Could not instantiate implementation: com.thinkaurelius.titan.hadoop.formats.util.input.current.TitanHadoopSetupImpl

[chengdianxuezi]

I try to use your code run on spark1.4.1, titan0.5.4, hbase1.0.0。but fail

java.lang.IllegalArgumentException: Could not instantiate implementation: com.thinkaurelius.titan.hadoop.formats.util.input.current.TitanHadoopSetupImpl
at com.thinkaurelius.titan.util.system.ConfigurationUtil.instantiate(ConfigurationUtil.java:62)
at com.thinkaurelius.titan.hadoop.formats.util.TitanInputFormat.getGraphSetup(TitanInputFormat.java:49)
at com.thinkaurelius.titan.hadoop.formats.hbase.TitanHBaseRecordReader.initialize(TitanHBaseRecordReader.java:50)
at org.apache.spark.rdd.NewHadoopRDD$$anon$1.(NewHadoopRDD.scala:133)
at org.apache.spark.rdd.NewHadoopRDD.compute(NewHadoopRDD.scala:104)
at org.apache.spark.rdd.NewHadoopRDD.compute(NewHadoopRDD.scala:66)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:277)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:244)
at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:63)
at org.apache.spark.scheduler.Task.run(Task.scala:70)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:213)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
at com.thinkaurelius.titan.util.system.ConfigurationUtil.instantiate(ConfigurationUtil.java:46)
... 13 more
Caused by: com.esotericsoftware.kryo.KryoException: Unable to find class: com.thinkaurelius.titan.diskstorage.util.time.Timestamps$2
at com.esotericsoftware.kryo.util.DefaultClassResolver.readName(DefaultClassResolver.java:138)
at com.esotericsoftware.kryo.util.DefaultClassResolver.readClass(DefaultClassResolver.java:115)
at com.esotericsoftware.kryo.Kryo.readClass(Kryo.java:610)
at com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:721)
at com.thinkaurelius.titan.graphdb.database.serialize.kryo.KryoSerializer.readClassAndObject(KryoSerializer.java:94)
at com.thinkaurelius.titan.graphdb.database.serialize.StandardSerializer.readClassAndObject(StandardSerializer.java:102)
at com.thinkaurelius.titan.diskstorage.configuration.backend.KCVSConfiguration.staticBuffer2Object(KCVSConfiguration.java:252)
at com.thinkaurelius.titan.diskstorage.configuration.backend.KCVSConfiguration.toMap(KCVSConfiguration.java:187)
at com.thinkaurelius.titan.diskstorage.configuration.backend.KCVSConfiguration.asReadConfiguration(KCVSConfiguration.java:194)
at com.thinkaurelius.titan.graphdb.configuration.GraphDatabaseConfiguration.(GraphDatabaseConfiguration.java:1383)
at com.thinkaurelius.titan.core.TitanFactory.open(TitanFactory.java:93)
at com.thinkaurelius.titan.core.TitanFactory.open(TitanFactory.java:83)
at com.thinkaurelius.titan.hadoop.formats.util.input.current.TitanHadoopSetupImpl.(TitanHadoopSetupImpl.java:39)
... 18 more
Caused by: java.lang.ClassNotFoundException: com.thinkaurelius.titan.diskstorage.util.time.Timestamps$2
at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:270)
at com.esotericsoftware.kryo.util.DefaultClassResolver.readName(DefaultClassResolver.java:136)