48 lines
1.3 KiB
Java
48 lines
1.3 KiB
Java
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/*
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* Copyright 2018 The Netty Project
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*
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* The Netty Project licenses this file to you under the Apache License,
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* version 2.0 (the "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package io.netty.resolver.dns;
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import io.netty.channel.EventLoop;
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import io.netty.util.internal.UnstableApi;
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@UnstableApi
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public final class NoopDnsCnameCache implements DnsCnameCache {
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public static final NoopDnsCnameCache INSTANCE = new NoopDnsCnameCache();
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private NoopDnsCnameCache() { }
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@Override
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public String get(String hostname) {
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return null;
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}
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@Override
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public void cache(String hostname, String cname, long originalTtl, EventLoop loop) {
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// NOOP
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}
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@Override
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public void clear() {
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// NOOP
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}
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@Override
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public boolean clear(String hostname) {
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return false;
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}
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}
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