| // Copyright (C) 2010 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.query.change; |
| |
| import com.google.gerrit.reviewdb.client.Change; |
| import com.google.gerrit.reviewdb.client.PatchSet; |
| import com.google.gerrit.reviewdb.client.Project; |
| import com.google.gerrit.reviewdb.client.RevId; |
| import com.google.gerrit.reviewdb.server.ReviewDb; |
| import com.google.gerrit.server.git.GitRepositoryManager; |
| import com.google.gerrit.server.query.OperatorPredicate; |
| import com.google.gwtorm.server.OrmException; |
| import com.google.inject.Provider; |
| |
| import org.eclipse.jgit.errors.IncorrectObjectTypeException; |
| import org.eclipse.jgit.errors.MissingObjectException; |
| import org.eclipse.jgit.errors.RepositoryNotFoundException; |
| import org.eclipse.jgit.lib.AnyObjectId; |
| import org.eclipse.jgit.lib.ObjectId; |
| import org.eclipse.jgit.lib.Repository; |
| import org.eclipse.jgit.revwalk.RevWalk; |
| import org.eclipse.jgit.revwalk.filter.MessageRevFilter; |
| import org.eclipse.jgit.revwalk.filter.RevFilter; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.IOException; |
| |
| /** |
| * Predicate to match changes that contains specified text in commit messages |
| * body. |
| */ |
| public class MessagePredicate extends OperatorPredicate<ChangeData> { |
| |
| private static final Logger log = |
| LoggerFactory.getLogger(MessagePredicate.class); |
| |
| private final Provider<ReviewDb> db; |
| private final GitRepositoryManager repoManager; |
| private final RevFilter rFilter; |
| |
| public MessagePredicate(Provider<ReviewDb> db, |
| GitRepositoryManager repoManager, String text) { |
| super(ChangeQueryBuilder.FIELD_MESSAGE, text); |
| this.db = db; |
| this.repoManager = repoManager; |
| this.rFilter = MessageRevFilter.create(text); |
| } |
| |
| @Override |
| public boolean match(ChangeData object) throws OrmException { |
| final PatchSet patchSet = object.currentPatchSet(db); |
| |
| if (patchSet == null) { |
| return false; |
| } |
| |
| final RevId revision = patchSet.getRevision(); |
| |
| if (revision == null) { |
| return false; |
| } |
| |
| final AnyObjectId objectId = ObjectId.fromString(revision.get()); |
| |
| if (objectId == null) { |
| return false; |
| } |
| |
| final Change change = object.change(db); |
| |
| if (change == null) { |
| return false; |
| } |
| |
| final Project.NameKey projectName = change.getProject(); |
| |
| if (projectName == null) { |
| return false; |
| } |
| |
| try { |
| final Repository repo = repoManager.openRepository(projectName); |
| try { |
| final RevWalk rw = new RevWalk(repo); |
| try { |
| return rFilter.include(rw, rw.parseCommit(objectId)); |
| } finally { |
| rw.release(); |
| } |
| } finally { |
| repo.close(); |
| } |
| } catch (RepositoryNotFoundException e) { |
| log.error("Repository \"" + projectName.get() + "\" unknown.", e); |
| } catch (MissingObjectException e) { |
| log.error(projectName.get() + "\" commit does not exist.", e); |
| } catch (IncorrectObjectTypeException e) { |
| log.error(projectName.get() + "\" revision is not a commit.", e); |
| } catch (IOException e) { |
| log.error("Could not search for commit message in \"" + projectName.get() |
| + "\" repository.", e); |
| } |
| |
| return false; |
| } |
| |
| @Override |
| public int getCost() { |
| return 1; |
| } |
| } |