com.arangodb.shaded.netty.resolver.dns.DnsNameResolverException Maven / Gradle / Ivy
/*
* Copyright 2015 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package com.arangodb.shaded.netty.resolver.dns;
import com.arangodb.shaded.netty.handler.codec.dns.DnsQuestion;
import com.arangodb.shaded.netty.util.internal.EmptyArrays;
import com.arangodb.shaded.netty.util.internal.ObjectUtil;
import java.net.InetSocketAddress;
/**
* A {@link RuntimeException} raised when {@link DnsNameResolver} failed to perform a successful query.
*/
public class DnsNameResolverException extends RuntimeException {
private static final long serialVersionUID = -8826717909627131850L;
private final InetSocketAddress remoteAddress;
private final DnsQuestion question;
public DnsNameResolverException(InetSocketAddress remoteAddress, DnsQuestion question, String message) {
super(message);
this.remoteAddress = validateRemoteAddress(remoteAddress);
this.question = validateQuestion(question);
}
public DnsNameResolverException(
InetSocketAddress remoteAddress, DnsQuestion question, String message, Throwable cause) {
super(message, cause);
this.remoteAddress = validateRemoteAddress(remoteAddress);
this.question = validateQuestion(question);
}
private static InetSocketAddress validateRemoteAddress(InetSocketAddress remoteAddress) {
return ObjectUtil.checkNotNull(remoteAddress, "remoteAddress");
}
private static DnsQuestion validateQuestion(DnsQuestion question) {
return ObjectUtil.checkNotNull(question, "question");
}
/**
* Returns the {@link InetSocketAddress} of the DNS query that has failed.
*/
public InetSocketAddress remoteAddress() {
return remoteAddress;
}
/**
* Returns the {@link DnsQuestion} of the DNS query that has failed.
*/
public DnsQuestion question() {
return question;
}
// Suppress a warning since the method doesn't need synchronization
@Override
public Throwable fillInStackTrace() {
setStackTrace(EmptyArrays.EMPTY_STACK_TRACE);
return this;
}
}