question: public void test_sessionProtection ( ) { final Properties p = getProperties ( ) ; p . setProperty ( AbstractTransactionService . Options . MIN_RELEASE_AGE , "0" ) ; final Journal store = getJournal ( p ) ; try { final IRWStrategy bs = ( IRWStrategy ) store . getBufferStrategy ( ) ; final byte [ ] buf = new byte [ 300 ] ; r . nextBytes ( buf ) ; final ByteBuffer bb = ByteBuffer . wrap ( buf ) ; final long faddr = store . write ( bb ) ; final IRawTx tx = bs . newTx ( ) ; ByteBuffer rdBuf = store . read ( faddr ) ; bb . position ( 0 ) ; assertEquals ( bb , rdBuf ) ; store . delete ( faddr ) ; bb . position ( 0 ) ; rdBuf = store . read ( faddr ) ; assertEquals ( bb , rdBuf ) ; tx . close ( ) ; store . commit ( ) ; } finally { store . destroy ( ) ; } }
target:  Tests whether tasks are able to access and modify data safely by emulating transactions by calling activateTx and deactivateTx directly.