[infinispan-issues] [JBoss JIRA] (ISPN-1546) FineGrainedAtomicMap key and value iterators are not threadsafe

FineGrainedAtomicMap key and value iterators are not threadsafe --------------------------------------------------------------- Key: ISPN-1546 URL: https://issues.jboss.org/browse/ISPN-1546 Project: Infinispan Issue Type: Bug Components: Core API, Locking and Concurrency Reporter: Sanne Grinovero Assignee: Vladimir Blagojevic Invoking #keySet() or #values() might fail, even when using a transaction to isolate threads: {code} java.util.ConcurrentModificationException at org.infinispan.util.FastCopyHashMap$FasyCopyHashMapIterator.nextEntry(FastCopyHashMap.java:484) at org.infinispan.util.FastCopyHashMap$KeyIterator.next(FastCopyHashMap.java:560) at java.util.AbstractCollection.addAll(AbstractCollection.java:305) at org.infinispan.atomic.FineGrainedAtomicHashMapProxy.keySet(FineGrainedAtomicHashMapProxy.java:104) at org.hibernate.ogm.dialect.infinispan.InfinispanAssociationSnapshot.getRowKeys(InfinispanAssociationSnapshot.java:59) at org.hibernate.ogm.datastore.spi.Association.getKeys(Association.java:132) at org.hibernate.ogm.loader.OgmLoader.getResultSet(OgmLoader.java:420) at org.hibernate.ogm.loader.OgmLoader.doQuery(OgmLoader.java:248) at org.hibernate.ogm.loader.OgmLoader.doQueryAndInitializeNonLazyCollections(OgmLoader.java:215) at org.hibernate.ogm.loader.OgmLoader.loadCollection(OgmLoader.java:185) at org.hibernate.ogm.loader.OgmBasicCollectionLoader.initialize(OgmBasicCollectionLoader.java:42) at org.hibernate.persister.collection.AbstractCollectionPersister.initialize(AbstractCollectionPersister.java:622) at org.hibernate.event.internal.DefaultInitializeCollectionEventListener.onInitializeCollection(DefaultInitializeCollectionEventListener.java:82) at org.hibernate.internal.SessionImpl.initializeCollection(SessionImpl.java:1607) at org.hibernate.collection.internal.AbstractPersistentCollection.initialize(AbstractPersistentCollection.java:379) at org.hibernate.collection.internal.AbstractPersistentCollection.read(AbstractPersistentCollection.java:112) at org.hibernate.collection.internal.PersistentSet.iterator(PersistentSet.java:180) {code}