org.apache.openjpa.persistence
Class QueryResultCacheImpl

java.lang.Object
  org.apache.openjpa.persistence.QueryResultCacheImpl

All Implemented Interfaces:

QueryResultCache

public class QueryResultCacheImpl
extends Object
implements QueryResultCache

Implements Query result cache via delegation to QueryCache.

Since:

0.4.1

Author:

Abe White

Constructor Summary

QueryResultCacheImpl(QueryCache cache)
Constructor; supply delegate.

Method Summary

boolean	equals(Object other)
void	evict(Query q) Evict a query result from the cache.
void	evictAll() Clear the cache.
void	evictAll(Class cls) Evict all result for queries involving the given class.
QueryCache	getDelegate() Delegate.
int	hashCode()
void	pin(Query q) Pin the given query's result to the cache.
void	unpin(Query q) Unpin a previously-pinned query result.

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryResultCacheImpl

public QueryResultCacheImpl(QueryCache cache)

Constructor; supply delegate.

Method Detail

getDelegate

public QueryCache getDelegate()

Description copied from interface: QueryResultCache

Delegate.

Specified by:

getDelegate in interface QueryResultCache

pin

public void pin(Query q)

Description copied from interface: QueryResultCache

Pin the given query's result to the cache.

Specified by:

pin in interface QueryResultCache

unpin

public void unpin(Query q)

Description copied from interface: QueryResultCache

Unpin a previously-pinned query result.

Specified by:

unpin in interface QueryResultCache

evict

public void evict(Query q)

Description copied from interface: QueryResultCache

Evict a query result from the cache.

Specified by:

evict in interface QueryResultCache

evictAll

public void evictAll()

Description copied from interface: QueryResultCache

Clear the cache.

Specified by:

evictAll in interface QueryResultCache

evictAll

public void evictAll(Class cls)

Description copied from interface: QueryResultCache

Evict all result for queries involving the given class.

Specified by:

evictAll in interface QueryResultCache

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object other)

Overrides:

equals in class Object