public JoinPlToVpToProd()
{
mInnerPurLine = new PurLine();
mInnerVendorProduct = new VendorProduct();
mInnerProduct = new Product();
}
public JoinPlToVpToProd(PurLine innerPurLine, VendorProduct innerVendorProduct, Product innerProduct)
{
mInnerPurLine = innerPurLine;
mInnerVendorProduct = innerVendorProduct;
mInnerProduct = innerProduct;
}