com.hazelcast.org.everit.json.schema.internal.RegexFormatValidator Maven / Gradle / Ivy
package com.hazelcast.org.everit.json.schema.internal;
import java.util.Optional;
import java.util.regex.Pattern;
import java.util.regex.PatternSyntaxException;
import com.hazelcast.org.everit.json.schema.FormatValidator;
public class RegexFormatValidator implements FormatValidator {
@Override public Optional validate(String subject) {
try {
Pattern.compile(subject);
} catch (PatternSyntaxException e) {
return Optional.of(String.format("[%s] is not a valid regular expression", subject));
}
return Optional.empty();
}
@Override public String formatName() {
return "regex";
}
}