| // 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.googlesource.gerrit.plugins.wip; |
| |
| import java.io.IOException; |
| import java.util.Collections; |
| |
| import com.google.common.base.Strings; |
| import com.google.common.util.concurrent.CheckedFuture; |
| import com.google.gerrit.extensions.restapi.ResourceConflictException; |
| import com.google.gerrit.reviewdb.client.Change; |
| import com.google.gerrit.reviewdb.client.Change.Status; |
| import com.google.gerrit.reviewdb.client.ChangeMessage; |
| import com.google.gerrit.reviewdb.server.ReviewDb; |
| import com.google.gerrit.server.ChangeUtil; |
| import com.google.gerrit.server.CurrentUser; |
| import com.google.gerrit.server.IdentifiedUser; |
| import com.google.gerrit.server.index.ChangeIndexer; |
| import com.google.gwtorm.server.AtomicUpdate; |
| import com.google.gwtorm.server.OrmException; |
| import com.google.inject.Inject; |
| import com.google.inject.Provider; |
| |
| abstract class BaseAction { |
| static class Input { |
| String message; |
| } |
| |
| private final Provider<ReviewDb> dbProvider; |
| private final Provider<CurrentUser> userProvider; |
| private final ChangeIndexer indexer; |
| |
| @Inject |
| BaseAction(Provider<ReviewDb> dbProvider, |
| Provider<CurrentUser> userProvider, |
| ChangeIndexer indexer) { |
| this.dbProvider = dbProvider; |
| this.userProvider = userProvider; |
| this.indexer = indexer; |
| } |
| |
| protected void changeStatus(Change change, Input input, final Status from, |
| final Status to) throws OrmException, ResourceConflictException, |
| IOException { |
| ReviewDb db = dbProvider.get(); |
| Change.Id changeId = change.getId(); |
| db.changes().beginTransaction(changeId); |
| try { |
| change = db.changes().atomicUpdate( |
| changeId, |
| new AtomicUpdate<Change>() { |
| @Override |
| public Change update(Change change) { |
| if (change.getStatus() == from) { |
| change.setStatus(to); |
| ChangeUtil.updated(change); |
| return change; |
| } |
| return null; |
| } |
| }); |
| |
| if (change == null) { |
| throw new ResourceConflictException("change is " |
| + status(db.changes().get(changeId))); |
| } |
| |
| db.changeMessages().insert(Collections.singleton( |
| newMessage(input, change))); |
| |
| CheckedFuture<?, IOException> indexFuture = |
| indexer.indexAsync(change.getId()); |
| indexFuture.checkedGet(); |
| |
| db.commit(); |
| } finally { |
| db.rollback(); |
| } |
| } |
| |
| private ChangeMessage newMessage(Input input, |
| Change change) throws OrmException { |
| StringBuilder buf = new StringBuilder(change.getStatus() == Status.DRAFT |
| ? "Work In Progress" |
| : "Ready For Review"); |
| |
| String msg = Strings.nullToEmpty(input.message).trim(); |
| if (!msg.isEmpty()) { |
| buf.append("\n\n"); |
| buf.append(msg); |
| } |
| |
| ChangeMessage message = new ChangeMessage( |
| new ChangeMessage.Key( |
| change.getId(), |
| ChangeUtil.messageUUID(dbProvider.get())), |
| ((IdentifiedUser)userProvider.get()).getAccountId(), |
| change.getLastUpdatedOn(), |
| change.currentPatchSetId()); |
| message.setMessage(msg.toString()); |
| return message; |
| } |
| |
| protected static String status(Change change) { |
| return change != null |
| ? change.getStatus().name().toLowerCase() |
| : "deleted"; |
| } |
| } |