com.vaadin.flow.server.frontend.installer.DefaultFileDownloader API 16.0.5 | Vaadin

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

java.lang.Object
- com.vaadin.flow.server.frontend.installer.DefaultFileDownloader

```
public final class DefaultFileDownloader
extends Object
```
Default file downloader implementation.
Derived from eirslett/frontend-maven-plugin

Since:

Field Summary

Fields
Modifier and Type Field and Description

static String HTTPS_PROTOCOLS

Constructor Summary

Constructors
Constructor and Description

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

Method Summary

All Methods
Modifier and Type	Method and Description
`void`	`download(URI downloadURI, File destination, String userName, String password)` 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 Detail
  - HTTPS_PROTOCOLS
```
public static final String HTTPS_PROTOCOLS
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - DefaultFileDownloader
```
public DefaultFileDownloader(ProxyConfig proxyConfig)
```
    Construct file downloader with given proxy configuration.
    
    Parameters:
    
    proxyConfig - proxy configuration to use for file download
- Method Detail
  - download
```
public void download(URI downloadURI,
                     File destination,
                     String userName,
                     String password)
              throws com.vaadin.flow.server.frontend.installer.DownloadException
```
    Download to destination from url using username and password.
    
    Parameters:
    
    downloadURI - uri string from where to download
    
    destination - file target directory
    
    userName - user name, null accepted
    
    password - password, null accepted
    
    Throws:
    
    DownloadException - exception thrown when download fails