}
                    }
                }
            }
        }

        // empty one to prevent NPE
        return new AuthenticationInfo();
    }

    public ProxyInfo getProxy(String protocol) {
        MavenSession session = legacySupport.getSession();

        if (session != null && protocol != null) {
            MavenExecutionRequest request = session.getRequest();

     *
     * @param id an id
     * @return corresponding authentication info
     */
    AuthenticationInfo getAuthenticationInfo(String id);

    ProxyInfo getProxy(String protocol);

    void getArtifact(Artifact artifact, ArtifactRepository repository)
            throws TransferFailedException, ResourceDoesNotExistException;

    }

    String getRepositoryKey(ArtifactRepository repository) {
        StringBuilder buffer = new StringBuilder(256);

        Proxy proxy = repository.getProxy();
        if (proxy != null) {
            if (proxy.getUserName() != null) {
                int hash = (proxy.getUserName() + proxy.getPassword()).hashCode();
                buffer.append(hash).append('@');

erFailedExcept, org.apache.maven.wagon.authorization.AuthorizationExcepti; private void disconnectWagon(org.apache.maven.wagon.Wagon); private void releaseWagon(String, org.apache.maven.wagon.Wagon); public org.apache.maven.wagon.proxy.ProxyInfo getProxy(String); public org.apache.maven.wagon.authentication.AuthenticationInfo getAuthenticationInf(String); public org.apache.maven.artifact.repository.ArtifactRepository getMirror(String); public void addProxy(String, String, int, String, String, String);...

erFailedExcept, org.apache.maven.wagon.authorization.AuthorizationExcepti; private void disconnectWagon(org.apache.maven.wagon.Wagon); private void releaseWagon(String, org.apache.maven.wagon.Wagon); public org.apache.maven.wagon.proxy.ProxyInfo getProxy(String); public org.apache.maven.wagon.authentication.AuthenticationInfo getAuthenticationInf(String); public org.apache.maven.artifact.repository.ArtifactRepository getMirror(String); public void addProxy(String, String, int, String, String, String);...