| /* |
| * 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.execution; |
| |
| import javax.inject.Named; |
| import javax.inject.Singleton; |
| |
| import java.io.IOException; |
| import java.io.Reader; |
| import java.io.Writer; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.Properties; |
| import java.util.stream.Stream; |
| |
| import org.apache.maven.project.MavenProject; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * This implementation of {@link BuildResumptionDataRepository} persists information in a properties file. The file is |
| * stored in the build output directory under the Maven execution root. |
| */ |
| @Named |
| @Singleton |
| public class DefaultBuildResumptionDataRepository implements BuildResumptionDataRepository { |
| private static final String RESUME_PROPERTIES_FILENAME = "resume.properties"; |
| private static final String REMAINING_PROJECTS = "remainingProjects"; |
| private static final String PROPERTY_DELIMITER = ", "; |
| private static final Logger LOGGER = LoggerFactory.getLogger(DefaultBuildResumptionDataRepository.class); |
| |
| @Override |
| public void persistResumptionData(MavenProject rootProject, BuildResumptionData buildResumptionData) |
| throws BuildResumptionPersistenceException { |
| Properties properties = convertToProperties(buildResumptionData); |
| |
| Path resumeProperties = Paths.get(rootProject.getBuild().getDirectory(), RESUME_PROPERTIES_FILENAME); |
| try { |
| Files.createDirectories(resumeProperties.getParent()); |
| try (Writer writer = Files.newBufferedWriter(resumeProperties)) { |
| properties.store(writer, null); |
| } |
| } catch (IOException e) { |
| String message = "Could not create " + RESUME_PROPERTIES_FILENAME + " file."; |
| throw new BuildResumptionPersistenceException(message, e); |
| } |
| } |
| |
| private Properties convertToProperties(final BuildResumptionData buildResumptionData) { |
| Properties properties = new Properties(); |
| |
| String value = String.join(PROPERTY_DELIMITER, buildResumptionData.getRemainingProjects()); |
| properties.setProperty(REMAINING_PROJECTS, value); |
| |
| return properties; |
| } |
| |
| @Override |
| public void applyResumptionData(MavenExecutionRequest request, MavenProject rootProject) { |
| Properties properties = |
| loadResumptionFile(Paths.get(rootProject.getBuild().getDirectory())); |
| applyResumptionProperties(request, properties); |
| } |
| |
| @Override |
| public void removeResumptionData(MavenProject rootProject) { |
| Path resumeProperties = Paths.get(rootProject.getBuild().getDirectory(), RESUME_PROPERTIES_FILENAME); |
| try { |
| Files.deleteIfExists(resumeProperties); |
| } catch (IOException e) { |
| LOGGER.warn("Could not delete {} file. ", RESUME_PROPERTIES_FILENAME, e); |
| } |
| } |
| |
| private Properties loadResumptionFile(Path rootBuildDirectory) { |
| Properties properties = new Properties(); |
| Path path = rootBuildDirectory.resolve(RESUME_PROPERTIES_FILENAME); |
| if (!Files.exists(path)) { |
| LOGGER.warn("The {} file does not exist. The --resume / -r feature will not work.", path); |
| return properties; |
| } |
| |
| try (Reader reader = Files.newBufferedReader(path)) { |
| properties.load(reader); |
| } catch (IOException e) { |
| LOGGER.warn("Unable to read {}. The --resume / -r feature will not work.", path); |
| } |
| |
| return properties; |
| } |
| |
| // This method is made package-private for testing purposes |
| void applyResumptionProperties(MavenExecutionRequest request, Properties properties) { |
| String str1 = request.getResumeFrom(); |
| if (properties.containsKey(REMAINING_PROJECTS) && !(str1 != null && !str1.isEmpty())) { |
| String propertyValue = properties.getProperty(REMAINING_PROJECTS); |
| Stream.of(propertyValue.split(PROPERTY_DELIMITER)) |
| .filter(str -> str != null && !str.isEmpty()) |
| .forEach(request.getProjectActivation()::activateOptionalProject); |
| LOGGER.info("Resuming from {} due to the --resume / -r feature.", propertyValue); |
| } |
| } |
| } |