pub fn filter(
        &self,
    ) -> std::option::Option<&std::collections::HashMap<std::string::String, crate::model::Criterion>>
    {
        self.filter.as_ref()
    }
/// <p>The condition and values for a criterion.</p>
The condition and values for a criterion.
The condition and values for a criterion .
pub fn filter(
        &self,
    ) -> std::option::Option<&std::collections::HashMap<std::string::String, crate::model::Criterion>>
    {
        self.filter.as_ref()
    }
pub fn filter ( & self , ) -> std :: option :: Option < & std :: collections :: HashMap < std :: string :: String , crate :: model :: Criterion > > { self . filter . as_ref ( ) }
<p>The condition and values for a criterion.</p>
<p > The condition and values for a criterion . < / p >
&self
&self