com.ibm.websphere.servlet.cache
Interface CacheableServlet
- All Superinterfaces:
- java.io.Serializable
- All Known Implementing Classes:
- CacheableJspPage
- public interface CacheableServlet
- extends java.io.Serializable
This interface identifies cacheable servlets to the fragment cache.
The cache will call the getId() and getSharingPolicy() methods to
obtain the caching metadata for a given execution of the servlet.
Method Summary |
java.lang.String |
getId(javax.servlet.http.HttpServletRequest request)
This executes the algorithm to compute the cache id. |
int |
getSharingPolicy(javax.servlet.http.HttpServletRequest request)
This returns the sharing policy for this cache entry. |
getId
public java.lang.String getId(javax.servlet.http.HttpServletRequest request)
- This executes the algorithm to compute the cache id.
- Parameters:
request
- The HTTP request object.- Returns:
- The cache id. A null indicates that the servlet should
not be cached.
getSharingPolicy
public int getSharingPolicy(javax.servlet.http.HttpServletRequest request)
- This returns the sharing policy for this cache entry.
See com.ibm.websphere.servlet.cache.EntryInfo for possible
values.
- Parameters:
request
- The HTTP request object.- Returns:
- The sharing policy