echopointng.ui.util
Class StaticImageService

java.lang.Object
  echopointng.ui.util.StaticImageService

All Implemented Interfaces:

Service

public class StaticImageService
extends java.lang.Object
implements Service

StaticImageService provides a static service wrapper for a given resource based image reference.

Field Summary

Fields inherited from interface nextapp.echo2.webrender.Service

DO_NOT_CACHE

Constructor Summary

StaticImageService(java.lang.String id, ResourceImageReference imageRef)

Method Summary

static StaticImageService	forResource(java.lang.String id, java.lang.String resourceName)
static StaticImageService	forResource(java.lang.String id, java.lang.String resourceName, Extent width, Extent height)
java.lang.String	getId() Returns the unique identifier of this service.
int	getVersion() Returns the version of the service to be retrieved.
void	service(Connection conn) Services an HTTP request.

Methods inherited from class java.lang.Object

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

Constructor Detail

StaticImageService

public StaticImageService(java.lang.String id,
                          ResourceImageReference imageRef)

Method Detail

forResource

public static StaticImageService forResource(java.lang.String id,
                                             java.lang.String resourceName)

forResource

public static StaticImageService forResource(java.lang.String id,
                                             java.lang.String resourceName,
                                             Extent width,
                                             Extent height)

getId

public java.lang.String getId()

Description copied from interface: Service

Returns the unique identifier of this service.

Specified by:

getId in interface Service

Returns:

The unique identifier of this service.

See Also:

nextapp.echo2.webrender.server.Service#getId()

getVersion

public int getVersion()

Description copied from interface: Service

Returns the version of the service to be retrieved. When a service is requested with an updated version number, a non-cached copy will be used. getVersion() should return distinct values whenever the service's content may have changed.

Specified by:

getVersion in interface Service

Returns:

The current version number of the service.

See Also:

nextapp.echo2.webrender.server.Service#getVersion()

service

public void service(Connection conn)
             throws java.io.IOException

Description copied from interface: Service

Services an HTTP request. Information about the HTTP request as well as methods for issuing a response are available from the provided Connection object.

Specified by:

service in interface Service

Parameters:

conn - A Connection object which wraps HttpServletRequest and HttpServletResponse objects and provides access to the facilities of the Echo application container.

Throws:

java.io.IOException - in the event of errors related to processing the HTTP request or producing a response.

See Also:

nextapp.echo2.webrender.server.Service#service(nextapp.echo2.webrender.server.Connection)