protected String[] getArgNames() {
        if (args == null) {
            return new String[]{};
        }

        return args.keySet().toArray(new String[args.keySet().size()]);
    }
protected String[] getArgNames() {
        if (args == null) {
            return new String[]{};
        }

        return args.keySet().toArray(new String[args.keySet().size()]);
    }
protected String [ ] getArgNames ( ) { if ( args == null ) { return new String [ ] { } ; } return args . keySet ( ) . toArray ( new String [ args . keySet ( ) . size ( ) ] ) ; }
Returns all argument names.

@return a list of all given argument names.
@see #getArg(String, String) getArg
@see #copyParamsToFixture()  copyParamsToFixture
Returns all argument names .