/
GraphQLClients.kt
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/
GraphQLClients.kt
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/*
* Copyright 2022 Netflix, Inc.
*
* 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 com.netflix.graphql.dgs.client
import com.fasterxml.jackson.databind.ObjectMapper
import com.fasterxml.jackson.module.kotlin.KotlinModule
import com.fasterxml.jackson.module.kotlin.registerKotlinModule
import org.springframework.http.HttpHeaders
import org.springframework.http.MediaType
import org.springframework.util.ClassUtils
internal object GraphQLClients {
internal val objectMapper: ObjectMapper =
if (ClassUtils.isPresent("com.fasterxml.jackson.module.kotlin.KotlinModule\$Builder", this::class.java.classLoader)) {
ObjectMapper().registerModule(KotlinModule.Builder().nullIsSameAsDefault(true).build())
} else ObjectMapper().registerKotlinModule()
internal val defaultHeaders: HttpHeaders = HttpHeaders.readOnlyHttpHeaders(
HttpHeaders().apply {
accept = listOf(MediaType.APPLICATION_JSON)
contentType = MediaType.APPLICATION_JSON
}
)
fun handleResponse(response: HttpResponse, requestBody: String, url: String): GraphQLResponse {
val (statusCode, body) = response
val headers = response.headers
if (statusCode !in 200..299) {
throw GraphQLClientException(statusCode, url, body ?: "", requestBody)
}
return GraphQLResponse(body ?: "", headers)
}
}