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https://github.com/anonymous-leviathan/spring-boot-backend-validations
Here's a basic overview of how backend validations work in Spring Boot:
https://github.com/anonymous-leviathan/spring-boot-backend-validations
backend java maven rest-api spring-boot validation
Last synced: about 15 hours ago
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Here's a basic overview of how backend validations work in Spring Boot:
- Host: GitHub
- URL: https://github.com/anonymous-leviathan/spring-boot-backend-validations
- Owner: anonymous-leviathan
- Created: 2023-07-26T09:41:48.000Z (over 1 year ago)
- Default Branch: master
- Last Pushed: 2024-04-11T07:20:01.000Z (7 months ago)
- Last Synced: 2024-10-27T10:25:37.274Z (22 days ago)
- Topics: backend, java, maven, rest-api, spring-boot, validation
- Language: Java
- Homepage:
- Size: 95.7 KB
- Stars: 0
- Watchers: 1
- Forks: 0
- Open Issues: 1
-
Metadata Files:
- Readme: README.md
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README
# **Spring boot backend validations**
In Spring Boot, backend validations are typically implemented using validation annotations provided by the Spring Framework, such as `@Validated`, `@Valid`, and various constraint annotations from the `javax.validation.constraints` package. These annotations enable developers to enforce validation rules on the data received by the backend application.
Here's a basic overview of how backend validations work in Spring Boot:
1. **Bean Validation**: Spring Boot leverages the Bean Validation API (JSR-380) for validation purposes. This API provides annotations like `@NotNull`, `@Size`, `@Min`, `@Max`, `@Email`, etc., which can be used to specify constraints on properties of Java beans.
2. **Controller Layer**: In the controller layer of a Spring Boot application, you can use the `@Validated` or `@Valid` annotation to trigger validation on request parameters, request bodies, or method arguments. When you annotate a method parameter with `@Valid`, Spring Boot automatically validates the incoming data against the constraints specified in the associated bean class.
3. **Error Handling**: If validation fails, Spring Boot automatically generates validation error messages and returns them to the client. You can customize error handling by defining exception handlers or using Spring's global exception handling mechanisms.
4. **Custom Validators**: In addition to using built-in validation annotations, you can create custom validators by implementing the `Validator` interface provided by Spring. Custom validators allow you to define complex validation logic that goes beyond what can be achieved with standard annotations.
5. **Internationalization**: Spring Boot supports internationalization (i18n) for validation error messages. You can configure message bundles to provide localized error messages for different languages.
Overall, Spring Boot provides a robust and flexible framework for implementing backend validations, allowing developers to ensure that the data received by their applications meets the required criteria before processing it further.
## **SonarQube Status**
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## **Scan By**
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## **Project Contact Person ( Researcher/Associate Software Engineer )**
For any inquiries or assistance regarding the spring boot backend validations,
feel free to reach me at the following contact details:- **mGunawardhana:** [[email protected]]([email protected])