[OPENJPA-2245] NotSerializableException when using a remote QueryCache and the Criteria API

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.2.0, 2.3.0
• Fix Version/s: 2.2.3, 2.3.0, 2.4.2
• Component/s: criteria, datacache, query
• Assignee: Richard G. Curtis
• Reporter: Richard G. Curtis
• Created: 02/Aug/12 12:41
• Updated: 19/Aug/16 18:57
• Resolved: 19/Aug/16 18:57

Description

When running with a remote QueryCache and using the Criteria API the following exception will occur:

<openjpa-2.3.0-SNAPSHOT-r422266:1367126M nonfatal user error> org.apache.openjpa.persistence.ArgumentException: Failed to execute query "null". Check the query syntax for correctness. See nested exception for details.
at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:872)
at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:794)
at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:542)
at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:286)
at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:302)
at org.apache.openjpa.persistence.criteria.TestRemoteQueryCacheCriteriaQuery.test(TestRemoteQueryCacheCriteriaQuery.java:42)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:600)
at junit.framework.TestCase.runTest(TestCase.java:154)
at org.apache.openjpa.persistence.test.AbstractPersistenceTestCase.runTest(AbstractPersistenceTestCase.java:579)
at junit.framework.TestCase.runBare(TestCase.java:127)
at org.apache.openjpa.persistence.test.AbstractPersistenceTestCase.runBare(AbstractPersistenceTestCase.java:566)
at org.apache.openjpa.persistence.test.AbstractPersistenceTestCase.runBare(AbstractPersistenceTestCase.java:542)
at junit.framework.TestResult$1.protect(TestResult.java:106)
at junit.framework.TestResult.runProtected(TestResult.java:124)
at junit.framework.TestResult.run(TestResult.java:109)
at junit.framework.TestCase.run(TestCase.java:118)
at org.apache.openjpa.persistence.test.AbstractPersistenceTestCase.run(AbstractPersistenceTestCase.java:206)
at junit.framework.TestSuite.runTest(TestSuite.java:208)
at junit.framework.TestSuite.run(TestSuite.java:203)
at org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:130)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
Caused by: java.lang.RuntimeException: java.io.NotSerializableException: org.apache.openjpa.persistence.criteria.CriteriaQueryImpl
at org.apache.openjpa.persistence.criteria.SerializingConcurrentQueryCache.roundtrip(SerializingConcurrentQueryCache.java:57)
at org.apache.openjpa.persistence.criteria.SerializingConcurrentQueryCache.get(SerializingConcurrentQueryCache.java:36)
at org.apache.openjpa.datacache.QueryCacheStoreQuery.checkCache(QueryCacheStoreQuery.java:125)
at org.apache.openjpa.datacache.QueryCacheStoreQuery.access$000(QueryCacheStoreQuery.java:63)
at org.apache.openjpa.datacache.QueryCacheStoreQuery$QueryCacheExecutor.executeQuery(QueryCacheStoreQuery.java:342)
at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1005)
at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:863)
... 27 more
Caused by: java.io.NotSerializableException: org.apache.openjpa.persistence.criteria.CriteriaQueryImpl
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1173)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:336)
at org.apache.openjpa.datacache.QueryKey.writeExternal(QueryKey.java:451)
at java.io.ObjectOutputStream.writeExternalData(ObjectOutputStream.java:1438)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1407)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1167)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:336)
at org.apache.openjpa.persistence.criteria.SerializingConcurrentQueryCache.roundtrip(SerializingConcurrentQueryCache.java:52)
... 33 more