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/*
* SonarQube
* Copyright (C) 2009-2025 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.scm.git;
import java.io.IOException;
import java.nio.file.Path;
import java.util.List;
import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.eclipse.jgit.lib.ObjectReader;
import org.eclipse.jgit.lib.Repository;
public class JGitUtils {
private JGitUtils() {
}
public static Repository buildRepository(Path basedir) {
try {
Repository repo = GitScmProvider.getVerifiedRepositoryBuilder(basedir).build();
try (ObjectReader objReader = repo.getObjectDatabase().newReader()) {
// SONARSCGIT-2 Force initialization of shallow commits to avoid later concurrent modification issue
objReader.getShallowCommits();
return repo;
}
} catch (IOException e) {
throw new IllegalStateException("Unable to open Git repository", e);
}
}
// Return a list of scm ignored paths relative to the baseDir.
public static List<String> getAllIgnoredPaths(Path baseDir) {
try (Repository repo = buildRepository(baseDir)) {
Path workTreePath = repo.getWorkTree().toPath();
Path baseDirAbs = baseDir.toAbsolutePath().normalize();
try (Git git = new Git(repo)) {
return git.status().call().getIgnoredNotInIndex().stream()
// Convert to absolute path
.map(filePathStr -> workTreePath.resolve(filePathStr).normalize())
// Exclude any outside of the baseDir
.filter(filePath -> filePath.startsWith(baseDirAbs))
// Make path relative to the baseDir
.map(baseDir::relativize)
.map(Path::toString)
.sorted()
.toList();
} catch (GitAPIException e) {
throw new RuntimeException(e);
}
}
}
}
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