google-nomulus/java/google/registry/flows/async/DeleteHostResourceAction.java
mcilwain aa2f283f7c Convert entire project to strict lexicographical import sort ordering
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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=127234970
2016-07-13 15:59:53 -04:00

81 lines
2.9 KiB
Java

// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
//
// 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 google.registry.flows.async;
import static google.registry.model.ofy.ObjectifyService.ofy;
import com.googlecode.objectify.Ref;
import google.registry.dns.DnsQueue;
import google.registry.model.domain.DomainBase;
import google.registry.model.host.HostResource;
import google.registry.model.reporting.HistoryEntry;
import google.registry.model.reporting.HistoryEntry.Type;
import google.registry.request.Action;
import javax.inject.Inject;
import org.joda.time.DateTime;
/**
* A mapreduce to delete the specified HostResource, but ONLY if it is not referred to by any
* existing DomainBase entity.
*/
@Action(path = "/_dr/task/deleteHostResource")
public class DeleteHostResourceAction extends DeleteEppResourceAction<HostResource> {
@Inject
public DeleteHostResourceAction() {
super(
new DeleteHostResourceMapper(),
new DeleteHostResourceReducer());
}
/** An async deletion mapper for {@link HostResource}. */
public static class DeleteHostResourceMapper extends DeleteEppResourceMapper<HostResource> {
private static final long serialVersionUID = 1941092742903217194L;
@Override
protected boolean isLinked(DomainBase domain, Ref<HostResource> targetResourceRef) {
return domain.getNameservers().contains(targetResourceRef);
}
}
/** An async deletion reducer for {@link HostResource}. */
public static class DeleteHostResourceReducer extends DeleteEppResourceReducer<HostResource> {
private static final long serialVersionUID = 555457935288867324L;
@Override
protected Type getHistoryType(boolean successfulDelete) {
return successfulDelete
? HistoryEntry.Type.HOST_DELETE
: HistoryEntry.Type.HOST_DELETE_FAILURE;
}
@Override
protected void performDeleteTasks(
HostResource targetResource,
HostResource deletedResource,
DateTime deletionTime,
HistoryEntry historyEntryForDelete) {
if (targetResource.getSuperordinateDomain() != null) {
DnsQueue.create().addHostRefreshTask(targetResource.getFullyQualifiedHostName());
ofy().save().entity(
targetResource.getSuperordinateDomain().get().asBuilder()
.removeSubordinateHost(targetResource.getFullyQualifiedHostName())
.build());
}
}
}
}