Action "Upload"

The action Upload is created with the element <UploadAction/> within <Actions>. The action Upload enables to upload data into the web application.

The Technical Process that receives the uploaded file must return a confirmation or an error message. If the confirmation contains a message, this message is displayed as a pop-up window. Pop-up windows with error messages are displayed in any case.

The attribute process is required for the element <UploadAction/>.

In addition to the standard attributes for (7.4.0-en) Actions, the element <UploadAction /> can have the following attributes:

Attribute	Description
acceptedFileTypes	File type to filter by in the selection dialog. Data binding possible This attribute filters only by file types. The filter can be reset by the user to display and select all file types. Possible values: MIME types, also with wildcards (*), e.g. text/*: Text files image/*: Graphic files image/jpeg: Only JPG files image/png: Only PNG files video/*: Video files audio/*: Audio files application/*: Files that are linked to a specific program multipart/*: Multipart data message/*: Messages model/*: Files that represent multidimensional structures
fileId	Identifier that can be used by the process developer. Data binding possible. Possible values: Any string
maxSizeMB	Maximum file size in mebibyte. Possible values: Integer

Format of the uploaded data

The data is provided to the Technical Process that is defined with the attribute process in a specific input format:

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<File>
    <FileId>....</FileId>
    <FileName>....</FileName>
    <FileType>....</FileType>
    <FileData>
    ....Base64 data....
    </FileData>
</File>

The data in the element <FileData> can be decoded with the Base64 Converter, for example.

Example

Example action "Upload file"

<DetailComponent path="Dashboard" displayName="Dashboard" default="true">
	<Actions>
		<UploadAction />
	</Actions>
	<FlowLayout>
		…
	</FlowLayout>
</DetailComponent>

Above code creates the following action:

For further information visit the section

• (7.4.0-en) Messages