/** Unit test to check for regression of [JACKSON-18]. */
public void testSmallNumbers() throws Exception {
ObjectMapper mapper = new ObjectMapper();
ArrayNode root = mapper.createArrayNode();
for (int i = -20; i <= 20; ++i) {
JsonNode n = root.numberNode(i);
root.add(n);
// Hmmh. Not sure why toString() won't be triggered otherwise...
assertEquals(String.valueOf(i), n.toString());
}
// Loop over 2 different serialization methods
for (int type = 0; type < 2; ++type) {
StringWriter sw = new StringWriter();
if (type == 0) {
JsonGenerator gen = new JsonFactory().createGenerator(sw);
root.serialize(gen, null);
gen.close();
} else {
mapper.writeValue(sw, root);
}
String doc = sw.toString();
JsonParser p = new JsonFactory().createParser(new StringReader(doc));
assertEquals(JsonToken.START_ARRAY, p.nextToken());
for (int i = -20; i <= 20; ++i) {
assertEquals(JsonToken.VALUE_NUMBER_INT, p.nextToken());
assertEquals(i, p.getIntValue());
assertEquals("" + i, p.getText());
}
assertEquals(JsonToken.END_ARRAY, p.nextToken());
p.close();
}
}
private TwitterEntry read(JsonParser jp) throws IOException {
// First: verify that we got "Json Object":
if (jp.nextToken() != JsonToken.START_OBJECT) {
throw new IOException("Expected data to start with an Object");
}
TwitterEntry result = new TwitterEntry();
// Iterate over object fields:
while (jp.nextToken() != JsonToken.END_OBJECT) {
String fieldName = jp.getCurrentName();
// Let's move to value
jp.nextToken();
if (fieldName.equals("id")) {
result.setId(jp.getLongValue());
} else if (fieldName.equals("text")) {
result.setText(jp.getText());
} else if (fieldName.equals("fromUserId")) {
result.setFromUserId(jp.getIntValue());
} else if (fieldName.equals("toUserId")) {
result.setToUserId(jp.getIntValue());
} else if (fieldName.equals("languageCode")) {
result.setLanguageCode(jp.getText());
} else {
// ignore, or signal error
throw new IOException("Unrecognized field '" + fieldName + "'");
}
}
jp.close(); // important to close both parser and underlying File reader
return result;
}
private void _testSurrogates(JsonFactory f, boolean checkText) throws IOException {
byte[] json = "{\"text\":\"\uD83D\uDE03\"}".getBytes("UTF-8");
// first
JsonParser jp = f.createParser(json);
assertToken(JsonToken.START_OBJECT, jp.nextToken());
assertToken(JsonToken.FIELD_NAME, jp.nextToken());
if (checkText) {
assertEquals("text", jp.getText());
}
assertToken(JsonToken.VALUE_STRING, jp.nextToken());
if (checkText) {
assertEquals("\uD83D\uDE03", jp.getText());
}
assertToken(JsonToken.END_OBJECT, jp.nextToken());
}
public void testUtf8Issue462() throws Exception {
ByteArrayOutputStream bytes = new ByteArrayOutputStream();
IOContext ioc = new IOContext(new BufferRecycler(), bytes, true);
JsonGenerator gen = new UTF8JsonGenerator(ioc, 0, null, bytes);
String str = "Natuurlijk is alles gelukt en weer een tevreden klant\uD83D\uDE04";
int length = 4000 - 38;
for (int i = 1; i <= length; ++i) {
gen.writeNumber(1);
}
gen.writeString(str);
gen.flush();
gen.close();
// Also verify it's parsable?
JsonFactory f = new JsonFactory();
JsonParser p = f.createParser(bytes.toByteArray());
for (int i = 1; i <= length; ++i) {
assertToken(JsonToken.VALUE_NUMBER_INT, p.nextToken());
assertEquals(1, p.getIntValue());
}
assertToken(JsonToken.VALUE_STRING, p.nextToken());
assertEquals(str, p.getText());
assertNull(p.nextToken());
p.close();
}
protected String _valueDesc() {
try {
return _desc(_parser.getText());
} catch (Exception e) {
return "[N/A]";
}
}
protected DateTime parseLocal(JsonParser jp) throws IOException, JsonProcessingException {
String str = jp.getText().trim();
if (str.length() == 0) { // [JACKSON-360]
return null;
}
return _localDateTimeFormat.parseDateTime(str);
}
@Override
public Collection<String> deserialize(
JsonParser jp, DeserializationContext ctxt, Collection<String> result) throws IOException {
// Ok: must point to START_ARRAY
if (!jp.isExpectedStartArrayToken()) {
return handleNonArray(jp, ctxt, result);
}
if (_valueDeserializer != null) {
return deserializeUsingCustom(jp, ctxt, result, _valueDeserializer);
}
JsonToken t;
while ((t = jp.nextToken()) != JsonToken.END_ARRAY) {
String value;
if (t == JsonToken.VALUE_STRING) {
value = jp.getText();
} else if (t == JsonToken.VALUE_NULL) {
value = null;
} else {
value = _parseString(jp, ctxt);
}
result.add(value);
}
return result;
}
@Override
public ReadablePeriod deserialize(JsonParser jp, DeserializationContext ctxt)
throws IOException, JsonProcessingException {
// TODO: perhaps support array of numbers...
// if (jp.isExpectedStartArrayToken()) { ]
switch (jp.getCurrentToken()) {
case VALUE_NUMBER_INT: // assume it's millisecond count
return new Period(jp.getLongValue());
case VALUE_STRING:
return new Period(jp.getText());
}
throw ctxt.wrongTokenException(jp, JsonToken.START_ARRAY, "expected JSON Number or String");
}
/** This is the trickiest thing to handle, since property we are looking for may be anywhere... */
@Override
public Object deserializeTypedFromObject(JsonParser jp, DeserializationContext ctxt)
throws IOException, JsonProcessingException {
// but first, sanity check to ensure we have START_OBJECT or FIELD_NAME
JsonToken t = jp.getCurrentToken();
if (t == JsonToken.START_OBJECT) {
t = jp.nextToken();
} else if (t != JsonToken.FIELD_NAME) {
throw ctxt.wrongTokenException(
jp,
JsonToken.START_OBJECT,
"need JSON Object to contain As.PROPERTY type information (for class "
+ baseTypeName()
+ ")");
}
// Ok, let's try to find the property. But first, need token buffer...
TokenBuffer tb = null;
for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) {
String name = jp.getCurrentName();
jp.nextToken(); // to point to the value
if (_propertyName.equals(name)) { // gotcha!
JsonDeserializer<Object> deser = _findDeserializer(ctxt, jp.getText());
// deserializer should take care of closing END_OBJECT as well
if (tb != null) {
jp = JsonParserSequence.createFlattened(tb.asParser(jp), jp);
}
/* Must point to the next value; tb had no current, jp
* pointed to VALUE_STRING:
*/
jp.nextToken(); // to skip past String value
// deserializer should take care of closing END_OBJECT as well
return deser.deserialize(jp, ctxt);
}
if (tb == null) {
tb = new TokenBuffer(null);
}
tb.writeFieldName(name);
tb.copyCurrentStructure(jp);
}
// Error if we get here...
throw ctxt.wrongTokenException(
jp,
JsonToken.FIELD_NAME,
"missing property '"
+ _propertyName
+ "' that is to contain type id (for class "
+ baseTypeName()
+ ")");
}
public ArtistImpl(JsonParser parser) throws JsonParseException, IOException {
if (parser.getCurrentToken() != JsonToken.START_OBJECT) {
if (parser.getCurrentToken() == JsonToken.VALUE_NULL) return;
throw new IOException(
"Expected data to start with an Object. Found " + parser.getCurrentToken());
}
while (parser.nextToken() != JsonToken.END_OBJECT) {
String fName = parser.getCurrentName();
parser.nextToken();
if (fName.equals("id")) id = parser.getLongValue();
else if (fName.equals("name")) name = parser.getText();
else if (fName.equals("eventDescription")) description = parser.getText();
else if (fName.equals("urlOfficialWebsite")) siteUrl = JFlyUtils.parseURL(parser.getText());
else if (fName.equals("urlMySpace")) myspaceUrl = JFlyUtils.parseURL(parser.getText());
else if (fName.equals("urlFacebook")) facebookUrl = JFlyUtils.parseURL(parser.getText());
else if (fName.equals("twitterScreenName")) twitterScreenName = parser.getText();
else if (fName.equals("urlAudio")) audioUrl = JFlyUtils.parseURL(parser.getText());
else if (fName.equals("urlPurchaseMusic")) purchaseUrl = JFlyUtils.parseURL(parser.getText());
else if (fName.equals("embedAudio")) audioHtml = parser.getText();
else if (fName.equals("embedVideo")) videoHtml = parser.getText();
else if (fName.equals("idMobileFriendly")) mobileFriendly = parser.getBooleanValue();
else if (fName.equals("images")) {
if (parser.getCurrentToken().equals(JsonToken.START_ARRAY)) {
while (parser.nextToken() != JsonToken.END_ARRAY) {
images.add(new ImageMetaImpl(parser));
}
}
} else if (fName.equals("youtubeVideos")) {
if (parser.getCurrentToken().equals(JsonToken.START_ARRAY)) {
while (parser.nextToken() != JsonToken.END_ARRAY) {
youTubeVideos.add(new YouTubeMetaImpl(parser));
}
}
} else if (parser.getCurrentToken() == JsonToken.START_OBJECT
|| parser.getCurrentToken() == JsonToken.START_ARRAY) {
parser.skipChildren();
}
} // end while
}
@SuppressWarnings("unchecked")
@Override
public T deserialize(JsonParser jp, DeserializationContext ctxt)
throws IOException, JsonProcessingException {
JsonToken t = jp.getCurrentToken();
if (t == JsonToken.VALUE_NUMBER_INT) {
return (T) new DateTime(jp.getLongValue(), DateTimeZone.UTC);
}
if (t == JsonToken.VALUE_STRING) {
String str = jp.getText().trim();
if (str.length() == 0) { // [JACKSON-360]
return null;
}
return (T) new DateTime(str, DateTimeZone.UTC);
}
throw ctxt.mappingException(getValueClass());
}
private final String[] handleNonArray(JsonParser p, DeserializationContext ctxt)
throws IOException {
// implicit arrays from single values?
boolean canWrap =
(_unwrapSingle == Boolean.TRUE)
|| ((_unwrapSingle == null)
&& ctxt.isEnabled(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY));
if (canWrap) {
return new String[] {p.hasToken(JsonToken.VALUE_NULL) ? null : _parseString(p, ctxt)};
}
if (p.hasToken(JsonToken.VALUE_STRING)
&& ctxt.isEnabled(DeserializationFeature.ACCEPT_EMPTY_STRING_AS_NULL_OBJECT)) {
String str = p.getText();
if (str.length() == 0) {
return null;
}
}
return (String[]) ctxt.handleUnexpectedToken(_valueClass, p);
}
protected final double _testRawDeser(int reps, byte[] json, ObjectReader reader)
throws IOException {
long start = System.nanoTime();
final JsonFactory f = reader.getFactory();
while (--reps >= 0) {
JsonParser p = f.createParser(new ByteArrayInputStream(json));
JsonToken t;
while ((t = p.nextToken()) != null) {
if (t == JsonToken.VALUE_STRING) {
p.getText();
} else if (t.isNumeric()) {
p.getNumberValue();
}
;
}
p.close();
}
hash = f.hashCode();
return _msecsFromNanos(System.nanoTime() - start);
}
public void testSimpleArrayWrite() throws Exception {
StringWriter sw = new StringWriter();
JsonGenerator gen = new JsonFactory().createGenerator(sw);
gen.writeStartArray();
gen.writeNumber(13);
gen.writeBoolean(true);
gen.writeString("foobar");
gen.writeEndArray();
gen.close();
String docStr = sw.toString();
JsonParser jp = createParserUsingReader(docStr);
assertEquals(JsonToken.START_ARRAY, jp.nextToken());
assertEquals(JsonToken.VALUE_NUMBER_INT, jp.nextToken());
assertEquals(13, jp.getIntValue());
assertEquals(JsonToken.VALUE_TRUE, jp.nextToken());
assertEquals(JsonToken.VALUE_STRING, jp.nextToken());
assertEquals("foobar", jp.getText());
assertEquals(JsonToken.END_ARRAY, jp.nextToken());
assertEquals(null, jp.nextToken());
jp.close();
}
@Override
public Object deserialize(JsonParser jp, DeserializationContext ctxt)
throws IOException, JsonProcessingException {
// couple of accepted types...
Object value;
if (_inputType == null) {
value = jp.getText();
} else if (_inputType == Integer.class) {
value = Integer.valueOf(jp.getValueAsInt());
} else if (_inputType == Long.class) {
value = Long.valueOf(jp.getValueAsLong());
} else {
throw ctxt.mappingException(_enumClass);
}
try {
return _factory.invoke(_enumClass, value);
} catch (Exception e) {
ClassUtil.unwrapAndThrowAsIAE(e);
}
return null;
}
@Override
public JSONArray deserialize(JsonParser jp, DeserializationContext ctxt)
throws IOException, JsonProcessingException {
JSONArray array = new JSONArray();
JsonToken t;
while ((t = jp.nextToken()) != JsonToken.END_ARRAY) {
switch (t) {
case START_ARRAY:
array.put(deserialize(jp, ctxt));
continue;
case START_OBJECT:
array.put(JSONObjectDeserializer.instance.deserialize(jp, ctxt));
continue;
case VALUE_STRING:
array.put(jp.getText());
continue;
case VALUE_NULL:
array.put(JSONObject.NULL);
continue;
case VALUE_TRUE:
array.put(Boolean.TRUE);
continue;
case VALUE_FALSE:
array.put(Boolean.FALSE);
continue;
case VALUE_NUMBER_INT:
array.put(jp.getNumberValue());
continue;
case VALUE_NUMBER_FLOAT:
array.put(jp.getNumberValue());
continue;
case VALUE_EMBEDDED_OBJECT:
array.put(jp.getEmbeddedObject());
continue;
}
throw ctxt.mappingException("Urecognized or unsupported JsonToken type: " + t);
}
return array;
}
/**
* Method that gets textual contents of the current token using available methods, and ensures
* results are consistent, before returning them
*/
protected String getAndVerifyText(JsonParser jp) throws IOException, JsonParseException {
// Ok, let's verify other accessors
int actLen = jp.getTextLength();
char[] ch = jp.getTextCharacters();
String str2 = new String(ch, jp.getTextOffset(), actLen);
String str = jp.getText();
if (str.length() != actLen) {
fail(
"Internal problem (jp.token == "
+ jp.getCurrentToken()
+ "): jp.getText().length() ['"
+ str
+ "'] == "
+ str.length()
+ "; jp.getTextLength() == "
+ actLen);
}
assertEquals("String access via getText(), getTextXxx() must be the same", str, str2);
return str;
}
@Override
public Enum<?> deserialize(JsonParser jp, DeserializationContext ctxt)
throws IOException, JsonProcessingException {
JsonToken curr = jp.getCurrentToken();
// Usually should just get string value:
if (curr == JsonToken.VALUE_STRING || curr == JsonToken.FIELD_NAME) {
String name = jp.getText();
Enum<?> result = _resolver.findEnum(name);
if (result == null
&& !ctxt.isEnabled(DeserializationFeature.READ_UNKNOWN_ENUM_VALUES_AS_NULL)) {
throw ctxt.weirdStringException(
name, _resolver.getEnumClass(), "value not one of declared Enum instance names");
}
return result;
}
// But let's consider int acceptable as well (if within ordinal range)
if (curr == JsonToken.VALUE_NUMBER_INT) {
/* ... unless told not to do that. :-)
* (as per [JACKSON-412]
*/
if (ctxt.isEnabled(DeserializationFeature.FAIL_ON_NUMBERS_FOR_ENUMS)) {
throw ctxt.mappingException(
"Not allowed to deserialize Enum value out of JSON number (disable DeserializationConfig.DeserializationFeature.FAIL_ON_NUMBERS_FOR_ENUMS to allow)");
}
int index = jp.getIntValue();
Enum<?> result = _resolver.getEnum(index);
if (result == null
&& !ctxt.isEnabled(DeserializationFeature.READ_UNKNOWN_ENUM_VALUES_AS_NULL)) {
throw ctxt.weirdNumberException(
Integer.valueOf(index),
_resolver.getEnumClass(),
"index value outside legal index range [0.." + _resolver.lastValidIndex() + "]");
}
return result;
}
throw ctxt.mappingException(_resolver.getEnumClass());
}
protected void verifyFieldName(JsonParser jp, String expName) throws IOException {
assertEquals(expName, jp.getText());
assertEquals(expName, jp.getCurrentName());
}
public final void copyCurrentEvent(JsonParser jp) throws IOException, JsonProcessingException {
switch (jp.getCurrentToken()) {
case START_OBJECT:
writeStartObject();
break;
case END_OBJECT:
writeEndObject();
break;
case START_ARRAY:
writeStartArray();
break;
case END_ARRAY:
writeEndArray();
break;
case FIELD_NAME:
writeFieldName(jp.getCurrentName());
break;
case VALUE_STRING:
if (jp.hasTextCharacters()) {
writeString(jp.getTextCharacters(), jp.getTextOffset(), jp.getTextLength());
} else {
writeString(jp.getText());
}
break;
case VALUE_NUMBER_INT:
switch (jp.getNumberType()) {
case INT:
writeNumber(jp.getIntValue());
break;
case BIG_INTEGER:
writeNumber(jp.getBigIntegerValue());
break;
default:
writeNumber(jp.getLongValue());
}
break;
case VALUE_NUMBER_FLOAT:
switch (jp.getNumberType()) {
case BIG_DECIMAL:
writeNumber(jp.getDecimalValue());
break;
case FLOAT:
writeNumber(jp.getFloatValue());
break;
default:
writeNumber(jp.getDoubleValue());
}
break;
case VALUE_TRUE:
writeBoolean(true);
break;
case VALUE_FALSE:
writeBoolean(false);
break;
case VALUE_NULL:
writeNull();
break;
case VALUE_EMBEDDED_OBJECT:
writeObject(jp.getEmbeddedObject());
break;
default:
_cantHappen();
}
}
@Override
public CustomMap deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException {
CustomMap result = new CustomMap();
result.put("x", jp.getText());
return result;
}
private Image readImage(JsonParser parser) throws IOException {
boolean haveWidth = false;
boolean haveHeight = false;
Image image = new Image();
if (parser.nextFieldName(FIELD_URI)) {
image.uri = parser.nextTextValue();
if (parser.nextFieldName(FIELD_TITLE)) {
image.title = parser.nextTextValue();
if (parser.nextFieldName(FIELD_WIDTH)) {
image.width = parser.nextIntValue(-1);
haveWidth = true;
if (parser.nextFieldName(FIELD_HEIGHT)) {
image.height = parser.nextIntValue(-1);
haveHeight = true;
if (parser.nextFieldName(FIELD_SIZE)) {
image.size = Image.Size.valueOf(parser.nextTextValue());
parser.nextToken();
verifyCurrent(parser, JsonToken.END_OBJECT);
return image;
}
}
}
}
}
for (; parser.getCurrentToken() == JsonToken.FIELD_NAME; parser.nextToken()) {
String field = parser.getCurrentName();
// read value token (or START_ARRAY)
parser.nextToken();
Integer I = fullFieldToIndex.get(field);
if (I != null) {
switch (I) {
case FIELD_IX_URI:
image.uri = parser.getText();
continue;
case FIELD_IX_TITLE:
image.title = parser.getText();
continue;
case FIELD_IX_WIDTH:
image.width = parser.getIntValue();
haveWidth = true;
continue;
case FIELD_IX_HEIGHT:
image.height = parser.getIntValue();
haveHeight = true;
continue;
case FIELD_IX_SIZE:
image.size = Image.Size.valueOf(parser.getText());
continue;
}
}
throw new IllegalStateException("Unexpected field '" + field + "'");
}
if (image.uri == null) throw new IllegalStateException("Missing field: " + FIELD_URI);
if (!haveWidth) throw new IllegalStateException("Missing field: " + FIELD_WIDTH);
if (!haveHeight) throw new IllegalStateException("Missing field: " + FIELD_HEIGHT);
if (image.size == null) throw new IllegalStateException("Missing field: " + FIELD_SIZE);
verifyCurrent(parser, JsonToken.END_OBJECT);
return image;
}
@Override
public OffsetTime deserialize(JsonParser parser, DeserializationContext context)
throws IOException {
if (parser.hasToken(JsonToken.VALUE_STRING)) {
String string = parser.getText().trim();
if (string.length() == 0) {
return null;
}
try {
return OffsetTime.parse(string, _formatter);
} catch (DateTimeException e) {
_rethrowDateTimeException(parser, context, e, string);
}
}
if (!parser.isExpectedStartArrayToken()) {
if (parser.hasToken(JsonToken.VALUE_EMBEDDED_OBJECT)) {
return (OffsetTime) parser.getEmbeddedObject();
}
throw context.wrongTokenException(parser, JsonToken.START_ARRAY, "Expected array or string.");
}
int hour = parser.nextIntValue(-1);
if (hour == -1) {
JsonToken t = parser.getCurrentToken();
if (t == JsonToken.END_ARRAY) {
return null;
}
if (t != JsonToken.VALUE_NUMBER_INT) {
_reportWrongToken(parser, context, JsonToken.VALUE_NUMBER_INT, "hours");
}
hour = parser.getIntValue();
}
int minute = parser.nextIntValue(-1);
if (minute == -1) {
JsonToken t = parser.getCurrentToken();
if (t == JsonToken.END_ARRAY) {
return null;
}
if (t != JsonToken.VALUE_NUMBER_INT) {
_reportWrongToken(parser, context, JsonToken.VALUE_NUMBER_INT, "minutes");
}
minute = parser.getIntValue();
}
int partialSecond = 0;
int second = 0;
if (parser.nextToken() == JsonToken.VALUE_NUMBER_INT) {
second = parser.getIntValue();
if (parser.nextToken() == JsonToken.VALUE_NUMBER_INT) {
partialSecond = parser.getIntValue();
if (partialSecond < 1_000
&& !context.isEnabled(DeserializationFeature.READ_DATE_TIMESTAMPS_AS_NANOSECONDS)) {
partialSecond *= 1_000_000; // value is milliseconds, convert it to nanoseconds
}
parser.nextToken();
}
}
if (parser.getCurrentToken() == JsonToken.VALUE_STRING) {
OffsetTime t =
OffsetTime.of(hour, minute, second, partialSecond, ZoneOffset.of(parser.getText()));
if (parser.nextToken() != JsonToken.END_ARRAY) {
_reportWrongToken(parser, context, JsonToken.END_ARRAY, "timezone");
}
return t;
}
throw context.wrongTokenException(
parser, JsonToken.VALUE_STRING, "Expected string for TimeZone after numeric values");
}
protected void verifyIntValue(JsonParser jp, long expValue) throws IOException {
// First, via textual
assertEquals(String.valueOf(expValue), jp.getText());
}
