org.springframework.web.servlet.resource

Interface ResourceTransformerChain

All Known Implementing Classes:

DefaultResourceTransformerChain

public interface ResourceTransformerChain

A contract for invoking a chain of ResourceTransformers where each resolver is given a reference to the chain allowing it to delegate when necessary.

Since:

4.1

Author:

Rossen Stoyanchev

Method Summary

Modifier and Type	Method and Description
ResourceResolverChain	getResolverChain() Return the ResourceResolverChain that was used to resolve the Resource being transformed.
Resource	transform(HttpServletRequest request, Resource resource) Transform the given resource.

Method Detail

getResolverChain

ResourceResolverChain getResolverChain()

Return the ResourceResolverChain that was used to resolve the Resource being transformed. This may be needed for resolving related resources, e.g. links to other resources.

transform

Resource transform(HttpServletRequest request,
                   Resource resource)
            throws java.io.IOException

Transform the given resource.

Parameters:

request - the current request

resource - the candidate resource to transform

Returns:

the transformed or the same resource, never null

Throws:

java.io.IOException - if transformation fails