nextapp.echo2.webcontainer.filetransfer
Class UploadFormService

java.lang.Object
  nextapp.echo2.webcontainer.filetransfer.UploadFormService

All Implemented Interfaces:

java.io.Serializable, Service

public class UploadFormService
extends java.lang.Object
implements java.io.Serializable, Service

Renders an HTML page containing a form with a single file upload element and an optional Send button, based on the UploadSelect that is given.

See Also:

Serialized Form

Field Summary

static java.lang.String	FILE_PARAMETER_NAME
static UploadFormService	INSTANCE
static Service	UPLOAD_SERVICE Service to provide supporting JavaScript library.

Fields inherited from interface nextapp.echo2.webrender.Service

DO_NOT_CACHE

Constructor Summary

UploadFormService()

Method Summary

java.lang.String	createUri(ContainerInstance containerInstance, java.lang.String imageId) Creates a URI to execute a specific UploadFormService
protected java.lang.String	ensureValue(java.lang.String value, java.lang.String defaultValue)
java.lang.String	getId() Returns the unique identifier of this service.
protected java.lang.String	getResourceProperty(java.lang.String key, java.util.Locale locale)
int	getVersion() Returns the version of the service to be retrieved.
void	service(Connection conn) Services an HTTP request.
protected void	service(Connection conn, UploadSelect uploadSelect)
protected void	serviceBadRequest(Connection conn, java.lang.String message)

Methods inherited from class java.lang.Object

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

Field Detail

FILE_PARAMETER_NAME

public static final java.lang.String FILE_PARAMETER_NAME

See Also:

Constant Field Values

INSTANCE

public static final UploadFormService INSTANCE

UPLOAD_SERVICE

public static final Service UPLOAD_SERVICE

Service to provide supporting JavaScript library.

Constructor Detail

UploadFormService

public UploadFormService()

Method Detail

createUri

public java.lang.String createUri(ContainerInstance containerInstance,
                                  java.lang.String imageId)

Creates a URI to execute a specific UploadFormService

Parameters:

containerInstance - the relevant application container instance.

imageId - the unique id to retrieve the image from the ContainerInstance

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:

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:

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:

Service.service(Connection)

service

protected void service(Connection conn,
                       UploadSelect uploadSelect)
                throws java.io.IOException

Throws:

java.io.IOException

ensureValue

protected java.lang.String ensureValue(java.lang.String value,
                                       java.lang.String defaultValue)

getResourceProperty

protected java.lang.String getResourceProperty(java.lang.String key,
                                               java.util.Locale locale)

serviceBadRequest

protected void serviceBadRequest(Connection conn,
                                 java.lang.String message)