package org.apereo.cas.services.support;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.List;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
/**
* A filtering policy that selectively applies patterns to attributes mapped in the config.
* If an attribute is mapped, it's only allowed to be released if it does not match the linked pattern.
* If an attribute is not mapped, it may optionally be excluded from the released set of attributes.
*
* @author Misagh Moayyed
* @since 5.1.0
*/
public class RegisteredServiceReverseMappedRegexAttributeFilter extends RegisteredServiceMappedRegexAttributeFilter {
private static final long serialVersionUID = 852145306984610128L;
private static final Logger LOGGER = LoggerFactory.getLogger(RegisteredServiceReverseMappedRegexAttributeFilter.class);
@Override
protected List<Object> filterAttributeValuesByPattern(final Set<Object> attributeValues, final Pattern pattern) {
return attributeValues.stream()
.filter(v -> {
LOGGER.debug("Matching attribute value [{}] against pattern [{}]", v, pattern.pattern());
final Matcher matcher = pattern.matcher(v.toString());
if (isCompleteMatch()) {
return !matcher.matches();
}
return !matcher.find();
})
.collect(Collectors.toList());
}
}