NameAndAgeJsonComponent.java

/*
 * Copyright 2012-2016 the original author or authors.
 *
 * Licensed 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.springframework.boot.jackson;

import java.io.IOException;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.ObjectCodec;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.SerializerProvider;

/**
 * Sample {@link JsonComponent} used for tests.
 *
 * @author Phillip Webb
 */
@JsonComponent
public class NameAndAgeJsonComponent {

	public static class Serializer extends JsonObjectSerializer<NameAndAge> {

		@Override
		protected void serializeObject(NameAndAge value, JsonGenerator jgen,
				SerializerProvider provider) throws IOException {
			jgen.writeStringField("name", value.getName());
			jgen.writeNumberField("age", value.getAge());
		}

	}

	public static class Deserializer extends JsonObjectDeserializer<NameAndAge> {

		@Override
		protected NameAndAge deserializeObject(JsonParser jsonParser,
				DeserializationContext context, ObjectCodec codec, JsonNode tree)
						throws IOException {
			String name = nullSafeValue(tree.get("name"), String.class);
			Integer age = nullSafeValue(tree.get("age"), Integer.class);
			return new NameAndAge(name, age);
		}

	}

}