Why Am I Getting an EOF Error When Decoding XML in Golang?

xml.NewDecoder(resp.Body).Decode Giving EOF Error in Golang

Decoding XML from an HTTP response body in Golang can result in an unexpected "EOF" error. Upon investigation, it was discovered that the response body had already been read once, preventing another function from reading it again.

Issue:

The code snippet included a line that used ioutil.ReadAll(resp1.Body) to read the response body into a string variable. This step consumed the response body contents, making it unavailable for subsequent readings.

Solution:

To address this issue, the code should be modified to ensure that the response body is not read multiple times. This can be achieved by using the xml.Unmarshal function directly on the response body without first reading it into a string variable.

Corrected Code:

<code class="go">resp1, err := client.Do(req1)
error_handler(err)

if err := xml.NewDecoder(resp1.Body).Decode(&v); err != nil {
    fmt.Printf("error is : %v", err)
    return
}</code>

By eliminating the ioutil.ReadAll(resp1.Body) line, the code can successfully decode the XML content from the response body without encountering the EOF error. It is important to note that the response body is an io.ReadCloser, which should be closed after use using the defer resp1.Body.Close() line to release any system resources.

The above is the detailed content of Why Am I Getting an EOF Error When Decoding XML in Golang?. For more information, please follow other related articles on the PHP Chinese website!