| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.unomi.graphql.schema.json; |
| |
| import org.apache.unomi.graphql.schema.GraphQLSchemaProvider; |
| import org.apache.unomi.schema.api.JsonSchemaWrapper; |
| import org.apache.unomi.schema.api.SchemaService; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.InvocationTargetException; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| public class JSONTypeFactory { |
| |
| private static final Logger logger = LoggerFactory.getLogger(JSONTypeFactory.class); |
| |
| Map<String, Class<? extends JSONType>> jsonTypes = new HashMap<>(); |
| |
| SchemaService schemaService; |
| |
| public JSONTypeFactory(SchemaService schemaService) { |
| this.schemaService = schemaService; |
| jsonTypes.put("object", JSONObjectType.class); |
| jsonTypes.put("string", JSONStringType.class); |
| jsonTypes.put("array", JSONArrayType.class); |
| jsonTypes.put("number", JSONNumberType.class); |
| jsonTypes.put("integer", JSONIntegerType.class); |
| jsonTypes.put("boolean", JSONBooleanType.class); |
| jsonTypes.put("null", JSONNullType.class); |
| } |
| |
| List<JSONType> getTypes(Map<String, Object> schemaTree) { |
| if (schemaTree.containsKey("$ref")) { |
| String schemaId = (String) schemaTree.get("$ref"); |
| JsonSchemaWrapper refSchema = schemaService.getSchema(schemaId); |
| if (refSchema != null) { |
| schemaTree = GraphQLSchemaProvider.buildJSONSchema(refSchema, schemaService).getSchemaTree(); |
| } else { |
| System.err.println("Couldn't find schema for ref " + schemaId); |
| } |
| } |
| if (schemaTree.containsKey("enum")) { |
| List<JSONType> result = new ArrayList<>(); |
| result.add(new JSONEnumType(schemaTree, this)); |
| return result; |
| } |
| Object typeObject = schemaTree.get("type"); |
| if (typeObject == null) { |
| return new ArrayList<>(); |
| } |
| List<String> types = null; |
| if (typeObject instanceof String) { |
| types = new ArrayList<>(); |
| types.add((String) typeObject); |
| } else { |
| types = (List<String>) typeObject; |
| } |
| List<JSONType> resultJsonTypes = new ArrayList<>(); |
| for (String type : types) { |
| if (type == null) { |
| continue; |
| } |
| if (!jsonTypes.containsKey(type)) { |
| continue; |
| } |
| Class<? extends JSONType> typeClass = jsonTypes.get(type); |
| Constructor<? extends JSONType> constructor; |
| try { |
| constructor = typeClass.getConstructor(Map.class, JSONTypeFactory.class); |
| resultJsonTypes.add(constructor.newInstance(schemaTree, this)); |
| } catch (NoSuchMethodException | InvocationTargetException | InstantiationException | IllegalAccessException e) { |
| logger.error("Error while building object type", e); |
| } |
| } |
| return resultJsonTypes; |
| } |
| |
| } |