org.imixs.workflow.faces.fileupload

Class FileUploadController

java.lang.Object

org.imixs.workflow.faces.fileupload.FileUploadController

All Implemented Interfaces:

Serializable

@Named
 @ConversationScoped
public class FileUploadController
extends Object
implements Serializable

The FileUploadController is a conversation scoped bean and used to hold the upladed files and transfere the to the accoicated workitem. The AjaxFileUploadServlet injects this bean to provide new file data.

Author:

rsoika

See Also:

AjaxFileUploadServlet.doPost, Serialized Form

Constructor Summary

Constructors

Constructor and Description
FileUploadController()

Method Summary

Modifier and Type	Method and Description
void	addAttachedFile(org.imixs.workflow.FileData filedata) This method is called by the AjaxFileUpload Servlet.
List<org.imixs.workflow.FileData>	getAttachedFiles() returns the list of currently new attached files.
String	getCID() Returns the current conversation id.
String	getFileSize(String aFilename) get the file size for a given filename in human readable format
List<org.imixs.workflow.FileData>	getPersistedFiles() returns the list of already persisted files.
org.imixs.workflow.ItemCollection	getWorkitem() Setter method to get an instance of the current workitem the FileData should be stored.
void	onWorkflowEvent(WorkflowEvent workflowEvent) WorkflowEvent listener If a new WorkItem was created the file upload will be reset.
void	removeAttachedFile(String aFilename) Removes a attached file object from the tmp list of uploaded files.
void	removePersistedFile(String aFilename) Removes a file object from a given workitem.
static double	round(double value) helper method to round for 2 digits.
void	setWorkitem(org.imixs.workflow.ItemCollection workitem) This method set the current workitem and starts a new conversation.

Methods inherited from class java.lang.Object

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

Constructor Detail

FileUploadController

public FileUploadController()

Method Detail

getWorkitem

public org.imixs.workflow.ItemCollection getWorkitem()

Setter method to get an instance of the current workitem the FileData should be stored.

Returns:

setWorkitem

public void setWorkitem(org.imixs.workflow.ItemCollection workitem)

This method set the current workitem and starts a new conversation. With this mechanism the fileUploadController bean can be used in multiple browser tabs or browser sessions.

Parameters:

workitem -

getCID

public String getCID()

Returns the current conversation id. This id is passed to the AjaxFileUploadServelt URIs so make sure that the correct FileUploadController is injected.

Returns:

onWorkflowEvent

public void onWorkflowEvent(@Observes
                            WorkflowEvent workflowEvent)

WorkflowEvent listener

If a new WorkItem was created the file upload will be reset.

Parameters:

workflowEvent -

addAttachedFile

public void addAttachedFile(org.imixs.workflow.FileData filedata)

This method is called by the AjaxFileUpload Servlet. The method adds the file to the workitem but also updates the list of temporary files, which are not yet persisted.

Parameters:

document -

aFilename -

removeAttachedFile

public void removeAttachedFile(String aFilename)

Removes a attached file object from the tmp list of uploaded files.

Parameters:

sFilename - - filename to be removed

removePersistedFile

public void removePersistedFile(String aFilename)

Removes a file object from a given workitem. Here we operate on a given workitem as the imixsFileUpload.xhtml has no idea of he current conversation scoped controller.

Parameters:

sFilename - - filename to be removed

getAttachedFiles

public List<org.imixs.workflow.FileData> getAttachedFiles()

returns the list of currently new attached files. This list is not equal the $file item!

Returns:

getPersistedFiles

public List<org.imixs.workflow.FileData> getPersistedFiles()

returns the list of already persisted files. This list is not equal the $file item!

Returns:

getFileSize

public String getFileSize(String aFilename)

get the file size for a given filename in human readable format

Parameters:

sFilename - - filename to be removed

Returns:

- filsize in human readable string

round

public static double round(double value)

helper method to round for 2 digits.

Parameters:

value -

places -

Returns: