| // Copyright (C) 2015 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.change; |
| |
| import com.google.gerrit.extensions.api.changes.SubmittedTogetherInfo; |
| import com.google.gerrit.extensions.api.changes.SubmittedTogetherOption; |
| import com.google.gerrit.extensions.client.ChangeStatus; |
| import com.google.gerrit.extensions.client.ListChangesOption; |
| import com.google.gerrit.extensions.restapi.AuthException; |
| import com.google.gerrit.extensions.restapi.BadRequestException; |
| import com.google.gerrit.extensions.restapi.ResourceConflictException; |
| import com.google.gerrit.extensions.restapi.RestReadView; |
| import com.google.gerrit.reviewdb.client.Change; |
| import com.google.gerrit.reviewdb.server.ReviewDb; |
| import com.google.gerrit.server.change.WalkSorter.PatchSetData; |
| import com.google.gerrit.server.git.ChangeSet; |
| import com.google.gerrit.server.git.MergeSuperSet; |
| import com.google.gerrit.server.query.change.ChangeData; |
| import com.google.gerrit.server.query.change.InternalChangeQuery; |
| import com.google.gwtorm.server.OrmException; |
| import com.google.inject.Inject; |
| import com.google.inject.Provider; |
| import com.google.inject.Singleton; |
| |
| import org.kohsuke.args4j.Option; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.EnumSet; |
| import java.util.List; |
| |
| @Singleton |
| public class SubmittedTogether implements RestReadView<ChangeResource> { |
| private static final Logger log = LoggerFactory.getLogger( |
| SubmittedTogether.class); |
| |
| private final EnumSet<SubmittedTogetherOption> options = |
| EnumSet.noneOf(SubmittedTogetherOption.class); |
| private final ChangeJson.Factory json; |
| private final Provider<ReviewDb> dbProvider; |
| private final Provider<InternalChangeQuery> queryProvider; |
| private final MergeSuperSet mergeSuperSet; |
| private final Provider<WalkSorter> sorter; |
| |
| @Option(name = "-o", usage = "Output options") |
| void addOption(SubmittedTogetherOption o) { |
| options.add(o); |
| } |
| |
| @Inject |
| SubmittedTogether(ChangeJson.Factory json, |
| Provider<ReviewDb> dbProvider, |
| Provider<InternalChangeQuery> queryProvider, |
| MergeSuperSet mergeSuperSet, |
| Provider<WalkSorter> sorter) { |
| this.json = json; |
| this.dbProvider = dbProvider; |
| this.queryProvider = queryProvider; |
| this.mergeSuperSet = mergeSuperSet; |
| this.sorter = sorter; |
| } |
| |
| @Override |
| public Object apply(ChangeResource resource) |
| throws AuthException, BadRequestException, |
| ResourceConflictException, IOException, OrmException { |
| SubmittedTogetherInfo info = apply(resource, options); |
| if (options.isEmpty()) { |
| return info.changes; |
| } |
| return info; |
| } |
| |
| public SubmittedTogetherInfo apply(ChangeResource resource, |
| EnumSet<SubmittedTogetherOption> options) |
| throws AuthException, IOException, OrmException { |
| Change c = resource.getChange(); |
| try { |
| List<ChangeData> cds; |
| int hidden; |
| |
| if (c.getStatus().isOpen()) { |
| ChangeSet cs = |
| mergeSuperSet.completeChangeSet( |
| dbProvider.get(), c, resource.getControl().getUser()); |
| cds = cs.changes().asList(); |
| hidden = cs.nonVisibleChanges().size(); |
| } else if (c.getStatus().asChangeStatus() == ChangeStatus.MERGED) { |
| cds = queryProvider.get().bySubmissionId(c.getSubmissionId()); |
| hidden = 0; |
| } else { |
| cds = Collections.emptyList(); |
| hidden = 0; |
| } |
| |
| if (hidden != 0 |
| && !options.contains(SubmittedTogetherOption.NON_VISIBLE_CHANGES)) { |
| throw new AuthException( |
| "change would be submitted with a change that you cannot see"); |
| } |
| |
| if (cds.size() <= 1 && hidden == 0) { |
| cds = Collections.emptyList(); |
| } else { |
| // Skip sorting for singleton lists, to avoid WalkSorter opening the |
| // repo just to fill out the commit field in PatchSetData. |
| cds = sort(cds); |
| } |
| |
| SubmittedTogetherInfo info = new SubmittedTogetherInfo(); |
| info.changes = json.create(EnumSet.of( |
| ListChangesOption.CURRENT_REVISION, |
| ListChangesOption.CURRENT_COMMIT)) |
| .formatChangeDatas(cds); |
| info.nonVisibleChanges = hidden; |
| return info; |
| } catch (OrmException | IOException e) { |
| log.error("Error on getting a ChangeSet", e); |
| throw e; |
| } |
| } |
| |
| private List<ChangeData> sort(List<ChangeData> cds) |
| throws OrmException, IOException { |
| List<ChangeData> sorted = new ArrayList<>(cds.size()); |
| for (PatchSetData psd : sorter.get().sort(cds)) { |
| sorted.add(psd.data()); |
| } |
| return sorted; |
| } |
| } |