On Thu, 29 Jul 2021 at 11:04, Bhavesh Mistry <bhavesh.mistr...@gmail.com> wrote:
> Hello, > > I am getting an NPE exception in the JDBC driver 42.2.23. > > When the alias is null, NPE results. Is it possible to handle null value > ? I have filled a bug against RCA > https://github.com/vladmihalcea/hibernate-types/issues/335. But, I > thought that PSQL Driver can handle it more gracefully. > > Caused by: java.lang.NullPointerException: null > at > org.postgresql.jdbc.TypeInfoCache.getTypeForAlias(TypeInfoCache.java:675) > at > org.postgresql.jdbc.TypeInfoCache.getPGArrayType(TypeInfoCache.java:519) > at > org.postgresql.jdbc.PgConnection.createArrayOf(PgConnection.java:1375) > at > org.postgresql.jdbc.PgConnection.createArrayOf(PgConnection.java:1399) > at > org.apache.commons.dbcp2.DelegatingConnection.createArrayOf(DelegatingConnection.java:827) > at > org.apache.commons.dbcp2.DelegatingConnection.createArrayOf(DelegatingConnection.java:827) > at > org.apache.commons.dbcp2.DelegatingConnection.createArrayOf(DelegatingConnection.java:827) > at > com.vladmihalcea.hibernate.type.array.internal.ArraySqlTypeDescriptor$1.doBind(ArraySqlTypeDescriptor.java:36) > at > org.hibernate.type.descriptor.sql.BasicBinder.bind(BasicBinder.java:73) > at > org.hibernate.type.AbstractStandardBasicType.nullSafeSet(AbstractStandardBasicType.java:276) > at > org.hibernate.type.AbstractStandardBasicType.nullSafeSet(AbstractStandardBasicType.java:271) > at > org.hibernate.type.AbstractSingleColumnStandardBasicType.nullSafeSet(AbstractSingleColumnStandardBasicType.java:39) > at > org.hibernate.persister.entity.AbstractEntityPersister.dehydrate(AbstractEntityPersister.java:2995) > at > org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:3292) > at > org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:3828) > at > org.hibernate.action.internal.EntityInsertAction.execute(EntityInsertAction.java:107) > at > org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:604) > at > org.hibernate.engine.spi.ActionQueue.lambda$executeActions$1(ActionQueue.java:478) > at java.base/java.util.LinkedHashMap.forEach(LinkedHashMap.java:684) > at > org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:475) > at > org.hibernate.event.internal.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:348) > at > org.hibernate.event.internal.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:40) > at > org.hibernate.event.service.internal.EventListenerGroupImpl.fireEventOnEachListener(EventListenerGroupImpl.java:102) > at org.hibernate.internal.SessionImpl.doFlush(SessionImpl.java:1362) > at > org.hibernate.internal.SessionImpl.managedFlush(SessionImpl.java:453) > at > org.hibernate.internal.SessionImpl.flushBeforeTransactionCompletion(SessionImpl.java:3212) > at > org.hibernate.internal.SessionImpl.beforeTransactionCompletion(SessionImpl.java:2380) > at > org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.beforeTransactionCompletion(JdbcCoordinatorImpl.java:447) > at > org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.beforeCompletionCallback(JdbcResourceLocalTransactionCoordinatorImpl.java:183) > at > org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.access$300(JdbcResourceLocalTransactionCoordinatorImpl.java:40) > at > org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.commit(JdbcResourceLocalTransactionCoordinatorImpl.java:281) > at > org.hibernate.engine.transaction.internal.TransactionImpl.commit(TransactionImpl.java:101) > ... 123 common frames omitted > > public String getTypeForAlias(String alias) { > String type = typeAliases.get(alias); > if (type != null) { > return type; > } > if (alias.indexOf('"') == -1) { *// THIS LINE THROWS NPE SINCE alias is > null ** * > type = typeAliases.get(alias.toLowerCase()); > if (type != null) { > return type; > } > } > return alias; > } > > > It would appear that improv: type alias handling in TypeInfoCache by bokken · Pull Request #1986 · pgjdbc/pgjdbc (github.com) <https://github.com/pgjdbc/pgjdbc/pull/1986> should be backpatched into 42.2.24 which should solve this problem Thanks, Dave > > -- > Thanks, > > Bhavesh > >
