Github user yhuai commented on a diff in the pull request:
https://github.com/apache/spark/pull/9367#discussion_r43840823
--- Diff:
core/src/test/scala/org/apache/spark/deploy/SparkSubmitSuite.scala ---
@@ -366,6 +367,72 @@ class SparkSubmitSuite
}
}
+ // SPARK-11195
+ test("classes are correctly loaded when tasks fail") {
+ // Compile a simple jar that throws a user defined exception on the
driver
+ val tempDir = Utils.createTempDir()
+ val srcDir = new File(tempDir, "repro/")
+ srcDir.mkdirs()
+ // scalastyle:off line.size.limit
+ val mainSource = new JavaSourceFromString(new File(srcDir,
"MyJob").getAbsolutePath,
+ """package repro;
+ |
+ |import java.util.*;
+ |import java.util.regex.*;
+ |import org.apache.spark.*;
+ |import org.apache.spark.api.java.*;
+ |import org.apache.spark.api.java.function.*;
+ |
+ |public class MyJob {
+ | public static class MyException extends Exception {
+ | }
+ |
+ | public static void main(String[] args) {
+ | SparkConf conf = new SparkConf();
+ | JavaSparkContext sc = new JavaSparkContext(conf);
+ |
+ | JavaRDD rdd = sc.parallelize(Arrays.asList(new Integer[]{1}),
1).map(new Function<Integer, Boolean>() {
+ | public Boolean call(Integer x) throws MyException {
+ | throw new MyException();
+ | }
+ | });
+ |
+ | try {
+ | rdd.collect();
+ |
+ | assert(false); // should be unreachable
+ | } catch (Exception e) {
+ | // the driver should not have any problems resolving the
exception class and determining
+ | // why the task failed.
+ |
+ | Pattern unknownFailure = Pattern.compile(".*Lost task.*:
UnknownReason.*", Pattern.DOTALL);
+ | Pattern expectedFailure = Pattern.compile(".*Lost task.*:
repro.MyJob\\$MyException.*", Pattern.DOTALL);
+ |
+ | assert(!unknownFailure.matcher(e.getMessage()).matches());
+ | assert(expectedFailure.matcher(e.getMessage()).matches());
+ | }
+ | }
+ |}
+ """.stripMargin)
+ // scalastyle:on line.size.limit
+ val sparkJar =
"../assembly/target/scala-2.10/spark-assembly-1.5.1-hadoop2.2.0.jar"
--- End diff --
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