// Check if a value exists before getting it
// AG
static Object getFromMap(Object map, String key) {
if (map instanceof Map<?, ?>) {
Map<?, ?> castMap = (Map<?, ?>) map;
if (castMap.containsKey(key)) {
return castMap.get(key);
} else {
return null;
}
} else {
return null;
}
}
public void testExplicitIgnoralWithMap() throws Exception {
// test simulating need to filter out metadata like class name
MyMap value = new MyMap();
value.put("a", "b");
value.put("@class", MyMap.class.getName());
Map<String, Object> result = writeAndMap(MAPPER, value);
assertEquals(1, result.size());
// verify that specified field is ignored
assertFalse(result.containsKey("@class"));
// and that others are not
assertEquals(value.get("a"), result.get("a"));
}
protected Map<?, ?> _orderEntries(Map<?, ?> input, JsonGenerator gen, SerializerProvider provider)
throws IOException {
// minor optimization: may already be sorted?
if (input instanceof SortedMap<?, ?>) {
return input;
}
// [databind#1411]: TreeMap does not like null key...
if (input.containsKey(null)) {
TreeMap<Object, Object> result = new TreeMap<Object, Object>();
for (Map.Entry<?, ?> entry : input.entrySet()) {
Object key = entry.getKey();
if (key == null) {
_writeNullKeyedEntry(gen, provider, entry.getValue());
continue;
}
result.put(key, entry.getValue());
}
return result;
}
return new TreeMap<Object, Object>(input);
}