/**
* This method implements how to handle conflicts when {@link #failOnConflict} is false
*
* @throws CheckoutConflictException
*/
private void cleanUpConflicts() throws CheckoutConflictException {
// TODO: couldn't we delete unsaved worktree content here?
for (String c : conflicts) {
File conflict = new File(repo.getWorkTree(), c);
if (!conflict.delete())
throw new CheckoutConflictException(
MessageFormat.format(JGitText.get().cannotDeleteFile, c));
removeEmptyParents(conflict);
}
for (String r : removed) {
File file = new File(repo.getWorkTree(), r);
if (!file.delete())
throw new CheckoutConflictException(
MessageFormat.format(JGitText.get().cannotDeleteFile, file.getAbsolutePath()));
removeEmptyParents(file);
}
}
private boolean doCheckout()
throws CorruptObjectException, IOException, MissingObjectException,
IncorrectObjectTypeException, CheckoutConflictException, IndexWriteException {
toBeDeleted.clear();
ObjectReader objectReader = repo.getObjectDatabase().newReader();
try {
if (headCommitTree != null) preScanTwoTrees();
else prescanOneTree();
if (!conflicts.isEmpty()) {
if (failOnConflict)
throw new CheckoutConflictException(conflicts.toArray(new String[conflicts.size()]));
else cleanUpConflicts();
}
// update our index
builder.finish();
File file = null;
String last = ""; // $NON-NLS-1$
// when deleting files process them in the opposite order as they have
// been reported. This ensures the files are deleted before we delete
// their parent folders
for (int i = removed.size() - 1; i >= 0; i--) {
String r = removed.get(i);
file = new File(repo.getWorkTree(), r);
if (!file.delete() && file.exists()) {
// The list of stuff to delete comes from the index
// which will only contain a directory if it is
// a submodule, in which case we shall not attempt
// to delete it. A submodule is not empty, so it
// is safe to check this after a failed delete.
if (!file.isDirectory()) toBeDeleted.add(r);
} else {
if (!isSamePrefix(r, last)) removeEmptyParents(new File(repo.getWorkTree(), last));
last = r;
}
}
if (file != null) removeEmptyParents(file);
for (String path : updated.keySet()) {
// ... create/overwrite this file ...
file = new File(repo.getWorkTree(), path);
if (!file.getParentFile().mkdirs()) {
// ignore
}
DirCacheEntry entry = dc.getEntry(path);
// submodules are handled with separate operations
if (FileMode.GITLINK.equals(entry.getRawMode())) continue;
checkoutEntry(repo, file, entry, objectReader);
}
// commit the index builder - a new index is persisted
if (!builder.commit()) throw new IndexWriteException();
} finally {
objectReader.release();
}
return toBeDeleted.size() == 0;
}