Package com.jms.socialmedia.cache

Class JavaMapCachingService

java.lang.Object

com.jms.socialmedia.cache.AbstractCachingService

com.jms.socialmedia.cache.AbstractHeapCachingService

com.jms.socialmedia.cache.JavaMapCachingService

public class JavaMapCachingService
extends AbstractHeapCachingService

Constructor Summary

Constructors

Constructor	Description
JavaMapCachingService()
JavaMapCachingService(Map<Integer,Post> postsById, Map<Integer,Comment> commentsById, Map<Integer,Collection<Comment>> commentsByPostId, Map<String,User> userSessionsByKey)

Method Summary

Modifier and Type	Method	Description
Comment	getCommentFromCache(int commentId)
Collection<Comment>	getCommentsFromCache(int postId)
Post	getPostFromCache(int postId)	Retrieves a Post from cache if present
User	getUserSessionFromCache(String sessionKey)
void	putCommentIntoCache(Comment comment)
void	putCommentsFromPostIntoCache(int postId, Collection<Comment> comments)
void	putPostIntoCache(Post post)
void	putUserSessionIntoCache(String sessionKey, User user)
void	removeCommentFromCache(int commentId)
void	removePostFromCache(int postId)	Removes a Post and all of its Comments from cache
void	removeUserSessionFromCache(String sessionKey)

Methods inherited from class com.jms.socialmedia.cache.AbstractHeapCachingService

editCommentInCache, editPostInCache, likeCommentInCache, likePostInCache, unlikeCommentInCache, unlikePostInCache

Methods inherited from class com.jms.socialmedia.cache.AbstractCachingService

commentsCacheHit, commentsCacheMiss, getCommentsFromCacheOrSupplier, getPostFromCacheOrSupplier, getUserSessionCacheOrSupplier, postCacheHit, postCacheMiss, userSessionCacheHit, userSessionCacheMiss

Methods inherited from class java.lang.Object

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

Constructor Detail

JavaMapCachingService

public JavaMapCachingService()

JavaMapCachingService

public JavaMapCachingService(Map<Integer,Post> postsById,
                             Map<Integer,Comment> commentsById,
                             Map<Integer,Collection<Comment>> commentsByPostId,
                             Map<String,User> userSessionsByKey)

Method Detail

getPostFromCache

public Post getPostFromCache(int postId)

Description copied from class: AbstractCachingService

Retrieves a Post from cache if present

Specified by:

getPostFromCache in class AbstractCachingService

Parameters:

postId - ID of Post

Returns:

Post or null

putPostIntoCache

public void putPostIntoCache(Post post)

Specified by:

putPostIntoCache in class AbstractCachingService

removePostFromCache

public void removePostFromCache(int postId)

Description copied from class: AbstractCachingService

Removes a Post and all of its Comments from cache

Specified by:

removePostFromCache in class AbstractCachingService

getCommentsFromCache

public Collection<Comment> getCommentsFromCache(int postId)

Specified by:

getCommentsFromCache in class AbstractCachingService

getCommentFromCache

public Comment getCommentFromCache(int commentId)

Specified by:

getCommentFromCache in class AbstractCachingService

putCommentIntoCache

public void putCommentIntoCache(Comment comment)

Specified by:

putCommentIntoCache in class AbstractCachingService

putCommentsFromPostIntoCache

public void putCommentsFromPostIntoCache(int postId,
                                         Collection<Comment> comments)

Specified by:

putCommentsFromPostIntoCache in class AbstractCachingService

removeCommentFromCache

public void removeCommentFromCache(int commentId)

Specified by:

removeCommentFromCache in class AbstractCachingService

getUserSessionFromCache

public User getUserSessionFromCache(String sessionKey)

Specified by:

getUserSessionFromCache in class AbstractCachingService

putUserSessionIntoCache

public void putUserSessionIntoCache(String sessionKey,
                                    User user)

Specified by:

putUserSessionIntoCache in class AbstractCachingService

removeUserSessionFromCache

public void removeUserSessionFromCache(String sessionKey)

Specified by:

removeUserSessionFromCache in class AbstractCachingService