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2a29ada032
This completes the data/functionality migration for multiple DNS writers. ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=163835077
50 lines
1.9 KiB
Java
50 lines
1.9 KiB
Java
// Copyright 2017 The Nomulus Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// 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,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package google.registry.dns;
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import static com.google.common.base.Preconditions.checkState;
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import static google.registry.util.FormattingLogger.getLoggerForCallerClass;
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import com.google.common.collect.ImmutableMap;
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import google.registry.dns.writer.DnsWriter;
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import google.registry.model.registry.Registry;
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import google.registry.util.FormattingLogger;
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import java.util.Map;
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import javax.inject.Inject;
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/** Proxy for retrieving {@link DnsWriter} implementations. */
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public final class DnsWriterProxy {
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private static final FormattingLogger logger = getLoggerForCallerClass();
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private final ImmutableMap<String, DnsWriter> dnsWriters;
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@Inject
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DnsWriterProxy(Map<String, DnsWriter> dnsWriters) {
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this.dnsWriters = ImmutableMap.copyOf(dnsWriters);
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}
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/** Returns the instance of {@link DnsWriter} by class name. */
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public DnsWriter getByClassNameForTld(String className, String tld) {
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if (!Registry.get(tld).getDnsWriters().contains(className)) {
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logger.warningfmt(
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"Loaded potentially stale DNS writer %s which is no longer active on TLD %s.",
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className, tld);
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}
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DnsWriter dnsWriter = dnsWriters.get(className);
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checkState(dnsWriter != null, "Could not load DnsWriter %s for TLD %s", className, tld);
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return dnsWriter;
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}
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}
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