@org.testng.annotations.Test
public void testJSONEncoding() throws ParseException {
String json =
"{ 'str' : 'asdfasd' , 'long' : 123123123123 , 'int' : 5 , 'float' : 0.4 , 'bool' : false , 'date' : { '$date' : '2011-05-18T18:56:00Z'} , 'pat' : { '$regex' : '.*' , '$options' : ''} , 'oid' : { '$oid' : '4d83ab3ea39562db9c1ae2ae'} , 'ref' : { '$ref' : 'test.test' , '$id' : { '$oid' : '4d83ab59a39562db9c1ae2af'}} , 'code' : { '$code' : 'asdfdsa'} , 'codews' : { '$code' : 'ggggg' , '$scope' : { }} , 'ts' : { '$ts' : 1300474885 , '$inc' : 10} , 'null' : null, 'uuid' : { '$uuid' : '60f65152-6d4a-4f11-9c9b-590b575da7b5' }}";
BasicDBObject a = (BasicDBObject) JSON.parse(json);
assert (a.get("str").equals("asdfasd"));
assert (a.get("int").equals(5));
assert (a.get("long").equals(123123123123L));
assert (a.get("float").equals(0.4d));
assert (a.get("bool").equals(false));
SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
format.setCalendar(new GregorianCalendar(new SimpleTimeZone(0, "GMT")));
assert (a.get("date").equals(format.parse("2011-05-18T18:56:00Z")));
Pattern pat = (Pattern) a.get("pat");
Pattern pat2 = Pattern.compile(".*", BSON.regexFlags(""));
assert (pat.pattern().equals(pat2.pattern()));
assert (pat.flags() == (pat2.flags()));
ObjectId oid = (ObjectId) a.get("oid");
assert (oid.equals(new ObjectId("4d83ab3ea39562db9c1ae2ae")));
DBRef ref = (DBRef) a.get("ref");
assert (ref.equals(new DBRef(null, "test.test", new ObjectId("4d83ab59a39562db9c1ae2af"))));
assert (a.get("code").equals(new Code("asdfdsa")));
assert (a.get("codews").equals(new CodeWScope("ggggg", new BasicBSONObject())));
assert (a.get("ts").equals(new BSONTimestamp(1300474885, 10)));
assert (a.get("uuid").equals(UUID.fromString("60f65152-6d4a-4f11-9c9b-590b575da7b5")));
String json2 = JSON.serialize(a);
BasicDBObject b = (BasicDBObject) JSON.parse(json2);
a.equals(b);
assert (a.equals(b));
}
public Object objectDone() {
Object o = super.objectDone();
BSONObject b = (BSONObject) o;
if (!_lastArray) {
if (b.containsField("$oid")) {
o = new ObjectId((String) b.get("$oid"));
if (!isStackEmpty()) {
gotObjectId(_lastName, (ObjectId) o);
} else {
setRoot(o);
}
} else if (b.containsField("$date")) {
SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
format.setCalendar(new GregorianCalendar(new SimpleTimeZone(0, "GMT")));
o = format.parse((String) b.get("$date"), new ParsePosition(0));
if (!isStackEmpty()) {
cur().put(_lastName, o);
} else {
setRoot(o);
}
} else if (b.containsField("$regex")) {
o = Pattern.compile((String) b.get("$regex"), BSON.regexFlags((String) b.get("$options")));
if (!isStackEmpty()) {
cur().put(_lastName, o);
} else {
setRoot(o);
}
}
}
return o;
}
public Object encode(DBObject dbObject, Class variomlClass, String asNamed) {
DBObject d = (DBObject) dbObject.get(asNamed);
if (d == null) {
// todo: use Logger
throw new RuntimeException("Cannot encode DBObject (" + asNamed + "). Object not found");
}
Object _v = toVarioML(BSON.encode(d), variomlClass);
return _v;
}
@Inject(optional = true)
void injectBSONDecodingTransformers(
@Named(DECODING_NAME) final Map<Class<?>, Transformer> decodingTransformers) {
Preconditions.checkNotNull(decodingTransformers, "transformers can not be null!");
for (Map.Entry<Class<?>, Transformer> entry : decodingTransformers.entrySet()) {
BSON.addDecodingHook(entry.getKey(), entry.getValue());
}
}
public Object encode(DBObject dbObject, Class variomlClass) {
Object _v = toVarioML(BSON.encode(dbObject), variomlClass, IGNORE_ID_FIELD);
return _v;
}
public Object objectDone() {
String name = curName();
Object o = super.objectDone();
BSONObject b = (BSONObject) o;
// override the object if it's a special type
if (!_lastArray) {
if (b.containsField("$oid")) {
o = new ObjectId((String) b.get("$oid"));
if (!isStackEmpty()) {
gotObjectId(name, (ObjectId) o);
} else {
setRoot(o);
}
} else if (b.containsField("$date")) {
SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");
GregorianCalendar calendar = new GregorianCalendar(new SimpleTimeZone(0, "GMT"));
format.setCalendar(calendar);
String txtdate = (String) b.get("$date");
o = format.parse(txtdate, new ParsePosition(0));
if (o == null) {
// try older format with no ms
format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
format.setCalendar(calendar);
o = format.parse(txtdate, new ParsePosition(0));
}
if (!isStackEmpty()) {
cur().put(name, o);
} else {
setRoot(o);
}
} else if (b.containsField("$regex")) {
o = Pattern.compile((String) b.get("$regex"), BSON.regexFlags((String) b.get("$options")));
if (!isStackEmpty()) {
cur().put(name, o);
} else {
setRoot(o);
}
} else if (b.containsField("$ts")) {
Long ts = ((Number) b.get("$ts")).longValue();
Long inc = ((Number) b.get("$inc")).longValue();
o = new BSONTimestamp(ts.intValue(), inc.intValue());
if (!isStackEmpty()) {
cur().put(name, o);
} else {
setRoot(o);
}
} else if (b.containsField("$code")) {
if (b.containsField("$scope")) {
o = new CodeWScope((String) b.get("$code"), (DBObject) b.get("$scope"));
} else {
o = new Code((String) b.get("$code"));
}
if (!isStackEmpty()) {
cur().put(name, o);
} else {
setRoot(o);
}
} else if (b.containsField("$ref")) {
o = new DBRef(null, (String) b.get("$ref"), b.get("$id"));
if (!isStackEmpty()) {
cur().put(name, o);
} else {
setRoot(o);
}
} else if (b.containsField("$minKey")) {
o = new MinKey();
if (!isStackEmpty()) {
cur().put(name, o);
} else {
setRoot(o);
}
} else if (b.containsField("$maxKey")) {
o = new MaxKey();
if (!isStackEmpty()) {
cur().put(name, o);
} else {
setRoot(o);
}
} else if (b.containsField("$uuid")) {
o = UUID.fromString((String) b.get("$uuid"));
if (!isStackEmpty()) {
cur().put(name, o);
} else {
setRoot(o);
}
}
}
return o;
}
@Override
public Object fromBytes(byte[] bytes) throws Exception {
return BSON.decode(bytes);
}
@Override
public byte[] toBytes(BSONObject m) throws Exception {
return BSON.encode(m);
}