Line data    Source code

       1             : // Copyright (C) 2017 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.index.project;
      16             : 
      17             : import static com.google.common.collect.ImmutableList.toImmutableList;
      18             : 
      19             : import com.google.common.base.MoreObjects;
      20             : import com.google.common.collect.ImmutableList;
      21             : import com.google.gerrit.entities.Project;
      22             : import java.util.ArrayList;
      23             : import java.util.List;
      24             : import java.util.Optional;
      25             : 
      26             : /**
      27             :  * Representation of a Gerrit project in the project index.
      28             :  *
      29             :  * <p>Includes information about all parent projects.
      30             :  */
      31             : public class ProjectData {
      32             :   private final Project project;
      33             :   private final Optional<ProjectData> parent;
      34             : 
      35         147 :   public ProjectData(Project project, Optional<ProjectData> parent) {
      36         147 :     this.project = project;
      37         147 :     this.parent = parent;
      38         147 :   }
      39             : 
      40             :   public Project getProject() {
      41         147 :     return project;
      42             :   }
      43             : 
      44             :   public Optional<ProjectData> getParent() {
      45           0 :     return parent;
      46             :   }
      47             : 
      48             :   /** Returns all {@link ProjectData} in the hierarchy starting with the current one. */
      49             :   public ImmutableList<ProjectData> tree() {
      50           7 :     List<ProjectData> parents = new ArrayList<>();
      51           7 :     Optional<ProjectData> curr = Optional.of(this);
      52           7 :     while (curr.isPresent()) {
      53           7 :       parents.add(curr.get());
      54           7 :       curr = curr.get().parent;
      55             :     }
      56           7 :     return ImmutableList.copyOf(parents);
      57             :   }
      58             : 
      59             :   public ImmutableList<String> getParentNames() {
      60           7 :     return tree().stream().skip(1).map(p -> p.getProject().getName()).collect(toImmutableList());
      61             :   }
      62             : 
      63             :   @Override
      64             :   public String toString() {
      65           2 :     MoreObjects.ToStringHelper h = MoreObjects.toStringHelper(this);
      66           2 :     h.addValue(project.getName());
      67           2 :     return h.toString();
      68             :   }
      69             : }