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/*
* Copyright (c) 2013 The Netty Project
* ------------------------------------
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Apache License v2.0 which accompanies this distribution.
*
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* The Apache License v2.0 is available at
* http://www.opensource.org/licenses/apache2.0.php
*
* You may elect to redistribute this code under either of these licenses.
*/
package io.vertx.core.dns.impl.netty;
/**
* Represents the possible response codes a server may send after receiving a
* query. A response code of 0 indicates no error.
*/
public enum DnsResponseCode {
/**
* ID 0, no error
*/
NOERROR(0, "no error"),
/**
* ID 1, format error
*/
FORMERROR(1, "format error"),
/**
* ID 2, server failure
*/
SERVFAIL(2, "server failure"),
/**
* ID 3, name error
*/
NXDOMAIN(3, "name error"),
/**
* ID 4, not implemented
*/
NOTIMPL(4, "not implemented"),
/**
* ID 5, operation refused
*/
REFUSED(5, "operation refused"),
/**
* ID 6, domain name should not exist
*/
YXDOMAIN(6, "domain name should not exist"),
/**
* ID 7, resource record set should not exist
*/
YXRRSET(7, "resource record set should not exist"),
/**
* ID 8, rrset does not exist
*/
NXRRSET(8, "rrset does not exist"),
/**
* ID 9, not authoritative for zone
*/
NOTAUTH(9, "not authoritative for zone"),
/**
* ID 10, name not in zone
*/
NOTZONE(10, "name not in zone"),
/**
* ID 11, bad extension mechanism for version
*/
BADVERS(11, "bad extension mechanism for version"),
/**
* ID 12, bad signature
*/
BADSIG(12, "bad signature"),
/**
* ID 13, bad key
*/
BADKEY(13, "bad key"),
/**
* ID 14, bad timestamp
*/
BADTIME(14, "bad timestamp");
private final int errorCode;
private final String message;
/**
* Returns the {@link io.vertx.core.dns.impl.netty.DnsResponseCode} that corresponds with the given
* {@code responseCode}.
*
* @param responseCode the error code's id
* @return corresponding {@link io.vertx.core.dns.impl.netty.DnsResponseCode}
*/
public static DnsResponseCode valueOf(int responseCode) {
DnsResponseCode[] errors = DnsResponseCode.values();
for (DnsResponseCode e : errors) {
if (e.errorCode == responseCode) {
return e;
}
}
return null;
}
private DnsResponseCode(int errorCode, String message) {
this.errorCode = errorCode;
this.message = message;
}
/**
* Returns the error code for this {@link io.vertx.core.dns.impl.netty.DnsResponseCode}.
*/
public int code() {
return errorCode;
}
/**
* Returns a formatted error message for this {@link io.vertx.core.dns.impl.netty.DnsResponseCode}.
*/
@Override
public String toString() {
return name() + ": type " + errorCode + ", " + message;
}
}
