de.quantummaid.mapmaid.jackson.ObjectMappers Maven / Gradle / Ivy
/*
* Copyright (c) 2020 Richard Hauswald - https://quantummaid.de/.
*
* 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 de.quantummaid.mapmaid.jackson;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.fasterxml.jackson.dataformat.xml.XmlMapper;
import com.fasterxml.jackson.dataformat.yaml.YAMLMapper;
import static com.fasterxml.jackson.annotation.JsonInclude.Include.NON_NULL;
import static de.quantummaid.mapmaid.shared.validators.NotNullValidator.validateNotNull;
final class ObjectMappers {
private ObjectMappers() {
}
static ObjectMapper objectMapperJson() {
return objectMapperFor(new ObjectMapper());
}
public static ObjectMapper objectMapperXml() {
final XmlMapper xmlMapper = new XmlMapper();
xmlMapper.enable(SerializationFeature.INDENT_OUTPUT);
return objectMapperFor(xmlMapper);
}
public static ObjectMapper objectMapperYaml() {
final YAMLMapper yamlMapper = new YAMLMapper();
return objectMapperFor(yamlMapper);
}
private static ObjectMapper objectMapperFor(final ObjectMapper objectMapper) {
validateNotNull(objectMapper, "objectMapper");
final SimpleModule simpleModule = new SimpleModule();
simpleModule.setDeserializerModifier(new AlwaysStringValueJacksonDeserializerModifier());
objectMapper.setSerializationInclusion(NON_NULL);
objectMapper.registerModule(simpleModule);
return objectMapper;
}
}