MultipartDecoder (Tapestry API - 5.7.2)

MultipartDecoder (Tapestry API - 5.7.2)

All Known Implementing Classes:

MultipartDecoderImpl
```
public interface MultipartDecoder
```
Responsible for detecting and processing file upload requests, using Jakarta Commons FileUpload. Implementations of this service typically use the threaded service lifecycle model.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
	`request)`	Decodes the request, returning a new implementation that will allow access to the form fields submitted in the request (but omits uploaded files).
`UploadedFile`	`parameterName)`
`org.apache.commons.fileupload.FileUploadException`	`getUploadException()`	Returns the exception the occured during the file upload, or null if the processing of the multipart upload stream was succesful.

- Method Detail
  - getFileUpload
```
 parameterName)
```
    Parameters:
    
    parameterName - Name of the query parameter associated with the uploaded file
    
    Returns:
    
    a file upload with the given name, or null if no such file upload was in the request.
  - decode
```
  request)
```
    Decodes the request, returning a new implementation that will allow access to the form fields submitted in the request (but omits uploaded files).
    
    Parameters:
    
    request - The incoming servlet request
    
    Returns:
    
    decoded http request
  - getUploadException
```
org.apache.commons.fileupload.FileUploadException getUploadException()
```
    Returns the exception the occured during the file upload, or null if the processing of the multipart upload stream was succesful.