com.vaadin.flow.di

Interface ResourceProvider

All Known Implementing Classes:

LookupInitializer.ResourceProviderImpl

public interface ResourceProvider

Static "classpath" resources provider.

This is SPI to access resources available at runtime. Depending on the web container this can be an application classpath only or bundles which are identified by the provided context.

Since:

Author:

Vaadin Ltd

Method Summary

Modifier and Type	Method and Description
URL	getApplicationResource(VaadinContext context, String path) Gets the web application resource identified by the path using the provided context.
List<URL>	getApplicationResources(VaadinContext context, String path) Gets all the web application resources identified by the path using the provided context.
URL	getClientResource(String path) Gets "flow-client" bundle resource identified by the path.
InputStream	getClientResourceAsStream(String path) Gets "flow-client" bundle resource content identified by the path.

Method Detail

getApplicationResources

List<URL> getApplicationResources(VaadinContext context,
                                  String path)
                           throws IOException

Gets all the web application resources identified by the path using the provided context.

Parameters:

context - a context object

path - the resource path

Returns:

a list of URLs of the resources or an empty list if resources are not found

Throws:

IOException - if there is an I/O error

getApplicationResource

URL getApplicationResource(VaadinContext context,
                           String path)

Gets the web application resource identified by the path using the provided context.

Parameters:

context - a context object

path - the resource path

Returns:

an URL of the resource, may be null

getClientResource

URL getClientResource(String path)

Gets "flow-client" bundle resource identified by the path.

Parameters:

path - the resource path

Returns:

an URL of the resource, may be null

getClientResourceAsStream

InputStream getClientResourceAsStream(String path)
                               throws IOException

Gets "flow-client" bundle resource content identified by the path.

Parameters:

path - the resource path

Returns:

an URL of the resource, may be null

Throws:

IOException - If there is an I/O error.