com.vaadin.flow.di

Class LookupInitializer.ResourceProviderImpl

java.lang.Object

com.vaadin.flow.di.LookupInitializer.ResourceProviderImpl

All Implemented Interfaces:

ResourceProvider

Enclosing class:

LookupInitializer

protected static class LookupInitializer.ResourceProviderImpl
extends Object
implements ResourceProvider

Default implementation of ResourceProvider.

Since:

Author:

Vaadin Ltd

Constructor Summary

Constructors

Constructor and Description
ResourceProviderImpl() Creates a new instance.

Method Summary

Modifier and Type	Method and Description
URL	getApplicationResource(String path) Gets the resource identified by path located in the application bundle (jar) which may be found using this resource provider instance.
List<URL>	getApplicationResources(String path) Gets all the resources identified by path located in in the application bundle (jar) which may be found using this resource provider.
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.

Methods inherited from class java.lang.Object

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

Constructor Detail

ResourceProviderImpl

public ResourceProviderImpl()

Creates a new instance.

Method Detail

getApplicationResource

public URL getApplicationResource(String path)

Description copied from interface: ResourceProvider

Gets the resource identified by path located in the application bundle (jar) which may be found using this resource provider instance.

If the provider doesn't contain any information about application bundle or there is no resource with the given path then this method returns null.

Specified by:

getApplicationResource in interface ResourceProvider

Parameters:

path - the resource path

Returns:

an URL of the resource, may be null

getApplicationResources

public List<URL> getApplicationResources(String path)
                                  throws IOException

Description copied from interface: ResourceProvider

Gets all the resources identified by path located in in the application bundle (jar) which may be found using this resource provider.

If the provider doesn't contain any information about application bundle or there is no resource with the given path then this method returns an empty list.

Specified by:

getApplicationResources in interface ResourceProvider

Parameters:

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

getClientResource

public URL getClientResource(String path)

Description copied from interface: ResourceProvider

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

Specified by:

getClientResource in interface ResourceProvider

Parameters:

path - the resource path

Returns:

an URL of the resource, may be null

getClientResourceAsStream

public InputStream getClientResourceAsStream(String path)
                                      throws IOException

Description copied from interface: ResourceProvider

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

Specified by:

getClientResourceAsStream in interface ResourceProvider

Parameters:

path - the resource path

Returns:

an URL of the resource, may be null

Throws:

IOException - If there is an I/O error.