com.adobe.cq.commerce.magento.graphql.gson.MutationDeserializer Maven / Gradle / Ivy
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*
* Copyright 2019 Adobe. All rights reserved.
* This file is licensed 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 REPRESENTATIONS
* OF ANY KIND, either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
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package com.adobe.cq.commerce.magento.graphql.gson;
import java.lang.reflect.Type;
import com.adobe.cq.commerce.magento.graphql.Mutation;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonParseException;
import com.shopify.graphql.support.SchemaViolationError;
/**
* This is a custom deserializer for the Magento GraphQL {@link Mutation} root type.
* It is needed because the empty constructor used by default by Gson cannot be used to build {@link Mutation} objects.
*/
public class MutationDeserializer implements JsonDeserializer {
private static final Gson gson = new GsonBuilder().registerTypeAdapter(Mutation.class, new MutationDeserializer()).create();
public Mutation deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
try {
return new Mutation(json.getAsJsonObject());
} catch (SchemaViolationError e) {
throw new JsonParseException(e);
}
}
/**
* This method returns a static {@link Gson} instance configured with this custom deserializer for the Magento
* GraphQL {@link Mutation} root type. This method always returns the same static deserializer.
*
* @return The custom deserializer.
*/
public static Gson getGson() {
return gson;
}
}