de.caluga.morphium.cache

Class MorphiumCacheImpl

java.lang.Object

de.caluga.morphium.cache.MorphiumCacheImpl

All Implemented Interfaces:

MorphiumCache

public class MorphiumCacheImpl
extends Object
implements MorphiumCache

User: Stephan Bösebeck Date: 07.03.13 Time: 10:56

TODO: Add documentation here

Constructor Summary

Constructors

Constructor and Description
MorphiumCacheImpl()

Method Summary

Methods

Modifier and Type	Method and Description
<T> void	addToCache(String k, Class<?> type, List<T> ret) adds some list of objects to the cache manually...
void	clearCachefor(Class<?> cls)
void	clearCacheIfNecessary(Class cls)
Hashtable<Class<?>,Hashtable<String,CacheElement>>	cloneCache()
Hashtable<Class<?>,Hashtable<org.bson.types.ObjectId,Object>>	cloneIdCache()
String	getCacheKey(com.mongodb.DBObject qo, Map<String,Integer> sort, int skip, int limit)
String	getCacheKey(Query q) create unique cache key for queries, also honoring skip & limit and sorting
<T> List<T>	getFromCache(Class<? extends T> type, String k) return object by from cache.
<T> T	getFromIDCache(Class<? extends T> type, org.bson.types.ObjectId id)
boolean	isCached(Class<?> type, String k)
void	removeEntryFromCache(Class cls, org.bson.types.ObjectId id)
void	resetCache()
void	setCache(Hashtable<Class<?>,Hashtable<String,CacheElement>> cache)
void	setIdCache(Hashtable<Class<?>,Hashtable<org.bson.types.ObjectId,Object>> c)

Methods inherited from class java.lang.Object

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

Constructor Detail

MorphiumCacheImpl

public MorphiumCacheImpl()

Method Detail

addToCache

public <T> void addToCache(String k,
                  Class<?> type,
                  List<T> ret)

adds some list of objects to the cache manually... is being used internally, and should be used with care

Specified by:

addToCache in interface MorphiumCache

Type Parameters:

T - - Type of record

Parameters:

k - - Key, usually the mongodb query string

type - - class type

ret - - list of results

clearCacheIfNecessary

public void clearCacheIfNecessary(Class cls)

Specified by:

clearCacheIfNecessary in interface MorphiumCache

isCached

public boolean isCached(Class<?> type,
               String k)

Specified by:

isCached in interface MorphiumCache

getFromCache

public <T> List<T> getFromCache(Class<? extends T> type,
                       String k)

return object by from cache. Cache key usually is the string-representation of the search query.toQueryObject()

Specified by:

getFromCache in interface MorphiumCache

Type Parameters:

T - - type param

Parameters:

type - - type

k - - cache key

Returns:

resulting list

cloneCache

public Hashtable<Class<?>,Hashtable<String,CacheElement>> cloneCache()

Specified by:

cloneCache in interface MorphiumCache

cloneIdCache

public Hashtable<Class<?>,Hashtable<org.bson.types.ObjectId,Object>> cloneIdCache()

Specified by:

cloneIdCache in interface MorphiumCache

getFromIDCache

public <T> T getFromIDCache(Class<? extends T> type,
                   org.bson.types.ObjectId id)

Specified by:

getFromIDCache in interface MorphiumCache

getCacheKey

public String getCacheKey(com.mongodb.DBObject qo,
                 Map<String,Integer> sort,
                 int skip,
                 int limit)

Specified by:

getCacheKey in interface MorphiumCache

getCacheKey

public String getCacheKey(Query q)

create unique cache key for queries, also honoring skip & limit and sorting

Specified by:

getCacheKey in interface MorphiumCache

Parameters:

q - the query

Returns:

the resulting cache key

clearCachefor

public void clearCachefor(Class<?> cls)

Specified by:

clearCachefor in interface MorphiumCache

resetCache

public void resetCache()

Specified by:

resetCache in interface MorphiumCache

setCache

public void setCache(Hashtable<Class<?>,Hashtable<String,CacheElement>> cache)

Specified by:

setCache in interface MorphiumCache

removeEntryFromCache

public void removeEntryFromCache(Class cls,
                        org.bson.types.ObjectId id)

Specified by:

removeEntryFromCache in interface MorphiumCache

setIdCache

public void setIdCache(Hashtable<Class<?>,Hashtable<org.bson.types.ObjectId,Object>> c)

Specified by:

setIdCache in interface MorphiumCache