apache drill java.lang.NullPointerException - apache-drill

I am trying to use drill in embedded mode under windows. But I am having the following error:
> sqlline.bat -u "jdbc:drill:zk=local"
DRILL_ARGS - " -u jdbc:drill:zk=local"
Calculating HADOOP_CLASSPATH ...
HBASE_HOME not detected...
Calculating Drill classpath...
java.lang.NullPointerException
apache drill 1.13.0
"a drill is a terrible thing to waste"
0: jdbc:drill:zk=local>
0: jdbc:drill:zk=local>
0: jdbc:drill:zk=local>
0: jdbc:drill:zk=local> show tables;
No current connection
0: jdbc:drill:zk=local>
You can see there is no current connection and also the web console does not work either. Thanks
Edit: Add log file content.
2018-05-31 03:44:27,981 [main] INFO
o.a.drill.common.config.DrillConfig - Configuration and plugin file(s)
identified in 115ms. Base Configuration:
- jar:file:/C:/apache-drill-1.13.0/jars/drill-common-1.13.0.jar!/drill-default.conf
Intermediate Configuration and Plugin files, in order of precedence:
- jar:file:/C:/apache-drill-1.13.0/jars/drill-storage-kafka-1.13.0.jar!/drill-module.conf
- jar:file:/C:/apache-drill-1.13.0/jars/drill-opentsdb-storage-1.13.0.jar!/drill-module.conf
- jar:file:/C:/apache-drill-1.13.0/jars/drill-hive-exec-shaded-1.13.0.jar!/drill-module.conf
- jar:file:/C:/apache-drill-1.13.0/jars/drill-java-exec-1.13.0.jar!/drill-module.conf
- jar:file:/C:/apache-drill-1.13.0/jars/drill-storage-hbase-1.13.0.jar!/drill-module.conf
- jar:file:/C:/apache-drill-1.13.0/jars/drill-kudu-storage-1.13.0.jar!/drill-module.conf
- jar:file:/C:/apache-drill-1.13.0/jars/drill-logical-1.13.0.jar!/drill-module.conf
- jar:file:/C:/apache-drill-1.13.0/jars/drill-jdbc-storage-1.13.0.jar!/drill-module.conf
- jar:file:/C:/apache-drill-1.13.0/jars/drill-mongo-storage-1.13.0.jar!/drill-module.conf
- jar:file:/C:/apache-drill-1.13.0/jars/drill-gis-1.13.0.jar!/drill-module.conf
- jar:file:/C:/apache-drill-1.13.0/jars/drill-memory-base-1.13.0.jar!/drill-module.conf
- jar:file:/C:/apache-drill-1.13.0/jars/drill-common-1.13.0.jar!/drill-module.conf
- jar:file:/C:/apache-drill-1.13.0/jars/drill-storage-hive-core-1.13.0.jar!/drill-module.conf
Override File: file:/C:/apache-drill-1.13.0/conf/drill-override.conf
Overridden Properties: -user = -password = -zk = local
2018-05-31 03:44:28,278 [main] WARN o.a.drill.exec.util.GuavaPatcher
- Unable to patch Guava classes. javassist.CannotCompileException: by java.lang.LinkageError: loader (instance of
sun/misc/Launcher$AppClassLoader): attempted duplicate class
definition for name: "com/google/common/base/Stopwatch" at
javassist.ClassPool.toClass(ClassPool.java:1099)
~[javassist-3.16.1-GA.jar:na] at
javassist.ClassPool.toClass(ClassPool.java:1042)
~[javassist-3.16.1-GA.jar:na] at
javassist.ClassPool.toClass(ClassPool.java:1000)
~[javassist-3.16.1-GA.jar:na] at
javassist.CtClass.toClass(CtClass.java:1140)
~[javassist-3.16.1-GA.jar:na] at
org.apache.drill.exec.util.GuavaPatcher.patchStopwatch(GuavaPatcher.java:66)
~[drill-java-exec-1.13.0.jar:1.13.0] at
org.apache.drill.exec.util.GuavaPatcher.patch(GuavaPatcher.java:36)
~[drill-java-exec-1.13.0.jar:1.13.0] at
org.apache.drill.exec.server.Drillbit.(Drillbit.java:69)
[drill-java-exec-1.13.0.jar:1.13.0] at
org.apache.drill.jdbc.impl.DrillConnectionImpl.(DrillConnectionImpl.java:134)
[drill-jdbc-1.13.0.jar:1.13.0] at
org.apache.drill.jdbc.impl.DrillJdbc41Factory.newDrillConnection(DrillJdbc41Factory.java:73)
[drill-jdbc-1.13.0.jar:1.13.0] at
org.apache.drill.jdbc.impl.DrillFactory.newConnection(DrillFactory.java:69)
[drill-jdbc-1.13.0.jar:1.13.0] at
org.apache.calcite.avatica.UnregisteredDriver.connect(UnregisteredDriver.java:138)
[avatica-1.10.0.jar:1.10.0] at
org.apache.drill.jdbc.Driver.connect(Driver.java:72)
[drill-jdbc-1.13.0.jar:1.13.0] at
sqlline.DatabaseConnection.connect(DatabaseConnection.java:168)
[sqlline-1.1.9-drill-r7.jar:na] at
sqlline.DatabaseConnection.getConnection(DatabaseConnection.java:214)
[sqlline-1.1.9-drill-r7.jar:na] at
sqlline.Commands.connect(Commands.java:1083)
[sqlline-1.1.9-drill-r7.jar:na] at
sqlline.Commands.connect(Commands.java:1015)
[sqlline-1.1.9-drill-r7.jar:na] at
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
~[na:1.8.0_171] at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
~[na:1.8.0_171] at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
~[na:1.8.0_171] at java.lang.reflect.Method.invoke(Method.java:498)
~[na:1.8.0_171] at
sqlline.ReflectiveCommandHandler.execute(ReflectiveCommandHandler.java:36)
[sqlline-1.1.9-drill-r7.jar:na] at
sqlline.SqlLine.dispatch(SqlLine.java:742)
[sqlline-1.1.9-drill-r7.jar:na] at
sqlline.SqlLine.initArgs(SqlLine.java:528)
[sqlline-1.1.9-drill-r7.jar:na] at
sqlline.SqlLine.begin(SqlLine.java:596)
[sqlline-1.1.9-drill-r7.jar:na] at
sqlline.SqlLine.start(SqlLine.java:375)
[sqlline-1.1.9-drill-r7.jar:na] at
sqlline.SqlLine.main(SqlLine.java:268) [sqlline-1.1.9-drill-r7.jar:na]
Caused by: java.lang.LinkageError: loader (instance of
sun/misc/Launcher$AppClassLoader): attempted duplicate class
definition for name: "com/google/common/base/Stopwatch" at
java.lang.ClassLoader.defineClass1(Native Method) ~[na:1.8.0_171] at
java.lang.ClassLoader.defineClass(ClassLoader.java:763)
~[na:1.8.0_171] at
java.lang.ClassLoader.defineClass(ClassLoader.java:642)
~[na:1.8.0_171] at
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
~[na:1.8.0_171] at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
~[na:1.8.0_171] at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
~[na:1.8.0_171] at java.lang.reflect.Method.invoke(Method.java:498)
~[na:1.8.0_171] at javassist.ClassPool.toClass2(ClassPool.java:1112)
~[javassist-3.16.1-GA.jar:na] at
javassist.ClassPool.toClass(ClassPool.java:1093)
~[javassist-3.16.1-GA.jar:na]

You have incompatible Guava version with Drill's one in your HADOOP_CLASSPATH.
You can find similar issues here: DRILL-4931,
DRILL-4928
Try to exclude Guava jars from your HADOOP_CLASSPATH or just unset it by:
~$unset HADOOP_CLASSPATH
This issue should be resolved after merging PR for DRILL-6422

Related

Java out of memory problem with parquet in spark file

i was trying to solve the 2009 problem from the data exposition of the Statistical
computing and Statistical graphics. The first step was about loading dataset, merging them and save them as parquet file. i am having trouble with this last step.
a.spark<-spark_read_csv(sc,"1987.csv")
b.spark<-spark_read_csv(sc,"1988.csv")
c.spark<-spark_read_csv(sc,"1989.csv")
d.spark<-spark_read_csv(sc,"1990.csv")
e.spark<-spark_read_csv(sc,"1991.csv")
f.spark<-spark_read_csv(sc,"1992.csv")
g.spark<-spark_read_csv(sc,"1993.csv")
h.spark<-spark_read_csv(sc,"1994.csv")
i.spark<-spark_read_csv(sc,"1995.csv")
j.spark<-spark_read_csv(sc,"1996.csv")
k.spark<-spark_read_csv(sc,"1997.csv")
l.spark<-spark_read_csv(sc,"1998.csv")
m.spark<-spark_read_csv(sc,"1999.csv")
n.spark<-spark_read_csv(sc,"2000.csv")
o.spark<-spark_read_csv(sc,"2001.csv")
p.spark<-spark_read_csv(sc,"2002.csv")
q.spark<-spark_read_csv(sc,"2003.csv")
r.spark<-spark_read_csv(sc,"2004.csv")
s.spark<-spark_read_csv(sc,"2005.csv")
t.spark<-spark_read_csv(sc,"2006.csv")
u.spark<-spark_read_csv(sc,"2007.csv")
v.spark<-spark_read_csv(sc,"2008.csv")
ab<-full_join(a.spark,b.spark,suffix=c("a.spark","b.spark"))
cd<-full_join(c.spark,d.spark,suffix=c("c.spark","d.spark"))
ef<-full_join(e.spark,f.spark,suffix=c("e.spark","f.spark"))
gh<-full_join(g.spark,h.spark)
ij<-full_join(i.spark,j.spark)
kl<-full_join(k.spark,l.spark)
mn<-full_join(m.spark,n.spark)
op<-full_join(o.spark,p.spark)
qr<-full_join(q.spark,r.spark)
st<-full_join(s.spark,t.spark)
uv<-full_join(u.spark,v.spark)
abcd<-full_join(ab,cd,suffix=c("ab","cd"))
efgh<-full_join(ef,gh)
ijkl<-full_join(ij,kl)
mnop<-full_join(mn,op)
qrst<-full_join(qr,st)
ah<-full_join(abcd,efgh)
ip<-full_join(ijkl,mnop)
qv<-full_join(qrst,uv)
ap<-full_join(ah,ip)
av<-full_join(ap,qv)
spark_write_parquet(av,path=("the path on the pc"),mode="overwrite")
and i get this error
Error: org.apache.spark.SparkException: Job aborted.
at org.apache.spark.sql.execution.datasources.FileFormatWriter$.write(FileFormatWriter.scala:224)
at org.apache.spark.sql.execution.datasources.InsertIntoHadoopFsRelationCommand.run(InsertIntoHadoopFsRelationCommand.scala:154)
at org.apache.spark.sql.execution.command.DataWritingCommandExec.sideEffectResult$lzycompute(commands.scala:104)
at org.apache.spark.sql.execution.command.DataWritingCommandExec.sideEffectResult(commands.scala:102)
at org.apache.spark.sql.execution.command.DataWritingCommandExec.doExecute(commands.scala:122)
at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:131)
at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:127)
at org.apache.spark.sql.execution.SparkPlan$$anonfun$executeQuery$1.apply(SparkPlan.scala:155)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:151)
at org.apache.spark.sql.execution.SparkPlan.executeQuery(SparkPlan.scala:152)
at org.apache.spark.sql.execution.SparkPlan.execute(SparkPlan.scala:127)
at org.apache.spark.sql.execution.QueryExecution.toRdd$lzycompute(QueryExecution.scala:80)
at org.apache.spark.sql.execution.QueryExecution.toRdd(QueryExecution.scala:80)
at org.apache.spark.sql.DataFrameWriter$$anonfun$runCommand$1.apply(DataFrameWriter.scala:654)
at org.apache.spark.sql.DataFrameWriter$$anonfun$runCommand$1.apply(DataFrameWriter.scala:654)
at org.apache.spark.sql.execution.SQLExecution$.withNewExecutionId(SQLExecution.scala:77)
at org.apache.spark.sql.DataFrameWriter.runCommand(DataFrameWriter.scala:654)
at org.apache.spark.sql.DataFrameWriter.saveToV1Source(DataFrameWriter.scala:273)
at org.apache.spark.sql.DataFrameWriter.save(DataFrameWriter.scala:267)
at org.apache.spark.sql.DataFrameWriter.save(DataFrameWriter.scala:225)
at org.apache.spark.sql.DataFrameWriter.parquet(DataFrameWriter.scala:547)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at sparklyr.Invoke.invoke(invoke.scala:161)
at sparklyr.StreamHandler.handleMethodCall(stream.scala:141)
at sparklyr.StreamHandler.read(stream.scala:62)
at sparklyr.BackendHandler$$anonfun$channelRead0$1.apply$mcV$sp(handler.scala:60)
at scala.util.control.Breaks.breakable(Breaks.scala:38)
at sparklyr.BackendHandler.channelRead0(handler.scala:40)
at sparklyr.BackendHandler.channelRead0(handler.scala:14)
at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)
at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)
at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:310)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:284)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1359)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:935)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:138)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:645)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:580)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:497)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:459)
at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
at java.lang.Thread.run(Unknown Source)
Caused by: org.apache.spark.SparkException: Job aborted due to stage failure: Task 7 in stage 159.0 failed 1 times, most recent failure: Lost task 7.0 in stage 159.0 (TID 663, localhost, executor driver): org.apache.spark.memory.SparkOutOfMemoryError: error while calling spill() on org.apache.spark.util.collection.unsafe.sort.UnsafeExternalSorter#1337ff33 : Spazio su disco insufficiente
at org.apache.spark.memory.TaskMemoryManager.acquireExecutionMemory(TaskMemoryManager.java:217)
at org.apache.spark.memory.TaskMemoryManager.allocatePage(TaskMemoryManager.java:283)
at org.apache.spark.memory.MemoryConsumer.allocatePage(MemoryConsumer.java:117)
at org.apache.spark.util.collection.unsafe.sort.UnsafeExternalSorter.acquireNewPageIfNecessary(UnsafeExternalSorter.java:383)
at org.apache.spark.util.collection.unsafe.sort.UnsafeExternalSorter.insertRecord(UnsafeExternalSorter.java:407)
at org.apache.spark.sql.execution.UnsafeExternalRowSorter.insertRow(UnsafeExternalRowSorter.java:135)
at org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIteratorForCodegenStage11.sort_addToSorter$(Unknown Source)
at org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIteratorForCodegenStage11.processNext(Unknown Source)
at org.apache.spark.sql.execution.BufferedRowIterator.hasNext(BufferedRowIterator.java:43)
at org.apache.spark.sql.execution.WholeStageCodegenExec$$anonfun$10$$anon$1.hasNext(WholeStageCodegenExec.scala:614)
at org.apache.spark.sql.execution.RowIteratorFromScala.advanceNext(RowIterator.scala:83)
at org.apache.spark.sql.execution.joins.SortMergeFullOuterJoinScanner.advancedLeft(SortMergeJoinExec.scala:992)
at org.apache.spark.sql.execution.joins.SortMergeFullOuterJoinScanner.<init>(SortMergeJoinExec.scala:982)
at org.apache.spark.sql.execution.joins.SortMergeJoinExec$$anonfun$doExecute$1.apply(SortMergeJoinExec.scala:243)
at org.apache.spark.sql.execution.joins.SortMergeJoinExec$$anonfun$doExecute$1.apply(SortMergeJoinExec.scala:150)
at org.apache.spark.rdd.ZippedPartitionsRDD2.compute(ZippedPartitionsRDD.scala:89)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:324)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:288)
at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:324)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:288)
at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:324)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:288)
at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:96)
at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:53)
at org.apache.spark.scheduler.Task.run(Task.scala:109)
at org.apache.spark.executor.Executor$TaskRunner.r
i dont know how to solve the problem. i've tried with options(java.parameters="-Xmx3072m"), but with 0 results.

Gradle UnitTest | javax.xml.bind.PropertyException: name: eclipselink.media-type value: application/json

Need guidance on how to solve the issue occurring while executing a gradle unit-test involving marshaling of a JPA Entity using EclipseLink MOXy jaxb library. The same unit test runs successfully when ran as Junit Test from eclipse. Here is the exception stack trace. My suspect is gradle classpath issue.
javax.xml.bind.PropertyException: name: eclipselink.media-type value: application/json
at javax.xml.bind.helpers.AbstractMarshallerImpl.setProperty(AbstractMarshallerImpl.java:358)
at com.sun.xml.internal.bind.v2.runtime.MarshallerImpl.setProperty(MarshallerImpl.java:527)
I ensured that a jaxb.index file available in com.dams.foo package and listing all the Entities. Here is code sinnpet involved in json marshalling
public static String toJson(Object objectToSeralize) throws Exception {
JAXBContext jaxbContext = JAXBContext.newInstance("com.dams.foo");
StringWriter stringWriter = new StringWriter();
Marshaller marshaller = jaxbContext.createMarshaller();
marshaller.setProperty("eclipselink.media-type", "application/json");
marshaller.marshal(objectToSeralize, stringWriter);
return stringWriter.toString();
}
I see the required jars are being listed in gradle debug under application classpath
15:37:43.196 [DEBUG] [org.gradle.process.internal.worker.DefaultWorkerProcessBuilder] Creating Gradle Test Executor 1
15:37:43.196 [DEBUG] [org.gradle.process.internal.worker.DefaultWorkerProcessBuilder] Using application classpath [C:\dev\build\classes\test, C:\dev\build\resources\test, C:\dev\build\classes\main, C:\dev\build\resources\main, ..... C:\Users\dams\.gradle\caches\modules-2\files-2.1\org.eclipse.persistence\eclipselink\2.6.4\526cc0ddb69c01784e7e9b0a048f39dc313403cb\eclipselink-2.6.4.jar .......]
But during test execution I don't see the application classpath being used, but just gradle-worker.jar file only as shown below
15:37:43.212 [INFO] [org.gradle.process.internal.DefaultExecHandle] Starting process 'Gradle Test Executor 1'. Working directory: C:\dev Command: C:\Program Files\Java\jdk1.8.0_102\bin\java.exe -Djava.security.manager=worker.org.gradle.process.internal.worker.child.BootstrapSecurityManager -Dfile.encoding=windows-1252 -Duser.country=IN -Duser.language=en -Duser.variant -ea -cp C:\Users\dams\.gradle\caches\3.3\workerMain\gradle-worker.jar worker.org.gradle.process.internal.worker.GradleWorkerMain 'Gradle Test Executor 1'
Please help to resolve this issue?
Here is dependencies section of build.gradle file
dependencies {
compile 'com.google.guava:guava:20.0'
compile group: 'org.slf4j', name: 'slf4j-api', version: '1.7.25'
compile group: 'org.slf4j', name: 'slf4j-log4j12', version: '1.7.25'
compile group: 'com.fasterxml.uuid', name: 'java-uuid-generator', version: '3.1.4'
compile group: 'org.eclipse.persistence', name: 'eclipselink', version: '2.6.4'
compile group: 'com.zaxxer', name: 'HikariCP', version: '2.6.0'
compile group: 'com.google.code.gson', name: 'gson', version: '2.8.0'
compile group: 'mysql', name: 'mysql-connector-java', version: '6.0.5'
compile group: 'com.googlecode.genericdao', name: 'dao', version: '1.2.0'
testCompile 'junit:junit:4.12'
}
stack trace from gradle debug mode
com.ct.test.pm.TestJsonSerializer > testJsonSerilalizer STANDARD_ERROR
javax.xml.bind.PropertyException: name: eclipselink.media-type value: application/json
at javax.xml.bind.helpers.AbstractMarshallerImpl.setProperty(AbstractMarshallerImpl.java:358)
at com.sun.xml.internal.bind.v2.runtime.MarshallerImpl.setProperty(MarshallerImpl.java:527)
at com.ct.db.util.CustomJsonSerializerUtility.toJson(CustomJsonSerializerUtility.java:41)
at com.ct.test.pm.TestJsonSerializer.testJsonSerilalizer(TestJsonSerializer.java:43)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecuter.runTestClass(JUnitTestClassExecuter.java:114)
at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecuter.execute(JUnitTestClassExecuter.java:57)
at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassProcessor.processTestClass(JUnitTestClassProcessor.java:66)
at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.processTestClass(SuiteTestClassProcessor.java:51)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:35)
at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:32)
at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:93)
at com.sun.proxy.$Proxy3.processTestClass(Unknown Source)
at org.gradle.api.internal.tasks.testing.worker.TestWorker.processTestClass(TestWorker.java:109)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:35)
at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
at org.gradle.internal.remote.internal.hub.MessageHub$Handler.run(MessageHub.java:377)
at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:54)
at org.gradle.internal.concurrent.StoppableExecutorImpl$1.run(StoppableExecutorImpl.java:40)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
and the output of gradle --stacktrace test is :
gradle --stacktrace test
:compileJava UP-TO-DATE
:processResources UP-TO-DATE
:classes UP-TO-DATE
:compileTestJava UP-TO-DATE
:processTestResources UP-TO-DATE
:testClasses UP-TO-DATE
:test
com.ct.test.pm.TestJsonSerializer > testJsonSerilalizer FAILED
java.lang.AssertionError at TestJsonSerializer.java:52
2 tests completed, 1 failed
:test FAILED
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':test'.
> There were failing tests. See the report at: file:///C:/dev/build/reports/tests/test/index.html
* Try:
Run with --info or --debug option to get more log output.
* Exception is:
org.gradle.api.tasks.TaskExecutionException: Execution failed for task ':test'.
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:84)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:55)
at org.gradle.api.internal.tasks.execution.SkipUpToDateTaskExecuter.execute(SkipUpToDateTaskExecuter.java:62)
at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:58)
at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:88)
at org.gradle.api.internal.tasks.execution.ResolveTaskArtifactStateTaskExecuter.execute(ResolveTaskArtifactStateTaskExecuter.java:46)
at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:51)
at org.gradle.api.internal.tasks.execution.SkipOnlyIfTaskExecuter.execute(SkipOnlyIfTaskExecuter.java:54)
at org.gradle.api.internal.tasks.execution.ExecuteAtMostOnceTaskExecuter.execute(ExecuteAtMostOnceTaskExecuter.java:43)
at org.gradle.api.internal.tasks.execution.CatchExceptionTaskExecuter.execute(CatchExceptionTaskExecuter.java:34)
at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker$1.execute(DefaultTaskGraphExecuter.java:236)
at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker$1.execute(DefaultTaskGraphExecuter.java:228)
at org.gradle.internal.Transformers$4.transform(Transformers.java:169)
at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:106)
at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:61)
at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:228)
at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:215)
at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.processTask(AbstractTaskPlanExecutor.java:77)
at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.run(AbstractTaskPlanExecutor.java:58)
at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor.process(DefaultTaskPlanExecutor.java:32)
at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter.execute(DefaultTaskGraphExecuter.java:113)
at org.gradle.execution.SelectedTaskExecutionAction.execute(SelectedTaskExecutionAction.java:37)
at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:37)
at org.gradle.execution.DefaultBuildExecuter.access$000(DefaultBuildExecuter.java:23)
at org.gradle.execution.DefaultBuildExecuter$1.proceed(DefaultBuildExecuter.java:43)
at org.gradle.execution.DryRunBuildExecutionAction.execute(DryRunBuildExecutionAction.java:32)
at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:37)
at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:30)
at org.gradle.initialization.DefaultGradleLauncher$3.execute(DefaultGradleLauncher.java:196)
at org.gradle.initialization.DefaultGradleLauncher$3.execute(DefaultGradleLauncher.java:193)
at org.gradle.internal.Transformers$4.transform(Transformers.java:169)
at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:106)
at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:56)
at org.gradle.initialization.DefaultGradleLauncher.doBuildStages(DefaultGradleLauncher.java:193)
at org.gradle.initialization.DefaultGradleLauncher.doBuild(DefaultGradleLauncher.java:119)
at org.gradle.initialization.DefaultGradleLauncher.run(DefaultGradleLauncher.java:102)
at org.gradle.launcher.exec.GradleBuildController.run(GradleBuildController.java:71)
at org.gradle.tooling.internal.provider.ExecuteBuildActionRunner.run(ExecuteBuildActionRunner.java:28)
at org.gradle.launcher.exec.ChainingBuildActionRunner.run(ChainingBuildActionRunner.java:35)
at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:41)
at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:26)
at org.gradle.tooling.internal.provider.ContinuousBuildActionExecuter.execute(ContinuousBuildActionExecuter.java:75)
at org.gradle.tooling.internal.provider.ContinuousBuildActionExecuter.execute(ContinuousBuildActionExecuter.java:49)
at org.gradle.tooling.internal.provider.ServicesSetupBuildActionExecuter.execute(ServicesSetupBuildActionExecuter.java:44)
at org.gradle.tooling.internal.provider.ServicesSetupBuildActionExecuter.execute(ServicesSetupBuildActionExecuter.java:29)
at org.gradle.launcher.daemon.server.exec.ExecuteBuild.doBuild(ExecuteBuild.java:67)
at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:36)
at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
at org.gradle.launcher.daemon.server.exec.WatchForDisconnection.execute(WatchForDisconnection.java:47)
at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
at org.gradle.launcher.daemon.server.exec.ResetDeprecationLogger.execute(ResetDeprecationLogger.java:26)
at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
at org.gradle.launcher.daemon.server.exec.RequestStopIfSingleUsedDaemon.execute(RequestStopIfSingleUsedDaemon.java:34)
at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
at org.gradle.launcher.daemon.server.exec.ForwardClientInput$2.call(ForwardClientInput.java:74)
at org.gradle.launcher.daemon.server.exec.ForwardClientInput$2.call(ForwardClientInput.java:72)
at org.gradle.util.Swapper.swap(Swapper.java:38)
at org.gradle.launcher.daemon.server.exec.ForwardClientInput.execute(ForwardClientInput.java:72)
at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
at org.gradle.launcher.daemon.server.exec.LogAndCheckHealth.execute(LogAndCheckHealth.java:55)
at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
at org.gradle.launcher.daemon.server.exec.LogToClient.doBuild(LogToClient.java:60)
at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:36)
at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
at org.gradle.launcher.daemon.server.exec.EstablishBuildEnvironment.doBuild(EstablishBuildEnvironment.java:72)
at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:36)
at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
at org.gradle.launcher.daemon.server.exec.StartBuildOrRespondWithBusy$1.run(StartBuildOrRespondWithBusy.java:50)
at org.gradle.launcher.daemon.server.DaemonStateCoordinator$1.run(DaemonStateCoordinator.java:297)
at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:54)
at org.gradle.internal.concurrent.StoppableExecutorImpl$1.run(StoppableExecutorImpl.java:40)
Caused by: org.gradle.api.GradleException: There were failing tests. See the report at: file:///C:/dev/build/reports/tests/test/index.html
at org.gradle.api.tasks.testing.Test.handleTestFailures(Test.java:1250)
at org.gradle.api.tasks.testing.Test.executeTests(Test.java:662)
at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:73)
at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.doExecute(DefaultTaskClassInfoStore.java:141)
at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.execute(DefaultTaskClassInfoStore.java:134)
at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.execute(DefaultTaskClassInfoStore.java:123)
at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:632)
at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:615)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:95)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:76)
... 70 more
BUILD FAILED

Spark - Mysql connection - Unsupported major.minor version 52.0 error

I am trying to extract MySQL data through Spark but unfortunately I am getting below error. Here is my sample RDD :
emp_df = sqlContext.read.format("jdbc").option("url",url).option("dbtable","employee").option("driver", 'com.mysql.jdbc.Driver').load()
Error :
**Py4JJavaError: An error occurred while calling o149.load. : java.lang.UnsupportedClassVersionError: com/mysql/jdbc/Driver : Unsupported major.minor version 52.0** at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:803) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:449) at java.net.URLClassLoader.access$100(URLClassLoader.java:71) at java.net.URLClassLoader$1.run(URLClassLoader.java:361) at java.net.URLClassLoader$1.run(URLClassLoader.java:355) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:354) at java.lang.ClassLoader.loadClass(ClassLoader.java:425) at java.lang.ClassLoader.loadClass(ClassLoader.java:358) at org.apache.spark.sql.execution.datasources.jdbc.DriverRegistry$.register(DriverRegistry.scala:38) at org.apache.spark.sql.execution.datasources.jdbc.JdbcUtils$$anonfun$createConnectionFactory$1.apply(JdbcUtils.scala:45) at org.apache.spark.sql.execution.datasources.jdbc.JdbcUtils$$anonfun$createConnectionFactory$1.apply(JdbcUtils.scala:45) at scala.Option.foreach(Option.scala:236) at org.apache.spark.sql.execution.datasources.jdbc.JdbcUtils$.createConnectionFactory(JdbcUtils.scala:45) at org.apache.spark.sql.execution.datasources.jdbc.JDBCRDD$.resolveTable(JDBCRDD.scala:120) at org.apache.spark.sql.execution.datasources.jdbc.JDBCRelation.<init>(JDBCRelation.scala:91) at org.apache.spark.sql.execution.datasources.jdbc.DefaultSource.createRelation(DefaultSource.scala:57) at org.apache.spark.sql.execution.datasources.ResolvedDataSource$.apply(ResolvedDataSource.scala:158) at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:119) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:231) at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:381) at py4j.Gateway.invoke(Gateway.java:259) at py4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:133) at py4j.commands.CallCommand.execute(CallCommand.java:79) at py4j.GatewayConnection.run(GatewayConnection.java:209) at java.lang.Thread.run(Thread.java:745)
It is a Java version mismatch. The JDK and JRE should not be conflicting. If you are using JDk-1.8, use JRE 8

Hibernate Null Pointer on save object

So I'm running a springboot application and when I run on OSX I get a null pointer. When I run the same application on a ubuntu vm it works just fine, as well as someone else OSX computer. I can't figure out what would cause this. I have tried forcing maven to re-download the hibernate library but it made no change. The model extends JPARepository, and has appropriate mappings. I'm able to create the tables, as well as read from the db, just not write to it. Not sure what code might be relevant.
Hibernate: insert into Organization (version, date_created, last_updated, name, org_id) values (?, ?, ?, ?, ?)
java.lang.NullPointerException
at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.handleAndClearWarnings(SqlExceptionHelper.java:320)
at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.logAndClearWarnings(SqlExceptionHelper.java:273)
at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.close(JdbcCoordinatorImpl.java:529)
at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.release(JdbcCoordinatorImpl.java:421)
at org.hibernate.id.insert.AbstractReturningDelegate.releaseStatement(AbstractReturningDelegate.java:82)
at org.hibernate.id.insert.AbstractReturningDelegate.performInsert(AbstractReturningDelegate.java:61)
at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:3032)
at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:3558)
at org.hibernate.action.internal.EntityIdentityInsertAction.execute(EntityIdentityInsertAction.java:98)
at org.hibernate.engine.spi.ActionQueue.execute(ActionQueue.java:492)
at org.hibernate.engine.spi.ActionQueue.addResolvedEntityInsertAction(ActionQueue.java:197)
at org.hibernate.engine.spi.ActionQueue.addInsertAction(ActionQueue.java:181)
at org.hibernate.engine.spi.ActionQueue.addAction(ActionQueue.java:216)
at org.hibernate.event.internal.AbstractSaveEventListener.addInsertAction(AbstractSaveEventListener.java:334)
at org.hibernate.event.internal.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:289)
at org.hibernate.event.internal.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:195)
at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:126)
at org.hibernate.jpa.event.internal.core.JpaPersistEventListener.saveWithGeneratedId(JpaPersistEventListener.java:84)
at org.hibernate.event.internal.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:206)
at org.hibernate.event.internal.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:149)
at org.hibernate.event.internal.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:75)
at org.hibernate.internal.SessionImpl.firePersist(SessionImpl.java:811)
at org.hibernate.internal.SessionImpl.persist(SessionImpl.java:784)
at org.hibernate.internal.SessionImpl.persist(SessionImpl.java:789)
at org.hibernate.jpa.spi.AbstractEntityManagerImpl.persist(AbstractEntityManagerImpl.java:1181)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.springframework.orm.jpa.ExtendedEntityManagerCreator$ExtendedEntityManagerInvocationHandler.invoke(ExtendedEntityManagerCreator.java:344)
at com.sun.proxy.$Proxy89.persist(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.springframework.orm.jpa.SharedEntityManagerCreator$SharedEntityManagerInvocationHandler.invoke(SharedEntityManagerCreator.java:291)
at com.sun.proxy.$Proxy89.persist(Unknown Source)
at org.springframework.data.jpa.repository.support.SimpleJpaRepository.save(SimpleJpaRepository.java:433)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.executeMethodOn(RepositoryFactorySupport.java:436)
at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.doInvoke(RepositoryFactorySupport.java:421)
at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.invoke(RepositoryFactorySupport.java:393)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
at org.springframework.data.repository.core.support.RepositoryFactorySupport$DefaultMethodInvokingMethodInterceptor.invoke(RepositoryFactorySupport.java:506)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99)
at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:281)
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:136)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodIntercceptor.invoke(CrudMethodMetadataPostProcessor.java:122)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
at com.sun.proxy.$Proxy103.save(Unknown Source)
at com.<COMPANY>.<PACKAGE>.DevelopmentDataBootstrap.doBootstrap(DevelopmentDataBootstrap.java:47)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:349)
at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeInitMethods(InitDestroyAnnotationBeanPostProcessor.java:300)
at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeInitialization(InitDestroyAnnotationBeanPostProcessor.java:133)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyBeanPostProcessorsBeforeInitialization(AbstractAutowireCapableBeanFactory.java:408)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1564)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:539)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:476)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:303)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:299)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:755)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:759)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:480)
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:117)
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:689)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:321)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:969)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:958)
at com.<COMPANY>.<PACKAGE>.SDKPortalApplication.main(SDKPortalApplication.java:22)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:53)
at java.lang.Thread.run(Thread.java:745)
Your insert SQL statement seems to be throwing a warning or not properly performing in the OSX system. Your stack trace points to this line of code in the Hibernate version (4.3.11.Final) used in your Spring Boot. That's the whole failing method:
#SuppressWarnings({"ThrowableResultOfMethodCallIgnored"})
public void handleAndClearWarnings(
Statement statement,
WarningHandler handler) {
// See HHH-9174. Statement#getWarnings can be an expensive call for many JDBC libs. Don't do it unless
// the log level would actually allow a warning to be logged.
if (LOG.isEnabled(Level.WARN)) {
try {
walkWarnings( statement.getWarnings(), handler );
}
catch (SQLException sqlException) {
// workaround for WebLogic
LOG.debug( "could not log warnings", sqlException );
}
}
try {
// Sybase fail if we don't do that, sigh...
statement.clearWarnings();
}
catch (SQLException sqle) {
LOG.debug( "could not clear warnings", sqle );
}
}
You are getting the NullPointerException in statement.getWarnings(), which suggests statement reaches with null value. You should verify your database versions in both systems and check your schemes match in.
Anyway, Hibernate should handle a possible null value here, from my point of view.

Getting deadloack when using C3P0, OneJar and MySQL

Getting deadloack when using C3P0, OneJar and MySQL
C3P0 Setting is as follows
pooledDataSource=new ComboPooledDataSource();
set database properies ie userName password driver etc
pooledDataSource.setMaxPoolSize(100);
pooledDataSource.setMinPoolSize(10);
pooledDataSource.setInitialPoolSize(10);
pooledDataSource.setAcquireIncrement(4);
pooledDataSource.setIdleConnectionTestPeriod(900);
pooledDataSource.setTestConnectionOnCheckin(true);
pooledDataSource.setMaxIdleTimeExcessConnections(300);
pooledDataSource.setNumHelperThreads(6);
pooledDataSource.setMaxAdministrativeTaskTime(60);
pooledDataSource.setUnreturnedConnectionTimeout(120);
pooledDataSource.setDebugUnreturnedConnectionStackTraces(true);
**Thread Dump is as follows**
Found one Java-level deadlock:
=============================
"com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#3":
waiting to lock monitor 0x00007f443abe32a0 (object 0x00000000c6071690, a com.simontuffs.onejar.JarClassLoader),
which is held by "main"
"main":
waiting to lock monitor 0x00007f443abe2b68 (object 0x00000000c615e950, a com.simontuffs.onejar.JarClassLoader$1),
which is held by "com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#3"
Java stack information for the threads listed above:
===================================================
"com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#3":
at java.lang.ClassLoader.loadClass(ClassLoader.java:403)
- waiting to lock <0x00000000c6071690> (a com.simontuffs.onejar.JarClassLoader)
at com.simontuffs.onejar.JarClassLoader.loadClass(JarClassLoader.java:630)
at java.lang.ClassLoader.loadClass(ClassLoader.java:410)
- locked <0x00000000c615e950> (a com.simontuffs.onejar.JarClassLoader$1)
at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
at com.simontuffs.onejar.JarClassLoader$1.loadClass(JarClassLoader.java:296)
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:791)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
- locked <0x00000000c615e950> (a com.simontuffs.onejar.JarClassLoader$1)
at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
at com.simontuffs.onejar.JarClassLoader$1.loadClass(JarClassLoader.java:296)
at com.mysql.jdbc.DatabaseMetaData$9.forEach(DatabaseMetaData.java:5276)
at com.mysql.jdbc.DatabaseMetaData$9.forEach(DatabaseMetaData.java:5239)
at com.mysql.jdbc.IterateBlock.doForAll(IterateBlock.java:50)
at com.mysql.jdbc.DatabaseMetaData.getTables(DatabaseMetaData.java:5238)
at com.mchange.v2.c3p0.impl.DefaultConnectionTester.activeCheckConnectionNoQuery(DefaultConnectionTester.java:185)
at com.mchange.v2.c3p0.impl.DefaultConnectionTester.activeCheckConnection(DefaultConnectionTester.java:62)
at com.mchange.v2.c3p0.AbstractConnectionTester.activeCheckConnection(AbstractConnectionTester.java:67)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.testPooledConnection(C3P0PooledConnectionPool.java:368)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.refurbishResourceOnCheckin(C3P0PooledConnectionPool.java:301)
at com.mchange.v2.resourcepool.BasicResourcePool.attemptRefurbishResourceOnCheckin(BasicResourcePool.java:1606)
at com.mchange.v2.resourcepool.BasicResourcePool.access$200(BasicResourcePool.java:32)
at com.mchange.v2.resourcepool.BasicResourcePool$1RefurbishCheckinResourceTask.run(BasicResourcePool.java:1228)
at com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)
"main":
at java.lang.ClassLoader.loadClass(ClassLoader.java:403)
- waiting to lock <0x00000000c615e950> (a com.simontuffs.onejar.JarClassLoader$1)
at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
at com.simontuffs.onejar.JarClassLoader$1.loadClass(JarClassLoader.java:296)
at com.simontuffs.onejar.JarClassLoader.findClass(JarClassLoader.java:642)
at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
- locked <0x00000000c6071690> (a com.simontuffs.onejar.JarClassLoader)
at com.simontuffs.onejar.JarClassLoader.loadClass(JarClassLoader.java:630)
at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
at org.hibernate.cfg.SettingsFactory.createBatcherFactory(SettingsFactory.java:443)
at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:195)
at org.hibernate.cfg.Configuration.buildSettingsInternal(Configuration.java:2863)
at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2859)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1870)
at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:906)
at org.hibernate.ejb.HibernatePersistence.createContainerEntityManagerFactory(HibernatePersistence.java:74)
at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.createNativeEntityManagerFactory(LocalContainerEntityManagerFactoryBean.java:268)
at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.afterPropertiesSet(AbstractEntityManagerFactoryBean.java:310)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1514)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1452)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:294)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:225)
- locked <0x00000000fa3ce208> (a java.util.concurrent.ConcurrentHashMap)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:291)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:591)
- locked <0x00000000fa3ce258> (a java.util.concurrent.ConcurrentHashMap)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:918)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:469)
- locked <0x00000000fa3ce358> (a java.lang.Object)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:139)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:93)
at com.goldensource.activegateway.backoffice.launcher.BackOfficeJobLauncher.sendNotification(BackOfficeJobLauncher.java:464)
at com.goldensource.activegateway.backoffice.launcher.BackOfficeJobLauncher.main(BackOfficeJobLauncher.java:186)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:601)
at com.simontuffs.onejar.Boot.run(Boot.java:340)
at com.simontuffs.onejar.Boot.main(Boot.java:166)
Found 1 deadlock.
but when i use jtds to connect with SQL database every thing works fine?
Can anyone tell me whats going wrong?
So, this looks like an issue with c3p0's help Threads trying to load classes using the OneJar classloader. Try updating to the latest pre-release of c3p0-0.9.5 (currently c3p0-0.9.5-pre6) and setting the configuration property contextClassLoaderSource to library or none. See http://www.mchange.com/projects/c3p0/#contextClassLoaderSource