}

    @Override
    public <T> T lookup(Class<T> type) {
        return objects.stream()
                .filter(type::isInstance)
                .map(type::cast)
                .findAny()
                .orElseThrow(() -> new LookupException("No service of type " + type));
    }

    @Override
    public <T> T lookup(Class<T> type, String name) {
        return null;
    }

    @Override

            "type" : "long"
          },
          "name" : {
            "type" : "keyword"
          },
          "numOfThread" : {
            "type" : "integer"
          },
          "permissions" : {
            "type" : "keyword"
          },
          "sortOrder" : {
            "type" : "integer"
          },
          "timeToLive" : {
            "type" : "integer"
          },

          <association>
            <type>Activation</type>
          </association>
        </field>
        <field>
          <name>properties</name>
          <description>Extended configuration specific to this profile goes
            here.</description>
          <type>Properties</type>
          <association xml.mapStyle="inline">
            <type>String</type>
            <multiplicity>*</multiplicity>

Pero también puedes declarar el `Response` que quieres usar (por ejemplo, cualquier subclase de `Response`), en el *path operation decorator* usando el parámetro `response_class`.

    assume().that(graph.incidentEdgeOrder().type()).isEqualTo(ElementOrder.Type.STABLE);

    populateTShapedGraph();

    assertThat(graph.adjacentNodes(1)).containsExactly(2, 4, 3).inOrder();
  }

  @Test
  public void stableIncidentEdgeOrder_predecessors_returnsInConnectingEdgeInsertionOrder() {
    assume().that(graph.incidentEdgeOrder().type()).isEqualTo(ElementOrder.Type.STABLE);

    populateTShapedGraph();

 * <li> <code>CallNamedPipe</code> A message-type pipe call that opens,
 *      writes to, reads from, and closes the pipe in a single operation.
 * <li> <code>TransactNamedPipe</code> A message-type pipe call that
 *      writes to and reads from an existing pipe descriptor in one operation.
 * <li> <code>CreateFile</code>, <code>ReadFile</code>,
 *      <code>WriteFile</code>, and <code>CloseFile</code> A byte-type pipe can

func TestEmbeddedBelongsTo(t *testing.T) {
	type Country struct {
		ID   int `gorm:"primaryKey"`
		Name string
	}
	type Address struct {
		CountryID int
		Country   Country
	}
	type NestedAddress struct {
		Address
	}
	type CountryMixin struct {
		CountryID int
		Country   Country
	}
	type Org struct {
		ID              int
		PostalAddress   Address `gorm:"embedded;embeddedPrefix:postal_address_"`

{
    "properties": {
      "thumbnail_id": {
        "type": "keyword"
      },
      "path": {
        "type": "keyword"
      },
      "generator": {
        "type": "keyword"
      },
      "target": {
        "type": "keyword"
      },
      "createdTime": {
        "type": "long"
      },
      "createdBy": {
        "type": "keyword"
      }
    }

                        "type": "string"
                    },
                    "type": {
                        "title": "Error Type",
                        "type": "string"
                    }
                }
            },
            "HTTPValidationError": {
                "title": "HTTPValidationError",
                "type": "object",
                "properties": {

     */
    @Nonnull
    List<Toolchain> getToolchains(@Nonnull Session session, String type, Map<String, String> requirements);

    /**
     * Retrieves all toolchains of the specified type without additional requirements.
     *
     * @param session The Maven session context
     * @param type The type of toolchain to retrieve
     * @return List of matching toolchains, never null