| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.maven.graph; |
| |
| import java.io.File; |
| import java.util.ArrayList; |
| import java.util.HashSet; |
| import java.util.LinkedHashSet; |
| import java.util.List; |
| import java.util.Optional; |
| import java.util.Set; |
| |
| import org.apache.maven.MavenExecutionException; |
| import org.apache.maven.execution.MavenExecutionRequest; |
| import org.apache.maven.project.MavenProject; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Utility class to extract {@link MavenProject} from the project graph during the execution phase based on optional or |
| * required selectors. |
| */ |
| public final class ProjectSelector { |
| private static final Logger LOGGER = LoggerFactory.getLogger(ProjectSelector.class); |
| |
| public Set<MavenProject> getRequiredProjectsBySelectors( |
| MavenExecutionRequest request, List<MavenProject> projects, Set<String> projectSelectors) |
| throws MavenExecutionException { |
| Set<MavenProject> selectedProjects = new LinkedHashSet<>(); |
| File baseDirectory = getBaseDirectoryFromRequest(request); |
| for (String selector : projectSelectors) { |
| Optional<MavenProject> optSelectedProject = |
| findOptionalProjectBySelector(projects, baseDirectory, selector); |
| if (!optSelectedProject.isPresent()) { |
| String message = "Could not find the selected project in the reactor: " + selector; |
| throw new MavenExecutionException(message, request.getPom()); |
| } |
| |
| MavenProject selectedProject = optSelectedProject.get(); |
| |
| selectedProjects.add(selectedProject); |
| selectedProjects.addAll(getChildProjects(selectedProject, request)); |
| } |
| |
| return selectedProjects; |
| } |
| |
| public Set<MavenProject> getOptionalProjectsBySelectors( |
| MavenExecutionRequest request, List<MavenProject> projects, Set<String> projectSelectors) { |
| Set<MavenProject> resolvedOptionalProjects = new LinkedHashSet<>(); |
| Set<String> unresolvedOptionalSelectors = new HashSet<>(); |
| File baseDirectory = getBaseDirectoryFromRequest(request); |
| for (String selector : projectSelectors) { |
| Optional<MavenProject> optSelectedProject = |
| findOptionalProjectBySelector(projects, baseDirectory, selector); |
| if (optSelectedProject.isPresent()) { |
| resolvedOptionalProjects.add(optSelectedProject.get()); |
| resolvedOptionalProjects.addAll(getChildProjects(optSelectedProject.get(), request)); |
| } else { |
| unresolvedOptionalSelectors.add(selector); |
| } |
| } |
| |
| if (!unresolvedOptionalSelectors.isEmpty()) { |
| LOGGER.info("The requested optional projects {} do not exist.", unresolvedOptionalSelectors); |
| } |
| |
| return resolvedOptionalProjects; |
| } |
| |
| private List<MavenProject> getChildProjects(MavenProject parent, MavenExecutionRequest request) { |
| final List<MavenProject> children = parent.getCollectedProjects(); |
| if (children != null && request.isRecursive()) { |
| return children; |
| } else { |
| return new ArrayList<>(); |
| } |
| } |
| |
| private Optional<MavenProject> findOptionalProjectBySelector( |
| List<MavenProject> projects, File reactorDirectory, String selector) { |
| return projects.stream() |
| .filter(project -> isMatchingProject(project, selector, reactorDirectory)) |
| .findFirst(); |
| } |
| |
| File getBaseDirectoryFromRequest(MavenExecutionRequest request) { |
| return request.getBaseDirectory() != null ? new File(request.getBaseDirectory()) : null; |
| } |
| |
| boolean isMatchingProject(MavenProject project, String selector, File reactorDirectory) { |
| // [groupId]:artifactId |
| if (selector.contains(":")) { |
| String id = ':' + project.getArtifactId(); |
| |
| if (id.equals(selector)) { |
| return true; |
| } |
| |
| id = project.getGroupId() + id; |
| |
| return id.equals(selector); |
| } |
| |
| // relative path, e.g. "sub", "../sub" or "." |
| else if (reactorDirectory != null) { |
| File selectedProject = |
| new File(new File(reactorDirectory, selector).toURI().normalize()); |
| |
| if (selectedProject.isFile()) { |
| return selectedProject.equals(project.getFile()); |
| } else if (selectedProject.isDirectory()) { |
| return selectedProject.equals(project.getBasedir()); |
| } |
| } |
| |
| return false; |
| } |
| } |