package apusic.myshop.product.web;import java.rmi.RemoteException;import javax.ejb.FinderException;import javax.ejb.CreateException;import java.util.Collection;import apusic.myshop.product.ejb.ProductHome;import apusic.myshop.product.ejb.Product;import apusic.myshop.util.EJBUtil;import apusic.myshop.util.Debug;public class ProductWebImpl {  public ProductWebImpl() { }  public Product getProduct(String productId) {    try{      ProductHome productHome = EJBUtil.getProductHome();      Product product = productHome.findByProductId(productId);      return product;    } catch (RemoteException re) {      Debug.println("ProductBean: Unable to locate product for item " + productId);    } catch (FinderException fe) {      Debug.println("ProductBean: Unable to locate product for item " + productId);    }    return null;  }  public Collection getProducts(String catalog) {    try{      ProductHome productHome = EJBUtil.getProductHome();      Collection products = productHome.findByCatalog(catalog);      return products;    } catch (RemoteException re) {      Debug.println("ProductBean: Unable to locate product for items " );    } catch (FinderException fe) {      Debug.println("ProductBean: Unable to locate product for items " );    }    return null;  }  public Collection getProducts(int supplier) {    try{      ProductHome productHome = EJBUtil.getProductHome();      Collection products = productHome.findBySupplier(supplier);      return products;    } catch (RemoteException re) {      Debug.println("ProductBean: Unable to locate product for items " );    } catch (FinderException fe) {      Debug.println("ProductBean: Unable to locate product for items " );    }    return null;  }  public void createProduct(String productId,    String catalog, int supplier, String name,    String style, double listPrice, double unitCost,    String picture, String outline, String comment) {    try{      ProductHome productHome = EJBUtil.getProductHome();      productHome.create(productId, catalog, supplier, name, style,        listPrice, unitCost, picture, outline, comment);    } catch (RemoteException re) {      Debug.println("ProductBean: Unable to locate product for items " );    } catch (CreateException fe) {      Debug.println("ProductBean: Unable to create product " );    }  }}