public EPConstr() 
{
          
        super(null);
        _lcol = null;
        _lrow = null;
        _rcol = null;
        _rrow = null;
        _cols = null;
        _rows = null;
        _type = null;
}

constructor

 public int getCols() throws IOException 
{
        if (_cols == null) {
            _cols = NumericConverter.extractPositiveInteger(
                    getValue(_cols_attribute));
        }
        return _cols.intValue();
}

 public int getLcol() throws IOException 
{
        if (_lcol == null) {
            _lcol = NumericConverter.extractNonNegativeInteger(
                    getValue(_lcol_attribute));
        }
        return _lcol.intValue();
}

 public int getLrow() throws IOException 
{
        if (_lrow == null) {
            _lrow = NumericConverter.extractNonNegativeInteger(
                    getValue(_lrow_attribute));
        }
        return _lrow.intValue();
}

 public int getRcol() throws IOException 
{
        if (_rcol == null) {
            _rcol = NumericConverter.extractNonNegativeInteger(
                    getValue(_rcol_attribute));
        }
        return _rcol.intValue();
}

 public int getRows() throws IOException 
{
        if (_rows == null) {
            _rows = NumericConverter.extractPositiveInteger(
                    getValue(_rows_attribute));
        }
        return _rows.intValue();
}

 public int getRrow() throws IOException 
{
        if (_rrow == null) {
            _rrow = NumericConverter.extractNonNegativeInteger(
                    getValue(_rrow_attribute));
        }
        return _rrow.intValue();
}

 public int getType() throws IOException 
{
        if (_type == null) {
            _type = NumericConverter.extractInteger(
                    getValue(_type_attribute), _type_validator);
        }
        return _type.intValue();
}