protected AccessibleJTableModelChange(int type,
    int firstRow,
    int lastRow,
    int firstColumn,
    int lastColumn) 
{
                this.type = type;
                this.firstRow = firstRow;
                this.lastRow = lastRow;
                this.firstColumn = firstColumn;
                this.lastColumn = lastColumn;
}

 public int getFirstColumn() 
{
                return firstColumn;
}

 public int getFirstRow() 
{
                return firstRow;
}

 public int getLastColumn() 
{
                return lastColumn;
}

 public int getLastRow() 
{
                return lastRow;
}

 public int getType() 
{
                return type;
}