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// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
pub(crate) fn de_e_tag_header(
    header_map: &http::HeaderMap,
) -> std::result::Result<
    std::option::Option<std::string::String>,
    aws_smithy_http::header::ParseError,
> {
    let headers = header_map.get_all("ETag").iter();
    aws_smithy_http::header::one_or_none(headers)
}

pub fn de_key_group_payload(
    body: &[u8],
) -> std::result::Result<
    std::option::Option<crate::types::KeyGroup>,
    crate::operation::update_key_group::UpdateKeyGroupError,
> {
    (!body.is_empty())
        .then(|| {
            crate::protocol_serde::shape_update_key_group_output::de_key_group(body)
                .map_err(crate::operation::update_key_group::UpdateKeyGroupError::unhandled)
        })
        .transpose()
}

pub fn de_key_group(
    inp: &[u8],
) -> Result<crate::types::KeyGroup, aws_smithy_xml::decode::XmlDecodeError> {
    let mut doc = aws_smithy_xml::decode::Document::try_from(inp)?;
    #[allow(unused_mut)]
    let mut decoder = doc.root_element()?;
    let start_el = decoder.start_el();
    if !(start_el.matches("KeyGroup")) {
        return Err(aws_smithy_xml::decode::XmlDecodeError::custom(format!(
            "invalid root, expected KeyGroup got {:?}",
            start_el
        )));
    }
    crate::protocol_serde::shape_key_group::de_key_group(&mut decoder)
}