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A DNS library for Java and Android systems

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/*
 * Copyright 2015-2024 the original author or authors
 *
 * This software is licensed under the Apache License, Version 2.0,
 * the GNU Lesser General Public License version 2 or later ("LGPL")
 * and the WTFPL.
 * You may choose either license to govern your use of this software only
 * upon the condition that you accept all of the terms of either
 * the Apache License 2.0, the LGPL 2.1+ or the WTFPL.
 */
package org.minidns.dnssec;

import java.util.Collections;
import java.util.Set;

import org.minidns.MiniDnsException;

public final class DnssecResultNotAuthenticException extends MiniDnsException {

    /**
     * 
     */
    private static final long serialVersionUID = 1L;

    private final Set unverifiedReasons;

    private DnssecResultNotAuthenticException(String message, Set unverifiedReasons) {
        super(message);
        if (unverifiedReasons.isEmpty()) {
            throw new IllegalArgumentException();
        }
        this.unverifiedReasons = Collections.unmodifiableSet(unverifiedReasons);
    }

    public static DnssecResultNotAuthenticException from(Set unverifiedReasons) {
        StringBuilder sb = new StringBuilder();
        sb.append("DNSSEC result not authentic. Reasons: ");
        for (DnssecUnverifiedReason reason : unverifiedReasons) {
            sb.append(reason).append('.');
        }

        return new DnssecResultNotAuthenticException(sb.toString(), unverifiedReasons);
    }

    public Set getUnverifiedReasons() {
        return unverifiedReasons;
    }
}