Jason Dere created HIVE-6495: -------------------------------- Summary: TableDesc.getDeserializer() should use correct classloader when calling Class.forName() Key: HIVE-6495 URL: https://issues.apache.org/jira/browse/HIVE-6495 Project: Hive Issue Type: Bug Components: Serializers/Deserializers Reporter: Jason Dere
User is getting an error with the following stack trace below. It looks like when Class.forName() is called, it may not be using the correct class loader (JavaUtils.getClassLoader() is used in other contexts when the loaded jar may be required). {noformat} FAILED: RuntimeException org.apache.hadoop.hive.ql.metadata.HiveException: Failed with exception java.lang.ClassNotFoundException: my.serde.ColonSerdejava.lang.RuntimeException: java.lang.ClassNotFoundException: my.serde.ColonSerde at org.apache.hadoop.hive.ql.plan.TableDesc.getDeserializerClass(TableDesc.java:68) at org.apache.hadoop.hive.ql.exec.FetchOperator.getRowInspectorFromTable(FetchOperator.java:231) at org.apache.hadoop.hive.ql.exec.FetchOperator.getOutputObjectInspector(FetchOperator.java:608) at org.apache.hadoop.hive.ql.exec.FetchTask.initialize(FetchTask.java:80) at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:497) at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:352) at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:995) at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1038) at org.apache.hadoop.hive.ql.Driver.run(Driver.java:931) at org.apache.hadoop.hive.ql.Driver.run(Driver.java:921) at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:268) at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:220) at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:422) at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:790) at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:684) at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:623) 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 org.apache.hadoop.util.RunJar.main(RunJar.java:212) Caused by: java.lang.ClassNotFoundException: my.serde.ColonSerde 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:190) at org.apache.hadoop.hive.ql.plan.TableDesc.getDeserializerClass(TableDesc.java:66) ... 20 more {noformat} -- This message was sent by Atlassian JIRA (v6.1.5#6160)