?? producthome.java
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package com.wiley.compBooks.roman.entity.product;
import javax.ejb.*;
import java.rmi.RemoteException;
import java.util.Enumeration;
/**
* This is the home interface for Product. This interface
* is implemented by the EJB Server's glue-code tools.
* The implemented object is called the Home Object, and
* serves as a factory for EJB Objects.
*
* One create() method is in this Home Interface, which
* corresponds to the ejbCreate() method in the Product file.
*/
public interface ProductHome extends EJBHome {
/*
* This method creates the EJB Object.
*
* Notice that the Home Interface returns an EJB Object,
* whereas the Bean returns void. This is because the
* EJB Container is responsible for generating the EJB
* Object, whereas the Bean is responsible for
* initialization.
*
* @param productID The number of the product (unique)
* @param name The name of the product
* @param description Product description
* @param basePrice Base Price of product
*
* @return The newly created EJB Object.
*/
Product create(String productID, String name, String description, double basePrice) throws CreateException, RemoteException;
// Finder methods. These are implemented by the
// container. You can customize the functionality of
// these methods by using the EJB Container tools.
public Product findByPrimaryKey(ProductPK key) throws FinderException, RemoteException;
public Enumeration findByName(String name) throws FinderException, RemoteException;
public Enumeration findByDescription(String description) throws FinderException, RemoteException;
public Enumeration findByBasePrice(double basePrice) throws FinderException, RemoteException;
public Enumeration findExpensiveProducts(double minPrice) throws FinderException, RemoteException;
public Enumeration findCheapProducts(double maxPrice) throws FinderException, RemoteException;
public Enumeration findAllProducts() throws FinderException, RemoteException;
}
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