Port

```
@Retention(CLASS)
@Target({PACKAGE,TYPE})
@Documented
public @interface Port
```
A Port defines an entry point into the Application that can either drive it (see PrimaryPort) or be driven by the application (see SecondaryPort). They are the interface with which the application interacts with the outside world. Ports are implemented by Adapter using particular integration technology.

Since:

1.5

See Also:

Hexagonal Architecture, Adapter, Application, PrimaryPort, SecondaryPort

Optional Element Summary

Optional Elements
Modifier and Type	Optional Element	Description
`java.lang.String`	`description`	A description of the `Port`.
`java.lang.String`	`name`	An identifier for the name of the `Port` to identify and group multiple implementing classes of the same `Port`.

- Element Detail
  - name
```
java.lang.String name
```
    An identifier for the name of the Port to identify and group multiple implementing classes of the same Port. If not set, external tooling may default this to the simple name of the annotated type or package.
    
    Since:
    
    1.8
    
    Default:
    
    ""
- - description
```
java.lang.String description
```
    A description of the Port. If not set, external tooling may default this to the JavaDoc.
    
    Since:
    
    1.8
    
    Default:
    
    ""