[jboss-user] [JBossCache] - Re: JBossCache 1.3 - CacheStoreInterceptor does not commit t

archanaa_panda do-not-reply at jboss.com
Tue Mar 6 10:06:34 EST 2007


Yippppeeeeeeeee!!!! 

I have solved the problem!!! 

Actually I should have used an XADataSource for the underlying database to use global transactions for the cache. 

The clue of the problem was in comments of TxInterceptor.RemoteSynchronizationHandler.afterCompletion()

 -        // this should really not be done here -
        // it is supposed to be post commit not actually run the commit

Actually in 2-phase commit, the transaction would already have been committed, so there is no way that connection.commit() would be called in CacheStoreInterceptor.

I would recommend that this should be included as a part of the faq or jboss cache tutorials - that whenever we are using a backing store with application server's TransactionManager, we should always use an XADataSource.

	 	<attribute name="CacheLoaderConfiguration">
  |         	<config>
  |            		<passivation>false</passivation>
  |        			<preload>/</preload>
  |         		<shared>true</shared>
  |         		<cacheloader>
  |         			<class>org.jboss.cache.loader.JDBCCacheLoader</class>
  |         			<properties>
  |         			cache.jdbc.table.name=jbosscache
  | 					cache.jdbc.table.create=true
  | 					cache.jdbc.table.drop=false
  | 					cache.jdbc.table.primarykey=jbosscache_pk
  | 					cache.jdbc.fqn.column=fqn
  | 					cache.jdbc.fqn.type=varchar(255)
  | 					cache.jdbc.node.column=node
  | 					cache.jdbc.node.type=blob
  | 					cache.jdbc.parent.column=parent
  | 					cache.jdbc.datasource=AshleyCacheDataSource
  |         			</properties>
  |         			<async>false</async>
  |         			<fetchPersistentState>true</fetchPersistentState>
  |         			<ignoreModifications>false</ignoreModifications>
  |         		</cacheloader>
  |         	</config>
  |         </attribute> 


OR 

	 	<attribute name="CacheLoaderConfiguration">
  |         	<config>
  |            		<passivation>false</passivation>
  |        			<preload>/</preload>
  |         		<shared>true</shared>
  |         		<cacheloader>
  |         			<class>org.jboss.cache.loader.JDBCCacheLoader</class>
  |         			<properties>
  |         			cache.jdbc.table.name=jbosscache
  | 					cache.jdbc.table.create=true
  | 					cache.jdbc.table.drop=false
  | 					cache.jdbc.table.primarykey=jbosscache_pk
  | 					cache.jdbc.fqn.column=fqn
  | 					cache.jdbc.fqn.type=varchar(255)
  | 					cache.jdbc.node.column=node
  | 					cache.jdbc.node.type=blob
  | 					cache.jdbc.parent.column=parent
  | 					cache.jdbc.driver=oracle.jdbc.xa.client.OracleXADataSource
  |         			cache.jdbc.url=jdbc:oracle:thin:@localhost:1521:ACRMDEV
  |         			cache.jdbc.user=FASTDEV
  |         			cache.jdbc.password=fastdev123$
  |         			</properties>
  |         			<async>false</async>
  |         			<fetchPersistentState>true</fetchPersistentState>
  |         			<ignoreModifications>false</ignoreModifications>
  |         		</cacheloader>
  |         	</config>
  |         </attribute>

Took me 2 days for this problem but I must say it was a wonderful experience and great sleuthing ;)

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