* Must be in ISO 8601 format: YYYY-MM-DDTHH:MM:SS
     */
    @Pattern(regexp = "[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]T[0-9][0-9]:[0-9][0-9]:[0-9][0-9]")
    public String expires;

    /**
     * The username of the user who created this access token.
     * Maximum length is 1000 characters.
     */
    @Size(max = 1000)
    public String createdBy;

    /**
     * The timestamp when this access token was created.

    assertThat(parse("http://username:@host/path"))
      .isEqualTo(parse("http://username@host/path"))
  }

  @Test
  fun passwordWithEmptyUsername() {
    // Chrome doesn't mind, but Firefox rejects URLs with empty usernames and non-empty passwords.
    assertThat(parse("http://:@host/path"))
      .isEqualTo(parse("http://host/path"))
    assertThat(parse("http://:password@@host/path").encodedPassword)

    @Size(max = 10000)
    public String queries;

    /**
     * The virtual host for which these related queries apply.
     */
    @Size(max = 1000)
    public String virtualHost;

    /**
     * The username who created these related queries.
     */
    @Size(max = 1000)
    public String createdBy;

    /**
     * The timestamp when these related queries were created.
     */
    @ValidateTypeFailure

    public String value;

    /**
     * The web configuration ID associated with this request header.
     */
    @Required
    @Size(max = 1000)
    public String webConfigId;

    /**
     * The username of who created this request header.
     */
    @Size(max = 1000)
    public String createdBy;

    /**
     * The timestamp when this request header was created.
     */
    @ValidateTypeFailure

            doColumn("updatedBy");
        }

        public void columnUpdatedTime() {
            doColumn("updatedTime");
        }

        public void columnUsername() {
            doColumn("username");
        }
    }

```JSON
{
    "item": {
        "name": "Foo",
        "description": "The pretender",
        "price": 42.0,
        "tax": 3.2
    },
    "user": {
        "username": "dave",
        "full_name": "Dave Grohl"
    }
}
```

/// note

* `/items/public/`
* `/items/private/`
* `/users/{user_id}/activate`
* `/items/pro/`

开发人员可以使用依赖项及其子依赖项为这些路径操作添加不同的权限：

```mermaid
graph TB

current_user(["current_user"])
active_user(["active_user"])
admin_user(["admin_user"])
paying_user(["paying_user"])

public["/items/public/"]
private["/items/private/"]
activate_user["/users/{user_id}/activate"]
pro_items["/items/pro/"]

		},
		{
			Name: "Languages", Type: schema.Many2Many, Schema: "User", FieldSchema: "Language",
			JoinTable: JoinTable{Name: "UserSpeak", Table: "user_speaks", Fields: []schema.Field{
				{
					Name: "UserID", DBName: "user_id", BindNames: []string{"UserID"}, DataType: schema.Uint,
					Tag: `gorm:"primarykey"`, Creatable: true, Updatable: true, Readable: true, PrimaryKey: true, Size: 64,
				},
				{

            doColumn("updatedBy");
        }

        public void columnUpdatedTime() {
            doColumn("updatedTime");
        }

        public void columnUsername() {
            doColumn("username");
        }

        public void columnWebConfigId() {
            doColumn("webConfigId");
        }
    }

     * This is a required field for identifying which data config to update.
     */
    @Required
    @Size(max = 1000)
    public String id;

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

    /**