private boolean isCommitWithoutFilesAllowed() {
if (filesViewer.getCheckedElements().length > 0) return true;
if (amendingItem.getSelection()) return true;
return CommitHelper.isCommitWithoutFilesAllowed(repository);
}
private void getHeadCommitInfo() {
CommitInfo headCommitInfo = CommitHelper.getHeadCommitInfo(repository);
RevCommit previousCommit = headCommitInfo.getCommit();
amendingCommitInRemoteBranch = isContainedInAnyRemoteBranch(previousCommit);
previousCommitMessage = headCommitInfo.getCommitMessage();
previousAuthor = headCommitInfo.getAuthor();
}