org.maestro.contrib.utils.resource

Class HttpResourceExchange

java.lang.Object

org.maestro.contrib.utils.resource.HttpResourceExchange

All Implemented Interfaces:

ResourceExchange

public class HttpResourceExchange
extends Object
implements ResourceExchange

Implements network resource exchange via HTTP

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	HttpResourceExchange.Properties Exchange properties

Constructor Summary

Constructors

Constructor and Description
HttpResourceExchange() Default constructor: setups a default http client object and uses system proxy information if available
HttpResourceExchange(HashMap<String,Object> connectionProperties) Constructor using connection properties (at the moment, it supports only unauthenticated proxies).

Method Summary

Modifier and Type	Method and Description
Resource<InputStream>	get(URI uri) Gets the resource pointed by an URL into file
ResourceInfo	info(URI uri) Gets the resource information pointed by an URL into file
void	release() Releases any open resources used by the exchange

Methods inherited from class java.lang.Object

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

Constructor Detail

HttpResourceExchange

public HttpResourceExchange()

Default constructor: setups a default http client object and uses system proxy information if available

HttpResourceExchange

public HttpResourceExchange(HashMap<String,Object> connectionProperties)

Constructor using connection properties (at the moment, it supports only unauthenticated proxies).

Parameters:

connectionProperties - A hash map of connection properties to use to setup the connection (ex.: proxy)

Method Detail

info

public ResourceInfo info(URI uri)
                  throws ResourceExchangeException

Description copied from interface: ResourceExchange

Gets the resource information pointed by an URL into file

Specified by:

info in interface ResourceExchange

Parameters:

uri - the resource location/address

Returns:

the resource information

Throws:

ResourceExchangeException - if unable to obtain the resource. Check the root cause for details.

get

public Resource<InputStream> get(URI uri)
                          throws ResourceExchangeException

Description copied from interface: ResourceExchange

Gets the resource pointed by an URL into file

Specified by:

get in interface ResourceExchange

Parameters:

uri - the resource location/address

Returns:

A resource exchange object

Throws:

ResourceExchangeException - if unable to obtain the resource. Check the root cause for details.

release

public void release()

Description copied from interface: ResourceExchange

Releases any open resources used by the exchange

Specified by:

release in interface ResourceExchange