Java Code Examples for com.fasterxml.jackson.core.JsonParser#nextIntValue()
The following examples show how to use
com.fasterxml.jackson.core.JsonParser#nextIntValue() .
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Example 1
| Source File: DataChunk.java From powsybl-core with Mozilla Public License 2.0 | 6 votes |
|
static void parseFieldName(JsonParser parser, JsonParsingContext context) throws IOException {
String fieldName = parser.getCurrentName();
switch (fieldName) {
case "offset":
context.offset = parser.nextIntValue(-1);
context.doubleValues = null;
context.stringValues = null;
break;
case "uncompressedLength":
context.uncompressedLength = parser.nextIntValue(-1);
break;
case "stepLengths":
context.stepLengths = new TIntArrayList();
context.valuesOrLengthArray = true;
break;
case "values":
case "stepValues":
context.valuesOrLengthArray = true;
break;
default:
break;
}
}
Example 2
| Source File: OpenSkyStatesDeserializer.java From opensky-api with GNU General Public License v3.0 | 6 votes |
|
@Override
public OpenSkyStates deserialize(JsonParser jp, DeserializationContext dc) throws IOException {
if (jp.getCurrentToken() != null && jp.getCurrentToken() != JsonToken.START_OBJECT) {
throw dc.mappingException(OpenSkyStates.class);
}
try {
OpenSkyStates res = new OpenSkyStates();
for (jp.nextToken(); jp.getCurrentToken() != null && jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
if (jp.getCurrentToken() == JsonToken.FIELD_NAME) {
if ("time".equalsIgnoreCase(jp.getCurrentName())) {
int t = jp.nextIntValue(0);
res.setTime(t);
} else if ("states".equalsIgnoreCase(jp.getCurrentName())) {
jp.nextToken();
res.setStates(deserializeStates(jp));
} else {
// ignore other fields, but consume value
jp.nextToken();
}
} // ignore others
}
return res;
} catch (JsonParseException jpe) {
throw dc.mappingException(OpenSkyStates.class);
}
}
Example 3
| Source File: JsonUtilsTest.java From spectator with Apache License 2.0 | 5 votes |
|
private Map<Id, Delta> decode(byte[] json) throws IOException {
Map<Id, Delta> values = new HashMap<>();
JsonParser parser = FACTORY.createParser(json);
// Array start
Assertions.assertEquals(JsonToken.START_ARRAY, parser.nextToken());
// String table
String[] strings = new String[parser.nextIntValue(-1)];
for (int i = 0; i < strings.length; ++i) {
strings[i] = parser.nextTextValue();
}
// Read measurements
parser.nextToken();
while (parser.currentToken() != JsonToken.END_ARRAY) {
int n = parser.getIntValue();
Map<String, String> tags = new HashMap<>(n);
for (int i = 0; i < n; ++i) {
String k = strings[parser.nextIntValue(-1)];
String v = strings[parser.nextIntValue(-1)];
tags.put(k, v);
}
String name = tags.get("name");
tags.remove("name");
Id id = registry.createId(name).withTags(tags);
int op = parser.nextIntValue(-1);
parser.nextToken();
double value = parser.getDoubleValue();
values.put(id, new Delta(op, value));
parser.nextToken();
}
return values;
}
Example 4
| Source File: SimpleValueReader.java From jackson-jr with Apache License 2.0 | 5 votes |
|
private final int _nextInt(JsonParser p) throws IOException {
int i = p.nextIntValue(-2);
if (i != -2) {
return i;
}
return p.getValueAsInt();
}
Example 5
| Source File: NetworkMetadataDeserializer.java From powsybl-core with Mozilla Public License 2.0 | 4 votes |
|
@Override
public NetworkMetadata deserialize(JsonParser parser, DeserializationContext deserializationContext) throws IOException {
String id = null;
String sourceFormat = null;
DateTime caseDate = null;
int forecastDistance = 0;
List<Extension<NetworkMetadata>> extensions = Collections.emptyList();
while (parser.nextToken() != JsonToken.END_OBJECT) {
switch (parser.getCurrentName()) {
case "id":
id = parser.nextTextValue();
break;
case "sourceFormat":
sourceFormat = parser.nextTextValue();
break;
case "caseDate":
caseDate = DateTime.parse(parser.nextTextValue());
break;
case "forecastDistance":
forecastDistance = parser.nextIntValue(0);
break;
case "extensions":
parser.nextToken();
extensions = JsonUtil.readExtensions(parser, deserializationContext, SUPPLIER.get());
break;
default:
throw new PowsyblException("Unexpected field: " + parser.getCurrentName());
}
}
NetworkMetadata metadata = new NetworkMetadata(id, sourceFormat, caseDate, forecastDistance);
SUPPLIER.get().addExtensions(metadata, extensions);
return metadata;
}
Example 6
| Source File: BulkResultDeserializer.java From log4j2-elasticsearch with Apache License 2.0 | 4 votes |
|
@Override
public Object deserialize(JsonParser p, DeserializationContext ctxt) throws IOException, JsonProcessingException {
int took = 0;
boolean errors = false;
BulkError error = null;
int status = -1;
List<BulkResultItem> items = null;
String fieldName;
while ((fieldName = p.nextFieldName()) != null) {
switch (fieldName) {
case "took": {
took = p.nextIntValue(-1);
break;
}
case "errors": {
errors = p.nextBooleanValue();
break;
}
case "status": {
status = p.nextIntValue(-1);
break;
}
case "error": {
p.nextValue(); // skip to START_OBJECT or VALUE_NULL
JsonDeserializer<Object> typeDeserializer = ctxt.findNonContextualValueDeserializer(ctxt.constructType(BulkError.class));
error = (BulkError) typeDeserializer.deserialize(p, ctxt);
break;
}
case "items": {
if (errors) {
items = new ArrayList<>();
p.nextValue(); // skip to START_ARRAY
p.nextValue(); // skip to START_OBJECT
ObjectMapper mapper = (ObjectMapper) p.getCodec();
MappingIterator<BulkResultItem> bulkResultItemMappingIterator = mapper.readValues(p, BulkResultItem.class);
while (bulkResultItemMappingIterator.hasNext()) {
items.add(bulkResultItemMappingIterator.next());
}
}
break;
}
}
}
return new BufferedBulkResult(took, errors, error, status, items);
}
Example 7
| Source File: BatchResultDeserializer.java From log4j2-elasticsearch with Apache License 2.0 | 4 votes |
|
@Override
public Object deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
int took = 0;
boolean errors = false;
Error error = null;
int status = -1;
List<BatchItemResult> items = null;
String fieldName;
while ((fieldName = p.nextFieldName()) != null) {
switch (fieldName) {
case "took": {
took = p.nextIntValue(-1);
break;
}
case "errors": {
errors = p.nextBooleanValue();
break;
}
case "status": {
status = p.nextIntValue(-1);
break;
}
case "error": {
p.nextValue(); // skip to START_OBJECT or VALUE_NULL
JsonDeserializer<Object> typeDeserializer = ctxt.findNonContextualValueDeserializer(ctxt.constructType(Error.class));
error = (Error) typeDeserializer.deserialize(p, ctxt);
break;
}
case "items": {
if (errors) {
items = new ArrayList<>();
p.nextValue(); // skip to START_ARRAY
p.nextValue(); // skip to START_OBJECT
ObjectMapper mapper = (ObjectMapper) p.getCodec();
MappingIterator<BatchItemResult> batchResultItemMappingIterator = mapper.readValues(p, BatchItemResult.class);
while (batchResultItemMappingIterator.hasNext()) {
items.add(batchResultItemMappingIterator.next());
}
}
break;
}
}
}
return new BatchResult(took, errors, error, status, items);
}
Example 8
| Source File: OpenSkyStatesDeserializer.java From opensky-api with GNU General Public License v3.0 | 4 votes |
|
private Collection<StateVector> deserializeStates(JsonParser jp) throws IOException {
ArrayList<StateVector> result = new ArrayList<>();
for (JsonToken next = jp.nextToken(); next != null && next != JsonToken.END_ARRAY; next = jp.nextToken()) {
if (next == JsonToken.START_ARRAY) {
continue;
}
if (next == JsonToken.END_OBJECT) {
break;
}
String icao24 = jp.getText();
if ("null".equals(icao24)) {
throw new JsonParseException("Got 'null' icao24", jp.getCurrentLocation());
}
StateVector sv = new StateVector(icao24);
sv.setCallsign(jp.nextTextValue());
sv.setOriginCountry(jp.nextTextValue());
sv.setLastPositionUpdate((jp.nextToken() != null && jp.getCurrentToken() != JsonToken.VALUE_NULL ? jp.getDoubleValue() : null));
sv.setLastContact((jp.nextToken() != null && jp.getCurrentToken() != JsonToken.VALUE_NULL ? jp.getDoubleValue() : null));
sv.setLongitude((jp.nextToken() != null && jp.getCurrentToken() != JsonToken.VALUE_NULL ? jp.getDoubleValue() : null));
sv.setLatitude((jp.nextToken() != null && jp.getCurrentToken() != JsonToken.VALUE_NULL ? jp.getDoubleValue() : null));
sv.setBaroAltitude((jp.nextToken() != null && jp.getCurrentToken() != JsonToken.VALUE_NULL ? jp.getDoubleValue() : null));
sv.setOnGround(jp.nextBooleanValue());
sv.setVelocity((jp.nextToken() != null && jp.getCurrentToken() != JsonToken.VALUE_NULL ? jp.getDoubleValue() : null));
sv.setHeading((jp.nextToken() != null && jp.getCurrentToken() != JsonToken.VALUE_NULL ? jp.getDoubleValue() : null));
sv.setVerticalRate((jp.nextToken() != null && jp.getCurrentToken() != JsonToken.VALUE_NULL ? jp.getDoubleValue() : null));
// sensor serials if present
next = jp.nextToken();
if (next == JsonToken.START_ARRAY) {
for (next = jp.nextToken(); next != null && next != JsonToken.END_ARRAY; next = jp.nextToken()) {
sv.addSerial(jp.getIntValue());
}
}
sv.setGeoAltitude((jp.nextToken() != null && jp.getCurrentToken() != JsonToken.VALUE_NULL ? jp.getDoubleValue() : null));
sv.setSquawk(jp.nextTextValue());
sv.setSpi(jp.nextBooleanValue());
int psi = jp.nextIntValue(0);
StateVector.PositionSource ps = psi <= StateVector.PositionSource.values().length ?
StateVector.PositionSource.values()[psi] : StateVector.PositionSource.UNKNOWN;
sv.setPositionSource(ps);
// there are additional fields (upward compatibility), consume until end of this state vector array
next = jp.nextToken();
while (next != null && next != JsonToken.END_ARRAY) {
// ignore
next = jp.nextToken();
}
// consume "END_ARRAY" or next "START_ARRAY"
jp.nextToken();
result.add(sv);
}
return result;
}
Example 9
| Source File: YearMonthDeserializer.java From jackson-modules-java8 with Apache License 2.0 | 4 votes |
|
@Override
public YearMonth deserialize(JsonParser parser, DeserializationContext context) throws IOException
{
if (parser.hasToken(JsonToken.VALUE_STRING)) {
String string = parser.getText().trim();
if (string.length() == 0) {
if (!isLenient()) {
return _failForNotLenient(parser, context, JsonToken.VALUE_STRING);
}
return null;
}
try {
return YearMonth.parse(string, _formatter);
} catch (DateTimeException e) {
return _handleDateTimeFormatException(context, e, _formatter, string);
}
}
if (parser.isExpectedStartArrayToken()) {
JsonToken t = parser.nextToken();
if (t == JsonToken.END_ARRAY) {
return null;
}
if ((t == JsonToken.VALUE_STRING || t == JsonToken.VALUE_EMBEDDED_OBJECT)
&& context.isEnabled(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS)) {
final YearMonth parsed = deserialize(parser, context);
if (parser.nextToken() != JsonToken.END_ARRAY) {
handleMissingEndArrayForSingle(parser, context);
}
return parsed;
}
if (t != JsonToken.VALUE_NUMBER_INT) {
_reportWrongToken(context, JsonToken.VALUE_NUMBER_INT, "years");
}
int year = parser.getIntValue();
int month = parser.nextIntValue(-1);
if (month == -1) {
if (!parser.hasToken(JsonToken.VALUE_NUMBER_INT)) {
_reportWrongToken(context, JsonToken.VALUE_NUMBER_INT, "months");
}
month = parser.getIntValue();
}
if (parser.nextToken() != JsonToken.END_ARRAY) {
throw context.wrongTokenException(parser, handledType(), JsonToken.END_ARRAY,
"Expected array to end");
}
return YearMonth.of(year, month);
}
if (parser.hasToken(JsonToken.VALUE_EMBEDDED_OBJECT)) {
return (YearMonth) parser.getEmbeddedObject();
}
return _handleUnexpectedToken(context, parser,
JsonToken.VALUE_STRING, JsonToken.START_ARRAY);
}
Example 10
| Source File: MonthDayDeserializer.java From jackson-modules-java8 with Apache License 2.0 | 4 votes |
|
@Override
public MonthDay deserialize(JsonParser parser, DeserializationContext context) throws IOException
{
if (parser.hasToken(JsonToken.VALUE_STRING)) {
String string = parser.getValueAsString().trim();
try {
if (_formatter == null) {
return MonthDay.parse(string);
}
return MonthDay.parse(string, _formatter);
} catch (DateTimeException e) {
return _handleDateTimeFormatException(context, e, _formatter, string);
}
}
if (parser.isExpectedStartArrayToken()) {
JsonToken t = parser.nextToken();
if (t == JsonToken.END_ARRAY) {
return null;
}
if ((t == JsonToken.VALUE_STRING || t == JsonToken.VALUE_EMBEDDED_OBJECT)
&& context.isEnabled(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS)) {
final MonthDay parsed = deserialize(parser, context);
if (parser.nextToken() != JsonToken.END_ARRAY) {
handleMissingEndArrayForSingle(parser, context);
}
return parsed;
}
if (t != JsonToken.VALUE_NUMBER_INT) {
_reportWrongToken(context, JsonToken.VALUE_NUMBER_INT, "month");
}
int month = parser.getIntValue();
int day = parser.nextIntValue(-1);
if (day == -1) {
if (!parser.hasToken(JsonToken.VALUE_NUMBER_INT)) {
_reportWrongToken(context, JsonToken.VALUE_NUMBER_INT, "day");
}
day = parser.getIntValue();
}
if (parser.nextToken() != JsonToken.END_ARRAY) {
throw context.wrongTokenException(parser, handledType(), JsonToken.END_ARRAY,
"Expected array to end");
}
return MonthDay.of(month, day);
}
if (parser.hasToken(JsonToken.VALUE_EMBEDDED_OBJECT)) {
return (MonthDay) parser.getEmbeddedObject();
}
return _handleUnexpectedToken(context, parser,
JsonToken.VALUE_STRING, JsonToken.START_ARRAY);
}
