SVNRevision revision = SVNRevision.HEAD;
SVNLookClient lookClient = getClientManager().getLookClient();
if (getCommandLine().hasArgument(SVNArgument.TRANSACTION)) {
String transactionName = (String) getCommandLine().getArgumentValue(SVNArgument.TRANSACTION);
Date date = lookClient.doGetDate(reposRoot, transactionName);
String dateStamp = date != null ? formatDate(date) : "";
SVNCommand.println(out, dateStamp);
return;
} else if (getCommandLine().hasArgument(SVNArgument.REVISION)) {
revision = SVNRevision.parse((String) getCommandLine().getArgumentValue(SVNArgument.REVISION));