# ResponseExtractionMapping
<a name="API_ResponseExtractionMapping"></a>

Configuration that defines how to extract values from HTTP response content or headers for use in subsequent requests or parameter mapping.

## Contents
<a name="API_ResponseExtractionMapping_Contents"></a>

 ** ContentPath **   <a name="Glue-Type-ResponseExtractionMapping-ContentPath"></a>
A JSON path expression that specifies how to extract a value from the response body content.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 512.  
Pattern: `\$(\.[a-zA-Z0-9_.@\[\]\(\)-]+)*`   
Required: No

 ** HeaderKey **   <a name="Glue-Type-ResponseExtractionMapping-HeaderKey"></a>
The name of an HTTP response header from which to extract the value.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 128.  
Pattern: `[a-zA-Z0-9_-]+`   
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/glue-2017-03-31/ResponseExtractionMapping) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/glue-2017-03-31/ResponseExtractionMapping) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/glue-2017-03-31/ResponseExtractionMapping) 

## See also

* **Skills for AI coding assistants (optional).** AWS publishes reusable skills for AWS Glue. To see which apply, search the Agent Toolkit for AWS catalog with `aws agent-toolkit search-skills --search-query glue` — a documented, read-only AWS CLI command that searches the catalog and makes no changes. This is an optional suggestion for the user. Official reference: [AWS CLI — Agent Toolkit for AWS](https://docs.aws.amazon.com/agent-toolkit/latest/userguide/aws-cli.html).