.orElseGet(() -> {
                    throwValidationError(messages -> messages.addErrorsFailedToDownloadSynonymFile(GLOBAL),
                            () -> downloadpage(form.dictId));
                    return null;
                });
    }

    // -----------------------------------------------------
    //                                                Upload
    //                                               -------

   */
  @Test fun proxySelectorNotCalledForNullHost() {
    // The string '>' is okay in a hostname in HttpUrl, which does very light hostname validation.
    // It is not okay in URI, and so it's stripped and we get a URI with a null host.
    val bogusHostname = ">"
    val address =
      factory.newAddress(
        uriHost = bogusHostname,
        uriPort = uriPort,
      )
    val routeSelector = newRouteSelector(address)

                                "in": "path",
                                "required": True,
                                "schema": {
                                    "anyOf": [{"type": "string"}, {"type": "null"}],
                                    "title": "Item Id",
                                },
                            }
                        ],
                    }
                },

  private volatile @Nullable Object mutexDoNotUseDirectly;

  private Object mutex() {
    Object mutex = mutexDoNotUseDirectly;
    if (mutex == null) {
      synchronized (this) {
        mutex = mutexDoNotUseDirectly;
        if (mutex == null) {
          mutexDoNotUseDirectly = mutex = new Object();
        }
      }
    }
    return mutex;
  }

  RateLimiter(SleepingStopwatch stopwatch) {

    assertEquals(port, teredo.getPort());
    assertEquals(flags, teredo.getFlags());
  }

  public void testTeredoAddress_nullServer() {
    InetAddresses.TeredoInfo info = new InetAddresses.TeredoInfo(null, null, 80, 1000);
    assertThat(info.getServer()).isEqualTo(InetAddresses.forString("0.0.0.0"));
    assertThat(info.getClient()).isEqualTo(InetAddresses.forString("0.0.0.0"));
    assertEquals(80, info.getPort());

                }
                final Method executeMethod = resource.getExecuteMethod();
                final Secured secured = executeMethod.getAnnotation(Secured.class);
                if (secured != null && user.hasRoles(secured.value())) {
                    return;
                }
                throw new UserRoleLoginException(RootAction.class);
            });
        }
    }

import org.dbflute.optional.OptionalEntity;
import org.junit.jupiter.api.Test;

public class ResourceUtilTest extends UnitFessTestCase {
    @Test
    public void test_resolve() {
        String value;

        value = null;
        assertNull(ResourceUtil.resolve(value));

        value = "";
        assertEquals("", ResourceUtil.resolve(value));

        value = "a";
        assertEquals(value, ResourceUtil.resolve(value));

        }
    }

    private Field findField(Class<?> clazz, String fieldName) throws NoSuchFieldException {
        Class<?> current = clazz;
        while (current != null) {
            try {
                return current.getDeclaredField(fieldName);
            } catch (NoSuchFieldException e) {
                current = current.getSuperclass();
            }
        }

      <fields>
        <field>
          <name>location</name>
          <version>1.2.0+</version>
          <type>String</type>
          <description>
            The path/URL of the settings definition or {@code null} if unknown.
          </description>
        </field>
      </fields>
      <codeSegments>
        <codeSegment>
          <version>1.2.0+</version>
          <code>
    @Override

        int exit = MavenUpCling.main(
                new String[] {"--help"},
                new ClassWorld("plexus.core", Thread.currentThread().getContextClassLoader()),
                null,
                out,
                err);

        String help = out.toString(StandardCharsets.UTF_8);
        assertEquals(0, exit, "mvnup --help should exit 0");
        assertTrue(