类 CachingResourceTransformer
- java.lang.Object
- org.springframework.web.servlet.resource.CachingResourceTransformer
- 所有已实现的接口:
ResourceTransformer
public class CachingResourceTransformer extends Object implements ResourceTransformer
AResourceTransformer
that checks aCache
to see if a previously transformed resource exists in the cache and returns it if found, and otherwise delegates to the resolver chain and saves the result in the cache.- 从以下版本开始:
- 4.1
- 作者:
- Rossen Stoyanchev
构造器概要
构造器 构造器 说明 CachingResourceTransformer(Cache cache)
CachingResourceTransformer(CacheManager cacheManager, String cacheName)
方法概要
所有方法 实例方法 具体方法 修饰符和类型 方法 说明 Cache
getCache()
Return the configuredCache
.Resource
transform(HttpServletRequest request, Resource resource, ResourceTransformerChain transformerChain)
Transform the given resource.
构造器详细资料
CachingResourceTransformer
public CachingResourceTransformer(CacheManager cacheManager, String cacheName)
CachingResourceTransformer
public CachingResourceTransformer(Cache cache)
方法详细资料
transform
public Resource transform(HttpServletRequest request, Resource resource, ResourceTransformerChain transformerChain) throws IOException
从接口复制的说明:ResourceTransformer
Transform the given resource.- 指定者:
transform
在接口中ResourceTransformer
- 参数:
request
- the current requestresource
- the resource to transformtransformerChain
- the chain of remaining transformers to delegate to- 返回:
- the transformed resource (never
null
) - 抛出:
IOException
- if the transformation fails