| /* |
| * Copyright 2016 The Bazel Authors. All rights reserved. |
| * |
| * 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.idea.blaze.base.projectview; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.Iterables; |
| import com.google.common.collect.Lists; |
| import com.google.idea.blaze.base.projectview.section.ListSection; |
| import com.google.idea.blaze.base.projectview.section.ScalarSection; |
| import com.google.idea.blaze.base.projectview.section.Section; |
| import com.google.idea.blaze.base.projectview.section.SectionKey; |
| import java.io.File; |
| import java.io.Serializable; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.Optional; |
| import javax.annotation.Nullable; |
| |
| /** A collection of project views and their file names. */ |
| public final class ProjectViewSet implements Serializable { |
| private static final long serialVersionUID = 2L; |
| |
| private final ImmutableList<ProjectViewFile> projectViewFiles; |
| |
| public ProjectViewSet(ImmutableList<ProjectViewFile> projectViewFiles) { |
| this.projectViewFiles = projectViewFiles; |
| } |
| |
| /** Returns all values from all list sections in the project views, in order */ |
| public <T> List<T> listItems(SectionKey<T, ListSection<T>> key) { |
| List<T> result = Lists.newArrayList(); |
| for (ListSection<T> section : getSections(key)) { |
| result.addAll(section.items()); |
| } |
| return result; |
| } |
| |
| /** Returns all values from all scalar sections in the project views, in order */ |
| public <T> List<T> listScalarItems(SectionKey<T, ScalarSection<T>> key) { |
| List<T> result = Lists.newArrayList(); |
| for (ScalarSection<T> section : getSections(key)) { |
| result.add(section.getValue()); |
| } |
| return result; |
| } |
| |
| /** Gets the last value from any scalar sections */ |
| public <T> Optional<T> getScalarValue(SectionKey<T, ScalarSection<T>> key) { |
| Collection<ScalarSection<T>> sections = getSections(key); |
| if (sections.isEmpty()) { |
| return Optional.empty(); |
| } |
| return Optional.of(Iterables.getLast(sections).getValue()); |
| } |
| |
| public <T, SectionType extends Section<T>> Collection<SectionType> getSections( |
| SectionKey<T, SectionType> key) { |
| List<SectionType> result = Lists.newArrayList(); |
| for (ProjectViewFile projectViewFile : projectViewFiles) { |
| ProjectView projectView = projectViewFile.projectView; |
| result.addAll(projectView.getSectionsOfType(key)); |
| } |
| return result; |
| } |
| |
| public ImmutableList<ProjectViewFile> getProjectViewFiles() { |
| return projectViewFiles; |
| } |
| |
| @Nullable |
| public ProjectViewFile getTopLevelProjectViewFile() { |
| return !projectViewFiles.isEmpty() ? projectViewFiles.get(projectViewFiles.size() - 1) : null; |
| } |
| |
| /** A project view/file pair */ |
| public static class ProjectViewFile implements Serializable { |
| private static final long serialVersionUID = 1L; |
| public final ProjectView projectView; |
| @Nullable public final File projectViewFile; |
| |
| public ProjectViewFile(ProjectView projectView, @Nullable File projectViewFile) { |
| this.projectView = projectView; |
| this.projectViewFile = projectViewFile; |
| } |
| } |
| |
| public static Builder builder() { |
| return new Builder(); |
| } |
| |
| /** Builder for a project view */ |
| public static class Builder { |
| ImmutableList.Builder<ProjectViewFile> projectViewFiles = ImmutableList.builder(); |
| |
| public Builder add(ProjectView projectView) { |
| return add(null, projectView); |
| } |
| |
| public Builder add(@Nullable File projectViewFile, ProjectView projectView) { |
| projectViewFiles.add(new ProjectViewFile(projectView, projectViewFile)); |
| return this; |
| } |
| |
| public Builder addAll(Collection<ProjectViewFile> projectViewFiles) { |
| this.projectViewFiles.addAll(projectViewFiles); |
| return this; |
| } |
| |
| public ProjectViewSet build() { |
| return new ProjectViewSet(projectViewFiles.build()); |
| } |
| } |
| } |