za.co.absa.enceladus.dao.rest.RestTemplateSingleton.scala Maven / Gradle / Ivy
/*
* Copyright 2018-2019 ABSA Group Limited
*
* 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 za.co.absa.enceladus.dao.rest
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter
import org.springframework.web.client.RestTemplate
import scala.collection.JavaConverters._
object RestTemplateSingleton {
val instance: RestTemplate = {
val template = new RestTemplate()
// Need to replace the default Jackson converter with one using a Scala serializer
val converters = template.getMessageConverters.asScala
.map {
case _: MappingJackson2HttpMessageConverter => new MappingJackson2HttpMessageConverter(JsonSerializer.objectMapper)
case converter => converter
}.asJava
template.setMessageConverters(converters)
template.setErrorHandler(NoOpErrorHandler)
template
}
}