com.amazonaws.util

Interface MetadataCache

All Known Implementing Classes:

NullResponseMetadataCache, ResponseMetadataCache

public interface MetadataCache

Interface for caches interacting with response metadata.

Method Summary

Modifier and Type	Method and Description
void	add(Object obj, ResponseMetadata metadata) Adds a new entry to this cache, possibly evicting the oldest entry if the cache is at its size limit.
ResponseMetadata	get(Object obj) Returns the response metadata associated with the specified object, or null if no metadata is associated with that object.

Method Detail

add

void add(Object obj,
         ResponseMetadata metadata)

Adds a new entry to this cache, possibly evicting the oldest entry if the cache is at its size limit.

Parameters:

obj - The key by which to store the metadata.

metadata - The metadata for this entry.

get

ResponseMetadata get(Object obj)

Returns the response metadata associated with the specified object, or null if no metadata is associated with that object.

Parameters:

obj - The key by which the desired metadata is stored.

Returns:

The response metadata associated with the given object key, otherwise null if no metadata is associated with that object.