Package com.vaadin.flow.server.frontend.installer

Class DefaultFileDownloader

java.lang.Object

com.vaadin.flow.server.frontend.installer.DefaultFileDownloader

All Implemented Interfaces:

FileDownloader

public final class DefaultFileDownloader
extends Object
implements FileDownloader

Default file downloader implementation.

Derived from eirslett/frontend-maven-plugin

For internal use only. May be renamed or removed in a future release.

Since:

Nested Class Summary

Nested classes/interfaces inherited from interface com.vaadin.flow.server.frontend.installer.FileDownloader

FileDownloader.ProgressListener

Field Summary

Fields

Modifier and Type	Field	Description
static final String	HTTPS_PROTOCOLS

Constructor Summary

Constructors

Constructor	Description
DefaultFileDownloader(ProxyConfig proxyConfig)	Construct file downloader with given proxy configuration.

Method Summary

Modifier and Type	Method	Description
void	download(URI downloadURI, File destination, String userName, String password, FileDownloader.ProgressListener progressListener)	Download to destination from url using username and password.

Methods inherited from class java.lang.Object

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

Field Details

HTTPS_PROTOCOLS

public static final String HTTPS_PROTOCOLS

See Also:

• Constant Field Values

Constructor Details

DefaultFileDownloader

public DefaultFileDownloader(ProxyConfig proxyConfig)

Construct file downloader with given proxy configuration.

Parameters:

proxyConfig - proxy configuration to use for file download

Method Details

download

public void download(URI downloadURI,
 File destination,
 String userName,
 String password,
 FileDownloader.ProgressListener progressListener)
              throws DownloadException

Description copied from interface: FileDownloader

Download to destination from url using username and password.

Specified by:

download in interface FileDownloader

Parameters:

downloadURI - uri string from where to download

destination - file target directory

userName - user name, null accepted

password - password, null accepted

progressListener - a progres listener or null if no progress listener is needed

Throws:

DownloadException - exception thrown when download fails