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// Copyright (C) 2013 The Android Open Source Project
//
// 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 com.google.gerrit.server.restapi.group;
import static com.google.common.base.Strings.nullToEmpty;
import static java.util.Comparator.comparing;
import com.google.common.flogger.FluentLogger;
import com.google.gerrit.common.data.GroupDescription;
import com.google.gerrit.exceptions.NoSuchGroupException;
import com.google.gerrit.extensions.common.GroupInfo;
import com.google.gerrit.extensions.restapi.RestReadView;
import com.google.gerrit.reviewdb.client.AccountGroup;
import com.google.gerrit.server.account.GroupControl;
import com.google.gerrit.server.group.GroupResource;
import com.google.gerrit.server.permissions.PermissionBackendException;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import java.util.ArrayList;
import java.util.List;
@Singleton
public class ListSubgroups implements RestReadView<GroupResource> {
private static final FluentLogger logger = FluentLogger.forEnclosingClass();
private final GroupControl.Factory controlFactory;
private final GroupJson json;
@Inject
ListSubgroups(GroupControl.Factory controlFactory, GroupJson json) {
this.controlFactory = controlFactory;
this.json = json;
}
@Override
public List<GroupInfo> apply(GroupResource rsrc)
throws NotInternalGroupException, PermissionBackendException {
GroupDescription.Internal group =
rsrc.asInternalGroup().orElseThrow(NotInternalGroupException::new);
return getDirectSubgroups(group, rsrc.getControl());
}
public List<GroupInfo> getDirectSubgroups(
GroupDescription.Internal group, GroupControl groupControl)
throws PermissionBackendException {
boolean ownerOfParent = groupControl.isOwner();
List<GroupInfo> included = new ArrayList<>();
for (AccountGroup.UUID subgroupUuid : group.getSubgroups()) {
try {
GroupControl i = controlFactory.controlFor(subgroupUuid);
if (ownerOfParent || i.isVisible()) {
included.add(json.format(i.getGroup()));
}
} catch (NoSuchGroupException notFound) {
logger.atWarning().log(
"Group %s no longer available, subgroup of %s", subgroupUuid, group.getName());
continue;
}
}
included.sort(
comparing((GroupInfo g) -> nullToEmpty(g.name)).thenComparing(g -> nullToEmpty(g.id)));
return included;
}
}