com.ibm.websphere.servlet.cache
Interface CacheableServlet
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- 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.
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Method Summary
Methods Modifier and Type Method and Description 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.
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Method Detail
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getId
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.
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getSharingPolicy
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
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