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Validation

Overview

Jakarta validation helpers and reusable constraints.

Architecture

  • Constraint annotations: @Type4UUID, @StrictType4UUID, @IsValidKebabCase, @IsValidDottedCase.
  • Validators: KebabCaseValidator, DottedCaseValidator, IdentifierValidator.
  • ValidationUtils for programmatic validation and exception handling.

How to use

Gradle

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implementation("ie.bitstep.mango:mango4j-validation:1.0.0")

Maven

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<dependency>
    <groupId>ie.bitstep.mango</groupId>
    <artifactId>mango4j-validation</artifactId>
    <version>1.0.0</version>
</dependency>

Examples

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class CreateRequest {
    @Type4UUID
    private String requestId;

    @IsValidKebabCase
    private String slug;
}

ValidationUtils.validate(request);