ejava.examples.ejbwar.inventory.client

Class InventoryClientImpl

java.lang.Object

ejava.examples.ejbwar.inventory.client.InventoryClientImpl

All Implemented Interfaces:

InventoryClient

public class InventoryClientImpl
extends Object
implements InventoryClient

This class implements an HTTP Client interface to the inventory web application. All commands are through HTTP POST, GET, PUT, and DELETE methods to specific resource URIs for products and categories.

Field Summary

Fields

Modifier and Type	Field and Description
private URI	appURI Defines the HTTP URL for the WAR that hosts the JAX-RS resources.
private org.apache.http.client.HttpClient	client
private static org.apache.commons.logging.Log	log

Constructor Summary

Constructors

Constructor and Description
InventoryClientImpl()

Method Summary

Modifier and Type	Method and Description
protected <T> UriBuilder	buildURI(Class<T> resourceClass, String method) Helper method that returns a URIBuilder fully initialized to point to the URI that will reach the specified method within the inventory resource classes.
Product	createProduct(Product product, String categoryName) This method uses HTML FORM mechanism to POST a new product in the inventory.
boolean	deleteCategory(int id)
boolean	deleteProduct(int id)
Categories	findCategoryByName(String name, int offset, int limit)
Products	findProductsByName(String name, int offset, int limit)
Category	getCategory(int id)
Product	getProduct(int id)
void	setAppURI(URI appURI)
void	setHttpClient(org.apache.http.client.HttpClient client)
Product	updateProduct(Product product)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

log

private static final org.apache.commons.logging.Log log

client

private org.apache.http.client.HttpClient client

appURI

private URI appURI

Defines the HTTP URL for the WAR that hosts the JAX-RS resources.

Constructor Detail

InventoryClientImpl

public InventoryClientImpl()

Method Detail

setHttpClient

public void setHttpClient(org.apache.http.client.HttpClient client)

setAppURI

public void setAppURI(URI appURI)

buildURI

protected <T> UriBuilder buildURI(Class<T> resourceClass,
                                  String method)

Helper method that returns a URIBuilder fully initialized to point to the URI that will reach the specified method within the inventory resource classes.

Parameters:

resourceClass -

method -

Returns:

findCategoryByName

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

Specified by:

findCategoryByName in interface InventoryClient

Throws:

Exception

getCategory

public Category getCategory(int id)
                     throws Exception

Specified by:

getCategory in interface InventoryClient

Throws:

Exception

deleteCategory

public boolean deleteCategory(int id)
                       throws Exception

Specified by:

deleteCategory in interface InventoryClient

Throws:

Exception

createProduct

public Product createProduct(Product product,
                             String categoryName)
                      throws Exception

This method uses HTML FORM mechanism to POST a new product in the inventory.

Specified by:

createProduct in interface InventoryClient

Throws:

Exception

findProductsByName

public Products findProductsByName(String name,
                                   int offset,
                                   int limit)
                            throws Exception

Specified by:

findProductsByName in interface InventoryClient

Throws:

Exception

getProduct

public Product getProduct(int id)
                   throws Exception

Specified by:

getProduct in interface InventoryClient

Throws:

Exception

updateProduct

public Product updateProduct(Product product)
                      throws Exception

Specified by:

updateProduct in interface InventoryClient

Throws:

Exception

deleteProduct

public boolean deleteProduct(int id)
                      throws Exception

Specified by:

deleteProduct in interface InventoryClient

Throws:

Exception