<?xml version="1.0" encoding="UTF-8"?> <persistence version="2.0" xmlns="http://java.sun.com/xml/ns/persistence"; xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; xsi:schemaLocation=" http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd";> <persistence-unit name="test" transaction-type="RESOURCE_LOCAL"> <properties> <property name="openjpa.ConnectionURL" value="jdbc:mysql://localhost:3306/test"/> <property name="openjpa.ConnectionUserName" value="root"/> <property name="openjpa.ConnectionPassword" value="hack123"/> <property name="openjpa.ConnectionDriverName" value="com.mysql.jdbc.Driver"/> <property name="openjpa.Log" value="DefaultLevel=INFO, Runtime=INFO, Tool=INFO, SQL=INFO"/> <property name="openjpa.ConnectionFactoryProperties" value="MaxActive=10,MaxIdle=5,MinIdle=2,MaxWait=1800000"/> <property name="openjpa.jdbc.DBDictionary" value="org.apache.openjpa.jdbc.sql.MySQLDictionary"/> <property name="openjpa.jdbc.SynchronizeMappings" value="buildSchema(ForeignKeys=true)"/> <property name="openjpa.DataCache" value="true(CacheSize=1000, SoftReferenceSize=0)"/> <property name="openjpa.QueryCache" value="true(CacheSize=1000, SoftReferenceSize=0, EvictPolicy='timestamp')"/> <property name="openjpa.DetachState" value="fetch-groups(DetachedStateField=true)"/> <property name="openjpa.jdbc.UpdateManager" value="operation-order"/> </properties> </persistence-unit> </persistence>
On Fri, May 11, 2012 at 2:15 PM, Rick Curtis <[email protected]> wrote: > Please post the persistence.xml file you were that led to this exception. > > Thanks, Rick > On May 11, 2012 2:15 AM, "Daniel Persson" <[email protected]> wrote: > > > Hi. > > > > Might have found a "bug". > > > > This could be replicated with a malformed persistence.xml. You have to > > create a configuration without any classes specified then the QueryCache > > will throw a null pointer exception. > > > > 104 test INFO [main] openjpa.Enhance - You have enabled runtime > > enhancement, but have not specified the set of persistent classes. > OpenJPA > > must look for metadata for every loaded class, which might increase class > > load times significantly. > > SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder". > > SLF4J: Defaulting to no-operation (NOP) logger implementation > > SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for > further > > details. > > 212 test INFO [main] openjpa.Runtime - OpenJPA dynamically loaded a > > validation provider. > > 292 test INFO [main] openjpa.Runtime - Starting OpenJPA 2.2.0 > > 410 test INFO [main] openjpa.jdbc.JDBC - Using dictionary class > > "org.apache.openjpa.jdbc.sql.MySQLDictionary". > > Exception in thread "main" <openjpa-2.2.0-r422266:1244990 nonfatal > general > > error> org.apache.openjpa.persistence.PersistenceException: null > > at > > > > > org.apache.openjpa.kernel.AbstractBrokerFactory.newBroker(AbstractBrokerFactory.java:218) > > at > > > > > org.apache.openjpa.kernel.DelegatingBrokerFactory.newBroker(DelegatingBrokerFactory.java:156) > > at > > > > > org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:227) > > at > > > > > org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:154) > > at > > > > > org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:60) > > at org.ea.test.TestAdd.main(TestAdd.java:20) > > Caused by: java.lang.NullPointerException > > at > > > > > org.apache.openjpa.datacache.AbstractQueryCache.initialize(AbstractQueryCache.java:112) > > at > > > > > org.apache.openjpa.datacache.ConcurrentQueryCache.initialize(ConcurrentQueryCache.java:95) > > at > > > > > org.apache.openjpa.datacache.DataCacheManagerImpl.initialize(DataCacheManagerImpl.java:64) > > at > > > > > org.apache.openjpa.conf.OpenJPAConfigurationImpl.getDataCacheManagerInstance(OpenJPAConfigurationImpl.java:725) > > at > > > > > org.apache.openjpa.kernel.AbstractBrokerFactory.createDelegatingStoreManager(AbstractBrokerFactory.java:843) > > at > > > > > org.apache.openjpa.kernel.AbstractBrokerFactory.initializeBroker(AbstractBrokerFactory.java:226) > > at > > > > > org.apache.openjpa.kernel.AbstractBrokerFactory.newBroker(AbstractBrokerFactory.java:212) > > ... 5 more > > > > > > Best regards > > > > Daniel > > >
