return v;
                }
            }
            return null;
        };
    }

    @SafeVarargs
    static Function<String, String> chain(Function<String, String>... functions) {
        return chain(List.of(functions));
    }

    /**
     * Memoizes a given function that takes a String input and produces a String output.

    this.server = server
    client =
      OkHttpClient.Builder()
        .addNetworkInterceptor(
          Interceptor { chain ->
            when {
              extraNetworkInterceptor != null -> extraNetworkInterceptor!!.intercept(chain)
              else -> chain.proceed(chain.request())
            }
          },
        )
        .addNetworkInterceptor(networkInterceptor)

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.auth.chain;

import org.codelibs.fess.es.user.exentity.User;
import org.codelibs.fess.util.ComponentUtil;

public class LdapChain implements AuthenticationChain {

    @Override
    public void update(final User user) {

    client =
      client.newBuilder()
        .addInterceptor(
          Interceptor { chain: Interceptor.Chain ->
            try {
              chain.proceed(chain.request())
              throw AssertionError()
            } catch (expected: IOException) {
              chain.proceed(chain.request())
            }
          },
        )
        .build()

    assumeNetwork()

    val trustManager =
      object : X509TrustManager {
        override fun checkClientTrusted(
          chain: Array<out X509Certificate>?,
          authType: String?,
        ) {}

        override fun checkServerTrusted(
          chain: Array<out X509Certificate>?,
          authType: String?,
        ) {}

                }
            }
        }
    }

    @Override
    public void doFilter(final ServletRequest request, final ServletResponse response, final FilterChain chain)
            throws IOException, ServletException {
        final HttpServletRequest req = (HttpServletRequest) request;
        final String servletPath = req.getServletPath();

    private fun createInsecureTrustManager(): X509TrustManager =
      object : X509TrustManager {
        override fun checkClientTrusted(
          chain: Array<X509Certificate>,
          authType: String,
        ) {}

        override fun checkServerTrusted(
          chain: Array<X509Certificate>,
          authType: String,
        ) {}

        override fun getAcceptedIssuers(): Array<X509Certificate> = arrayOf()

    /**
     * This method simply calls <tt>negotiate( req, resp, false )</tt>
     * and then <tt>chain.doFilter</tt>. You can override and call
     * negotiate manually to achive a variety of different behavior.
     */
    public void doFilter( ServletRequest request,
                ServletResponse response,
                FilterChain chain ) throws IOException, ServletException {
        HttpServletRequest req = (HttpServletRequest)request;

		GetValidationContext().
		GetTrustedCa().
		GetInlineBytes()

	// seems as though the most straightforward way to tell whether this is a root ca or not
	// is to check whether the inline bytes of the cert chain or the trusted ca field is zero length
	if len(certChainSecret) > 0 {
		builder.Data(string(certChainSecret))
	} else if len(caDataSecret) > 0 {
		builder.Data(string(caDataSecret))
	} else {

  }

  public void testFutureGetThrowsRuntimeException() throws Exception {
    BadFuture badInput = new BadFuture(immediateFuture(20));
    ListenableFuture<String> chain = buildChainingFuture(badInput);
    ExecutionException e = assertThrows(ExecutionException.class, () -> chain.get());
    assertSame(RuntimeException.class, e.getCause().getClass());
  }

  /** Proxy to throw a {@link RuntimeException} out of the {@link #get()} method. */