[GitHub] [zeppelin] jongyoul commented on a change in pull request #4328: [ZEPPELIN-5621] add configuration of tmp_path to store compiled files like scala_shell_tmp-xxx.jar

[GitBox <gi...@apache.org>]

jongyoul commented on a change in pull request #4328:
URL: https://github.com/apache/zeppelin/pull/4328#discussion_r836538458



##########
File path: flink/flink-scala-parent/src/main/scala/org/apache/zeppelin/flink/internal/FlinkILoop.scala
##########
@@ -101,9 +104,12 @@ class FlinkILoop(
   private val tmpDirBase: File = {
     // get unique temporary folder:
     val abstractID: String = new AbstractID().toString
-    val tmpDir: File = new File(
-      System.getProperty("java.io.tmpdir"),
-      "scala_shell_tmp-" + abstractID)
+    var scalaShellTmpParentFolder = flinkScalaInterpreter.properties.getProperty("zeppelin.flink.scala.shell.tmp_dir")
+    if (StringUtils.isBlank(scalaShellTmpParentFolder)) {
+      scalaShellTmpParentFolder = System.getProperty("java.io.tmpdir")
+    }
+    val tmpDir: File = new File(scalaShellTmpParentFolder, "scala_shell_tmp-" + abstractID)
+    LOGGER.info("Folder for scala shell compiled jar: {}", tmpDir.getAbsolutePath)
     if (!tmpDir.exists) {
       tmpDir.mkdir

Review comment:
       ```suggestion
         tmpDir.mkdirs
   ```




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