@Override public int hashCode() { int prime = 31; int result = 1; result = prime * result + itemCode.hashCode(); result = prime * result + itemName.hashCode(); result = prime * result + departmentCode.hashCode(); result = prime * result + departmentName.hashCode(); result = prime * result + categoryCode.hashCode(); result = prime * result + categoryName.hashCode(); result = prime * result + unitSellingPrice.hashCode(); result = prime * result + registeredDate.hashCode(); result = prime * result + beginDate.hashCode(); result = prime * result + endDate.hashCode(); return result; } @Override