public Repository createRepository(final Project.NameKey name)
throws RepositoryNotFoundException {
if (isUnreasonableName(name)) {
throw new RepositoryNotFoundException("Invalid name: " + name);
}
try {
File dir = FileKey.resolve(gitDirOf(name), FS.DETECTED);
FileKey loc;
if (dir != null) {
// Already exists on disk, use the repository we found.
//
loc = FileKey.exact(dir, FS.DETECTED);
} else {
// It doesn't exist under any of the standard permutations
// of the repository name, so prefer the standard bare name.
//
String n = name.get();
if (!n.endsWith(Constants.DOT_GIT_EXT)) {
n = n + Constants.DOT_GIT_EXT;
}
loc = FileKey.exact(new File(basePath, n), FS.DETECTED);
}
return RepositoryCache.open(loc, false);
} catch (IOException e1) {
final RepositoryNotFoundException e2;
e2 = new RepositoryNotFoundException("Cannot open repository " + name);
e2.initCause(e1);
throw e2;
}
}
public Repository openRepository(Project.NameKey name) throws RepositoryNotFoundException {
if (isUnreasonableName(name)) {
throw new RepositoryNotFoundException("Invalid name: " + name);
}
try {
final FileKey loc = FileKey.lenient(gitDirOf(name), FS.DETECTED);
return RepositoryCache.open(loc);
} catch (IOException e1) {
final RepositoryNotFoundException e2;
e2 = new RepositoryNotFoundException("Cannot open repository " + name);
e2.initCause(e1);
throw e2;
}
}
@Override
public void execute() throws BuildException {
if (_property == null) {
throw new BuildException("Property attribute is required", getLocation());
}
if (_path == null) {
throw new BuildException("Path attribute is required", getLocation());
}
File gitDir = PathUtil.getGitDir(_gitDir, getProject(), getLocation());
String relativePath = PathUtil.toRelativePath(gitDir, _path);
if (_useCache) {
String hash = _hashes.get(relativePath);
if (hash != null) {
Project currentProject = getProject();
currentProject.setNewProperty(_property, hash);
return;
}
}
try (Repository repository = RepositoryCache.open(FileKey.exact(gitDir, FS.DETECTED))) {
RevWalk revWalk = new RevWalk(repository);
revWalk.setRetainBody(false);
revWalk.markStart(revWalk.parseCommit(repository.resolve(Constants.HEAD)));
if (_ignoreFileName == null) {
revWalk.setRevFilter(MaxCountRevFilter.create(1));
} else {
revWalk.setRevFilter(MaxCountRevFilter.create(2));
}
revWalk.setTreeFilter(
AndTreeFilter.create(PathFilter.create(relativePath), TreeFilter.ANY_DIFF));
RevCommit revCommit = revWalk.next();
if (revCommit == null) {
throw new IllegalStateException("Unable to find any commit under " + _path);
}
if (hasIgnoreFile(repository, revCommit, relativePath)) {
RevCommit secondRevCommit = revWalk.next();
if (secondRevCommit != null) {
revCommit = secondRevCommit;
}
}
Project currentProject = getProject();
String hash = revCommit.name();
currentProject.setNewProperty(_property, hash);
if (_useCache) {
_hashes.put(relativePath, hash);
}
revWalk.dispose();
} catch (Exception e) {
throw new BuildException("Unable to get head hash for path " + _path, e);
}
}