| // 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.google.gerrit.server.project; |
| |
| import com.google.gerrit.common.ChangeHooks; |
| import com.google.gerrit.extensions.restapi.AuthException; |
| import com.google.gerrit.extensions.restapi.ResourceConflictException; |
| import com.google.gerrit.extensions.restapi.Response; |
| import com.google.gerrit.extensions.restapi.RestModifyView; |
| import com.google.gerrit.reviewdb.server.ReviewDb; |
| import com.google.gerrit.server.IdentifiedUser; |
| import com.google.gerrit.server.extensions.events.GitReferenceUpdated; |
| import com.google.gerrit.server.git.GitRepositoryManager; |
| import com.google.gerrit.server.project.DeleteBranch.Input; |
| import com.google.gwtorm.server.OrmException; |
| import com.google.inject.Inject; |
| import com.google.inject.Provider; |
| |
| import org.eclipse.jgit.lib.RefUpdate; |
| import org.eclipse.jgit.lib.Repository; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.IOException; |
| |
| public class DeleteBranch implements RestModifyView<BranchResource, Input>{ |
| private static final Logger log = LoggerFactory.getLogger(DeleteBranch.class); |
| |
| static class Input { |
| } |
| |
| private final IdentifiedUser identifiedUser; |
| private final GitRepositoryManager repoManager; |
| private final Provider<ReviewDb> dbProvider; |
| private final GitReferenceUpdated referenceUpdated; |
| private final ChangeHooks hooks; |
| |
| @Inject |
| DeleteBranch(IdentifiedUser identifiedUser, GitRepositoryManager repoManager, |
| Provider<ReviewDb> dbProvider, GitReferenceUpdated referenceUpdated, |
| ChangeHooks hooks) { |
| this.identifiedUser = identifiedUser; |
| this.repoManager = repoManager; |
| this.dbProvider = dbProvider; |
| this.referenceUpdated = referenceUpdated; |
| this.hooks = hooks; |
| } |
| |
| @Override |
| public Object apply(BranchResource rsrc, Input input) throws AuthException, |
| ResourceConflictException, OrmException, IOException { |
| if (!rsrc.getControl().controlForRef(rsrc.getBranchKey()).canDelete()) { |
| throw new AuthException("Cannot delete branch"); |
| } |
| if (dbProvider.get().changes().byBranchOpenAll(rsrc.getBranchKey()) |
| .iterator().hasNext()) { |
| throw new ResourceConflictException("branch " + rsrc.getBranchKey() |
| + " has open changes"); |
| } |
| |
| Repository r = repoManager.openRepository(rsrc.getNameKey()); |
| try { |
| RefUpdate.Result result; |
| RefUpdate u; |
| try { |
| u = r.updateRef(rsrc.getRef()); |
| u.setForceUpdate(true); |
| result = u.delete(); |
| } catch (IOException e) { |
| log.error("Cannot delete " + rsrc.getBranchKey(), e); |
| throw e; |
| } |
| |
| switch (result) { |
| case NEW: |
| case NO_CHANGE: |
| case FAST_FORWARD: |
| case FORCED: |
| referenceUpdated.fire(rsrc.getNameKey(), u); |
| hooks.doRefUpdatedHook(rsrc.getBranchKey(), u, identifiedUser.getAccount()); |
| break; |
| |
| case REJECTED_CURRENT_BRANCH: |
| log.warn("Cannot delete " + rsrc.getBranchKey() + ": " + result.name()); |
| throw new ResourceConflictException("cannot delete current branch"); |
| |
| default: |
| log.error("Cannot delete " + rsrc.getBranchKey() + ": " + result.name()); |
| throw new ResourceConflictException("cannot delete branch: " + result.name()); |
| } |
| } finally { |
| r.close(); |
| } |
| return Response.none(); |
| } |
| } |