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// Copyright (C) 2011 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.account;
import com.google.gerrit.common.data.GroupDetail;
import com.google.gerrit.common.errors.InvalidNameException;
import com.google.gerrit.common.errors.NameAlreadyUsedException;
import com.google.gerrit.common.errors.NoSuchGroupException;
import com.google.gerrit.reviewdb.client.AccountGroup;
import com.google.gerrit.reviewdb.client.AccountGroupName;
import com.google.gerrit.reviewdb.server.ReviewDb;
import com.google.gerrit.server.IdentifiedUser;
import com.google.gerrit.server.git.RenameGroupOp;
import com.google.gwtorm.server.OrmException;
import com.google.inject.Inject;
import java.util.Collections;
import java.util.Date;
import java.util.TimeZone;
import java.util.concurrent.TimeUnit;
public class PerformRenameGroup {
public interface Factory {
PerformRenameGroup create();
}
private final ReviewDb db;
private final GroupCache groupCache;
private final GroupControl.Factory groupControlFactory;
private final GroupDetailFactory.Factory groupDetailFactory;
private final RenameGroupOp.Factory renameGroupOpFactory;
private final IdentifiedUser currentUser;
@Inject
PerformRenameGroup(final ReviewDb db, final GroupCache groupCache,
final GroupControl.Factory groupControlFactory,
final GroupDetailFactory.Factory groupDetailFactory,
final RenameGroupOp.Factory renameGroupOpFactory,
final IdentifiedUser currentUser) {
this.db = db;
this.groupCache = groupCache;
this.groupControlFactory = groupControlFactory;
this.groupDetailFactory = groupDetailFactory;
this.renameGroupOpFactory = renameGroupOpFactory;
this.currentUser = currentUser;
}
public GroupDetail renameGroup(final String groupName,
final String newGroupName) throws OrmException, NameAlreadyUsedException,
NoSuchGroupException, InvalidNameException {
final AccountGroup.NameKey groupNameKey =
new AccountGroup.NameKey(groupName);
final AccountGroup group = groupCache.get(groupNameKey);
if (group == null) {
throw new NoSuchGroupException(groupNameKey);
}
return renameGroup(group.getId(), newGroupName);
}
public GroupDetail renameGroup(final AccountGroup.Id groupId,
final String newName) throws OrmException, NameAlreadyUsedException,
NoSuchGroupException, InvalidNameException {
final GroupControl ctl = groupControlFactory.validateFor(groupId);
final AccountGroup group = db.accountGroups().get(groupId);
if (group == null || !ctl.isOwner()) {
throw new NoSuchGroupException(groupId);
}
if (newName.trim().isEmpty()) {
throw new InvalidNameException();
}
final AccountGroup.NameKey old = group.getNameKey();
final AccountGroup.NameKey key = new AccountGroup.NameKey(newName);
try {
final AccountGroupName id = new AccountGroupName(key, groupId);
db.accountGroupNames().insert(Collections.singleton(id));
} catch (OrmException e) {
AccountGroupName other = db.accountGroupNames().get(key);
if (other != null) {
// If we are using this identity, don't report the exception.
//
if (other.getId().equals(groupId)) {
return groupDetailFactory.create(groupId).call();
}
// Otherwise, someone else has this identity.
//
throw new NameAlreadyUsedException(newName);
} else {
throw e;
}
}
group.setNameKey(key);
db.accountGroups().update(Collections.singleton(group));
AccountGroupName priorName = db.accountGroupNames().get(old);
if (priorName != null) {
db.accountGroupNames().delete(Collections.singleton(priorName));
}
groupCache.evict(group);
groupCache.evictAfterRename(old, key);
renameGroupOpFactory.create( //
currentUser.newCommitterIdent(new Date(), TimeZone.getDefault()), //
group.getGroupUUID(), //
old.get(), newName).start(0, TimeUnit.MILLISECONDS);
return groupDetailFactory.create(groupId).call();
}
}
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