package cc.mrbird.febs.common.validator;
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import cc.mrbird.febs.common.annotation.IsCron;
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import org.quartz.CronExpression;
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import javax.validation.ConstraintValidator;
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import javax.validation.ConstraintValidatorContext;
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/**
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* 校验是否为合法的 Cron表达式
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*
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* @author MrBird
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*/
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public class CronValidator implements ConstraintValidator<IsCron, String> {
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@Override
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public void initialize(IsCron isCron) {
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}
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@Override
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public boolean isValid(String value, ConstraintValidatorContext constraintValidatorContext) {
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try {
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return CronExpression.isValidExpression(value);
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} catch (Exception e) {
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return false;
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}
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}
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}
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