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public interface DataStoreCache
Many JDO implementations allow instances to be cached in a second-level cache, and allow direct management of the cache by knowledgeable applications. This interface standardizes this behavior.
| Nested Class Summary | |
|---|---|
static class |
DataStoreCache.EmptyDataStoreCache
This class is an empty implementation of the DataStoreCache interface. |
| Method Summary | |
|---|---|
void |
evict(java.lang.Object oid)
Evict the parameter instance from the second-level cache. |
void |
evictAll()
Evict the parameter instances from the second-level cache. |
void |
evictAll(java.lang.Class pcClass,
boolean subclasses)
Evict the parameter instances from the second-level cache. |
void |
evictAll(java.util.Collection oids)
Evict the parameter instances from the second-level cache. |
void |
evictAll(java.lang.Object[] oids)
Evict the parameter instances from the second-level cache. |
void |
pin(java.lang.Object oid)
Pin the parameter instance in the second-level cache. |
void |
pinAll(java.lang.Class pcClass,
boolean subclasses)
Pin instances in the second-level cache. |
void |
pinAll(java.util.Collection oids)
Pin the parameter instances in the second-level cache. |
void |
pinAll(java.lang.Object[] oids)
Pin the parameter instances in the second-level cache. |
void |
unpin(java.lang.Object oid)
Unpin the parameter instance from the second-level cache. |
void |
unpinAll(java.lang.Class pcClass,
boolean subclasses)
Unpin instances from the second-level cache. |
void |
unpinAll(java.util.Collection oids)
Unpin the parameter instances from the second-level cache. |
void |
unpinAll(java.lang.Object[] oids)
Unpin the parameter instance from the second-level cache. |
| Method Detail |
|---|
void evict(java.lang.Object oid)
oid - the object id of the instance to evict.void evictAll()
void evictAll(java.lang.Object[] oids)
oids - the object ids of the instance to evict.void evictAll(java.util.Collection oids)
oids - the object ids of the instance to evict.
void evictAll(java.lang.Class pcClass,
boolean subclasses)
pcClass - the class of instances to evictsubclasses - if true, evict instances of subclasses alsovoid pin(java.lang.Object oid)
oid - the object id of the instance to pin.void pinAll(java.util.Collection oids)
oids - the object ids of the instances to pin.void pinAll(java.lang.Object[] oids)
oids - the object ids of the instances to pin.
void pinAll(java.lang.Class pcClass,
boolean subclasses)
pcClass - the class of instances to pinsubclasses - if true, pin instances of subclasses alsovoid unpin(java.lang.Object oid)
oid - the object id of the instance to unpin.void unpinAll(java.util.Collection oids)
oids - the object ids of the instance to evict.void unpinAll(java.lang.Object[] oids)
oids - the object id of the instance to evict.
void unpinAll(java.lang.Class pcClass,
boolean subclasses)
pcClass - the class of instances to unpinsubclasses - if true, unpin instances of subclasses also
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