private TreeFormatter createTreeFormatter(
Map<SubtreeConfig, RevCommit> parentCommits, String commitMessage)
throws MissingObjectException, IncorrectObjectTypeException, CorruptObjectException,
IOException {
TreeWalk treeWalk = new TreeWalk(repository);
try {
treeWalk.setRecursive(false);
addTrees(parentCommits, treeWalk);
TreeFormatter treeFormatter = new TreeFormatter();
while (treeWalk.next()) {
AbstractTreeIterator iterator = getSingleTreeIterator(treeWalk, commitMessage);
if (iterator == null) {
throw new IllegalStateException(
"Tree walker did not return a single tree (should not happen): "
+ treeWalk.getPathString());
}
treeFormatter.append(
iterator.getEntryPathBuffer(),
0,
iterator.getEntryPathLength(),
iterator.getEntryFileMode(),
iterator.getEntryObjectId());
}
return treeFormatter;
} finally {
treeWalk.release();
}
}
