com.google.gerrit.server.project.ListChildProjects Maven / Gradle / Ivy
// 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.extensions.common.ProjectInfo;
import com.google.gerrit.extensions.restapi.RestReadView;
import com.google.gerrit.reviewdb.client.Project;
import com.google.gerrit.server.CurrentUser;
import com.google.gerrit.server.config.AllProjectsName;
import com.google.inject.Inject;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.kohsuke.args4j.Option;
public class ListChildProjects implements RestReadView {
@Option(name = "--recursive", usage = "to list child projects recursively")
private boolean recursive;
private final ProjectCache projectCache;
private final AllProjectsName allProjects;
private final ProjectJson json;
private final ProjectNode.Factory projectNodeFactory;
@Inject
ListChildProjects(
ProjectCache projectCache,
AllProjectsName allProjectsName,
ProjectJson json,
ProjectNode.Factory projectNodeFactory) {
this.projectCache = projectCache;
this.allProjects = allProjectsName;
this.json = json;
this.projectNodeFactory = projectNodeFactory;
}
public void setRecursive(boolean recursive) {
this.recursive = recursive;
}
@Override
public List apply(ProjectResource rsrc) {
if (recursive) {
return getChildProjectsRecursively(rsrc.getNameKey(), rsrc.getControl().getUser());
}
return getDirectChildProjects(rsrc.getNameKey());
}
private List getDirectChildProjects(Project.NameKey parent) {
List childProjects = new ArrayList<>();
for (Project.NameKey projectName : projectCache.all()) {
ProjectState e = projectCache.get(projectName);
if (e == null) {
// If we can't get it from the cache, pretend it's not present.
continue;
}
if (parent.equals(e.getProject().getParent(allProjects))) {
childProjects.add(json.format(e.getProject()));
}
}
return childProjects;
}
private List getChildProjectsRecursively(Project.NameKey parent, CurrentUser user) {
Map projects = new HashMap<>();
for (Project.NameKey name : projectCache.all()) {
ProjectState p = projectCache.get(name);
if (p == null) {
// If we can't get it from the cache, pretend it's not present.
continue;
}
projects.put(name, projectNodeFactory.create(p.getProject(), p.controlFor(user).isVisible()));
}
for (ProjectNode key : projects.values()) {
ProjectNode node = projects.get(key.getParentName());
if (node != null) {
node.addChild(key);
}
}
ProjectNode n = projects.get(parent);
if (n != null) {
return getChildProjectsRecursively(n);
}
return Collections.emptyList();
}
private List getChildProjectsRecursively(ProjectNode p) {
List allChildren = new ArrayList<>();
for (ProjectNode c : p.getChildren()) {
if (c.isVisible()) {
allChildren.add(json.format(c.getProject()));
allChildren.addAll(getChildProjectsRecursively(c));
}
}
return allChildren;
}
}