List of usage examples for com.fasterxml.jackson.core JsonParser getCurrentToken
public abstract JsonToken getCurrentToken();
From source file:com.adobe.communities.ugc.migration.importer.UGCImportHelper.java
protected void extractTopic(final JsonParser jsonParser, final Resource resource, final ResourceResolver resolver, final CommentOperations operations) throws IOException, ServletException { if (jsonParser.getCurrentToken().equals(JsonToken.END_OBJECT)) { return; // replies could just be an empty object (i.e. "ugc:replies":{} ) in which case, do nothing }/* www . jav a 2s. c o m*/ final Map<String, Object> properties = new HashMap<String, Object>(); properties.put("social:key", jsonParser.getCurrentName()); Resource post = null; jsonParser.nextToken(); if (jsonParser.getCurrentToken().equals(JsonToken.START_OBJECT)) { jsonParser.nextToken(); String author = null; List<DataSource> attachments = new ArrayList<DataSource>(); while (!jsonParser.getCurrentToken().equals(JsonToken.END_OBJECT)) { final String label = jsonParser.getCurrentName(); JsonToken token = jsonParser.nextToken(); if (jsonParser.getCurrentToken().isScalarValue()) { // either a string, boolean, or long value if (token.isNumeric()) { properties.put(label, jsonParser.getValueAsLong()); } else { final String value = jsonParser.getValueAsString(); if (value.equals("true") || value.equals("false")) { properties.put(label, jsonParser.getValueAsBoolean()); } else { final String decodedValue = URLDecoder.decode(value, "UTF-8"); if (label.equals("language")) { properties.put("mtlanguage", decodedValue); } else { properties.put(label, decodedValue); if (label.equals("userIdentifier")) { author = decodedValue; } else if (label.equals("jcr:description")) { properties.put("message", decodedValue); } } } } } else if (label.equals(ContentTypeDefinitions.LABEL_ATTACHMENTS)) { attachments = getAttachments(jsonParser); } else if (label.equals(ContentTypeDefinitions.LABEL_REPLIES) || label.equals(ContentTypeDefinitions.LABEL_TALLY) || label.equals(ContentTypeDefinitions.LABEL_TRANSLATION) || label.equals(ContentTypeDefinitions.LABEL_SUBNODES)) { // replies and sub-nodes ALWAYS come after all other properties and attachments have been listed, // so we can create the post now if we haven't already, and then dive in if (post == null) { try { post = createPost(resource, author, properties, attachments, resolver.adaptTo(Session.class), operations); resProvider = SocialResourceUtils.getSocialResource(post).getResourceProvider(); } catch (Exception e) { throw new ServletException(e.getMessage(), e); } } if (label.equals(ContentTypeDefinitions.LABEL_REPLIES)) { if (token.equals(JsonToken.START_OBJECT)) { jsonParser.nextToken(); while (!token.equals(JsonToken.END_OBJECT)) { extractTopic(jsonParser, post, resolver, operations); token = jsonParser.nextToken(); } } else { throw new IOException("Expected an object for the subnodes"); } } else if (label.equals(ContentTypeDefinitions.LABEL_SUBNODES)) { if (token.equals(JsonToken.START_OBJECT)) { token = jsonParser.nextToken(); try { while (!token.equals(JsonToken.END_OBJECT)) { final String subnodeType = jsonParser.getCurrentName(); token = jsonParser.nextToken(); if (token.equals(JsonToken.START_OBJECT)) { jsonParser.skipChildren(); token = jsonParser.nextToken(); } } } catch (final IOException e) { throw new IOException("unable to skip child of sub-nodes", e); } } else { final String field = jsonParser.getValueAsString(); throw new IOException("Expected an object for the subnodes. Instead: " + field); } } else if (label.equals(ContentTypeDefinitions.LABEL_TALLY)) { UGCImportHelper.extractTally(post, jsonParser, resProvider, tallyOperationsService); } else if (label.equals(ContentTypeDefinitions.LABEL_TRANSLATION)) { importTranslation(jsonParser, post); resProvider.commit(post.getResourceResolver()); } } else if (jsonParser.getCurrentToken().equals(JsonToken.START_OBJECT)) { properties.put(label, UGCImportHelper.extractSubmap(jsonParser)); } else if (jsonParser.getCurrentToken().equals(JsonToken.START_ARRAY)) { jsonParser.nextToken(); // skip the START_ARRAY token if (label.equals(ContentTypeDefinitions.LABEL_TIMESTAMP_FIELDS)) { while (!jsonParser.getCurrentToken().equals(JsonToken.END_ARRAY)) { final String timestampLabel = jsonParser.getValueAsString(); if (properties.containsKey(timestampLabel) && properties.get(timestampLabel) instanceof Long) { final Calendar calendar = new GregorianCalendar(); calendar.setTimeInMillis((Long) properties.get(timestampLabel)); properties.put(timestampLabel, calendar.getTime()); } jsonParser.nextToken(); } } else { final List<String> subArray = new ArrayList<String>(); while (!jsonParser.getCurrentToken().equals(JsonToken.END_ARRAY)) { subArray.add(jsonParser.getValueAsString()); jsonParser.nextToken(); } String[] strings = new String[subArray.size()]; for (int i = 0; i < subArray.size(); i++) { strings[i] = subArray.get(i); } properties.put(label, strings); } } jsonParser.nextToken(); } if (post == null) { try { post = createPost(resource, author, properties, attachments, resolver.adaptTo(Session.class), operations); if (null == resProvider) { resProvider = SocialResourceUtils.getSocialResource(post).getResourceProvider(); } // resProvider.commit(resolver); } catch (Exception e) { throw new ServletException(e.getMessage(), e); } } } else { throw new IOException("Improperly formed JSON - expected an OBJECT_START token, but got " + jsonParser.getCurrentToken().toString()); } }
From source file:com.github.shyiko.jackson.module.advice.AdvisedBeanDeserializer.java
/** * Secondary deserialization method, called in cases where POJO * instance is created as part of deserialization, potentially * after collecting some or all of the properties to set. */// www .java 2 s. c o m @Override public Object deserialize(JsonParser jp, DeserializationContext ctxt, Object bean) throws IOException { if (_injectables != null) { injectValues(ctxt, bean); } if (_unwrappedPropertyHandler != null) { return deserializeWithUnwrapped(jp, ctxt, bean); } if (_externalTypeIdHandler != null) { return deserializeWithExternalTypeId(jp, ctxt, bean); } JsonToken t = jp.getCurrentToken(); // 23-Mar-2010, tatu: In some cases, we start with full JSON object too... if (t == JsonToken.START_OBJECT) { t = jp.nextToken(); } if (_needViewProcesing) { Class<?> view = ctxt.getActiveView(); if (view != null) { return deserializeWithView(jp, ctxt, bean, view); } } beanDeserializerAdvice.before(bean, jp, ctxt); for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) { String propName = jp.getCurrentName(); // Skip field name: jp.nextToken(); if (beanDeserializerAdvice.intercept(bean, propName, jp, ctxt)) { continue; } SettableBeanProperty prop = _beanProperties.find(propName); if (prop != null) { // normal case try { prop.deserializeAndSet(jp, ctxt, bean); } catch (Exception e) { wrapAndThrow(e, bean, propName, ctxt); } continue; } handleUnknownVanilla(jp, ctxt, bean, propName); } beanDeserializerAdvice.after(bean, jp, ctxt); return bean; }
From source file:com.github.shyiko.jackson.module.advice.AdvisedBeanDeserializer.java
/** * Method called to deserialize bean using "property-based creator": * this means that a non-default constructor or factory method is * called, and then possibly other setters. The trick is that * values for creator method need to be buffered, first; and * due to non-guaranteed ordering possibly some other properties * as well.//w w w . j a v a 2s. c om */ @Override @SuppressWarnings("resource") protected Object _deserializeUsingPropertyBased(final JsonParser jp, final DeserializationContext ctxt) throws IOException { final PropertyBasedCreator creator = _propertyBasedCreator; PropertyValueBuffer buffer = creator.startBuilding(jp, ctxt, _objectIdReader); // 04-Jan-2010, tatu: May need to collect unknown properties for polymorphic cases TokenBuffer unknown = null; JsonToken t = jp.getCurrentToken(); for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) { String propName = jp.getCurrentName(); jp.nextToken(); // to point to value // creator property? SettableBeanProperty creatorProp = creator.findCreatorProperty(propName); if (creatorProp != null) { // Last creator property to set? Object value = creatorProp.deserialize(jp, ctxt); if (buffer.assignParameter(creatorProp.getCreatorIndex(), value)) { jp.nextToken(); // to move to following FIELD_NAME/END_OBJECT Object bean; try { bean = creator.build(ctxt, buffer); } catch (Exception e) { wrapAndThrow(e, _beanType.getRawClass(), propName, ctxt); bean = null; // never gets here } // polymorphic? if (bean.getClass() != _beanType.getRawClass()) { return handlePolymorphic(jp, ctxt, bean, unknown); } if (unknown != null) { // nope, just extra unknown stuff... bean = handleUnknownProperties(ctxt, bean, unknown); } // or just clean? return deserialize(jp, ctxt, bean); } continue; } // Object Id property? if (buffer.readIdProperty(propName)) { continue; } // regular property? needs buffering SettableBeanProperty prop = _beanProperties.find(propName); if (prop != null) { buffer.bufferProperty(prop, prop.deserialize(jp, ctxt)); continue; } // As per [JACKSON-313], things marked as ignorable should not be // passed to any setter if (_ignorableProps != null && _ignorableProps.contains(propName)) { handleIgnoredProperty(jp, ctxt, handledType(), propName); continue; } // "any property"? if (_anySetter != null) { buffer.bufferAnyProperty(_anySetter, propName, _anySetter.deserialize(jp, ctxt)); continue; } // Ok then, let's collect the whole field; name and value if (unknown == null) { unknown = new TokenBuffer(jp); } unknown.writeFieldName(propName); unknown.copyCurrentStructure(jp); } // We hit END_OBJECT, so: Object bean; try { bean = creator.build(ctxt, buffer); } catch (Exception e) { wrapInstantiationProblem(e, ctxt); bean = null; // never gets here } if (unknown != null) { // polymorphic? if (bean.getClass() != _beanType.getRawClass()) { return handlePolymorphic(null, ctxt, bean, unknown); } // no, just some extra unknown properties return handleUnknownProperties(ctxt, bean, unknown); } return bean; }
From source file:com.zenesis.qx.remote.RequestHandler.java
private Object[] readParameters(JsonParser jp, Class[] types) throws IOException { if (types == null) { // Check for parameters if (jp.getCurrentToken() == JsonToken.FIELD_NAME && jp.getCurrentName().equals("parameters") && jp.nextToken() == JsonToken.START_ARRAY) { while (jp.nextToken() != JsonToken.END_ARRAY) ;/*www . j a v a 2 s . co m*/ } return null; } Object[] values = new Object[types.length]; Object[] params = null; // Check for parameters if (jp.getCurrentToken() == JsonToken.FIELD_NAME && jp.getCurrentName().equals("parameters") && jp.nextToken() == JsonToken.START_ARRAY) { params = readArray(jp, types); } for (int i = 0; i < values.length; i++) if (i < params.length) values[i] = params[i]; else values[i] = null; return values; }
From source file:com.github.shyiko.jackson.module.advice.AdvisedBeanDeserializer.java
protected Object deserializeUsingPropertyBasedWithExternalTypeId(JsonParser jp, DeserializationContext ctxt) throws IOException { final ExternalTypeHandler ext = _externalTypeIdHandler.start(); final PropertyBasedCreator creator = _propertyBasedCreator; PropertyValueBuffer buffer = creator.startBuilding(jp, ctxt, _objectIdReader); TokenBuffer tokens = new TokenBuffer(jp); tokens.writeStartObject();//from www. jav a2 s . co m JsonToken t = jp.getCurrentToken(); for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) { String propName = jp.getCurrentName(); jp.nextToken(); // to point to value // creator property? SettableBeanProperty creatorProp = creator.findCreatorProperty(propName); if (creatorProp != null) { // first: let's check to see if this might be part of value with external type id: if (!ext.handlePropertyValue(jp, ctxt, propName, buffer)) { // Last creator property to set? Object value = creatorProp.deserialize(jp, ctxt); if (buffer.assignParameter(creatorProp.getCreatorIndex(), value)) { t = jp.nextToken(); // to move to following FIELD_NAME/END_OBJECT Object bean; try { bean = creator.build(ctxt, buffer); } catch (Exception e) { wrapAndThrow(e, _beanType.getRawClass(), propName, ctxt); continue; // never gets here } // if so, need to copy all remaining tokens into buffer while (t == JsonToken.FIELD_NAME) { jp.nextToken(); // to skip name tokens.copyCurrentStructure(jp); t = jp.nextToken(); } if (bean.getClass() != _beanType.getRawClass()) { // !!! 08-Jul-2011, tatu: Could probably support; but for now // it's too complicated, so bail out throw ctxt .mappingException("Can not create polymorphic instances with unwrapped values"); } return ext.complete(jp, ctxt, bean); } } continue; } // Object Id property? if (buffer.readIdProperty(propName)) { continue; } // regular property? needs buffering SettableBeanProperty prop = _beanProperties.find(propName); if (prop != null) { buffer.bufferProperty(prop, prop.deserialize(jp, ctxt)); continue; } // external type id (or property that depends on it)? if (ext.handlePropertyValue(jp, ctxt, propName, null)) { continue; } /* As per [JACKSON-313], things marked as ignorable should not be * passed to any setter */ if (_ignorableProps != null && _ignorableProps.contains(propName)) { handleIgnoredProperty(jp, ctxt, handledType(), propName); continue; } // "any property"? if (_anySetter != null) { buffer.bufferAnyProperty(_anySetter, propName, _anySetter.deserialize(jp, ctxt)); } } // We hit END_OBJECT; resolve the pieces: try { return ext.complete(jp, ctxt, buffer, creator); } catch (Exception e) { wrapInstantiationProblem(e, ctxt); return null; // never gets here } }
From source file:com.adobe.communities.ugc.migration.importer.UGCImportHelper.java
public void importTallyContent(final JsonParser jsonParser, final Resource resource) throws IOException { SocialResourceConfiguration config = socialUtils.getStorageConfig(resource); final String rootPath = config.getAsiPath(); resProvider = SocialResourceUtils.getSocialResource(resource.getResourceResolver().getResource(rootPath)) .getResourceProvider();//from ww w .j av a 2 s .c o m if (jsonParser.getCurrentToken().equals(JsonToken.START_ARRAY)) { extractTally(resource, jsonParser, resProvider, tallyOperationsService); jsonParser.nextToken(); // get the next token - either a start object token or an end array token } else { throw new IOException("Improperly formed JSON - expected an START_ARRAY token, but got " + jsonParser.getCurrentToken().toString()); } }
From source file:org.h2gis.drivers.geojson.GeoJsonReaderDriver.java
/** * Parses a GeoJSON coordinate array and returns a JTS coordinate. The first * token corresponds to the first X value. The last token correponds to the * end of the coordinate array "]".// w ww . java 2s.co m * * Parsed syntax: * * 100.0, 0.0] * * @param jp * @throws IOException * @return Coordinate */ private Coordinate parseCoordinate(JsonParser jp) throws IOException { jp.nextToken(); double x = jp.getDoubleValue();// VALUE_NUMBER_FLOAT jp.nextToken(); // second value double y = jp.getDoubleValue(); Coordinate coord; //We look for a z value jp.nextToken(); if (jp.getCurrentToken() == JsonToken.END_ARRAY) { coord = new Coordinate(x, y); } else { double z = jp.getDoubleValue(); jp.nextToken(); // exit array coord = new Coordinate(x, y, z); } jp.nextToken(); return coord; }
From source file:com.adobe.communities.ugc.migration.importer.UGCImportHelper.java
public Resource extractResource(final JsonParser parser, final SocialResourceProvider provider, final ResourceResolver resolver, final String path) throws IOException { final Map<String, Object> properties = new HashMap<String, Object>(); while (parser.nextToken() != JsonToken.END_OBJECT) { String name = parser.getCurrentName(); parser.nextToken();/*from www. j av a 2 s .co m*/ JsonToken token = parser.getCurrentToken(); if (name.equals(ContentTypeDefinitions.LABEL_SUBNODES)) { if (token.equals(JsonToken.START_OBJECT)) { parser.nextToken(); final String childPath = path + "/" + parser.getCurrentName(); parser.nextToken(); // should equal JsonToken.START_OBJECT final Resource childResource = extractResource(parser, provider, resolver, childPath); // should // we do anything with this? } } } return provider.create(resolver, path, properties); }
From source file:com.zenesis.qx.remote.RequestHandler.java
/** * Reads the next token and ensures that it is a field name called <code>fieldName</code>; leaves the current * token on the start of the field value * @param jp//from w ww.j av a 2s . c o m * @param fieldName * @throws ServletException * @throws IOException */ private void skipFieldName(JsonParser jp, String fieldName) throws ServletException, IOException { if (jp.nextToken() != JsonToken.FIELD_NAME) throw new ServletException("Cannot find field name - looking for " + fieldName + " found " + jp.getCurrentToken() + ":" + jp.getText()); String str = jp.getText(); if (!fieldName.equals(str)) throw new ServletException("Cannot find field called " + fieldName + " found " + str); jp.nextToken(); }
From source file:com.google.openrtb.json.OpenRtbNativeJsonReader.java
/** * Desserializes a {@link NativeRequest} from JSON, with a provided {@link JsonParser} * which allows several choices of input and encoding. */// w w w. j a va 2 s .c om public final NativeRequest.Builder readNativeRequest(JsonParser par) throws IOException { if (emptyToNull(par)) { return null; } NativeRequest.Builder req = NativeRequest.newBuilder(); boolean rootNativeField = false; boolean firstField = true; for (startObject(par); endObject(par); par.nextToken()) { String fieldName = getCurrentName(par); if (par.nextToken() != JsonToken.VALUE_NULL) { if (firstField) { firstField = false; if ((rootNativeField = "native".equals(fieldName)) == true) { startObject(par); fieldName = getCurrentName(par); par.nextToken(); } } if (par.getCurrentToken() != JsonToken.VALUE_NULL) { readNativeRequestField(par, req, fieldName); } } } if (rootNativeField && !endObject(par)) { par.nextToken(); } return req; }