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// Copyright (C) 2009 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.httpd.rpc.patch;
import com.google.gerrit.httpd.rpc.Handler;
import com.google.gerrit.reviewdb.client.Account;
import com.google.gerrit.reviewdb.client.Change;
import com.google.gerrit.reviewdb.client.Patch;
import com.google.gerrit.reviewdb.client.PatchLineComment;
import com.google.gerrit.reviewdb.client.PatchSet;
import com.google.gerrit.reviewdb.server.ReviewDb;
import com.google.gerrit.server.ChangeUtil;
import com.google.gerrit.server.IdentifiedUser;
import com.google.gerrit.server.project.ChangeControl;
import com.google.gerrit.server.project.NoSuchChangeException;
import com.google.gwtorm.server.OrmException;
import com.google.inject.Inject;
import com.google.inject.assistedinject.Assisted;
import java.util.Collections;
class SaveDraft extends Handler<PatchLineComment> {
interface Factory {
SaveDraft create(PatchLineComment comment);
}
private final ChangeControl.Factory changeControlFactory;
private final ReviewDb db;
private final IdentifiedUser currentUser;
private final PatchLineComment comment;
@Inject
SaveDraft(final ChangeControl.Factory changeControlFactory,
final ReviewDb db, final IdentifiedUser currentUser,
@Assisted final PatchLineComment comment) {
this.changeControlFactory = changeControlFactory;
this.db = db;
this.currentUser = currentUser;
this.comment = comment;
}
@Override
public PatchLineComment call() throws NoSuchChangeException, OrmException {
if (comment.getStatus() != PatchLineComment.Status.DRAFT) {
throw new IllegalStateException("Comment published");
}
final Patch.Key patchKey = comment.getKey().getParentKey();
final PatchSet.Id patchSetId = patchKey.getParentKey();
final Change.Id changeId = patchKey.getParentKey().getParentKey();
db.changes().beginTransaction(changeId);
try {
changeControlFactory.validateFor(changeId);
if (db.patchSets().get(patchSetId) == null) {
throw new NoSuchChangeException(changeId);
}
final Account.Id me = currentUser.getAccountId();
if (comment.getKey().get() == null) {
if (comment.getLine() < 1) {
throw new IllegalStateException("Comment line must be >= 1, not "
+ comment.getLine());
}
if (comment.getParentUuid() != null) {
final PatchLineComment parent =
db.patchComments().get(
new PatchLineComment.Key(patchKey, comment.getParentUuid()));
if (parent == null || parent.getSide() != comment.getSide()) {
throw new IllegalStateException("Parent comment must be on same side");
}
}
final PatchLineComment nc =
new PatchLineComment(new PatchLineComment.Key(patchKey, ChangeUtil
.messageUUID(db)), comment.getLine(), me, comment.getParentUuid());
nc.setSide(comment.getSide());
nc.setMessage(comment.getMessage());
db.patchComments().insert(Collections.singleton(nc));
db.commit();
return nc;
} else {
if (!me.equals(comment.getAuthor())) {
throw new NoSuchChangeException(changeId);
}
comment.updated();
db.patchComments().update(Collections.singleton(comment));
db.commit();
return comment;
}
} finally {
db.rollback();
}
}
}
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