testPlugin = plugin;
            }

            Integer count = validPluginCounts.get(pluginArtifactId);

            assertEquals(0, (int) count, "Multiple copies of plugin: " + pluginArtifactId + " found in POM.");

            count = count + 1;

            validPluginCounts.put(pluginArtifactId, count);
        }

        assertNotNull(testPlugin);

`Optional[str]` の`Optional` はFastAPIでは使用されていません（FastAPIは`str`の部分のみ使用します）。しかし、`Optional[str]` はエディタがコードのエラーを見つけるのを助けてくれます。

///

## Pydanticを使わない方法

						key="labels.index_lang"
					/></label>
				<div class="col-lg-5 col-md-8 col-sm-7 col-6">
					<la:select property="lang" styleId="langSearchOption" multiple="true" styleClass="form-control">
						<c:forEach var="item" items="${langItems}">
							<la:option value="${f:u(item.value)}">${f:h(item.label)}</la:option>
						</c:forEach>
					</la:select>
				</div>

     * Adds a new header with the name and value. This may be used to add multiple headers with the
     * same name.
     */
    public fun addHeader(
      name: String,
      value: Any,
    ): Builder =
      apply {
        headers_.add(name, value.toString())
      }

    /**
     * Adds a new header with the name and value. This may be used to add multiple headers with the

        AtomicInteger successCount = new AtomicInteger(0);
        AtomicInteger failureCount = new AtomicInteger(0);

        // Create multiple threads
        Thread[] threads = new Thread[10];
        for (int i = 0; i < threads.length; i++) {
            final int index = i;
            threads[i] = new Thread(() -> {

```bash
go install github.com/minio/minio/docs/debugging/xl-meta@latest
```

### Using xl-meta

   * }
   *
   * <p>Elements appear in the resulting list in the same order they were added to the builder.
   *
   * <p>Builder instances can be reused; it is safe to call {@link #build} multiple times to build
   * multiple lists in series. Each new list contains all the elements of the ones created before
   * it.
   *
   * @since 2.0
   */

                if (callCount % 2 == 0) {
                    return createMockRescorerBuilder();
                }
                return null;
            }
        };

        // Test multiple calls
        Map<String, Object> params = new HashMap<>();
        params.put("test", "value");

        assertNull(queryRescorer.evaluate(params)); // First call - odd

        // Assert
        // sendrecv for open is called once
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcSamrOpenDomain.class));
        // sendrecv for close is called only once, even if close() is called multiple times
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcSamrCloseHandle.class));
    }

    @Test
    void close_shouldThrowSmbExceptionOnRpcError() throws IOException {
        // Arrange

        SecretKey secretKey = keyGen.generateKey();
        Key key = new KerberosKey(null, secretKey.getEncoded(), KerberosConstants.DES_ENC_TYPE, 0);
        byte[] data = new byte[32]; // Dummy data, must be multiple of 8
        byte[] decrypted = KerberosEncData.decrypt(data, key, KerberosConstants.DES_ENC_TYPE);
        assertNotNull(decrypted);
        // With dummy data, we can't verify the content, just that it decrypts without error