```
public class InventoryMgmtEJB
extends Object
```
This class implements the core transactional business logic for the inventory management. It is implemented as a no interface @Stateless session bean and has JAX-RS and RMI facades that deal with technology- specific communications with remote clients.

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Product`	`addProduct(Product product, String categoryName)`
`Category`	`createOrGetCategory(String name)`
`void`	`deleteCategory(int id)`
`void`	`deleteProduct(Product product)`
`Categories`	`findCategoryByName(String name, int offset, int limit)`	Returns a list of categories that match the name provided
`Products`	`findProductByName(String name, int offset, int limit)`
`Category`	`getCategory(int id)`
`Product`	`getProduct(int id)`
`Product`	`updateProduct(Product product)`

private static final org.slf4j.Logger logger

public Categories findCategoryByName(String name,
                                     int offset,
                                     int limit)

Returns a list of categories that match the name provided

public Category createOrGetCategory(String name)

public Category getCategory(int id)

public void deleteCategory(int id)

public Product addProduct(Product product,
                          String categoryName)

public Product updateProduct(Product product)

public Products findProductByName(String name,
                                  int offset,
                                  int limit)

public void deleteProduct(Product product)

Modifier and Type	Field	Description
`private InventoryDAO`	`dao`
`private EntityManager`	`em`
`private static org.slf4j.Logger`	`logger`

Class InventoryMgmtEJB