| /* |
| * 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.servicecomb.swagger.invocation.arguments.producer.codec; |
| |
| import java.io.IOException; |
| import java.lang.reflect.Type; |
| import java.util.HashMap; |
| import java.util.LinkedHashMap; |
| import java.util.Map; |
| |
| import com.fasterxml.jackson.core.JsonParser; |
| import com.fasterxml.jackson.databind.DeserializationContext; |
| import com.fasterxml.jackson.databind.JavaType; |
| import com.fasterxml.jackson.databind.JsonDeserializer; |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.ObjectMapperUtils; |
| import com.fasterxml.jackson.databind.type.SimpleType; |
| import com.fasterxml.jackson.databind.type.TypeFactory; |
| |
| public class ArgWrapperJavaType extends SimpleType { |
| private static final long serialVersionUID = 964882360361204479L; |
| |
| static class ArgInfo { |
| JavaType javaType; |
| |
| JsonDeserializer<Object> deserializer; |
| |
| public ArgInfo(Type type) { |
| this.javaType = TypeFactory.defaultInstance().constructType(type); |
| } |
| } |
| |
| private final Map<String, ArgInfo> argInfos = new HashMap<>(); |
| |
| public ArgWrapperJavaType() { |
| super(Object.class); |
| } |
| |
| public void addProperty(String name, Type type) { |
| argInfos.put(name, new ArgInfo(type)); |
| } |
| |
| public Map<String, Object> readValue(ObjectMapper mapper, String json) throws IOException { |
| Map<String, Object> args = new LinkedHashMap<>(); |
| |
| JsonParser jp = mapper.getFactory().createParser(json); |
| DeserializationContext deserializationContext = ObjectMapperUtils.createDeserializationContext(mapper, jp); |
| |
| jp.nextToken(); |
| for (String fieldName = jp.nextFieldName(); fieldName != null; fieldName = jp.nextFieldName()) { |
| jp.nextToken(); |
| ArgInfo argInfo = argInfos.get(fieldName); |
| if (argInfo == null) { |
| continue; |
| } |
| |
| if (argInfo.deserializer == null) { |
| argInfo.deserializer = deserializationContext.findRootValueDeserializer(argInfo.javaType); |
| } |
| |
| args.put(fieldName, argInfo.deserializer.deserialize(jp, deserializationContext)); |
| } |
| |
| return args; |
| } |
| } |