/*
 * Copyright 2012 Future Systems
 * 
 * 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 org.krakenapps.dns;

import java.io.IOException;
import java.util.List;

public interface DnsService {
	DnsServiceStatus getStatus();

	void open() throws IOException;

	void close();

	void reload(DnsServiceConfig config);

	DnsCache getCache();

	List<DnsResolverProvider> getResolverProviders();

	void registerProvider(DnsResolverProvider provider);

	void unregisterProvider(DnsResolverProvider provider);

	DnsResolver newDefaultResolver();

	void setDefaultResolverProvider(String name);

	void addListener(DnsEventListener listener);

	void removeListener(DnsEventListener listener);
}