Line data    Source code

       1             : // Copyright (C) 2013 The Android Open Source Project
       2             : //
       3             : // Licensed under the Apache License, Version 2.0 (the "License");
       4             : // you may not use this file except in compliance with the License.
       5             : // You may obtain a copy of the License at
       6             : //
       7             : // http://www.apache.org/licenses/LICENSE-2.0
       8             : //
       9             : // Unless required by applicable law or agreed to in writing, software
      10             : // distributed under the License is distributed on an "AS IS" BASIS,
      11             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             : // See the License for the specific language governing permissions and
      13             : // limitations under the License.
      14             : 
      15             : package com.google.gerrit.server.restapi.change;
      16             : 
      17             : import static java.util.concurrent.TimeUnit.DAYS;
      18             : 
      19             : import com.google.common.collect.ImmutableSet;
      20             : import com.google.gerrit.entities.Project;
      21             : import com.google.gerrit.extensions.common.CommitInfo;
      22             : import com.google.gerrit.extensions.restapi.CacheControl;
      23             : import com.google.gerrit.extensions.restapi.Response;
      24             : import com.google.gerrit.extensions.restapi.RestReadView;
      25             : import com.google.gerrit.server.change.RevisionJson;
      26             : import com.google.gerrit.server.change.RevisionResource;
      27             : import com.google.gerrit.server.git.GitRepositoryManager;
      28             : import com.google.inject.Inject;
      29             : import java.io.IOException;
      30             : import org.eclipse.jgit.lib.Repository;
      31             : import org.eclipse.jgit.revwalk.RevCommit;
      32             : import org.eclipse.jgit.revwalk.RevWalk;
      33             : import org.kohsuke.args4j.Option;
      34             : 
      35             : public class GetCommit implements RestReadView<RevisionResource> {
      36             :   private final GitRepositoryManager repoManager;
      37             :   private final RevisionJson.Factory json;
      38             : 
      39             :   private boolean addLinks;
      40             : 
      41             :   @Inject
      42          86 :   GetCommit(GitRepositoryManager repoManager, RevisionJson.Factory json) {
      43          86 :     this.repoManager = repoManager;
      44          86 :     this.json = json;
      45          86 :   }
      46             : 
      47             :   @Option(name = "--links", usage = "Include weblinks")
      48             :   public GetCommit setAddLinks(boolean addLinks) {
      49          13 :     this.addLinks = addLinks;
      50          13 :     return this;
      51             :   }
      52             : 
      53             :   @Override
      54             :   public Response<CommitInfo> apply(RevisionResource rsrc) throws IOException {
      55          14 :     Project.NameKey p = rsrc.getChange().getProject();
      56          14 :     try (Repository repo = repoManager.openRepository(p);
      57          14 :         RevWalk rw = new RevWalk(repo)) {
      58          14 :       RevCommit commit = rw.parseCommit(rsrc.getPatchSet().commitId());
      59          14 :       rw.parseBody(commit);
      60          14 :       CommitInfo info =
      61          14 :           json.create(ImmutableSet.of())
      62          14 :               .getCommitInfo(
      63          14 :                   rsrc.getProject(),
      64             :                   rw,
      65             :                   commit,
      66             :                   addLinks,
      67             :                   /* fillCommit= */ true,
      68          14 :                   rsrc.getChange().getDest().branch(),
      69          14 :                   rsrc.getChange().getKey().get());
      70          14 :       Response<CommitInfo> r = Response.ok(info);
      71          14 :       if (rsrc.isCacheable()) {
      72           6 :         r.caching(CacheControl.PRIVATE(7, DAYS));
      73             :       }
      74          14 :       return r;
      75             :     }
      76             :   }
      77             : }