org.directwebremoting.extend
Interface DownloadManager

All Known Implementing Classes:

DataUrlDownloadManager, FileStoreDownloadManager, InMemoryDownloadManager, PurgingDownloadManager

public interface DownloadManager

A DownloadManager allows you to inject files into the system and then retrieve them via a servlet at some later date.

Author:

Joe Walker [joe at getahead dot ltd dot uk]

Method Summary

java.lang.String	addFile(FileGenerator generator) Inject a file into the system for later download.
FileGenerator	getFile(java.lang.String id) Retrieve a file previously injected into the system with addFile(FileGenerator)

Method Detail

addFile

java.lang.String addFile(FileGenerator generator)
                         throws java.io.IOException

Inject a file into the system for later download.

Parameters:

generator - The representation of the file to inject

Returns:

A URL for how to allow download of this data at a later time

Throws:

java.io.IOException - If there are problems reading from the FileGenerator

getFile

FileGenerator getFile(java.lang.String id)

Retrieve a file previously injected into the system with addFile(FileGenerator)

Parameters:

id - The id of the FileGenerator to retrieve