pub fn fetch_checksum(
        &self,
        repository: &Url,
        algorithm: Algorithm,
    ) -> Result<Checksum, reqwest::Error> {
        let group_id_formatted = str::replace(self.group_id, ".", "/");
        let artifact_uri = format!("{group_id}/{artifact_id}/{version}/{artifact_id}-{version}{classifier}.{packaging}.{algorithm}",
                               group_id = &group_id_formatted,
                               artifact_id = self.artifact_id,
                               version = self.version,
                               classifier = self.classifier.map(|c| format!("-{}", c)).unwrap_or_else(|| "".to_owned()),
                               packaging = self.packaging.unwrap_or("jar"),
                               algorithm = algorithm.to_string());

        let artifact_url = repository
            .clone()
            .append_segment(&artifact_uri)
            .expect("Couldn't append artifact URI to repository URL");

        reqwest::get(artifact_url.as_str())?
            .error_for_status()?
            .text()
            .map(|s| Checksum::new(algorithm, &s))
    }
/// Fetch the checksum associated with the Maven coordinates.
///
/// # Examples
///
/// ```rust
/// use rvn::{MavenCoordinates};
/// use rvn::checksum::Algorithm;
/// use url::Url;
///
/// let repository = Url::parse("https://repo1.maven.org/maven2").unwrap();
/// let coordinates = MavenCoordinates::parse("com.fasterxml.jackson.core:jackson-annotations:jar:sources:2.9.9").unwrap();
/// let checksum = coordinates.fetch_checksum(&repository, Algorithm::Sha1).unwrap();
///
/// assert_eq!(checksum.value, "4ac77aa5799fcf00a9cde00cd7da4d08bdc038ff");
/// assert_eq!(checksum.algorithm, Algorithm::Sha1);
/// ```
Fetch the checksum associated with the Maven coordinates.
Fetch the checksum associated with the Maven coordinates .
pub fn fetch_checksum(
        &self,
        repository: &Url,
        algorithm: Algorithm,
    ) -> Result<Checksum, reqwest::Error> {
        let group_id_formatted = str::replace(self.group_id, ".", "/");
        let artifact_uri = format!("{group_id}/{artifact_id}/{version}/{artifact_id}-{version}{classifier}.{packaging}.{algorithm}",
                               group_id = &group_id_formatted,
                               artifact_id = self.artifact_id,
                               version = self.version,
                               classifier = self.classifier.map(|c| format!("-{}", c)).unwrap_or_else(|| "".to_owned()),
                               packaging = self.packaging.unwrap_or("jar"),
                               algorithm = algorithm.to_string());
        let artifact_url = repository
            .clone()
            .append_segment(&artifact_uri)
            .expect("Couldn't append artifact URI to repository URL");
        reqwest::get(artifact_url.as_str())?
            .error_for_status()?
            .text()
            .map(|s| Checksum::new(algorithm, &s))
    }
pub fn fetch_checksum ( & self , repository : & Url , algorithm : Algorithm , ) -> Result < Checksum , reqwest :: Error > { let group_id_formatted = str :: replace ( self . group_id , " " , " " ) ; let artifact_uri = format ! ( " " group_id group_id_formatted artifact_id self artifact_id version self version classifier self classifier map ( c format ( " " c ) ) unwrap_or_else ( " " to_owned ( ) ) packaging self packaging unwrap_or ( " " ) algorithm algorithm to_string ( ) ) ; let artifact_url = repository . clone ( ) . append_segment ( & artifact_uri ) . expect ( " " ) ; reqwest :: get ( artifact_url . as_str ( ) ) ? . error_for_status ( ) ? . text ( ) . map ( | s | Checksum :: new ( algorithm , & s ) ) }
Fetch the checksum associated with the Maven coordinates.
Fetch the checksum associated with the Maven coordinates .
&self
repository
&Url
algorithm
Algorithm
examples
```rust
use rvn::{MavenCoordinates};
use rvn::checksum::Algorithm;
use url::Url.




` ` ` rust use rvn :: { MavenCoordinates } ; use rvn :: checksum :: Algorithm ; use url :: Url .