dap4/d4cdm/src/main/java/dap4/cdm/dsp/CDMDSP.java
static List<Dimension>
    getCoreDimset(List<Dimension> dimset)
            throws DapException
    {
        if (dimset == null) return null;
        List<Dimension> core = new ArrayList<>();
        int pos = -1;
        int count = 0;
        for (int i = 0; i < dimset.size(); i++) {
            if (dimset.get(i).isVariableLength()) {
                pos = i;
                count++;
            } else
                core.add(dimset.get(i));
        }
        if ((pos != dimset.size() - 1) || count > 1)
            throw new DapException("Unsupported use of (*) Dimension");
        return core;
    }
static List<Dimension>
    getCoreDimset(List<Dimension> dimset)
            throws DapException
    {
        if (dimset == null) return null;
        List<Dimension> core = new ArrayList<>();
        int pos = -1;
        int count = 0;
        for (int i = 0; i < dimset.size(); i++) {
            if (dimset.get(i).isVariableLength()) {
                pos = i;
                count++;
            } else
                core.add(dimset.get(i));
        }
        if ((pos != dimset.size() - 1) || count > 1)
            throw new DapException("Unsupported use of (*) Dimension");
        return core;
    }
Strip vlen dimensions from a set of dimensions

@param dimset
@return subset of dimset with (trailing) vlen removed
@throws DapException