/*
* Copyright (C) 2015 SoftIndex LLC.
*
* Licensed 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
*
* http://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 io.datakernel.dns;
import io.datakernel.async.ResultCallback;
import java.net.InetAddress;
/**
* Resolves the IP address for the specified host name, or null if the given
* host is not recognized or the associated IP address cannot be used to build
* an {@code InetAddress} instance.
*/
public interface IAsyncDnsClient {
/**
* Resolves a IP for the IPv4 addresses and handles it with callback
*
* @param domainName domain name for searching IP
* @param callback result callback
*/
void resolve4(String domainName, ResultCallback<InetAddress[]> callback);
/**
* Resolves a IP for the IPv6 addresses and handles it with callback
*
* @param domainName domain name for searching IP
* @param callback result callback
*/
void resolve6(String domainName, ResultCallback<InetAddress[]> callback);
}