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- /*
- * SonarQube
- * Copyright (C) 2009-2022 SonarSource SA
- * mailto:info AT sonarsource DOT com
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 3 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
- package org.sonar.scanner.scm;
-
- import java.nio.file.Path;
- import java.util.Collection;
- import javax.annotation.CheckForNull;
- import org.sonar.api.batch.fs.internal.DefaultInputProject;
- import org.sonar.api.batch.scm.ScmProvider;
- import org.sonar.api.impl.utils.ScannerUtils;
- import org.sonar.api.utils.log.Logger;
- import org.sonar.api.utils.log.Loggers;
- import org.sonar.api.utils.log.Profiler;
- import org.sonar.scanner.scan.branch.BranchConfiguration;
- import org.springframework.context.annotation.Bean;
-
- public class ScmChangedFilesProvider {
- private static final Logger LOG = Loggers.get(ScmChangedFilesProvider.class);
- private static final String LOG_MSG = "SCM collecting changed files in the branch";
-
- @Bean("ScmChangedFiles")
- public ScmChangedFiles provide(ScmConfiguration scmConfiguration, BranchConfiguration branchConfiguration, DefaultInputProject project) {
- Path rootBaseDir = project.getBaseDir();
- Collection<Path> changedFiles = loadChangedFilesIfNeeded(scmConfiguration, branchConfiguration, rootBaseDir);
- validatePaths(changedFiles);
- return new ScmChangedFiles(changedFiles);
- }
-
- private static void validatePaths(@javax.annotation.Nullable Collection<Path> paths) {
- if (paths != null && paths.stream().anyMatch(p -> !p.isAbsolute())) {
- throw new IllegalStateException("SCM provider returned a changed file with a relative path but paths must be absolute. Please fix the provider.");
- }
- }
-
- @CheckForNull
- private static Collection<Path> loadChangedFilesIfNeeded(ScmConfiguration scmConfiguration, BranchConfiguration branchConfiguration, Path rootBaseDir) {
- final String targetBranchName = branchConfiguration.targetBranchName();
- if (branchConfiguration.isPullRequest() && targetBranchName != null) {
- ScmProvider scmProvider = scmConfiguration.provider();
- if (scmProvider != null) {
- Profiler profiler = Profiler.create(LOG).startInfo(LOG_MSG);
- Collection<Path> changedFiles = scmProvider.branchChangedFiles(targetBranchName, rootBaseDir);
- profiler.stopInfo();
- if (changedFiles != null) {
- LOG.debug("SCM reported {} {} changed in the branch", changedFiles.size(), ScannerUtils.pluralize("file", changedFiles.size()));
- return changedFiles;
- }
- }
-
- LOG.debug("SCM information about changed files in the branch is not available");
- }
- return null;
- }
-
- }
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