com.adobe.acs.commons.httpcache.rule

Class AbstractHttpCacheHandlingRule

java.lang.Object

com.adobe.acs.commons.httpcache.rule.AbstractHttpCacheHandlingRule

All Implemented Interfaces:

HttpCacheHandlingRule

public class AbstractHttpCacheHandlingRule
extends Object
implements HttpCacheHandlingRule

Utility abstract implementation providing default behavior for any cache handling rules.

All methods in this return true indicating that this does nothing other than instructing the HttpCacheEngine to move on with next rule. Any custom implementation could leverage this to facilitate overriding only the methods the custom rule is intended for.

Constructor Summary

Constructors

Constructor and Description
AbstractHttpCacheHandlingRule()

Method Summary

Modifier and Type	Method and Description
boolean	onCacheDeliver(org.apache.sling.api.SlingHttpServletRequest request, org.apache.sling.api.SlingHttpServletResponse response, HttpCacheConfig cacheConfig, CacheContent cacheContent) Hook to supply custom behavior on HttpCacheEngine delivering cache content after being read from cache store.
boolean	onCacheInvalidate(String path) Hook to supply custom behavior on HttpCacheEngine invalidating cache for the changes in the given JCR repository path.
boolean	onRequestReceive(org.apache.sling.api.SlingHttpServletRequest request) Hook to supply custom behavior on HttpCacheEngine receiving the request.
boolean	onResponseCache(org.apache.sling.api.SlingHttpServletRequest request, org.apache.sling.api.SlingHttpServletResponse response, HttpCacheConfig cacheConfig, CacheContent cacheContent) Hook to supply custom behavior on HttpCacheEngine about to cache a response.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractHttpCacheHandlingRule

public AbstractHttpCacheHandlingRule()

Method Detail

onRequestReceive

public boolean onRequestReceive(org.apache.sling.api.SlingHttpServletRequest request)

Description copied from interface: HttpCacheHandlingRule

Hook to supply custom behavior on HttpCacheEngine receiving the request.

Specified by:

onRequestReceive in interface HttpCacheHandlingRule

Returns:

True represents success and cache handling rules will be continued. False represents failure with cache handling rules being stopped and fallback action will be taken.

onResponseCache

public boolean onResponseCache(org.apache.sling.api.SlingHttpServletRequest request,
                               org.apache.sling.api.SlingHttpServletResponse response,
                               HttpCacheConfig cacheConfig,
                               CacheContent cacheContent)

Description copied from interface: HttpCacheHandlingRule

Hook to supply custom behavior on HttpCacheEngine about to cache a response.

Specified by:

onResponseCache in interface HttpCacheHandlingRule

cacheContent - Object carring data to be cached.

Returns:

True represents success and cache handling rules will be continued. False represents failure with cache handling rules being stopped and fallback action will be taken.

onCacheDeliver

public boolean onCacheDeliver(org.apache.sling.api.SlingHttpServletRequest request,
                              org.apache.sling.api.SlingHttpServletResponse response,
                              HttpCacheConfig cacheConfig,
                              CacheContent cacheContent)

Description copied from interface: HttpCacheHandlingRule

Hook to supply custom behavior on HttpCacheEngine delivering cache content after being read from cache store.

Specified by:

onCacheDeliver in interface HttpCacheHandlingRule

cacheContent - Object carrying data to be delivered.

Returns:

True represents success and cache handling rules will be continued. False represents failure with cache handling rules being stopped and fallback action will be taken.

onCacheInvalidate

public boolean onCacheInvalidate(String path)

Description copied from interface: HttpCacheHandlingRule

Hook to supply custom behavior on HttpCacheEngine invalidating cache for the changes in the given JCR repository path.

Specified by:

onCacheInvalidate in interface HttpCacheHandlingRule

Parameters:

path - JCR repository path

Returns:

True represents success and cache handling rules will be continued. False represents failure with cache handling rules being stopped and fallback action will be taken.