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// Copyright (C) 2014 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.restapi.project;
import com.google.gerrit.extensions.client.DiffPreferencesInfo;
import com.google.gerrit.extensions.registration.DynamicMap;
import com.google.gerrit.extensions.restapi.ChildCollection;
import com.google.gerrit.extensions.restapi.IdString;
import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
import com.google.gerrit.extensions.restapi.RestReadView;
import com.google.gerrit.extensions.restapi.RestView;
import com.google.gerrit.reviewdb.client.Patch;
import com.google.gerrit.server.change.FileInfoJson;
import com.google.gerrit.server.git.GitRepositoryManager;
import com.google.gerrit.server.patch.PatchListKey;
import com.google.gerrit.server.patch.PatchListNotAvailableException;
import com.google.gerrit.server.project.CommitResource;
import com.google.gerrit.server.project.FileResource;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;
import java.io.IOException;
import org.eclipse.jgit.revwalk.RevCommit;
import org.kohsuke.args4j.Option;
@Singleton
public class FilesInCommitCollection implements ChildCollection<CommitResource, FileResource> {
private final DynamicMap<RestView<FileResource>> views;
private final Provider<ListFiles> list;
private final GitRepositoryManager repoManager;
@Inject
FilesInCommitCollection(
DynamicMap<RestView<FileResource>> views,
Provider<ListFiles> list,
GitRepositoryManager repoManager) {
this.views = views;
this.list = list;
this.repoManager = repoManager;
}
@Override
public RestView<CommitResource> list() throws ResourceNotFoundException {
return list.get();
}
@Override
public FileResource parse(CommitResource parent, IdString id)
throws ResourceNotFoundException, IOException {
if (Patch.isMagic(id.get())) {
return new FileResource(parent.getProjectState(), parent.getCommit(), id.get());
}
return FileResource.create(repoManager, parent.getProjectState(), parent.getCommit(), id.get());
}
@Override
public DynamicMap<RestView<FileResource>> views() {
return views;
}
public static final class ListFiles implements RestReadView<CommitResource> {
@Option(name = "--parent", metaVar = "parent-number")
int parentNum;
private final FileInfoJson fileInfoJson;
@Inject
public ListFiles(FileInfoJson fileInfoJson) {
this.fileInfoJson = fileInfoJson;
}
@Override
public Object apply(CommitResource resource) throws PatchListNotAvailableException {
RevCommit commit = resource.getCommit();
PatchListKey key;
if (parentNum > 0) {
key =
PatchListKey.againstParentNum(
parentNum, commit, DiffPreferencesInfo.Whitespace.IGNORE_NONE);
} else {
key = PatchListKey.againstCommit(null, commit, DiffPreferencesInfo.Whitespace.IGNORE_NONE);
}
return fileInfoJson.toFileInfoMap(resource.getProjectState().getNameKey(), key);
}
}
}
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