private String[] createFlagsArray(String...coreflags) {
List<String> flags = Lists.newArrayList(coreflags);
CmdLineFlag handlerPrefixFlag = findServerHandlerPrefixFlag();
if (handlerPrefixFlag != null) {
handlerPrefixFlag.addToArgs(flags);
}
flags.add("--raiseOnFailure");
flags.add(Boolean.toString(raiseOnFailure));
String[] flagsArray = flags.toArray(new String[flags.size()]);
return flagsArray;