private static void assertNonNegativeValue(final int value,final JBBPToken token){
  if (value < 0) {
    throw new JBBPCompilationException("Detected unsupported negative value for a field must have only zero or a positive one",token);
  }
}

private static void assertNonNegativeValue ( final int value , final JBBPToken token ) { if ( value < 0 ) { throw new JBBPCompilationException ( "Detected unsupported negative value for a field must have only zero or a positive one" , token ) ; } }
the method checks a value for negative .
