return type.getSimpleName() + '@' + i;
  }

  /**
   * Annotates a method to be the instance generator of a certain type. The return type is the
   * generated type. The method parameters correspond to the generated type's type parameters. For
   * example, if the annotated method returns {@code Map<K, V>}, the method signature should be:
   * {@code Map<K, V> generateMap(K key, V value)}.
   */

    return type.getSimpleName() + '@' + i;
  }

  /**
   * Annotates a method to be the instance generator of a certain type. The return type is the
   * generated type. The method parameters correspond to the generated type's type parameters. For
   * example, if the annotated method returns {@code Map<K, V>}, the method signature should be:
   * {@code Map<K, V> generateMap(K key, V value)}.
   */

  }

  public void testNulls() {
    /*
     * Don't bother testing. All non-primitive parameters are used only to construct error messages.
     * We never want to pass null for them, so we haven't annotated them to say that null is
     * allowed. But at the same time, it seems wasteful to bother inserting the checkNotNull calls
     * that NullPointerTester wants.
     *

import java.io.Writer;
import java.util.HashSet;
import java.util.Set;
import java.util.TreeSet;

import org.apache.maven.api.di.Named;

/**
 * Annotation processor that generates an index file for classes annotated with {@link Named}.
 * This processor scans for classes with the {@code @Named} annotation and creates a file
 * at {@code META-INF/maven/org.apache.maven.api.di.Inject} containing the fully qualified
 * names of these classes.

            }
            if (field == null) {
                throw new PluginConfigurationException(
                        pluginDescriptor,
                        "Unable to find field '" + resolution.getField() + "' annotated with @Resolution");
            }
            field.setAccessible(true);
            String pathScope = resolution.getPathScope();
            Object result = null;

        return exportedPackages;
    }

    /**
     * Note: overriding this method should be avoided. Preferred way to replace Maven components is the "normal" way
     * where the components are on index (are annotated with JSR330 annotations and Sisu index is created) and, they
     * have priorities set.
     */
    protected Module getCustomModule(C context, CoreExports exports) {
        return new AbstractModule() {

    )

    nullawayEnabled.convention(false)
}

nullaway {
    // NullAway can use NullMarked instead, but for the adoption process it is more effective to assume that all gradle code is already annotated.
    // This way we can catch discrepancies in modules easier. We should make all packages NullMarked eventually too, but this is a separate task.
    annotatedPackages.add("org.gradle")
}

dependencies {

/**
 * Utilities for collecting and validating tester requirements from annotations.
 *
 * @author George van den Driessche
 */
@GwtIncompatible
public final class FeatureUtil {
  /** A cache of annotated objects (typically a Class or Method) to its set of annotations. */
  private static final Map<AnnotatedElement, List<Annotation>> annotationCache = new HashMap<>();

    "Topic :: Internet :: WWW/HTTP :: HTTP Servers",
    "Topic :: Internet :: WWW/HTTP",
]
dependencies = [
    "starlette>=0.40.0,<0.51.0",
    "pydantic>=2.7.0",
    "typing-extensions>=4.8.0",
    "annotated-doc>=0.0.2",
]

[project.urls]
Homepage = "https://github.com/fastapi/fastapi"
Documentation = "https://fastapi.tiangolo.com/"
Repository = "https://github.com/fastapi/fastapi"

And whenever you output that data, even if the source had duplicates, it will be output as a set of unique items.

And it will be annotated / documented accordingly too.

## Nested Models { #nested-models }

Each attribute of a Pydantic model has a type.

But that type can itself be another Pydantic model.