org.directwebremoting.impl
Class DataUrlDownloadManager

java.lang.Object
  org.directwebremoting.impl.DataUrlDownloadManager

All Implemented Interfaces:

DownloadManager

public class DataUrlDownloadManager
extends java.lang.Object
implements DownloadManager

A download manager that works my returning a data: URL so the data is sent directly without waiting in some store.

This method has the benefit that it works in a clustered environment and is quite simple. However it does not work in IE.

Author:

Jose Noheda [jose dot noheda at gmail dot com], Joe Walker [joe at getahead dot ltd dot uk]

Constructor Summary

DataUrlDownloadManager()

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 DownloadManager.addFile(FileGenerator)

Methods inherited from class java.lang.Object

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

Constructor Detail

DataUrlDownloadManager

public DataUrlDownloadManager()

Method Detail

addFile

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

Description copied from interface: DownloadManager

Inject a file into the system for later download.

Specified by:

addFile in interface DownloadManager

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

public FileGenerator getFile(java.lang.String id)

Description copied from interface: DownloadManager

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

Specified by:

getFile in interface DownloadManager

Parameters:

id - The id of the FileGenerator to retrieve