*/
    @Nonnull
    Optional<Source> getProjectSettingsSource();

    /**
     * Gets the user settings source.
     *
     * @return the user settings source or {@code null} if none
     */
    @Nonnull
    Optional<Source> getUserSettingsSource();

    /**
     * The optional interpolation source used for interpolation.
     *
     * @return the interpolation source for interpolation
     */
    @Nonnull

            assertNotNull(ownerUser1, "Owner user should not be null");
            assertNotNull(ownerUser2, "Owner user with resolve should not be null");
            assertNotNull(ownerGroup1, "Owner group should not be null");
            assertNotNull(ownerGroup2, "Owner group with resolve should not be null");
            assertSame(mockSID, ownerUser1, "Should return expected owner user SID");

**Spoiler alert**: the tutorial - user guide includes:

* Declaration of **parameters** from other different places as: **headers**, **cookies**, **form fields** and **files**.
* How to set **validation constraints** as `maximum_length` or `regex`.

/// tip | Consejo

Si quieres **aprender FastAPI** de una manera estructurada (recomendado), ve y lee el [Tutorial - User Guide](../tutorial/index.md){.internal-link target=_blank} capítulo por capítulo.

        exception.withContext("path", "/share/file.txt").withContext("user", "testuser");

        // Then
        Map<String, Object> context = exception.getContext();
        assertEquals("server.example.com", context.get("host"));
        assertEquals(445, context.get("port"));
        assertEquals("/share/file.txt", context.get("path"));
        assertEquals("testuser", context.get("user"));
    }

    @Test

package gorm

import "time"

// Model a basic GoLang struct which includes the following fields: ID, CreatedAt, UpdatedAt, DeletedAt
// It may be embedded into your model or you may build your own model without it
//
//	type User struct {
//	  gorm.Model
//	}
type Model struct {
	ID        uint `gorm:"primarykey"`
	CreatedAt time.Time
	UpdatedAt time.Time
	DeletedAt DeletedAt `gorm:"index"`

    /**
     * The username of the user who last updated this elevate word configuration.
     * Used for audit trail purposes to track who made changes.
     */
    @Size(max = 1000)
    public String updatedBy;

    /**
     * The timestamp when this elevate word configuration was last updated.
     * Stored as a long value representing milliseconds since epoch.
     * Used for audit trail and concurrency control.
     */

    /**
     * The username of the user who last updated this request header configuration.
     * Used for audit trail purposes to track who made changes.
     */
    @Size(max = 1000)
    public String updatedBy;

    /**
     * The timestamp when this request header configuration was last updated.
     * Stored as a long value representing milliseconds since epoch.
     * Used for audit trail and concurrency control.
     */

    String USER_CODE_REQUEST_PARAMETER = "user.code.request.parameter";

    /** The key of the configuration. e.g. 20 */
    String USER_CODE_MIN_LENGTH = "user.code.min.length";

    /** The key of the configuration. e.g. 100 */
    String USER_CODE_MAX_LENGTH = "user.code.max.length";

    /** The key of the configuration. e.g. [a-zA-Z0-9_]+ */
    String USER_CODE_PATTERN = "user.code.pattern";

<font color="#3465A4">INFO    </font> Resolved absolute path <font color="#75507B">/home/user/code/awesomeapp/</font><font color="#AD7FA8">main.py</font>
<font color="#3465A4">INFO    </font> Searching for package file structure from directories with <font color="#3465A4">__init__.py</font> files
<font color="#3465A4">INFO    </font> Importing from <font color="#75507B">/home/user/code/</font><font color="#AD7FA8">awesomeapp</font>