org.apache.james.DefaultUserEntityValidator Maven / Gradle / Ivy
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package org.apache.james;
import java.util.Optional;
import java.util.Set;
import javax.inject.Inject;
import org.apache.james.core.Username;
import org.apache.james.user.api.UsersRepository;
import org.apache.james.user.api.UsersRepositoryException;
public class DefaultUserEntityValidator implements UserEntityValidator {
private final UsersRepository usersRepository;
@Inject
public DefaultUserEntityValidator(UsersRepository usersRepository) {
this.usersRepository = usersRepository;
}
@Override
public Optional canCreate(Username username, Set ignoredTypes) throws UsersRepositoryException {
if (ignoredTypes.contains(EntityType.USER)) {
return Optional.empty();
}
if (usersRepository.contains(username)) {
return Optional.of(new ValidationFailure("'" + username.asString() + "' user already exist"));
}
return Optional.empty();
}
}