com.google.gerrit.server.patch.PatchSetInfoFactory Maven / Gradle / Ivy
// 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.server.patch;
import com.google.gerrit.reviewdb.client.Account;
import com.google.gerrit.reviewdb.client.PatchSet;
import com.google.gerrit.reviewdb.client.PatchSetInfo;
import com.google.gerrit.reviewdb.client.Project;
import com.google.gerrit.reviewdb.client.RevId;
import com.google.gerrit.reviewdb.client.UserIdentity;
import com.google.gerrit.reviewdb.server.ReviewDb;
import com.google.gerrit.server.PatchSetUtil;
import com.google.gerrit.server.account.Emails;
import com.google.gerrit.server.git.GitRepositoryManager;
import com.google.gerrit.server.notedb.ChangeNotes;
import com.google.gwtorm.server.OrmException;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import java.io.IOException;
import java.sql.Timestamp;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import org.eclipse.jgit.errors.MissingObjectException;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.PersonIdent;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.revwalk.RevWalk;
/** Factory class creating PatchSetInfo from meta-data found in Git repository. */
@Singleton
public class PatchSetInfoFactory {
private final GitRepositoryManager repoManager;
private final PatchSetUtil psUtil;
private final Emails emails;
@Inject
public PatchSetInfoFactory(GitRepositoryManager repoManager, PatchSetUtil psUtil, Emails emails) {
this.repoManager = repoManager;
this.psUtil = psUtil;
this.emails = emails;
}
public PatchSetInfo get(RevWalk rw, RevCommit src, PatchSet.Id psi)
throws IOException, OrmException {
rw.parseBody(src);
PatchSetInfo info = new PatchSetInfo(psi);
info.setSubject(src.getShortMessage());
info.setMessage(src.getFullMessage());
info.setAuthor(toUserIdentity(src.getAuthorIdent()));
info.setCommitter(toUserIdentity(src.getCommitterIdent()));
info.setRevId(src.getName());
return info;
}
public PatchSetInfo get(ReviewDb db, ChangeNotes notes, PatchSet.Id psId)
throws PatchSetInfoNotAvailableException {
try {
PatchSet patchSet = psUtil.get(db, notes, psId);
return get(notes.getProjectName(), patchSet);
} catch (OrmException e) {
throw new PatchSetInfoNotAvailableException(e);
}
}
public PatchSetInfo get(Project.NameKey project, PatchSet patchSet)
throws PatchSetInfoNotAvailableException {
try (Repository repo = repoManager.openRepository(project);
RevWalk rw = new RevWalk(repo)) {
final RevCommit src = rw.parseCommit(ObjectId.fromString(patchSet.getRevision().get()));
PatchSetInfo info = get(rw, src, patchSet.getId());
info.setParents(toParentInfos(src.getParents(), rw));
return info;
} catch (IOException | OrmException e) {
throw new PatchSetInfoNotAvailableException(e);
}
}
// TODO: The same method exists in EventFactory, find a common place for it
private UserIdentity toUserIdentity(PersonIdent who) throws IOException, OrmException {
final UserIdentity u = new UserIdentity();
u.setName(who.getName());
u.setEmail(who.getEmailAddress());
u.setDate(new Timestamp(who.getWhen().getTime()));
u.setTimeZone(who.getTimeZoneOffset());
// If only one account has access to this email address, select it
// as the identity of the user.
//
Set a = emails.getAccountFor(u.getEmail());
if (a.size() == 1) {
u.setAccount(a.iterator().next());
}
return u;
}
private List toParentInfos(RevCommit[] parents, RevWalk walk)
throws IOException, MissingObjectException {
List pInfos = new ArrayList<>(parents.length);
for (RevCommit parent : parents) {
walk.parseBody(parent);
RevId rev = new RevId(parent.getId().name());
String msg = parent.getShortMessage();
pInfos.add(new PatchSetInfo.ParentInfo(rev, msg));
}
return pInfos;
}
}