m_matrix.setCell(rowIndex, columnIndex, aValue);
Double val; try { val = new Double(((String)aValue)); double value = val.doubleValue(); } catch (Exception ex) { val = null; } if (val == null) { m_matrix.setCell(rowIndex, columnIndex, aValue); } else { m_matrix.setCell(rowIndex, columnIndex, val); }
    public void setValueAt(Object aValue,			   int rowIndex,			   int columnIndex) {      //      double value = ((Double) aValue).doubleValue();      //      m_matrix.setElement(rowIndex, columnIndex, value);      m_matrix.setCell(rowIndex, columnIndex, aValue);      fireTableCellUpdated(rowIndex, columnIndex);    }