Dennis Reed created JBCACHE-1632: ------------------------------------ Summary: ConcurrentModificationException in printCacheDetails Key: JBCACHE-1632 URL: https://issues.jboss.org/browse/JBCACHE-1632 Project: JBoss Cache Issue Type: Bug Security Level: Public (Everyone can see) Components: Locking Affects Versions: 3.2.8.GA Reporter: Dennis Reed Assignee: Dennis Reed printCacheDetails does not acquire locks on nodes, so can encounter a ConcurrentModificationException if another thread modifies the node while it's being read. java.util.ConcurrentModificationException at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793) at java.util.HashMap$EntryIterator.next(HashMap.java:834) at java.util.HashMap$EntryIterator.next(HashMap.java:832) at java.util.AbstractMap.toString(AbstractMap.java:485) at java.lang.String.valueOf(String.java:2826) at java.lang.StringBuilder.append(StringBuilder.java:115) at java.util.AbstractMap.toString(AbstractMap.java:490) at java.lang.String.valueOf(String.java:2826) at java.lang.StringBuilder.append(StringBuilder.java:115) at org.jboss.cache.UnversionedNode.printDetailsInMap(UnversionedNode.java:562) at org.jboss.cache.UnversionedNode.printDetails(UnversionedNode.java:313) at org.jboss.cache.UnversionedNode.printDetailsInMap(UnversionedNode.java:566) at org.jboss.cache.UnversionedNode.printDetails(UnversionedNode.java:313) at org.jboss.cache.UnversionedNode.printDetailsInMap(UnversionedNode.java:566) at org.jboss.cache.UnversionedNode.printDetails(UnversionedNode.java:313) at org.jboss.cache.DataContainerImpl.printDetails(DataContainerImpl.java:502) at org.jboss.cache.util.CachePrinter.printCacheDetails(CachePrinter.java:56) at org.jboss.cache.jmx.CacheJmxWrapper.printCacheDetails(CacheJmxWrapper.java:141) There do not currently appear to be any other side effects other than the printCacheDetails call throwing the ConcurrentModificationException. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira