if (index < 0) {
                    location = sourceLocations.get(~index);
                } else {
                    location = targetLocations.get(index);
                }
                locations.put(locations.size(), location);
            }
        }

        return new InputLocation(-1, -1, InputSource.merge(source.getSource(), target.getSource()), locations);

👆 💪 🔗 ⚫️ 👆 **FastAPI** 🈸 ⚙️ `CORSMiddleware`.

* 🗄 `CORSMiddleware`.
* ✍ 📇 ✔ 🇨🇳 (🎻).
* 🚮 ⚫️ "🛠️" 👆 **FastAPI** 🈸.

👆 💪 ✔ 🚥 👆 👩‍💻 ✔:

* 🎓 (✔ 🎚, 🍪, ♒️).
* 🎯 🇺🇸🔍 👩‍🔬 (`POST`, `PUT`) ⚖️ 🌐 👫 ⏮️ 🃏 `"*"`.
* 🎯 🇺🇸🔍 🎚 ⚖️ 🌐 👫 ⏮️ 🃏 `"*"`.

```Python hl_lines="2  6-11  13-19"
{!../../docs_src/cors/tutorial001.py!}
```

## Codegröße

Dieses Beispiel mag ausführlich erscheinen. Bedenken Sie, dass wir Sicherheit, Datenmodelle, Hilfsfunktionen und *Pfadoperationen* in derselben Datei vermischen.

Aber hier ist der entscheidende Punkt.

Der Code für Sicherheit und Dependency Injection wird einmal geschrieben.

        }
        return sourceMap;
    }

    protected void addFieldToSource(Map<String, Object> sourceMap, String field, Object value) {
        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override

        assertTrue(client instanceof StorageClient);

    }

    public void test_setInitParameterMap() {
        final Map<String, Object> paramMap = new HashMap<String, Object>();
        paramMap.put("hoge", "test");

        final StringBuilder buf = new StringBuilder();
        clientFactory.addClient("test:.*", new CrawlerClient() {
            @Override

	// Maximum size of bucket versioning configuration payload sent to the PutBucketVersioningHandler.
	maxBucketVersioningConfigSize = 1 * humanize.MiByte
)

// PutBucketVersioningHandler - PUT Bucket Versioning.
// ----------
func (api objectAPIHandlers) PutBucketVersioningHandler(w http.ResponseWriter, r *http.Request) {
	ctx := newContext(r, w, "PutBucketVersioning")

            DependencyManagement depMgmt = target.getDependencyManagement();

            if (depMgmt != null) {
                for (Dependency dependency : depMgmt.getDependencies()) {
                    dependencies.put(dependency.getManagementKey(), dependency);
                }
            } else {
                depMgmt = DependencyManagement.newInstance();
            }

      }

      @Override
      public Map<K, V> loadAll(Iterable<? extends K> keys) throws Exception {
        Map<K, V> result = Maps.newHashMap(); // allow nulls
        for (K key : keys) {
          result.put(key, load(key));
        }
        return result;
      }
    };
  }

  /** Returns a {@link CacheLoader} that returns the given {@code constant} for every request. */

    requireNonNull(seq); // safe because of checkOpen
    if (!hasRemaining()) {
      return -1;
    }
    int charsToRead = min(target.remaining(), remaining());
    for (int i = 0; i < charsToRead; i++) {
      target.put(seq.charAt(pos++));
    }
    return charsToRead;
  }

  @Override
  public synchronized int read() throws IOException {
    checkOpen();
    requireNonNull(seq); // safe because of checkOpen

import java.lang.reflect.Method;
import junit.framework.TestCase;

/**
 * Tests that all package-private {@code writeReplace} methods are overridden in any existing
 * subclasses. Without such overrides, optimizers might put a {@code writeReplace}-containing class
 * and its subclass in different packages, causing the serialization system to fail to invoke {@code
 * writeReplace} when serializing an instance of the subclass. For an example of this problem, see