17 lines
469 B
Java
17 lines
469 B
Java
package io.spring.application.user;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import javax.validation.Constraint;
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import javax.validation.Payload;
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@Constraint(validatedBy = DuplicatedUsernameValidator.class)
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@Retention(RetentionPolicy.RUNTIME)
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@interface DuplicatedUsernameConstraint {
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String message() default "duplicated username";
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Class<?>[] groups() default {};
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Class<? extends Payload>[] payload() default {};
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}
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