1 /* 2 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"). 5 * You may not use this file except in compliance with the License. 6 * A copy of the License is located at 7 * 8 * http://aws.amazon.com/apache2.0 9 * 10 * or in the "license" file accompanying this file. This file is distributed 11 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 12 * express or implied. See the License for the specific language governing 13 * permissions and limitations under the License. 14 */ 15 16 package software.amazon.awssdk.services.apigateway.internal; 17 18 import software.amazon.awssdk.annotations.SdkInternalApi; 19 import software.amazon.awssdk.core.interceptor.Context; 20 import software.amazon.awssdk.core.interceptor.ExecutionAttributes; 21 import software.amazon.awssdk.core.interceptor.ExecutionInterceptor; 22 import software.amazon.awssdk.http.SdkHttpRequest; 23 24 @SdkInternalApi 25 public final class AcceptJsonInterceptor implements ExecutionInterceptor { 26 @Override modifyHttpRequest(Context.ModifyHttpRequest context, ExecutionAttributes executionAttributes)27 public SdkHttpRequest modifyHttpRequest(Context.ModifyHttpRequest context, 28 ExecutionAttributes executionAttributes) { 29 // Some APIG operations marshall to the 'Accept' header to specify the 30 // format of the document returned by the service, such as GetExport 31 // https://docs.aws.amazon.com/apigateway/latest/developerguide/api-gateway-export-api.html. 32 // See the same fix in V1: 33 // https://github.com/aws/aws-sdk-java/blob/cd2275c07df8656033bfa9baa665354bfb17a6bf/aws-java-sdk-api-gateway/src/main/java/com/amazonaws/services/apigateway/internal/AcceptJsonRequestHandler.java#L29 34 SdkHttpRequest httpRequest = context.httpRequest(); 35 if (!httpRequest.firstMatchingHeader("Accept").isPresent()) { 36 return httpRequest 37 .toBuilder() 38 .putHeader("Accept", "application/json") 39 .build(); 40 } 41 return httpRequest; 42 } 43 } 44