List of usage examples for com.google.gson JsonPrimitive isJsonNull
public boolean isJsonNull()
From source file:org.gogoup.dddutils.misc.CodingHelper.java
License:Apache License
public static Object getObjectFromJson(JsonPrimitive value) { if (value.isString()) { return value.getAsString(); } else if (value.isBoolean()) { return value.getAsBoolean(); } else if (value.isNumber()) { return value.getAsNumber(); } else if (value.isJsonNull()) { return null; } else if (value.isJsonArray()) { JsonArray objArray = value.getAsJsonArray(); Object[] values = new Object[objArray.size()]; for (int i = 0; i < values.length; i++) { values[i] = getObjectFromJson(objArray.get(i).getAsJsonPrimitive()); }//from ww w . j a v a2s. co m return values; } else { throw new IllegalArgumentException("value"); } }
From source file:org.locationtech.geogig.rest.repository.MergeFeatureResource.java
License:Open Source License
public void post(Representation entity) { InputStream input = null;//ww w.ja va2s . c om try { input = getRequest().getEntity().getStream(); final Repository ggig = getGeogig(getRequest()).get(); final Reader body = new InputStreamReader(input); final JsonParser parser = new JsonParser(); final JsonElement conflictJson = parser.parse(body); if (conflictJson.isJsonObject()) { final JsonObject conflict = conflictJson.getAsJsonObject(); String featureId = null; RevFeature ourFeature = null; RevFeatureType ourFeatureType = null; RevFeature theirFeature = null; RevFeatureType theirFeatureType = null; JsonObject merges = null; if (conflict.has("path") && conflict.get("path").isJsonPrimitive()) { featureId = conflict.get("path").getAsJsonPrimitive().getAsString(); } Preconditions.checkState(featureId != null); if (conflict.has("ours") && conflict.get("ours").isJsonPrimitive()) { String ourCommit = conflict.get("ours").getAsJsonPrimitive().getAsString(); Optional<NodeRef> ourNode = parseID(ObjectId.valueOf(ourCommit), featureId, ggig); if (ourNode.isPresent()) { Optional<RevObject> object = ggig.command(RevObjectParse.class) .setObjectId(ourNode.get().getObjectId()).call(); Preconditions.checkState(object.isPresent() && object.get() instanceof RevFeature); ourFeature = (RevFeature) object.get(); object = ggig.command(RevObjectParse.class).setObjectId(ourNode.get().getMetadataId()) .call(); Preconditions.checkState(object.isPresent() && object.get() instanceof RevFeatureType); ourFeatureType = (RevFeatureType) object.get(); } } if (conflict.has("theirs") && conflict.get("theirs").isJsonPrimitive()) { String theirCommit = conflict.get("theirs").getAsJsonPrimitive().getAsString(); Optional<NodeRef> theirNode = parseID(ObjectId.valueOf(theirCommit), featureId, ggig); if (theirNode.isPresent()) { Optional<RevObject> object = ggig.command(RevObjectParse.class) .setObjectId(theirNode.get().getObjectId()).call(); Preconditions.checkState(object.isPresent() && object.get() instanceof RevFeature); theirFeature = (RevFeature) object.get(); object = ggig.command(RevObjectParse.class).setObjectId(theirNode.get().getMetadataId()) .call(); Preconditions.checkState(object.isPresent() && object.get() instanceof RevFeatureType); theirFeatureType = (RevFeatureType) object.get(); } } if (conflict.has("merges") && conflict.get("merges").isJsonObject()) { merges = conflict.get("merges").getAsJsonObject(); } Preconditions.checkState(merges != null); Preconditions.checkState(ourFeatureType != null || theirFeatureType != null); SimpleFeatureBuilder featureBuilder = new SimpleFeatureBuilder( (SimpleFeatureType) (ourFeatureType != null ? ourFeatureType.type() : theirFeatureType.type())); ImmutableList<PropertyDescriptor> descriptors = (ourFeatureType == null ? theirFeatureType : ourFeatureType).descriptors(); for (Entry<String, JsonElement> entry : merges.entrySet()) { int descriptorIndex = getDescriptorIndex(entry.getKey(), descriptors); if (descriptorIndex != -1 && entry.getValue().isJsonObject()) { PropertyDescriptor descriptor = descriptors.get(descriptorIndex); JsonObject attributeObject = entry.getValue().getAsJsonObject(); if (attributeObject.has("ours") && attributeObject.get("ours").isJsonPrimitive() && attributeObject.get("ours").getAsBoolean()) { featureBuilder.set(descriptor.getName(), ourFeature == null ? null : ourFeature.get(descriptorIndex).orNull()); } else if (attributeObject.has("theirs") && attributeObject.get("theirs").isJsonPrimitive() && attributeObject.get("theirs").getAsBoolean()) { featureBuilder.set(descriptor.getName(), theirFeature == null ? null : theirFeature.get(descriptorIndex).orNull()); } else if (attributeObject.has("value") && attributeObject.get("value").isJsonPrimitive()) { JsonPrimitive primitive = attributeObject.get("value").getAsJsonPrimitive(); if (primitive.isString()) { try { Object object = valueFromString( FieldType.forBinding(descriptor.getType().getBinding()), primitive.getAsString()); featureBuilder.set(descriptor.getName(), object); } catch (Exception e) { throw new Exception("Unable to convert attribute (" + entry.getKey() + ") to required type: " + descriptor.getType().getBinding().toString()); } } else if (primitive.isNumber()) { try { Object value = valueFromNumber( FieldType.forBinding(descriptor.getType().getBinding()), primitive.getAsNumber()); featureBuilder.set(descriptor.getName(), value); } catch (Exception e) { throw new Exception("Unable to convert attribute (" + entry.getKey() + ") to required type: " + descriptor.getType().getBinding().toString()); } } else if (primitive.isBoolean()) { try { Object value = valueFromBoolean( FieldType.forBinding(descriptor.getType().getBinding()), primitive.getAsBoolean()); featureBuilder.set(descriptor.getName(), value); } catch (Exception e) { throw new Exception("Unable to convert attribute (" + entry.getKey() + ") to required type: " + descriptor.getType().getBinding().toString()); } } else if (primitive.isJsonNull()) { featureBuilder.set(descriptor.getName(), null); } else { throw new Exception( "Unsupported JSON type for attribute value (" + entry.getKey() + ")"); } } } } SimpleFeature feature = featureBuilder.buildFeature(NodeRef.nodeFromPath(featureId)); RevFeature revFeature = RevFeatureBuilder.build(feature); ggig.objectDatabase().put(revFeature); getResponse() .setEntity(new StringRepresentation(revFeature.getId().toString(), MediaType.TEXT_PLAIN)); } } catch (Exception e) { throw new RestletException(e.getMessage(), Status.SERVER_ERROR_INTERNAL, e); } finally { if (input != null) Closeables.closeQuietly(input); } }
From source file:org.locationtech.geogig.spring.service.LegacyMergeFeatureService.java
License:Open Source License
public RevFeature mergeFeatures(RepositoryProvider provider, String repoName, String request) { // get the repo Repository repository = getRepository(provider, repoName); if (repository != null) { final JsonParser parser = new JsonParser(); final JsonElement conflictJson; try {//w ww.jav a 2s . c om conflictJson = parser.parse(request); } catch (Exception e) { invalidPostData(); return null; } if (conflictJson.isJsonObject()) { final JsonObject conflict = conflictJson.getAsJsonObject(); String featureId = null; RevFeature ourFeature = null; RevFeatureType ourFeatureType = null; RevFeature theirFeature = null; RevFeatureType theirFeatureType = null; JsonObject merges = null; if (conflict.has("path") && conflict.get("path").isJsonPrimitive()) { featureId = conflict.get("path").getAsJsonPrimitive().getAsString(); } if (featureId == null) { invalidPostData(); } if (conflict.has("ours") && conflict.get("ours").isJsonPrimitive()) { String ourCommit = conflict.get("ours").getAsJsonPrimitive().getAsString(); Optional<NodeRef> ourNode = parseID(ObjectId.valueOf(ourCommit), featureId, repository); if (ourNode.isPresent()) { Optional<RevObject> object = repository.command(RevObjectParse.class) .setObjectId(ourNode.get().getObjectId()).call(); Preconditions.checkState(object.isPresent() && object.get() instanceof RevFeature); ourFeature = (RevFeature) object.get(); object = repository.command(RevObjectParse.class).setObjectId(ourNode.get().getMetadataId()) .call(); Preconditions.checkState(object.isPresent() && object.get() instanceof RevFeatureType); ourFeatureType = (RevFeatureType) object.get(); } } else { invalidPostData(); } if (conflict.has("theirs") && conflict.get("theirs").isJsonPrimitive()) { String theirCommit = conflict.get("theirs").getAsJsonPrimitive().getAsString(); Optional<NodeRef> theirNode = parseID(ObjectId.valueOf(theirCommit), featureId, repository); if (theirNode.isPresent()) { Optional<RevObject> object = repository.command(RevObjectParse.class) .setObjectId(theirNode.get().getObjectId()).call(); Preconditions.checkState(object.isPresent() && object.get() instanceof RevFeature); theirFeature = (RevFeature) object.get(); object = repository.command(RevObjectParse.class) .setObjectId(theirNode.get().getMetadataId()).call(); Preconditions.checkState(object.isPresent() && object.get() instanceof RevFeatureType); theirFeatureType = (RevFeatureType) object.get(); } } else { invalidPostData(); } if (conflict.has("merges") && conflict.get("merges").isJsonObject()) { merges = conflict.get("merges").getAsJsonObject(); } if (merges == null) { invalidPostData(); } Preconditions.checkState(ourFeatureType != null || theirFeatureType != null); SimpleFeatureBuilder featureBuilder = new SimpleFeatureBuilder( (SimpleFeatureType) (ourFeatureType != null ? ourFeatureType.type() : theirFeatureType.type())); ImmutableList<PropertyDescriptor> descriptors = (ourFeatureType == null ? theirFeatureType : ourFeatureType).descriptors(); for (Map.Entry<String, JsonElement> entry : merges.entrySet()) { int descriptorIndex = getDescriptorIndex(entry.getKey(), descriptors); if (descriptorIndex != -1 && entry.getValue().isJsonObject()) { PropertyDescriptor descriptor = descriptors.get(descriptorIndex); JsonObject attributeObject = entry.getValue().getAsJsonObject(); if (attributeObject.has("ours") && attributeObject.get("ours").isJsonPrimitive() && attributeObject.get("ours").getAsBoolean()) { featureBuilder.set(descriptor.getName(), ourFeature == null ? null : ourFeature.get(descriptorIndex).orNull()); } else if (attributeObject.has("theirs") && attributeObject.get("theirs").isJsonPrimitive() && attributeObject.get("theirs").getAsBoolean()) { featureBuilder.set(descriptor.getName(), theirFeature == null ? null : theirFeature.get(descriptorIndex).orNull()); } else if (attributeObject.has("value") && attributeObject.get("value").isJsonPrimitive()) { JsonPrimitive primitive = attributeObject.get("value").getAsJsonPrimitive(); if (primitive.isString()) { try { Object object = valueFromString( FieldType.forBinding(descriptor.getType().getBinding()), primitive.getAsString()); featureBuilder.set(descriptor.getName(), object); } catch (Exception e) { throw new CommandSpecException("Unable to convert attribute (" + entry.getKey() + ") to required type: " + descriptor.getType().getBinding().toString(), HttpStatus.INTERNAL_SERVER_ERROR); } } else if (primitive.isNumber()) { try { Object value = valueFromNumber( FieldType.forBinding(descriptor.getType().getBinding()), primitive.getAsNumber()); featureBuilder.set(descriptor.getName(), value); } catch (Exception e) { throw new CommandSpecException("Unable to convert attribute (" + entry.getKey() + ") to required type: " + descriptor.getType().getBinding().toString(), HttpStatus.INTERNAL_SERVER_ERROR); } } else if (primitive.isBoolean()) { try { Object value = valueFromBoolean( FieldType.forBinding(descriptor.getType().getBinding()), primitive.getAsBoolean()); featureBuilder.set(descriptor.getName(), value); } catch (Exception e) { throw new CommandSpecException("Unable to convert attribute (" + entry.getKey() + ") to required type: " + descriptor.getType().getBinding().toString(), HttpStatus.INTERNAL_SERVER_ERROR); } } else if (primitive.isJsonNull()) { featureBuilder.set(descriptor.getName(), null); } else { throw new CommandSpecException( "Unsupported JSON type for attribute value (" + entry.getKey() + ")", HttpStatus.INTERNAL_SERVER_ERROR); } } } } SimpleFeature feature = featureBuilder.buildFeature(NodeRef.nodeFromPath(featureId)); RevFeature revFeature = RevFeatureBuilder.build(feature); repository.objectDatabase().put(revFeature); return revFeature; } else { invalidPostData(); } } return null; }
From source file:org.openhab.io.neeo.internal.NeeoUtil.java
License:Open Source License
/** * Converts a JSON property to a string/*from www.j a va 2 s . c om*/ * * @param jo the non-null {@link JsonObject} to use * @param propertyName the non-empty property name * @return the possibly null string representation */ @Nullable public static String getString(JsonObject jo, String propertyName) { Objects.requireNonNull(jo, "jo cannot be null"); requireNotEmpty(propertyName, "propertyName cannot be empty"); final JsonPrimitive jp = jo.getAsJsonPrimitive(propertyName); return jp == null || jp.isJsonNull() ? null : jp.getAsString(); }
From source file:org.openhab.io.neeo.internal.NeeoUtil.java
License:Open Source License
/** * Converts a JSON property to an integer * * @param jo the non-null {@link JsonObject} to use * @param propertyName the non-empty property name * @return the possibly null integer// w w w.j a v a 2 s .c om */ @Nullable public static Integer getInt(JsonObject jo, String propertyName) { Objects.requireNonNull(jo, "jo cannot be null"); requireNotEmpty(propertyName, "propertyName cannot be empty"); final JsonPrimitive jp = jo.getAsJsonPrimitive(propertyName); return jp == null || jp.isJsonNull() ? null : jp.getAsInt(); }
From source file:org.springframework.data.cloudant.core.UnmappedDataAdapter.java
License:Apache License
@Override public T deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException { Gson gson = new GsonBuilder().setDateFormat("yyyy-MM-dd'T'HH:mm:ssZ") .registerTypeAdapter(DateTime.class, new DateTimeDataAdapter()).create(); T doc = gson.fromJson(json, typeOfT); Map<String, Object> unmapped = new HashMap<>(); List<String> nameList = getNestedField(doc.getClass()); JsonObject object = json.getAsJsonObject(); //add support for annotated fields ...hack for now nameList.add("_id"); nameList.add("_rev"); nameList.add("doc_type"); for (Map.Entry<String, JsonElement> entry : object.entrySet()) { if (!nameList.contains(entry.getKey())) { if (entry.getValue().isJsonArray()) { unmapped.put(entry.getKey(), entry.getValue().getAsJsonArray()); } else if (entry.getValue().isJsonObject()) { unmapped.put(entry.getKey(), entry.getValue().getAsJsonObject()); } else if (entry.getValue().isJsonPrimitive()) { JsonPrimitive v = entry.getValue().getAsJsonPrimitive(); if (v.isBoolean()) { unmapped.put(entry.getKey(), v.getAsBoolean()); } else if (v.isNumber()) { unmapped.put(entry.getKey(), v.getAsNumber()); } else if (v.isString()) { unmapped.put(entry.getKey(), v.getAsString()); } else if (v.isJsonNull()) { unmapped.put(entry.getKey(), null); }//from w ww . j a v a2 s. c o m } else if (entry.getValue().isJsonNull()) { unmapped.put(entry.getKey(), null); } else { unmapped.put(entry.getKey(), entry.getValue().getAsString()); } } } doc.setUnmappedFields(unmapped); return doc; }