Check the x-amz-content-range header for GetObject responses when the Content-Range header is not returned by the service.

.changes/next-release/bugfix-AmazonS3-74e484e.json

@@ -0,0 +1,5 @@
+{
+    "type": "bugfix",
+    "category": "Amazon S3",
+    "description": "Check the `x-amz-content-range` header for `GetObject` responses when the `Content-Range` header is not returned by the service. Fixes [#1209](https://github.com/aws/aws-sdk-java-v2/issues/1209)."
+}

services/s3/src/it/java/software/amazon/awssdk/services/s3/GetObjectIntegrationTest.java

@@ -74,7 +74,6 @@ public void toInputStream() throws Exception {
         }
     }
 
-
     @Test
     public void toInputStream_loadFromProperties() throws IOException {
         s3.putObject(b -> b.bucket(BUCKET).key(PROPERTY_KEY), RequestBody.fromString("test: test"));
@@ -117,6 +116,13 @@ public void customResponseHandler_InterceptorRecievesResponsePojo() throws Excep
         }
     }
 
+    @Test
+    public void contentRangeIsReturnedForRangeRequests() {
+        ResponseInputStream<GetObjectResponse> stream = s3.getObject(getObjectRequest.copy(r -> r.range("bytes=0-1")));
+        stream.abort();
+        assertThat(stream.response().contentRange()).isEqualTo("bytes 0-1/10000");
+    }
+
     private S3Client createClientWithInterceptor(ExecutionInterceptor interceptor) {
         return s3ClientBuilder().overrideConfiguration(ClientOverrideConfiguration.builder()
                                                                                   .addExecutionInterceptor(interceptor)

services/s3/src/main/java/software/amazon/awssdk/services/s3/internal/handlers/GetObjectInterceptor.java

@@ -0,0 +1,62 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ *  http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file 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 software.amazon.awssdk.services.s3.internal.handlers;
+
+import java.util.Optional;
+import software.amazon.awssdk.annotations.SdkInternalApi;
+import software.amazon.awssdk.core.SdkResponse;
+import software.amazon.awssdk.core.interceptor.Context;
+import software.amazon.awssdk.core.interceptor.ExecutionAttributes;
+import software.amazon.awssdk.core.interceptor.ExecutionInterceptor;
+import software.amazon.awssdk.http.SdkHttpResponse;
+import software.amazon.awssdk.services.s3.model.GetObjectRequest;
+import software.amazon.awssdk.services.s3.model.GetObjectResponse;
+
+/**
+ * Interceptor for {@link GetObjectRequest} messages.
+ */
+@SdkInternalApi
+public class GetObjectInterceptor implements ExecutionInterceptor {
+    @Override
+    public SdkResponse modifyResponse(Context.ModifyResponse context, ExecutionAttributes executionAttributes) {
+        SdkResponse response = context.response();
+        if (!(response instanceof GetObjectResponse)) {
+            return response;
+        }
+
+        return fixContentRange(response, context.httpResponse());
+    }
+
+    /**
+     * S3 currently returns content-range in two possible headers: Content-Range or x-amz-content-range based on the x-amz-te
+     * in the request. This will check the x-amz-content-range if the modeled header (Content-Range) wasn't populated.
+     */
+    private SdkResponse fixContentRange(SdkResponse sdkResponse, SdkHttpResponse httpResponse) {
+        // Use the modeled content range header, if the service returned it.
+        GetObjectResponse getObjectResponse = (GetObjectResponse) sdkResponse;
+        if (getObjectResponse.contentRange() != null) {
+            return getObjectResponse;
+        }
+
+        // If the service didn't use the modeled content range header, check the x-amz-content-range header.
+        Optional<String> xAmzContentRange = httpResponse.firstMatchingHeader("x-amz-content-range");
+        if (!xAmzContentRange.isPresent()) {
+            return getObjectResponse;
+        }
+
+        return getObjectResponse.copy(r -> r.contentRange(xAmzContentRange.get()));
+    }
+}

services/s3/src/main/resources/software/amazon/awssdk/services/s3/execution.interceptors

@@ -11,3 +11,4 @@ software.amazon.awssdk.services.s3.internal.handlers.AsyncChecksumValidationInte
 software.amazon.awssdk.services.s3.internal.handlers.SyncChecksumValidationInterceptor
 software.amazon.awssdk.services.s3.internal.handlers.EnableTrailingChecksumInterceptor
 software.amazon.awssdk.services.s3.internal.handlers.ExceptionTranslationInterceptor
+software.amazon.awssdk.services.s3.internal.handlers.GetObjectInterceptor