40 lines
819 B
Markdown
40 lines
819 B
Markdown
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---
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type: practical
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---
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## Lombok
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### `@AllArgsConstructor`(onConstructor_=@Annotation)
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- Creates a public constructor which takes in all args
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- `onConstructor_`: Places an annotation on the constructor
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### `@Data`
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A shortcut for `@ToString`, `@EqualsAndHashCode`, `@Getter` on all fields, and `@Setter` on all non-final fields
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## Spring
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### `RestController`
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Extends Controller. Used to declare a class as a REST controller
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### `@Autowired`
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- Annotates a constructor
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- Basically, it figures out dependency injection on its own
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### `@[Get/Post/Put/Delete]Mapping("/path/")`
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Makes an endpoint at path.
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### `@RequestParam`
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Describe the param and type
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```java
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@GetMapping("/api/foos")
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@ResponseBody
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public String getFoos(@RequestParam String id) {
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return "ID: " + id;
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}
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```
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### Beans
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![[Beans.canvas|Beans]]
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