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HHH-6974 Class level naturalId cache and stats
Add class level @NaturalIdCache annotation to denote if second level natualId caching should be done Flush out stats model for naturalId cache related stats Add ehcache support classes for naturalId region
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44 changes: 44 additions & 0 deletions
44
hibernate-core/src/main/java/org/hibernate/annotations/NaturalIdCache.java
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|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| /* | ||
| * Hibernate, Relational Persistence for Idiomatic Java | ||
| * | ||
| * Copyright (c) 2010, Red Hat Inc. or third-party contributors as | ||
| * indicated by the @author tags or express copyright attribution | ||
| * statements applied by the authors. All third-party contributions are | ||
| * distributed under license by Red Hat Inc. | ||
| * | ||
| * This copyrighted material is made available to anyone wishing to use, modify, | ||
| * copy, or redistribute it subject to the terms and conditions of the GNU | ||
| * Lesser General Public License, as published by the Free Software Foundation. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | ||
| * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License | ||
| * for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public License | ||
| * along with this distribution; if not, write to: | ||
| * Free Software Foundation, Inc. | ||
| * 51 Franklin Street, Fifth Floor | ||
| * Boston, MA 02110-1301 USA | ||
| */ | ||
| package org.hibernate.annotations; | ||
| import java.lang.annotation.Retention; | ||
| import java.lang.annotation.Target; | ||
|
|
||
| import static java.lang.annotation.ElementType.FIELD; | ||
| import static java.lang.annotation.ElementType.METHOD; | ||
| import static java.lang.annotation.ElementType.TYPE; | ||
| import static java.lang.annotation.RetentionPolicy.RUNTIME; | ||
|
|
||
| /** | ||
| * Add caching strategy for the NaturalId to Id of a root entity that has a natural id | ||
| * | ||
| * @author Eric Dalquist | ||
| * @see NaturalId | ||
| */ | ||
| @Target({TYPE, METHOD, FIELD}) | ||
| @Retention(RUNTIME) | ||
| public @interface NaturalIdCache { | ||
| /** cache region name, defaults to full.entity.Name##NaturalId */ | ||
| String region() default ""; | ||
| } |
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hibernate-core/src/main/java/org/hibernate/cache/spi/NaturalIdRegion.java
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| /* | ||
| * Hibernate, Relational Persistence for Idiomatic Java | ||
| * | ||
| * Copyright (c) 2008-2011, Red Hat Inc. or third-party contributors as | ||
| * indicated by the @author tags or express copyright attribution | ||
| * statements applied by the authors. All third-party contributions are | ||
| * distributed under license by Red Hat Inc. | ||
| * | ||
| * This copyrighted material is made available to anyone wishing to use, modify, | ||
| * copy, or redistribute it subject to the terms and conditions of the GNU | ||
| * Lesser General Public License, as published by the Free Software Foundation. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | ||
| * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License | ||
| * for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public License | ||
| * along with this distribution; if not, write to: | ||
| * Free Software Foundation, Inc. | ||
| * 51 Franklin Street, Fifth Floor | ||
| * Boston, MA 02110-1301 USA | ||
| */ | ||
| package org.hibernate.cache.spi; | ||
|
|
||
| import org.hibernate.cache.CacheException; | ||
| import org.hibernate.cache.spi.access.AccessType; | ||
| import org.hibernate.cache.spi.access.NaturalIdRegionAccessStrategy; | ||
|
|
||
| /** | ||
| * Defines the contract for a cache region which will specifically be used to | ||
| * store naturalId data. | ||
| * | ||
| * @author Eric Dalquist | ||
| */ | ||
| public interface NaturalIdRegion extends TransactionalDataRegion { | ||
|
|
||
| /** | ||
| * Build an access strategy for the requested access type. | ||
| * | ||
| * @param accessType The type of access strategy to build; never null. | ||
| * @return The appropriate strategy contract for accessing this region | ||
| * for the requested type of access. | ||
| * @throws org.hibernate.cache.CacheException Usually indicates mis-configuration. | ||
| */ | ||
| public NaturalIdRegionAccessStrategy buildAccessStrategy(AccessType accessType) throws CacheException; | ||
| } |
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...nate-core/src/main/java/org/hibernate/cache/spi/access/NaturalIdRegionAccessStrategy.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| /* | ||
| * Hibernate, Relational Persistence for Idiomatic Java | ||
| * | ||
| * Copyright (c) 2008-2011, Red Hat Inc. or third-party contributors as | ||
| * indicated by the @author tags or express copyright attribution | ||
| * statements applied by the authors. All third-party contributions are | ||
| * distributed under license by Red Hat Inc. | ||
| * | ||
| * This copyrighted material is made available to anyone wishing to use, modify, | ||
| * copy, or redistribute it subject to the terms and conditions of the GNU | ||
| * Lesser General Public License, as published by the Free Software Foundation. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | ||
| * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License | ||
| * for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public License | ||
| * along with this distribution; if not, write to: | ||
| * Free Software Foundation, Inc. | ||
| * 51 Franklin Street, Fifth Floor | ||
| * Boston, MA 02110-1301 USA | ||
| */ | ||
| package org.hibernate.cache.spi.access; | ||
|
|
||
| import org.hibernate.cache.spi.NaturalIdRegion; | ||
|
|
||
| /** | ||
| * Contract for managing transactional and concurrent access to cached naturalId | ||
| * data. For cached naturalId data, all modification actions actually just | ||
| * invalidate the entry(s). The call sequence here is: | ||
| * {@link #lockItem} -> {@link #remove} -> {@link #unlockItem} | ||
| * <p/> | ||
| * There is another usage pattern that is used to invalidate entries | ||
| * after performing "bulk" HQL/SQL operations: | ||
| * {@link #lockRegion} -> {@link #removeAll} -> {@link #unlockRegion} | ||
| * | ||
| * @author Gavin King | ||
| * @author Steve Ebersole | ||
| * @author Eric Dalquist | ||
| */ | ||
| public interface NaturalIdRegionAccessStrategy extends RegionAccessStrategy{ | ||
|
|
||
| /** | ||
| * Get the wrapped naturalId cache region | ||
| * | ||
| * @return The underlying region | ||
| */ | ||
| public NaturalIdRegion getRegion(); | ||
| } |
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