edwardcapriolo commented on code in PR #506:
URL: https://github.com/apache/incubator-livy/pull/506#discussion_r2701527254
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rsc/src/main/java/org/apache/livy/rsc/ContextLauncher.java:
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@@ -181,13 +174,16 @@ private static ChildProcess startDriver(final RSCConf
conf, Promise<?> promise)
}
Utils.checkState(rscJars.isDirectory(),
- "Cannot find rsc jars directory under LIVY_HOME.");
+ "Cannot find rsc jars directory: " + rscJars.getAbsolutePath());
allJars.add(rscJars);
List<String> jars = new ArrayList<>();
for (File dir : allJars) {
- for (File f : dir.listFiles()) {
- jars.add(f.getAbsolutePath());
+ File [] list = dir.listFiles();
Review Comment:
Identified as possible NullPointerException which is fairly likely with the
diverse expansive classpaths of Livy, Spark, and Hadoop.
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