Function read_java_version

rust/src/jre.rs:329–337

(java_path: &Path)

}

fn read_java_version(java_path: &Path) -> Result<Option<String>, Error> {
    let output = Command::new(java_path).arg("-version").output()?;
    let combined_output = format!(
        "{}\n{}",
        String::from_utf8_lossy(&output.stdout),
        String::from_utf8_lossy(&output.stderr)
    );
    parse_java_version(&combined_output)
}

fn parse_java_version(output: &str) -> Result<Option<String>, Error> {
    let re = Regex::new(r#"version\s+\"([^\"]+)\""#)?;