public CellRangeAddress(int firstRow, int lastRow, int firstCol, int lastCol) {super(firstRow, lastRow, firstCol, lastCol);if (lastRow < firstRow || lastCol < firstCol) {throw new IllegalArgumentException("Invalid cell range, having lastRow < firstRow || lastCol < firstCol, " +"had rows " + lastRow + " >= " + firstRow + " or cells " + lastCol + " >= " + firstCol);}}

public CellRangeAddress ( int firstRow , int lastRow , int firstCol , int lastCol ) { super ( firstRow , lastRow , firstCol , lastCol ) ; if ( lastRow < firstRow || lastCol < firstCol ) { throw new IllegalArgumentException ( "Invalid cell range, having lastRow < firstRow || lastCol < firstCol, " + "had rows " + lastRow + " >= " + firstRow + " or cells " + lastCol + " >= " + firstCol ) ; } }
public CellRangeAddress(int firstRow, int lastRow, int firstCol, int lastCol): base(firstRow, lastRow, firstCol, lastCol){if (lastRow < firstRow || lastCol < firstCol)throw new ArgumentException("lastRow < firstRow || lastCol < firstCol");}
