com.jfinal.plugin.activerecord.ActiveRecordException: java.sql.SQLException: 仅 READ_COMMITTED 和 SERIALIZABLE 是有效的事务处理级

at com.jfinal.plugin.activerecord.DbPro.tx(DbPro.java:723)

at com.jfinal.plugin.activerecord.DbPro.tx(DbPro.java:748)

at com.jfinal.plugin.activerecord.Db.tx(Db.java:460)

at com.lt.service.S2120Service.save(S2120Service.java:59)

at com.lt.service.S2120Service$$EnhancerByCGLIB$$520e025.CGLIB$save$0()

at com.lt.service.S2120Service$$EnhancerByCGLIB$$520e025$$FastClassByCGLIB$$7c9cb132.invoke()

at net.sf.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:228)

at com.jfinal.aop.Invocation.invoke(Invocation.java:82)

at com.jfinal.aop.Callback.intercept(Callback.java:96)

at com.lt.service.S2120Service$$EnhancerByCGLIB$$520e025.save()

at com.lt.controller.C2120Controller.save(C2120Controller.java:61)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:597)

at com.jfinal.aop.Invocation.invoke(Invocation.java:73)

at com.lt.Interceptor.ExceptionInterceptor.intercept(ExceptionInterceptor.java:22)

at com.jfinal.aop.Invocation.invoke(Invocation.java:67)

at com.jfinal.core.ActionHandler.handle(ActionHandler.java:74)

at com.lt.handler.PermissionHandler.handle(PermissionHandler.java:58)

at com.jfinal.ext.handler.ContextPathHandler.handle(ContextPathHandler.java:47)

at com.jfinal.plugin.druid.DruidStatViewHandler.handle(DruidStatViewHandler.java:75)

at com.jfinal.core.JFinalFilter.doFilter(JFinalFilter.java:72)

at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1307)

at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:453)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)

at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:560)

at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)

at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1072)

at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:382)

at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)

at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1006)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)

at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)

at org.eclipse.jetty.server.Server.handle(Server.java:365)

at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:485)

at org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:937)

at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:998)

at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:856)

at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240)

at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82)

at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:628)

at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52)

at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)

at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)

at java.lang.Thread.run(Thread.java:662)

Caused by: java.sql.SQLException: 仅 READ_COMMITTED 和 SERIALIZABLE 是有效的事务处理级

at oracle.jdbc.driver.PhysicalConnection.setTransactionIsolation(PhysicalConnection.java:4611)

at com.alibaba.druid.filter.FilterChainImpl.connection_setTransactionIsolation(FilterChainImpl.java:633)

at com.alibaba.druid.filter.FilterAdapter.connection_setTransactionIsolation(FilterAdapter.java:1031)

at com.alibaba.druid.filter.FilterChainImpl.connection_setTransactionIsolation(FilterChainImpl.java:629)

at com.alibaba.druid.proxy.jdbc.ConnectionProxyImpl.setTransactionIsolation(ConnectionProxyImpl.java:488)

at com.alibaba.druid.pool.DruidPooledConnection.setTransactionIsolation(DruidPooledConnection.java:899)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:597)

at com.jfinal.plugin.activerecord.SqlReporter.invoke(SqlReporter.java:58)

at com.sun.proxy.$Proxy5.setTransactionIsolation(Unknown Source)

at com.jfinal.plugin.activerecord.DbPro.tx(DbPro.java:709)

... 45 more

@Jfinal 这个应该怎么设置呢？各位大神？