List of usage examples for com.google.gson.stream JsonReader beginArray
public void beginArray() throws IOException
From source file:org.bimserver.client.ClientIfcModel.java
License:Open Source License
@SuppressWarnings({ "unused", "resource" })
public void getGeometry(IfcProduct ifcProduct) {
try {// www . j a v a2 s . co m
Long downloadByOids = bimServerClient.getBimsie1ServiceInterface().downloadByOids(
Collections.singleton(roid), Collections.singleton(ifcProduct.getOid()),
getJsonGeometrySerializerOid(), true, false);
InputStream downloadData = bimServerClient.getDownloadData(downloadByOids,
getJsonGeometrySerializerOid());
JsonReader jsonReader = new JsonReader(new InputStreamReader(downloadData));
jsonReader.beginObject();
if (jsonReader.nextName().equals("geometry")) {
jsonReader.beginArray();
while (jsonReader.hasNext()) {
jsonReader.beginObject();
if (jsonReader.nextName().equals("material")) {
String material = jsonReader.nextString();
if (jsonReader.nextName().equals("type")) {
String type = jsonReader.nextString();
if (jsonReader.nextName().equals("coreId")) {
String coreid = jsonReader.nextString();
if (jsonReader.nextName().equals("primitive")) {
String primitive = jsonReader.nextString();
if (jsonReader.nextName().equals("positions")) {
jsonReader.beginArray();
while (jsonReader.hasNext()) {
double position = jsonReader.nextDouble();
}
jsonReader.endArray();
if (jsonReader.nextName().equals("normals")) {
jsonReader.beginArray();
while (jsonReader.hasNext()) {
double normal = jsonReader.nextDouble();
}
jsonReader.endArray();
if (jsonReader.nextName().equals("nrindices")) {
int nrindices = jsonReader.nextInt();
}
}
}
}
}
}
}
jsonReader.endObject();
}
jsonReader.endArray();
}
jsonReader.endObject();
} catch (Exception e) {
LOGGER.error("", e);
}
}
From source file:org.bimserver.deserializers.JsonDeserializer.java
License:Open Source License
@SuppressWarnings({ "rawtypes", "unchecked" })
@Override// w w w . ja v a 2 s . c om
public IfcModelInterface read(InputStream in, String filename, long fileSize) throws DeserializeException {
IfcModelInterface model = new IfcModel();
WaitingList<Long> waitingList = new WaitingList<Long>();
JsonReader jsonReader = new JsonReader(new InputStreamReader(in));
try {
jsonReader.beginObject();
if (jsonReader.nextName().equals("objects")) {
jsonReader.beginArray();
while (jsonReader.hasNext()) {
jsonReader.beginObject();
if (jsonReader.nextName().equals("__oid")) {
long oid = jsonReader.nextLong();
if (jsonReader.nextName().equals("__type")) {
String type = jsonReader.nextString();
EClass eClass = (EClass) Ifc2x3tc1Package.eINSTANCE.getEClassifier(type);
if (eClass == null) {
throw new DeserializeException("No class found with name " + type);
}
IdEObject object = (IdEObject) Ifc2x3tc1Factory.eINSTANCE.create(eClass);
// ((IdEObjectImpl) object).setDelegate(new
// ClientDelegate(this, object, null));
((IdEObjectImpl) object).setOid(oid);
model.add(object.getOid(), object);
while (jsonReader.hasNext()) {
String featureName = jsonReader.nextName();
boolean embedded = false;
if (featureName.startsWith("__ref")) {
featureName = featureName.substring(5);
} else if (featureName.startsWith("__emb")) {
embedded = true;
featureName = featureName.substring(5);
}
EStructuralFeature eStructuralFeature = eClass.getEStructuralFeature(featureName);
if (eStructuralFeature == null) {
throw new DeserializeException(
"Unknown field (" + featureName + ") on class " + eClass.getName());
}
if (eStructuralFeature.isMany()) {
jsonReader.beginArray();
if (eStructuralFeature instanceof EAttribute) {
List list = (List) object.eGet(eStructuralFeature);
List<String> stringList = null;
if (eStructuralFeature.getEType() == EcorePackage.eINSTANCE
.getEDoubleObject()
|| eStructuralFeature.getEType() == EcorePackage.eINSTANCE
.getEDouble()) {
EStructuralFeature asStringFeature = eClass.getEStructuralFeature(
eStructuralFeature.getName() + "AsString");
stringList = (List<String>) object.eGet(asStringFeature);
}
while (jsonReader.hasNext()) {
Object e = readPrimitive(jsonReader, eStructuralFeature);
list.add(e);
if (eStructuralFeature.getEType() == EcorePackage.eINSTANCE
.getEDouble()) {
double val = (Double) e;
stringList.add("" + val); // TODO
// this
// is
// losing
// precision,
// maybe
// also
// send
// the
// string
// value?
}
}
} else if (eStructuralFeature instanceof EReference) {
int index = 0;
while (jsonReader.hasNext()) {
if (embedded) {
List list = (List) object.eGet(eStructuralFeature);
jsonReader.beginObject();
if (jsonReader.nextName().equals("__type")) {
String t = jsonReader.nextString();
IdEObject wrappedObject = (IdEObject) Ifc2x3tc1Factory.eINSTANCE
.create((EClass) Ifc2x3tc1Package.eINSTANCE
.getEClassifier(t));
if (jsonReader.nextName().equals("value")) {
EStructuralFeature wv = wrappedObject.eClass()
.getEStructuralFeature("wrappedValue");
wrappedObject.eSet(wv, readPrimitive(jsonReader, wv));
list.add(wrappedObject);
} else {
// error
}
}
jsonReader.endObject();
} else {
long refOid = jsonReader.nextLong();
waitingList.add(refOid,
new ListWaitingObject(object, eStructuralFeature, index));
index++;
}
}
}
jsonReader.endArray();
} else {
if (eStructuralFeature instanceof EAttribute) {
Object x = readPrimitive(jsonReader, eStructuralFeature);
if (eStructuralFeature.getEType() == EcorePackage.eINSTANCE.getEDouble()) {
EStructuralFeature asStringFeature = object.eClass()
.getEStructuralFeature(
eStructuralFeature.getName() + "AsString");
object.eSet(asStringFeature, "" + x); // TODO
// this
// is
// losing
// precision,
// maybe
// also
// send
// the
// string
// value?
}
object.eSet(eStructuralFeature, x);
} else if (eStructuralFeature instanceof EReference) {
if (eStructuralFeature.getName().equals("GlobalId")) {
IfcGloballyUniqueId globallyUniqueId = Ifc2x3tc1Factory.eINSTANCE
.createIfcGloballyUniqueId();
globallyUniqueId.setWrappedValue(jsonReader.nextString());
object.eSet(eStructuralFeature, globallyUniqueId);
} else if (embedded) {
jsonReader.beginObject();
if (jsonReader.nextName().equals("__type")) {
String t = jsonReader.nextString();
IdEObject wrappedObject = (IdEObject) Ifc2x3tc1Factory.eINSTANCE
.create((EClass) Ifc2x3tc1Package.eINSTANCE
.getEClassifier(t));
if (jsonReader.nextName().equals("value")) {
EStructuralFeature wv = wrappedObject.eClass()
.getEStructuralFeature("wrappedValue");
wrappedObject.eSet(wv, readPrimitive(jsonReader, wv));
object.eSet(eStructuralFeature, wrappedObject);
} else {
// error
}
}
jsonReader.endObject();
} else {
waitingList.add(jsonReader.nextLong(),
new SingleWaitingObject(object, eStructuralFeature));
}
}
}
}
if (waitingList.containsKey(oid)) {
waitingList.updateNode(oid, eClass, object);
}
}
}
jsonReader.endObject();
}
jsonReader.endArray();
}
jsonReader.endObject();
} catch (IOException e1) {
e1.printStackTrace();
} catch (IfcModelInterfaceException e1) {
e1.printStackTrace();
} finally {
try {
jsonReader.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return model;
}
From source file:org.bimserver.emf.SharedJsonDeserializer.java
License:Open Source License
@SuppressWarnings("rawtypes") public IfcModelInterface read(InputStream in, IfcModelInterface model, boolean checkWaitingList) throws DeserializeException { if (model.getPackageMetaData().getSchemaDefinition() == null) { throw new DeserializeException("No SchemaDefinition available"); }/*ww w .ja v a2s. c o m*/ WaitingList<Long> waitingList = new WaitingList<Long>(); final boolean log = false; if (log) { ByteArrayOutputStream baos = new ByteArrayOutputStream(); try { IOUtils.copy(in, baos); File file = new File("debug.json"); System.out.println(file.getAbsolutePath()); FileUtils.writeByteArrayToFile(file, baos.toByteArray()); } catch (IOException e) { e.printStackTrace(); } in = new ByteArrayInputStream(baos.toByteArray()); } JsonReader jsonReader = new JsonReader(new InputStreamReader(in, Charsets.UTF_8)); int nrObjects = 0; try { JsonToken peek = jsonReader.peek(); if (peek != null && peek == JsonToken.BEGIN_OBJECT) { jsonReader.beginObject(); peek = jsonReader.peek(); while (peek == JsonToken.NAME) { String nextName = jsonReader.nextName(); if (nextName.equals("objects")) { jsonReader.beginArray(); while (jsonReader.hasNext()) { nrObjects++; processObject(model, waitingList, jsonReader, null); } jsonReader.endArray(); } else if (nextName.equals("header")) { IfcHeader ifcHeader = (IfcHeader) processObject(model, waitingList, jsonReader, StorePackage.eINSTANCE.getIfcHeader()); model.getModelMetaData().setIfcHeader(ifcHeader); } peek = jsonReader.peek(); } jsonReader.endObject(); } } catch (IOException e) { LOGGER.error("", e); } catch (IfcModelInterfaceException e) { LOGGER.error("", e); } finally { LOGGER.info("# Objects: " + nrObjects); try { jsonReader.close(); } catch (IOException e) { LOGGER.error("", e); } } boolean checkUnique = false; if (checkUnique) { for (IdEObject idEObject : model.getValues()) { for (EStructuralFeature eStructuralFeature : idEObject.eClass().getEAllStructuralFeatures()) { Object value = idEObject.eGet(eStructuralFeature); if (eStructuralFeature instanceof EReference) { if (eStructuralFeature.isMany()) { List list = (List) value; if (eStructuralFeature.isUnique()) { Set<Object> t = new HashSet<>(); for (Object v : list) { if (t.contains(v)) { // LOGGER.error("NOT UNIQUE " + idEObject.eClass().getName() + "." + eStructuralFeature.getName()); } t.add(v); } } } } } } } if (checkWaitingList && waitingList.size() > 0) { try { waitingList.dumpIfNotEmpty(); } catch (BimServerClientException e) { e.printStackTrace(); } throw new DeserializeException("Waitinglist should be empty (" + waitingList.size() + ")"); } return model; }
From source file:org.bimserver.emf.SharedJsonDeserializer.java
License:Open Source License
@SuppressWarnings({ "rawtypes", "unchecked" })
private IdEObject processObject(IfcModelInterface model, WaitingList<Long> waitingList, JsonReader jsonReader,
EClass eClass) throws IOException, DeserializeException, IfcModelInterfaceException {
IdEObjectImpl object = null;//from ww w . j av a 2 s. c o m
jsonReader.beginObject();
if (jsonReader.nextName().equals("_i")) {
long oid = jsonReader.nextLong();
if (jsonReader.nextName().equals("_t")) {
String type = jsonReader.nextString();
if (eClass == null) {
eClass = model.getPackageMetaData().getEClassIncludingDependencies(type);
}
if (eClass == null) {
throw new DeserializeException("No class found with name " + type);
}
if (model.containsNoFetch(oid)) {
object = (IdEObjectImpl) model.getNoFetch(oid);
} else {
if (eClass == StorePackage.eINSTANCE.getIfcHeader()) {
object = (IdEObjectImpl) StoreFactory.eINSTANCE.createIfcHeader();
} else {
object = (IdEObjectImpl) model.create(eClass, oid);
}
}
if (jsonReader.nextName().equals("_s")) {
int state = jsonReader.nextInt();
if (state == 1) {
object.setLoadingState(State.LOADED);
while (jsonReader.hasNext()) {
String featureName = jsonReader.nextName();
boolean embedded = false;
if (featureName.startsWith("_r")) {
featureName = featureName.substring(2);
} else if (featureName.startsWith("_e")) {
embedded = true;
featureName = featureName.substring(2);
}
EStructuralFeature eStructuralFeature = eClass.getEStructuralFeature(featureName);
if (eStructuralFeature == null) {
throw new DeserializeException(
"Unknown field (" + featureName + ") on class " + eClass.getName());
}
if (eStructuralFeature.isMany()) {
jsonReader.beginArray();
if (eStructuralFeature instanceof EAttribute) {
List list = (List) object.eGet(eStructuralFeature);
List<String> stringList = null;
if (eStructuralFeature.getEType() == EcorePackage.eINSTANCE.getEDoubleObject()
|| eStructuralFeature.getEType() == EcorePackage.eINSTANCE
.getEDouble()) {
EStructuralFeature asStringFeature = eClass
.getEStructuralFeature(eStructuralFeature.getName() + "AsString");
stringList = (List<String>) object.eGet(asStringFeature);
}
while (jsonReader.hasNext()) {
Object e = readPrimitive(jsonReader, eStructuralFeature);
list.add(e);
if (eStructuralFeature.getEType() == EcorePackage.eINSTANCE.getEDouble()) {
double val = (Double) e;
stringList.add("" + val); // TODO
// this
// is
// losing
// precision,
// maybe
// also
// send
// the
// string
// value?
}
}
} else if (eStructuralFeature instanceof EReference) {
int index = 0;
AbstractEList list = (AbstractEList) object.eGet(eStructuralFeature);
while (jsonReader.hasNext()) {
if (embedded) {
JsonToken peek = jsonReader.peek();
if (peek == JsonToken.NUMBER) {
long refOid = jsonReader.nextLong();
processRef(model, waitingList, object, eStructuralFeature, index,
list, refOid);
} else {
jsonReader.beginObject();
String nextName = jsonReader.nextName();
if (nextName.equals("_t")) {
String t = jsonReader.nextString();
IdEObject wrappedObject = (IdEObject) model
.create(model.getPackageMetaData().getEClass(t), -1);
if (jsonReader.nextName().equals("_v")) {
EStructuralFeature wv = wrappedObject.eClass()
.getEStructuralFeature("wrappedValue");
wrappedObject.eSet(wv, readPrimitive(jsonReader, wv));
list.add(wrappedObject);
} else {
// error
}
} else if (nextName.equals("_i")) {
// Not all are embedded...
long refOid = jsonReader.nextLong();
processRef(model, waitingList, object, eStructuralFeature,
index, list, refOid);
}
jsonReader.endObject();
}
} else {
long refOid = jsonReader.nextLong();
processRef(model, waitingList, object, eStructuralFeature, index, list,
refOid);
}
index++;
}
}
jsonReader.endArray();
} else {
if (eStructuralFeature instanceof EAttribute) {
Object x = readPrimitive(jsonReader, eStructuralFeature);
if (eStructuralFeature.getEType() == EcorePackage.eINSTANCE.getEDouble()) {
EStructuralFeature asStringFeature = object.eClass()
.getEStructuralFeature(eStructuralFeature.getName() + "AsString");
if (asStringFeature != null) {
object.eSet(asStringFeature, "" + x); // TODO
}
// this
// is
// losing
// precision,
// maybe
// also
// send
// the
// string
// value?
}
object.eSet(eStructuralFeature, x);
} else if (eStructuralFeature instanceof EReference) {
if (eStructuralFeature.getName().equals("GlobalId")) {
IfcGloballyUniqueId globallyUniqueId = Ifc2x3tc1Factory.eINSTANCE
.createIfcGloballyUniqueId();
globallyUniqueId.setWrappedValue(jsonReader.nextString());
object.eSet(eStructuralFeature, globallyUniqueId);
} else if (embedded) {
jsonReader.beginObject();
if (jsonReader.nextName().equals("_t")) {
String t = jsonReader.nextString();
IdEObject wrappedObject = (IdEObject) model.create(
model.getPackageMetaData().getEClassIncludingDependencies(t),
-1);
if (eStructuralFeature.getEAnnotation("dbembed") != null) {
for (EStructuralFeature eStructuralFeature2 : wrappedObject.eClass()
.getEAllStructuralFeatures()) {
String fn = jsonReader.nextName();
if (fn.equals(eStructuralFeature2.getName())) {
wrappedObject.eSet(eStructuralFeature2,
readPrimitive(jsonReader, eStructuralFeature2));
} else {
throw new DeserializeException(
fn + " / " + eStructuralFeature2.getName());
}
}
object.eSet(eStructuralFeature, wrappedObject);
} else {
if (jsonReader.nextName().equals("_v")) {
EStructuralFeature wv = wrappedObject.eClass()
.getEStructuralFeature("wrappedValue");
wrappedObject.eSet(wv, readPrimitive(jsonReader, wv));
object.eSet(eStructuralFeature, wrappedObject);
}
}
}
jsonReader.endObject();
} else {
long refOid = jsonReader.nextLong();
boolean isInverse = false;
EntityDefinition entityBN = model.getPackageMetaData().getSchemaDefinition()
.getEntityBN(object.eClass().getName());
if (entityBN != null) {
// Some entities like GeometryInfo/Data are not in IFC schema, but valid
Attribute attributeBN = entityBN
.getAttributeBNWithSuper(eStructuralFeature.getName());
if (attributeBN != null) {
if (attributeBN instanceof InverseAttribute) {
isInverse = true;
}
}
}
if (!isInverse) {
if (model.contains(refOid)) {
object.eSet(eStructuralFeature, model.get(refOid));
} else {
waitingList.add(refOid, new SingleWaitingObject(-1, object,
(EReference) eStructuralFeature));
}
}
}
}
}
}
} else {
// state not_loaded
}
if (waitingList.containsKey(oid)) {
waitingList.updateNode(oid, eClass, object);
}
model.add(object.getOid(), object);
} else {
LOGGER.info("_s expected");
}
} else {
LOGGER.info("_t expected");
}
} else {
LOGGER.info("_i expected");
}
jsonReader.endObject();
return object;
}
From source file:org.cgiar.ccafs.marlo.utils.StringTypeAdapter.java
License:Open Source License
@Override public String read(JsonReader jsonReader) throws IOException { if (jsonReader.peek() == JsonToken.NULL) { jsonReader.nextNull();//from w w w. j a v a 2s .c om return null; } try { String value = jsonReader.nextString(); return value; } catch (IllegalStateException e) { String values = ""; jsonReader.beginArray(); while (jsonReader.hasNext()) { if (values.length() < 1) { values = jsonReader.nextString(); } else { values = values + "," + jsonReader.nextString(); } } jsonReader.endArray(); return values; } }
From source file:org.cyanogenmod.changelog.ChangelogParser.java
License:Open Source License
/** * Read a Collection of ChangeInfo JSON entities * See http://review.cyanogenmod.org/Documentation/rest-api.html * @param reader the JsonReader to use/*from w w w . j a v a 2 s. c o m*/ * @return a List of Changes * @throws IOException */ private List<Change> parseChangeInfoList(JsonReader reader) throws IOException { List<Change> changes = new LinkedList<>(); reader.beginArray(); while (reader.hasNext()) { Change newChange = parseChangeInfo(reader); // check if its a legit change if (newChange.isDeviceSpecific()) changes.add(newChange); } reader.endArray(); return changes; }
From source file:org.eclipse.lsp4j.jsonrpc.json.adapters.CollectionTypeAdapter.java
License:Open Source License
@Override public Collection<E> read(JsonReader in) throws IOException { JsonToken peek = in.peek();/*ww w. ja v a2s . co m*/ if (peek == JsonToken.NULL) { in.nextNull(); return null; } else if (peek == JsonToken.BEGIN_ARRAY) { Collection<E> collection = constructor.get(); in.beginArray(); while (in.hasNext()) { E instance = elementTypeAdapter.read(in); collection.add(instance); } in.endArray(); return collection; } else { Collection<E> collection = constructor.get(); E instance = elementTypeAdapter.read(in); collection.add(instance); return collection; } }
From source file:org.eclipse.lsp4j.jsonrpc.json.adapters.MessageTypeAdapter.java
License:Open Source License
/** * Convert the json input into the parameters object corresponding to the call * made by method./*from ww w. ja va 2 s .co m*/ * * If the method is not known until after parsing, call * {@link #parseParams(Object, String)} on the return value of this call for a * second chance conversion. * * @param in * json input to read from * @param method * method name of request * @return correctly typed object if the correct expected type can be * determined, or a JsonElement representing the parameters */ protected Object parseParams(JsonReader in, String method) throws IOException, JsonIOException { JsonToken next = in.peek(); if (next == JsonToken.NULL) { in.nextNull(); return null; } Type[] parameterTypes = getParameterTypes(method); if (parameterTypes.length == 1) { return fromJson(in, parameterTypes[0]); } if (parameterTypes.length > 1 && next == JsonToken.BEGIN_ARRAY) { List<Object> parameters = new ArrayList<Object>(parameterTypes.length); int index = 0; in.beginArray(); while (in.hasNext()) { Type parameterType = index < parameterTypes.length ? parameterTypes[index] : null; Object parameter = fromJson(in, parameterType); parameters.add(parameter); index++; } in.endArray(); while (index < parameterTypes.length) { parameters.add(null); index++; } return parameters; } return new JsonParser().parse(in); }
From source file:org.eclipse.packagedrone.repo.channel.apm.ChannelReader.java
License:Open Source License
private List<ValidationMessage> readValidationMessages(final JsonReader jr) throws IOException { final List<ValidationMessage> result = new LinkedList<>(); jr.beginArray(); while (jr.hasNext()) { result.add(readValidationMessage(jr)); }// w ww . j a v a 2 s. c om jr.endArray(); return result; }
From source file:org.eclipse.packagedrone.repo.channel.apm.ChannelReader.java
License:Open Source License
private Set<String> readSet(final JsonReader jr) throws IOException { final Set<String> result = new HashSet<>(); jr.beginArray(); while (jr.hasNext()) { result.add(jr.nextString());/* w w w .j a va2 s . c o m*/ } jr.endArray(); return result; }