Supporting log: 17:34:09,347 DEBUG org.springframework.orm.jpa.SharedEntityManagerCreator$SharedEntityManagerInvocationHandler:232 invoke() - Creating new EntityManager for shared EntityManager invocation 17:34:09,347 DEBUG org.hibernate.impl.SessionImpl:265 <init>() - opened session at timestamp: 14099348493 17:34:09,367 DEBUG org.hibernate.jdbc.AbstractBatcher:410 logOpenPreparedStatement() - about to open PreparedStatement (open PreparedStatements: 0, globally: 0) 17:34:09,367 DEBUG org.hibernate.jdbc.ConnectionManager:444 openConnection() - opening JDBC connection 17:34:09,367 DEBUG org.hibernate.jdbc.util.SQLStatementLogger:111 logStatement() - select messagesta0_.ID as ID8_, messagesta0_.address as address8_, messagesta0_.alerttag as alerttag8_, messagesta0_.alerttype as alerttype8_, messagesta0_.clientid as clientid8_, messagesta0_.deliverdatetime as deliverd6_8_, messagesta0_.delivery_found as delivery7_8_, messagesta0_.delivery_method as delivery8_8_, messagesta0_.insertdatetime as insertda9_8_, messagesta0_.lastmod as lastmod8_, messagesta0_.processed as processed8_, messagesta0_.reason as reason8_, messagesta0_.remoteid as remoteid8_, messagesta0_.status as status8_, messagesta0_.userid as userid8_ from messagestatus messagesta0_ where messagesta0_.remoteid=? Hibernate: select messagesta0_.ID as ID8_, messagesta0_.address as address8_, messagesta0_.alerttag as alerttag8_, messagesta0_.alerttype as alerttype8_, messagesta0_.clientid as clientid8_, messagesta0_.deliverdatetime as deliverd6_8_, messagesta0_.delivery_found as delivery7_8_, messagesta0_.delivery_method as delivery8_8_, messagesta0_.insertdatetime as insertda9_8_, messagesta0_.lastmod as lastmod8_, messagesta0_.processed as processed8_, messagesta0_.reason as reason8_, messagesta0_.remoteid as remoteid8_, messagesta0_.status as status8_, messagesta0_.userid as userid8_ from messagestatus messagesta0_ where messagesta0_.remoteid=? 17:34:29,357 DEBUG org.apache.camel.support.DefaultTimeoutMap:187 purge() - Evicting inactive entry ID: Camel-ID-NIGELTEMP-51929-1409934847866-0-2 (times out after 20000 millis)
At this point we've waited 20 seconds and camel has given up waiting. As previously noted this is an in-memory db with a single record. On 5 September 2014 17:08, James Green <james.mk.gr...@gmail.com> wrote: > We have a maven project that bundles Camel and Spring. The trouble is a > processor receives a message and uses an EntityManager to perform a > database query which hangs completely until a 20s timeout kicks in during > routing. > > The hang is during an integration test against an in-memory database with > a single record. We can do the same query within the test itself within a > few milliseconds before calling the camel code which hangs. > > We also built a separate integration test that executes the processor > directly (without Camel) and this works fine. So it's only when Camel is > used does the route hang. Debugging switched on, we see HIbernate log the > SELECT query, then nothing before the Camel timeout gets logged. > > Unfortunately at this point we're totally baffled. Any ideas gratefully > received. > > Versions: > Camel: 2.13.2 > Spring: 3.2.10-RELEASE > Spring-data-jpa: 1.6.2 > spring-osgi-core: 1.0.2 > Hibernate: 3.6.10 > hibernate-jpa-2.0-api 1.0.1-FINAL > > James > >
