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1   /*
2    * Copyright 2017 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   https://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  package io.netty5.resolver.dns;
17  
18  import io.netty5.handler.codec.dns.DnsQuestion;
19  
20  public final class NoopDnsQueryLifecycleObserverFactory implements DnsQueryLifecycleObserverFactory {
21      public static final NoopDnsQueryLifecycleObserverFactory INSTANCE = new NoopDnsQueryLifecycleObserverFactory();
22  
23      private NoopDnsQueryLifecycleObserverFactory() {
24      }
25  
26      @Override
27      public DnsQueryLifecycleObserver newDnsQueryLifecycleObserver(DnsQuestion question) {
28          return NoopDnsQueryLifecycleObserver.INSTANCE;
29      }
30  }