ZoneIdValidator.java

/*
 * Copyright 2026 Global Crop Diversity Trust
 * Licensed under the Apache License, Version 2.0
 * See LICENSE file in project root folder or http://www.apache.org/licenses/LICENSE-2.0
 */

package org.gringlobal.custom.validation.javax;

import java.time.ZoneId;
import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;

public class ZoneIdValidator implements ConstraintValidator<ZoneIdValidation, String> {

	@Override
	public boolean isValid(String value, ConstraintValidatorContext context) {
		try {
			if (value == null) {
				return true;
			}
			ZoneId.of(value);
			return true;
		} catch (Throwable e) {
			return false;
		}
	}
}