| // 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.group; |
| |
| import static com.google.common.collect.ImmutableSet.toImmutableSet; |
| |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Sets; |
| import com.google.gerrit.common.data.GroupDescription; |
| import com.google.gerrit.extensions.common.AccountInfo; |
| import com.google.gerrit.extensions.restapi.MethodNotAllowedException; |
| import com.google.gerrit.extensions.restapi.RestReadView; |
| import com.google.gerrit.reviewdb.client.Account; |
| import com.google.gerrit.reviewdb.client.AccountGroup; |
| import com.google.gerrit.server.account.AccountLoader; |
| import com.google.gerrit.server.account.GroupCache; |
| import com.google.gerrit.server.account.GroupControl; |
| import com.google.gerrit.server.api.accounts.AccountInfoComparator; |
| import com.google.gwtorm.server.OrmException; |
| import com.google.inject.Inject; |
| import java.util.ArrayList; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Optional; |
| import java.util.Set; |
| import org.kohsuke.args4j.Option; |
| |
| public class ListMembers implements RestReadView<GroupResource> { |
| private final GroupCache groupCache; |
| private final GroupControl.Factory groupControlFactory; |
| private final AccountLoader accountLoader; |
| |
| @Option(name = "--recursive", usage = "to resolve included groups recursively") |
| private boolean recursive; |
| |
| @Inject |
| protected ListMembers( |
| GroupCache groupCache, |
| GroupControl.Factory groupControlFactory, |
| AccountLoader.Factory accountLoaderFactory) { |
| this.groupCache = groupCache; |
| this.groupControlFactory = groupControlFactory; |
| this.accountLoader = accountLoaderFactory.create(true); |
| } |
| |
| public ListMembers setRecursive(boolean recursive) { |
| this.recursive = recursive; |
| return this; |
| } |
| |
| @Override |
| public List<AccountInfo> apply(GroupResource resource) |
| throws MethodNotAllowedException, OrmException { |
| GroupDescription.Internal group = |
| resource.asInternalGroup().orElseThrow(MethodNotAllowedException::new); |
| return apply(group.getGroupUUID()); |
| } |
| |
| public List<AccountInfo> apply(AccountGroup.UUID groupId) throws OrmException { |
| Set<Account.Id> members = getMembers(groupId, new HashSet<>()); |
| List<AccountInfo> memberInfos = new ArrayList<>(members.size()); |
| for (Account.Id member : members) { |
| memberInfos.add(accountLoader.get(member)); |
| } |
| accountLoader.fill(); |
| memberInfos.sort(AccountInfoComparator.ORDER_NULLS_FIRST); |
| return memberInfos; |
| } |
| |
| private Set<Account.Id> getMembers( |
| AccountGroup.UUID groupUUID, HashSet<AccountGroup.UUID> seenGroups) { |
| seenGroups.add(groupUUID); |
| |
| Optional<InternalGroup> internalGroup = groupCache.get(groupUUID); |
| if (!internalGroup.isPresent()) { |
| return ImmutableSet.of(); |
| } |
| InternalGroup group = internalGroup.get(); |
| |
| GroupControl groupControl = groupControlFactory.controlFor(new InternalGroupDescription(group)); |
| |
| Set<Account.Id> directMembers = |
| group.getMembers().stream().filter(groupControl::canSeeMember).collect(toImmutableSet()); |
| |
| Set<Account.Id> indirectMembers = new HashSet<>(); |
| if (recursive && groupControl.canSeeGroup()) { |
| for (AccountGroup.UUID subgroupUuid : group.getSubgroups()) { |
| if (!seenGroups.contains(subgroupUuid)) { |
| indirectMembers.addAll(getMembers(subgroupUuid, seenGroups)); |
| } |
| } |
| } |
| return Sets.union(directMembers, indirectMembers); |
| } |
| } |