com.sapportals.portal.prt.component
Interface ICacheDiscriminator

All Superinterfaces:

ICachablePortalComponent, IPortalComponent

public interface ICacheDiscriminator

extends ICachablePortalComponent

An ICachableDiscriminator is implemented by components that want to add caching capabilites depending on content values to their behavior.

Method Summary

java.lang.String

getCacheDiscriminator(IPortalComponentRequest request) Gets the cache discriminator value.

Methods inherited from interface com.sapportals.portal.prt.component.ICachablePortalComponent

getCachingLevel, hasExpired

Methods inherited from interface com.sapportals.portal.prt.component.IPortalComponent

destroy, init, service

Method Detail

getCacheDiscriminator

public java.lang.String getCacheDiscriminator(IPortalComponentRequest request)

Gets the cache discriminator value. This method returns null by default. A component must override this method to activate a multi-cache behavior. The cache discriminator is used as the key used by the caching to get back the previous content of the component.

Parameters:

request -

Returns:

the cache discriminator