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Update CustomConstraintValidator.java

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Pallavi Priyadarshani 2019-08-02 16:42:36 +05:30 committed by GitHub
parent d9abb296b7
commit a5f0631850
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1 changed files with 21 additions and 6 deletions
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27
spring-mvc-simple-2/src/main/java/com/baeldung/validation/listvalidation/constraint/CustomConstraintValidator.java
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@ -1,17 +1,32 @@
package com.baeldung.validation.listvalidation.constraint; package com.baeldung.validation.listvalidation.constraint;
import java.util.List;
import java.util.regex.Pattern;
import javax.validation.ConstraintValidator; import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext; import javax.validation.ConstraintValidatorContext;
public class CustomConstraintValidator implements ConstraintValidator<CustomConstraint, String> { import com.baeldung.validation.listvalidation.model.Movie;
public class CustomConstraintValidator implements ConstraintValidator<CustomConstraint, List<Movie>> {
@Override @Override
public boolean isValid(String value, ConstraintValidatorContext context) { public boolean isValid(List<Movie> values, ConstraintValidatorContext context) {
if (value == null || value.isEmpty()) { boolean isValid = true;
return false; if (values == null || values.isEmpty()) {
} else { isValid = false;
return true; context.disableDefaultConstraintViolation();
context.buildConstraintViolationWithTemplate("Movie list cannot be empty.")
.addConstraintViolation();
} }
String regex = "[^A-Za-z0-9].*";
for (Movie movie : values) {
if (Pattern.matches(regex, movie.getName())) {
isValid = false;
break;
}
}
return isValid;
} }
} }