ResponseExtractor (Spring Framework 4.3.30.RELEASE API)

All Known Implementing Classes:
HttpMessageConverterExtractor
```
public interface ResponseExtractor<T>
```
Generic callback interface used by RestTemplate's retrieval methods Implementations of this interface perform the actual work of extracting data from a ClientHttpResponse, but don't need to worry about exception handling or closing resources.
Used internally by the RestTemplate, but also useful for application code.
Since:
3.0
Author:
Arjen Poutsma
See Also:
RestTemplate.execute(java.lang.String, org.springframework.http.HttpMethod, org.springframework.web.client.RequestCallback, org.springframework.web.client.ResponseExtractor<T>, java.lang.Object...)

- Method Summary
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  T extractData(ClientHttpResponse response)
  Extract data from the given ClientHttpResponse and return it.

- Method Detail
  - extractData
```
T extractData(ClientHttpResponse response)
       throws IOException
```
    Extract data from the given ClientHttpResponse and return it.
    Parameters:
    response - the HTTP response
    Returns:
    the extracted data
    Throws:
    IOException - in case of I/O errors