public CommitBuilder parent(RevCommit p) throws Exception {
if (parents.isEmpty()) {
DirCacheBuilder b = tree.builder();
parseBody(p);
b.addTree(new byte[0], DirCacheEntry.STAGE_0, pool.getObjectReader(), p.getTree());
b.finish();
}
parents.add(p);
return this;
}
protected DirCache readTree(RevTree tree)
throws IOException, MissingObjectException, IncorrectObjectTypeException {
DirCache dc = DirCache.newInCore();
if (tree != null) {
DirCacheBuilder b = dc.builder();
b.addTree(new byte[0], DirCacheEntry.STAGE_0, reader, tree);
b.finish();
}
return dc;
}
private static DirCache readTree(final Repository pdb, final Ref branch)
throws MissingObjectException, IncorrectObjectTypeException, IOException {
try (RevWalk rw = new RevWalk(pdb)) {
final DirCache dc = DirCache.newInCore();
final DirCacheBuilder b = dc.builder();
b.addTree(
new byte[0], // no prefix path
DirCacheEntry.STAGE_0, // standard stage
pdb.newObjectReader(),
rw.parseTree(branch.getObjectId()));
b.finish();
return dc;
}
}