updater.downloaders
Interface IDownloader

All Known Implementing Classes:

Downloader, ReliableDownloaderStub

public interface IDownloader

Manages downloading of files via HTTP.

Method Summary

void	download(String url, File localFile)
String	downloadAsString(String url) Returns the contents of as a String.

Method Detail

download

void download(String url,
              File localFile)
              throws IOException,
                     FileNotFoundException,
                     MalformedURLException

Parameters:

url - A string specifying the URL of the remote file to download.

localFile - The path of the local file to save the remote file to.

Throws:

IOException - If the remote file cannot be downloaded.

FileNotFoundException - If localFile cannot be created.

MalformedURLException - If url is a malformed URL.

Requires:

All parameters are non-null.

Effects:

Downloads the file at url and saves its contents to file localFile, overwriting the file if already present.

downloadAsString

String downloadAsString(String url)
                        throws IOException

Returns the contents of as a String.

Parameters:

url - A string specifying the URL of the remote file to download.

Returns:

The contents of url as a String.

Throws:

IOException - If the remote file cannot be downloaded.

Requires:

url is non-null.

Effects:

Downloads the file at and returns its contents as a String.

Returns:

A string with the contents of the remote file.