com.github.ankurpathak.bean.constraints.UsernamePattern Maven / Gradle / Ivy

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Java library for username validation for general use and with bean validation api.

There is a newer version: 1.4.0

package com.github.ankurpathak.bean.constraints;

import javax.validation.Constraint;
import javax.validation.Payload;
import javax.validation.ReportAsSingleViolation;
import javax.validation.constraints.Pattern;
import java.lang.annotation.*;

/**
 * Created by ankur on 07-04-2017.
 */

@Documented
@Constraint(validatedBy = {})
@Target({ ElementType.METHOD, ElementType.FIELD, ElementType.ANNOTATION_TYPE })
@Retention(RetentionPolicy.RUNTIME)
@Pattern(regexp = "[a-z0-9._]+")
@ReportAsSingleViolation
public @interface UsernamePattern {
    public abstract Class[] groups() default {};
    public abstract String message() default "{com.github.ankurpathak.bean.constraints.UsernamePattern.message}";
    public abstract Class[] payload() default {};
}