001/*
002 * Copyright 2015-2020 the original author or authors
003 *
004 * This software is licensed under the Apache License, Version 2.0,
005 * the GNU Lesser General Public License version 2 or later ("LGPL")
006 * and the WTFPL.
007 * You may choose either license to govern your use of this software only
008 * upon the condition that you accept all of the terms of either
009 * the Apache License 2.0, the LGPL 2.1+ or the WTFPL.
010 */
011package org.minidns.dnssec;
012
013import java.util.Collections;
014import java.util.Set;
015
016import org.minidns.MiniDnsException;
017
018public final class DnssecResultNotAuthenticException extends MiniDnsException {
019
020    /**
021     * 
022     */
023    private static final long serialVersionUID = 1L;
024
025    private final Set<DnssecUnverifiedReason> unverifiedReasons;
026
027    private DnssecResultNotAuthenticException(String message, Set<DnssecUnverifiedReason> unverifiedReasons) {
028        super(message);
029        if (unverifiedReasons.isEmpty()) {
030            throw new IllegalArgumentException();
031        }
032        this.unverifiedReasons = Collections.unmodifiableSet(unverifiedReasons);
033    }
034
035    public static DnssecResultNotAuthenticException from(Set<DnssecUnverifiedReason> unverifiedReasons) {
036        StringBuilder sb = new StringBuilder();
037        sb.append("DNSSEC result not authentic. Reasons: ");
038        for (DnssecUnverifiedReason reason : unverifiedReasons) {
039            sb.append(reason).append('.');
040        }
041
042        return new DnssecResultNotAuthenticException(sb.toString(), unverifiedReasons);
043    }
044
045    public Set<DnssecUnverifiedReason> getUnverifiedReasons() {
046        return unverifiedReasons;
047    }
048}