}
                    }

                    Proxy p = new Proxy();
                    p.setHost(proxy.getHost());
                    p.setProtocol(proxy.getProtocol());
                    p.setPort(proxy.getPort());
                    p.setNonProxyHosts(proxy.getNonProxyHosts());
                    p.setUserName(proxy.getUsername());

         */
        public String getCacheKey() {
            return getHost() + ":" + getPort();
        }

        /**
         * Gets the host name from the FTP URL.
         *
         * @return The host name
         */
        public String getHost() {
            return uri.getHost();
        }

        /**
         * Gets the port number from the FTP URL.

    }

    private ProxyInfo proxyInfo(ArtifactRepository repository) {
        ProxyInfo proxyInfo = new ProxyInfo();
        proxyInfo.setHost(repository.getProxy().getHost());
        proxyInfo.setType(repository.getProxy().getProtocol());
        proxyInfo.setPort(repository.getProxy().getPort());
        proxyInfo.setNonProxyHosts(repository.getProxy().getNonProxyHosts());
        proxyInfo.setUserName(repository.getProxy().getUserName());

        path = u.getPath();
        ref = u.getRef();
        if (ref != null) {
            path += '#' + ref;
        }
        port = u.getPort();
        if (port == -1) {
            port = getDefaultPort();
        }
        setURL(u, "smb", u.getHost(), port, u.getAuthority(), u.getUserInfo(), path, u.getQuery(), null);
    }

        path = u.getPath();
        ref = u.getRef();
        if (ref != null) {
            path += '#' + ref;
        }
        port = u.getPort();
        if (port == -1) {
            port = getDefaultPort();
        }
        setURL(u, "smb", u.getHost(), port, u.getAuthority(), u.getUserInfo(), path, u.getQuery(), null);
    }

            final URI uri = new URI(pos == -1 ? path : path.substring(0, pos));
            if (!"ftp".equals(uri.getScheme()) || (StringUtil.isNotBlank(server) && !server.equals(uri.getHost()))) {
                return false;
            }
            int p = uri.getPort();
            if (p == -1) {
                p = 21;
            }
            if (port > 0 && port != p) {
                return false;
            }

        // This happens because the URL class parses "foo" as the host and "/bar" as the path
        assertEquals("/bar", actualPath, "Path should be /bar after URL parsing");
        assertEquals("foo", rel.getHost(), "Host should be 'foo' from the relative spec");
        assertNull(rel.getRef());
    }

    static Stream<Arguments> portSpecs() {
        return Stream.of(
                // spec, expectedPort

            final AuthScheme authScheme = authentication.getAuthScheme();
            if (authScope.getHost() != null && authScheme != null) {
                final HttpHost targetHost = new HttpHost(authScope.getHost(), authScope.getPort());
                authCache.put(targetHost, authScheme);
            }
        }

        httpClientContext.setAuthCache(authCache);

    int index = aValidIndex();
    E initialValue = getList().get(index);
    assertEquals(
        "set(i, x) should return the old element at position i.",
        initialValue,
        getList().set(index, newValue));
    assertEquals("After set(i, x), get(i) should return x", newValue, getList().get(index));
    assertEquals("set() should not change the size of a list.", getNumElements(), getList().size());
  }

   */
  public void testAddAtIndex_unsupportedPresent() {
    assertThrows(UnsupportedOperationException.class, () -> getList().add(0, e0()));
    expectUnchanged();
  }

  @ListFeature.Require(SUPPORTS_ADD_WITH_INDEX)
  public void testAddAtIndex_supportedNotPresent() {
    getList().add(0, e3());
    expectAdded(0, e3());
  }

  @CollectionFeature.Require(FAILS_FAST_ON_CONCURRENT_MODIFICATION)